From 608d74c400f738ffb4cc10b968650fbee6354e5b Mon Sep 17 00:00:00 2001
From: Marty Kraimer <mrkraimer@comcast.net>
Date: Wed, 12 Jan 2011 10:28:00 -0500
Subject: [PATCH] Fix many memory leaks

---
 documentation/pvDataCpp.html              | 1335 ++++++++++-----------
 pvDataApp/Makefile                        |    2 +-
 pvDataApp/factory/AbstractPVField.h       |   65 +-
 pvDataApp/factory/BasePVStructure.h       |   11 +-
 pvDataApp/factory/BasePVStructureArray.h  |   15 +-
 pvDataApp/factory/Convert.cpp             |    2 +-
 pvDataApp/factory/FieldCreateFactory.cpp  |   93 +-
 pvDataApp/factory/PVAuxInfoImpl.cpp       |   30 +-
 pvDataApp/factory/PVDataCreateFactory.cpp |   20 +-
 pvDataApp/factory/StandardField.cpp       |   81 +-
 pvDataApp/factory/StandardPVField.cpp     |   21 +-
 pvDataApp/misc/StatusCreateFactory.cpp    |   28 +-
 pvDataApp/misc/bitSet.cpp                 |   32 +-
 pvDataApp/misc/bitSet.h                   |    1 -
 pvDataApp/misc/event.cpp                  |   33 +-
 pvDataApp/misc/event.h                    |    3 -
 pvDataApp/misc/executor.cpp               |   31 +-
 pvDataApp/misc/executor.h                 |    1 -
 pvDataApp/misc/linkedListVoid.cpp         |   55 +-
 pvDataApp/misc/linkedListVoid.h           |    3 -
 pvDataApp/misc/messageQueue.cpp           |   28 +-
 pvDataApp/misc/messageQueue.h             |    2 -
 pvDataApp/misc/queueVoid.cpp              |   51 +-
 pvDataApp/misc/queueVoid.h                |    5 -
 pvDataApp/misc/showConstructDestruct.cpp  |  184 ++-
 pvDataApp/misc/showConstructDestruct.h    |   57 +-
 pvDataApp/misc/thread.cpp                 |   36 +-
 pvDataApp/misc/thread.h                   |    2 -
 pvDataApp/misc/timer.cpp                  |   50 +-
 pvDataApp/misc/timer.h                    |    3 -
 pvDataApp/pv/pvData.h                     |    3 -
 pvDataApp/pv/pvIntrospect.h               |    3 +-
 test/testIntrospect                       |    8 +-
 test/testIntrospectDiff                   |    4 -
 test/testIntrospectGold                   |    8 +-
 test/testLinkedList                       |    4 +-
 test/testLinkedListAux                    |   24 +-
 test/testLinkedListGold                   |    4 +-
 test/testMessageQueue                     |   12 +-
 test/testMessageQueueAux                  |    2 -
 test/testMessageQueueGold                 |   12 +-
 test/testPVAuxInfo                        |   10 +-
 test/testPVAuxInfoDiff                    |    4 -
 test/testPVAuxInfoGold                    |   10 +-
 test/testPVData                           |    8 +-
 test/testPVDataDiff                       |    9 -
 test/testPVDataGold                       |   10 +-
 test/testPVStructureArray                 |   16 +-
 test/testPVStructureArrayDiff             |    4 -
 test/testPVStructureArrayGold             |   16 +-
 test/testQueue                            |   12 +-
 test/testQueueGold                        |   12 +-
 test/testThread                           |   10 +-
 test/testThreadAux                        |    2 +-
 test/testThreadGold                       |   10 +-
 test/testTimeStampAux                     |    8 +-
 test/testTimer                            |   12 +-
 test/testTimerAux                         |   12 +-
 test/testTimerGold                        |   12 +-
 testApp/misc/testBitSet.cpp               |    8 +-
 testApp/misc/testLinkedList.cpp           |    4 +-
 testApp/misc/testMessageQueue.cpp         |    6 +-
 testApp/misc/testQueue.cpp                |    2 +-
 testApp/misc/testThread.cpp               |    2 +-
 testApp/misc/testTimer.cpp                |    2 +-
 testApp/property/testProperty.cpp         |    2 +-
 testApp/pv/testIntrospect.cpp             |    8 +-
 testApp/pv/testPVAuxInfo.cpp              |    2 +-
 testApp/pv/testPVData.cpp                 |    2 +-
 testApp/pv/testPVStructureArray.cpp       |   12 +-
 70 files changed, 1336 insertions(+), 1255 deletions(-)

diff --git a/documentation/pvDataCpp.html b/documentation/pvDataCpp.html
index 8c81dff..d07d9a7 100644
--- a/documentation/pvDataCpp.html
+++ b/documentation/pvDataCpp.html
@@ -10,7 +10,7 @@
 <body>
 <h1 style="text-align: center">EPICS pvDataCPP<br />
 Overview<br />
-2010.12.13</h1>
+2011.01.12</h1>
 
 <p>TODO</p>
 <ul>
@@ -26,188 +26,186 @@ CONTENTS
 
 <div class="toc">
 <ul>
-  <li><a href="#Introducti">Introduction</a></li>
-  <li><a href="#PVData">PVData Meta Language</a> 
+  <li><a href="#L54">Introduction</a></li>
+  <li><a href="#L151">PVData Meta Language</a>
     <ul>
-      <li><a href="#Definition">Definition</a></li>
-      <li><a href="#Example">Example</a></li>
+      <li><a href="#L157">Definition</a></li>
+      <li><a href="#L352">Example</a></li>
     </ul>
   </li>
-  <li><a href="#User">PV - User Description</a> 
+  <li><a href="#L364">PV - User Description</a>
     <ul>
-      <li><a href="#Overview">Overview</a></li>
-      <li><a href="#Process">Process Variable Reflection</a> 
+      <li><a href="#L368">Overview</a></li>
+      <li><a href="#L404">Process Variable Reflection</a>
         <ul>
-          <li><a href="#Type">Type Description</a></li>
-          <li><a href="#Reflection">Reflection Description</a></li>
+          <li><a href="#L410">Type Description</a></li>
+          <li><a href="#L530">Reflection Description</a></li>
         </ul>
       </li>
-      <li><a href="#Standard">Standard Fields</a></li>
-      <li><a href="#PVField">PVField - Data Interfaces</a> 
+      <li><a href="#L712">Standard Fields</a></li>
+      <li><a href="#L796">PVField - Data Interfaces</a>
         <ul>
-          <li><a href="#PVField1">PVField</a></li>
-          <li><a href="#PVAuxInfo">PVAuxInfo</a></li>
-          <li><a href="#PVScalar">PVScalar and extensions</a> 
+          <li><a href="#L800">PVField</a></li>
+          <li><a href="#L912">PVAuxInfo</a></li>
+          <li><a href="#L946">PVScalar and extensions</a>
             <ul>
-              <li><a href="#Primitive">Primitive PVField types</a></li>
+              <li><a href="#L950">Primitive PVField types</a></li>
             </ul>
           </li>
-          <li><a href="#PVArray">PVArray and Extensions</a> 
+          <li><a href="#L956">PVArray and Extensions</a>
             <ul>
-              <li><a href="#PVArray1">PVArray Extensions</a></li>
-              <li><a href="#Complete">Complete set of PVArray
-              Extensions</a></li>
+              <li><a href="#L995">PVArray Extensions</a></li>
+              <li><a href="#L1039">Complete set of PVArray Extensions</a></li>
             </ul>
           </li>
-          <li><a href="#PVStructur">PVStructure</a></li>
-          <li><a href="#PVStructur1">PVStructureArray</a></li>
-          <li><a href="#PVDataCrea">PVDataCreate</a></li>
+          <li><a href="#L1043">PVStructure</a></li>
+          <li><a href="#L1147">PVStructureArray</a></li>
+          <li><a href="#L1163">PVDataCreate</a></li>
         </ul>
       </li>
-      <li><a href="#Standard1">Standard Data Fields</a></li>
-      <li><a href="#Convert">Convert</a></li>
+      <li><a href="#L1197">Standard Data Fields</a></li>
+      <li><a href="#L1203">Convert</a></li>
     </ul>
   </li>
-  <li><a href="#Namespace">Namespace, Typedefs, and Memory Management</a> 
+  <li><a href="#L1273">Namespace, Typedefs, and Memory Management</a>
     <ul>
-      <li><a href="#Namespace1">Namespace</a></li>
-      <li><a href="#typedefs">typedefs</a></li>
-      <li><a href="#Memory">Memory Managemment</a> 
+      <li><a href="#L1277">Namespace</a></li>
+      <li><a href="#L1283">typedefs</a></li>
+      <li><a href="#L1382">Memory Managemment</a>
         <ul>
-          <li><a href="#NoDefaultM">NoDefaultMethods</a></li>
+          <li><a href="#L1384">NoDefaultMethods</a></li>
         </ul>
       </li>
-      <li><a href="#PVData1">PVData introspection objects</a></li>
-      <li><a href="#PVData2">PVData data objects</a></li>
-      <li><a href="#Other">Other code in this project</a></li>
+      <li><a href="#L1390">PVData introspection objects</a></li>
+      <li><a href="#L1394">PVData data objects</a></li>
+      <li><a href="#L1398">Other code in this project</a></li>
     </ul>
   </li>
-  <li><a href="#Examples">Examples</a> 
+  <li><a href="#L1406">Examples</a>
     <ul>
-      <li><a href="#Accessing">Accessing PVData</a></li>
-      <li><a href="#Creating">Creating PVData</a></li>
+      <li><a href="#L1410">Accessing PVData</a></li>
+      <li><a href="#L1429">Creating PVData</a></li>
     </ul>
   </li>
-  <li><a href="#Property">Property</a> 
+  <li><a href="#L1449">Property</a>
     <ul>
-      <li><a href="#Definition1">Definition of Property</a></li>
-      <li><a href="#Standard2">Standard Properties</a></li>
-      <li><a href="#Overview1">Overview of Property Support</a></li>
-      <li><a href="#timeStamp">timeStamp</a> 
+      <li><a href="#L1453">Definition of Property</a></li>
+      <li><a href="#L1465">Standard Properties</a></li>
+      <li><a href="#L1546">Overview of Property Support</a></li>
+      <li><a href="#L1566">timeStamp</a>
         <ul>
-          <li><a href="#timeStamp."><span
+          <li><a href="#L1590"><span
             style="font-family: courier;">timeStamp.h</span></a></li>
-          <li><a href="#pvTimeStam"><span
+          <li><a href="#L1695"><span
             style="font-family: courier;">pvTimeStamp.h</span></a></li>
         </ul>
       </li>
-      <li><a href="#alarm">alarm</a> 
+      <li><a href="#L1736">alarm</a>
         <ul>
-          <li><a href="#alarm.h"><span
+          <li><a href="#L1763"><span
             style="font-family: courier;">alarm.h</span></a></li>
-          <li><a href="#pvAlarm.h"><span
+          <li><a href="#L1811"><span
             style="font-family: courier;">pvAlarm.h</span></a></li>
         </ul>
       </li>
-      <li><a href="#control">control</a> 
+      <li><a href="#L1852">control</a>
         <ul>
-          <li><a href="#control.h"><span
+          <li><a href="#L1874"><span
             style="font-family: courier;">control.h</span></a></li>
-          <li><a href="#pvControl."><span
+          <li><a href="#L1907"><span
             style="font-family: courier;">pvControl.h</span></a></li>
         </ul>
       </li>
-      <li><a href="#display">display</a> 
+      <li><a href="#L1948">display</a>
         <ul>
-          <li><a href="#display.h"><span
+          <li><a href="#L1970"><span
             style="font-family: courier;">display.h</span></a></li>
-          <li><a href="#pvDisplay."><span
+          <li><a href="#L2033"><span
             style="font-family: courier;">pvDisplay.h</span></a></li>
         </ul>
       </li>
-      <li><a href="#pvEnumerat">pvEnumerated</a></li>
+      <li><a href="#L2074">pvEnumerated</a></li>
     </ul>
   </li>
-  <li><a href="#PVData3">PVData Abstract and Base Classes</a> 
+  <li><a href="#L2150">PVData Abstract and Base Classes</a>
     <ul>
-      <li><a href="#Overview2">Overview</a></li>
-      <li><a href="#Factories">Factories</a></li>
-      <li><a href="#Abstract">Abstract Classes for PVField</a> 
+      <li><a href="#L2154">Overview</a></li>
+      <li><a href="#L2158">Factories</a></li>
+      <li><a href="#L2168">Abstract Classes for PVField</a>
         <ul>
-          <li><a href="#AbstractPV">AbstractPVField</a></li>
-          <li><a href="#AbstractPV1">AbstractPVScalar</a></li>
-          <li><a href="#AbstractPV2">AbstractPVArray</a></li>
-          <li><a href="#AbstractPV3">AbstractPVScalarArray</a></li>
+          <li><a href="#L2170">AbstractPVField</a></li>
+          <li><a href="#L2174">AbstractPVScalar</a></li>
+          <li><a href="#L2178">AbstractPVArray</a></li>
+          <li><a href="#L2182">AbstractPVScalarArray</a></li>
         </ul>
       </li>
-      <li><a href="#BasePVStru">BasePVStructure</a></li>
-      <li><a href="#Base">Base Classes For PVScalar</a></li>
-      <li><a href="#Base1">Base Classes for PVArray</a></li>
+      <li><a href="#L2186">BasePVStructure</a></li>
+      <li><a href="#L2190">Base Classes For PVScalar</a></li>
+      <li><a href="#L2211">Base Classes for PVArray</a></li>
     </ul>
   </li>
-  <li><a href="#Miscellano">Miscellanous Classes</a> 
+  <li><a href="#L2236">Miscellanous Classes</a>
     <ul>
-      <li><a href="#Overview3">Overview</a></li>
-      <li><a href="#BitSet">BitSet</a></li>
-      <li><a href="#ByteBuffer">ByteBuffer</a></li>
-      <li><a href="#Event">Event</a></li>
-      <li><a href="#Exception">Exception</a></li>
-      <li><a href="#Executor">Executor</a></li>
-      <li><a href="#Linked">Linked List</a></li>
-      <li><a href="#Lock">Lock and Mutex</a></li>
-      <li><a href="#Message">Message Queue</a> 
+      <li><a href="#L2240">Overview</a></li>
+      <li><a href="#L2337">BitSet</a></li>
+      <li><a href="#L2461">ByteBuffer</a></li>
+      <li><a href="#L2469">Event</a></li>
+      <li><a href="#L2498">Exception</a></li>
+      <li><a href="#L2506">Executor</a></li>
+      <li><a href="#L2537">Linked List</a></li>
+      <li><a href="#L2651">Lock and Mutex</a></li>
+      <li><a href="#L2667">Message Queue</a>
         <ul>
-          <li><a href="#Definition2">Definitions</a></li>
-          <li><a href="#MessageQue">MessageQueue</a></li>
+          <li><a href="#L2669">Definitions</a></li>
+          <li><a href="#L2673">MessageQueue</a></li>
         </ul>
       </li>
-      <li><a href="#NoDefaultM1">NoDefaultMethods</a></li>
-      <li><a href="#pvType">pvType</a></li>
-      <li><a href="#Requester">Requester</a></li>
-      <li><a href="#Serialize">Serialize</a></li>
-      <li><a href="#Show">Show Constructors and Destructors</a></li>
-      <li><a href="#Status">Status</a></li>
-      <li><a href="#Thread">Thread</a> 
+      <li><a href="#L2741">NoDefaultMethods</a></li>
+      <li><a href="#L2747">pvType</a></li>
+      <li><a href="#L2776">Requester</a></li>
+      <li><a href="#L2807">Serialize</a></li>
+      <li><a href="#L2847">Show Constructors and Destructors</a></li>
+      <li><a href="#L2901">Status</a></li>
+      <li><a href="#L2948">Thread</a>
         <ul>
-          <li><a href="#ThreadPrio">ThreadPriority</a></li>
-          <li><a href="#Thread1">Thread</a></li>
+          <li><a href="#L2950">ThreadPriority</a></li>
+          <li><a href="#L2954">Thread</a></li>
         </ul>
       </li>
-      <li><a href="#Time">Time Function Call</a></li>
-      <li><a href="#Timer">Timer</a></li>
-      <li><a href="#Queue">Queue</a></li>
+      <li><a href="#L2995">Time Function Call</a></li>
+      <li><a href="#L3027">Timer</a></li>
+      <li><a href="#L3094">Queue</a></li>
     </ul>
   </li>
-  <li><a href="#pvMisc">pvMisc</a> 
+  <li><a href="#L3157">pvMisc</a>
     <ul>
-      <li><a href="#BitSetUtil">BitSetUtil</a></li>
-      <li><a href="#MultiChoic">MultiChoice</a></li>
+      <li><a href="#L3161">BitSetUtil</a></li>
+      <li><a href="#L3191">MultiChoice</a></li>
     </ul>
   </li>
-  <li><a href="#License">License Agreement</a></li>
+  <li><a href="#L3199">License Agreement</a></li>
 </ul>
 </div>
 <hr />
 
-<h2 style="text-align: center" id="Introducti">Introduction</h2>
+<h2 style="text-align: center" id="L54">Introduction</h2>
 <hr />
 
 <p>This product is available via the <a href="#LicenseAgreement">open source
 license</a> described at the end of this document.</p>
 
 <p>PVData is one of a set of related projects: pvData, pvAccess, and javaIOC.
-It describes and implements the data that the other project use. Thus it is
-not useful by itself but understanding pvData is required in order to
-understand the other projects. The reader should also become familar with
-pvAccess and javaIOC, which are located via the same sourceforge site as this
-project. Project PVAccess provides network support for transporting pvData.
-Project javaIOC provides a memory resident "smart" database of pvData
-data.</p>
+It describes and implements the data that the other project use. Thus it is not
+useful by itself but understanding pvData is required in order to understand
+the other projects. The reader should also become familar with pvAccess and
+javaIOC, which are located via the same sourceforge site as this project.
+Project PVAccess provides network support for transporting pvData. Project
+javaIOC provides a memory resident "smart" database of pvData data.</p>
 
 <p>This document describes the C++ implementation of pvData, which was first
 implemented in Java. A C++ implementation of pvAccess is being developed in
-parallel with pvDataCPP. In the future a C++ implementation of javaIOC will
-be developed and the name javaIOC will become pvIOC.</p>
+parallel with pvDataCPP. In the future a C++ implementation of javaIOC will be
+developed and the name javaIOC will become pvIOC.</p>
 
 <p>pvData (Process Variable Data) defines and implements an efficent way to
 store, access, and transmit memory resident structured data.</p>
@@ -225,13 +223,12 @@ store, access, and transmit memory resident structured data.</p>
     <dd>pvData defines separate introspection and data interfaces. The
       introspection interfaces provide access to immutable objects, which
       allows introspection instances to be freely shared. The introspection
-      interface for a process variable can be accessed without requiring
-      access to the data.</dd>
+      interface for a process variable can be accessed without requiring access
+      to the data.</dd>
   <dt>data access</dt>
     <dd>Client code can access pvData via the introspection and data
-      interfaces. For "well known" data, e.g. timeStamp, specialized
-      interfaces can be provided without requiring any changes to the core
-      software.</dd>
+      interfaces. For "well known" data, e.g. timeStamp, specialized interfaces
+      can be provided without requiring any changes to the core software.</dd>
   <dt>data transfer</dt>
     <dd>The separation of introspection and data interfaces allows for
       efficient network data transfer. At connection time introspection
@@ -247,8 +244,8 @@ store, access, and transmit memory resident structured data.</p>
       long, float, double, string. A scalar array is a one dimensional array
       with the element type being one of the scalar types. A structure is an
       ordered set of fields where each field has a name and type. A structure
-      array is a one dimensional array of structures where each element has
-      the same introspection interface. Since a field can have type structure
+      array is a one dimensional array of structures where each element has the
+      same introspection interface. Since a field can have type structure
       complex structures are supported. No other types are needed since
       structures can be defined that simulate complex types.</dd>
 </dl>
@@ -264,48 +261,48 @@ resident database holding pvData with the following features:</p>
 <p>pvData was initially created to support the javaIOC and was part of the
 javaIOC project. It is now a separate project that is used by the javaIOC. In
 addition to the javaIOC, pvData is intended for use by 1) channel access
-clients, 2) Interface between client and network, 3) Interface between
-network and channel access server, 4) Interface between server and IOC
-database. Since it is an interface to data, it could also be used by other
-systems, e.g. TANGO, TINE, etc. A high level Physics application can hold
-data as pvData. By starting a channel access server, the data can made
-available to network clients.</p>
+clients, 2) Interface between client and network, 3) Interface between network
+and channel access server, 4) Interface between server and IOC database. Since
+it is an interface to data, it could also be used by other systems, e.g. TANGO,
+TINE, etc. A high level Physics application can hold data as pvData. By
+starting a channel access server, the data can made available to network
+clients.</p>
 
 <p>pvData contains everything required to support Channel Access and Channel
 Access clients and servers. </p>
 
 <p>This project has many concepts that are similar to EPICS (Experimental
-Physics and Industrial Control System). This C++ implementation uses the
-EPICS build system and also EPICS libCom. The directory structure for this
-project is a standard EPICS application. The following source directories
-appear under pvDataApp:</p>
+Physics and Industrial Control System). This C++ implementation uses the EPICS
+build system and also EPICS libCom. The directory structure for this project is
+a standard EPICS application. The following source directories appear under
+pvDataApp:</p>
 <dl>
   <dt>misc</dt>
     <dd>Support for pvData. This support is described in a major section
-      below.</dd>
+    below.</dd>
   <dt>pv</dt>
     <dd>The C++ introspection and data descriptions for pvData.</dd>
   <dt>factory</dt>
     <dd>The C++ definitions for pvData.</dd>
   <dt>property</dt>
     <dd>Support code for "standard" pvData structures, e.g. timeStamp and
-      alarm.</dd>
+    alarm.</dd>
 </dl>
 <hr />
 
-<h2 style="text-align: center" id="PVData">PVData Meta Language</h2>
+<h2 style="text-align: center" id="L151">PVData Meta Language</h2>
 <hr />
 
 <p>This section describes a meta language for describing pvData. Currently
 there are no plans for a parser for the meta language. It is used for
-documentation. Also the toString introspection and data methods described
-below do present data in this format.</p>
+documentation. Also the toString introspection and data methods described below
+do present data in this format.</p>
 
-<h3 id="Definition">Definition</h3>
+<h3 id="L157">Definition</h3>
 
-<p>PVData supports structured data. All data appears as a top level
-structure. A structure has an ordered set of fields where each field has a
-<span style="font-family: courier;">fieldDef</span> defined as follows:</p>
+<p>PVData supports structured data. All data appears as a top level structure.
+A structure has an ordered set of fields where each field has a <span
+style="font-family: courier;">fieldDef</span> defined as follows:</p>
 <pre>type fieldName = value // comment</pre>
 
 <p>where <span style="font-family: courier;">= value</span> is optional and
@@ -375,15 +372,14 @@ line is a comment. </p>
           ...
           
       </pre>
-      Thus a structure array is an array where each element is a structure
-      but all elements have the same introspection interface. For
-      introspection the structureDef appears once without and data
-    valuies.</dd>
+      Thus a structure array is an array where each element is a structure but
+      all elements have the same introspection interface. For introspection the
+      structureDef appears once without and data valuies.</dd>
 </dl>
 
-<p>Each field can optionally have data values assigned to it. The definition
-of the data values depends on the type. For scalars the data value is
-whatever is valid for the type. </p>
+<p>Each field can optionally have data values assigned to it. The definition of
+the data values depends on the type. For scalars the data value is whatever is
+valid for the type. </p>
 <dl>
   <dt style="font-family: courier;">boolean</dt>
     <dd>The value must be <span style="font-family: courier;">true</span> or
@@ -396,8 +392,8 @@ whatever is valid for the type. </p>
       3.0 3e0</span> are valid values</dd>
   <dt style="font-family: courier;">string</dt>
     <dd>The value can be an alphanumeric value or any set of characters
-      enclosed in <span style="font-family: courier;">""</span> Within quotes
-      a quote is expressed as <span style="font-family: courier;">\"</span>
+      enclosed in <span style="font-family: courier;">""</span> Within quotes a
+      quote is expressed as <span style="font-family: courier;">\"</span>
       Examples are <span style="font-family: courier;">aValue "a value" "a\"
       xxx"</span> are valid values. </dd>
 </dl>
@@ -407,10 +403,10 @@ whatever is valid for the type. </p>
 
 <p>where each <span style="font-family: courier;">value</span> is a valid
 scalar data value depending on the type. Thus it is a comma separated set of
-values enclosed in <span style="font-family: courier;">[]</span> White space
-is permitted surrounding each comma.</p>
+values enclosed in <span style="font-family: courier;">[]</span> White space is
+permitted surrounding each comma.</p>
 
-<h3 id="Example">Example</h3>
+<h3 id="L352">Example</h3>
 
 <p>Define the following top level structure:</p>
 <pre>structure timeStamp
@@ -447,20 +443,20 @@ structure[] structureArrayExample
         double y 10.0</pre>
 <hr />
 
-<h2 style="text-align: center" id="User">PV - User Description</h2>
+<h2 style="text-align: center" id="L364">PV - User Description</h2>
 <hr />
 
-<h3 style="text-align: center" id="Overview">Overview</h3>
+<h3 style="text-align: center" id="L368">Overview</h3>
 
-<p>Directory pvDataApp/pv has header files that completely describe pvData.
-The implementation is provided in directory pvDataApp/factory. Test programs
+<p>Directory pvDataApp/pv has header files that completely describe pvData. The
+implementation is provided in directory pvDataApp/factory. Test programs
 appears on pvDataApp/pvTest.</p>
 
-<p>A PVStructure is a field that contains an array of subfields. Each field
-has code for accessing the field. The interface for each field is PVField or
-an interface that extends PVField. Each field also has an introspection
-interface, which is Field or an extension of Field. This section describes
-the complete set of data and introspection interfaces for pvData.</p>
+<p>A PVStructure is a field that contains an array of subfields. Each field has
+code for accessing the field. The interface for each field is PVField or an
+interface that extends PVField. Each field also has an introspection interface,
+which is Field or an extension of Field. This section describes the complete
+set of data and introspection interfaces for pvData.</p>
 
 <p>A class FieldCreate creates introspection objects. A class PVDataCreate
 creates data objects. A class Convert provides a rich set of methods for
@@ -475,14 +471,14 @@ converting and copying data between fields.</p>
   <dt style="font-family: courier;">convert.h</dt>
     <dd>The facility that converts between data fields.</dd>
   <dt style="font-family: courier;">standardField.h</dt>
-    <dd>Provides access to introspection interfaces for standard
-      introspection structures like timeStamp, alarm, etc.</dd>
+    <dd>Provides access to introspection interfaces for standard introspection
+      structures like timeStamp, alarm, etc.</dd>
   <dt style="font-family: courier;">standardPVField.h</dt>
     <dd>Cteates data interfaces for standard data structures like timeStamp,
       alarm, etc.</dd>
 </dl>
 
-<h3 style="text-align: center" id="Process">Process Variable Reflection</h3>
+<h3 style="text-align: center" id="L404">Process Variable Reflection</h3>
 
 <p>This subsection describes pvIntrospect.h</p>
 
@@ -493,10 +489,10 @@ available. For example when a client connects to a PV, the client library can
 obtain the reflection information without obtaining any data. Only when a
 client issues an I/O request will data be available. This separation is
 especially important for arrays and structures so that a client can discover
-the type without requiring that a large data array or structure be
-transported over the network.</p>
+the type without requiring that a large data array or structure be transported
+over the network.</p>
 
-<h4 id="Type">Type Description</h4>
+<h4 id="L410">Type Description</h4>
 
 <p>Types are defined as:</p>
 <pre>enum Type {
@@ -528,17 +524,15 @@ public:
     static void toString(StringBuilder buf,ScalarType scalarType);
 };</pre>
 
-<p><span style="font-family: courier;">Type</span> is one of the
-following:</p>
+<p><span style="font-family: courier;">Type</span> is one of the following:</p>
 <dl>
   <dt style="font-family: courier;">scalar</dt>
     <dd>A scalar of one of the scalar types.</dd>
   <dt style="font-family: courier;">scalarArray</dt>
     <dd>An array where every element has the same scalar type.</dd>
   <dt style="font-family: courier;">structure</dt>
-    <dd>A structure where each field has a name and a type. Within a
-      structure each field name must be unique but the type can be
-    different.</dd>
+    <dd>A structure where each field has a name and a type. Within a structure
+      each field name must be unique but the type can be different.</dd>
   <dt style="font-family: courier;">structureArray</dt>
     <dd>An array where each element is a structure. Each element has the same
       structure introspection interface.</dd>
@@ -589,7 +583,7 @@ style="font-family: courier;">ScalarType</span></p>
     <dd>Convert the scalar type to a string.</dd>
 </dl>
 
-<h4 id="Reflection">Reflection Description</h4>
+<h4 id="L530">Reflection Description</h4>
 
 <p>This section describes the reflection interfaces which provide the
 following: </p>
@@ -621,12 +615,17 @@ following: </p>
 <pre>    
 class Field :  private NoDefaultMethods {
 public:
-   static ConstructDestructCallback *getConstructDestructCallback();
    int getReferenceCount() const;
    String getFieldName() const;
    Type getType() const;
    virtual void toString(StringBuilder buf) const{toString(buf,0);}
    virtual void toString(StringBuilder buf,int indentLevel) const;
+   void incReferenceCount() const;
+   void decReferenceCount() const;
+   void dumpReferenceCount(StringBuilder buf,int indentLevel) const;
+protected:
+    Field(String fieldName,Type type);
+    virtual ~Field();
 };
 
 class Scalar : public Field{
@@ -637,7 +636,7 @@ public:
 protected:
    Scalar(String fieldName,ScalarType scalarType);
    virtual ~Scalar();
-...
+ ...
 };
 
 class ScalarArray : public Field{
@@ -648,7 +647,7 @@ public:
 protected:
    ScalarArray(String fieldName,ScalarType scalarType);
    virtual ~ScalarArray();
-...
+ ...
 };
 
 class StructureArray : public Field{
@@ -659,7 +658,7 @@ public:
 protected:
    StructureArray(String fieldName,StructureConstPtr structure);
    virtual ~StructureArray();
-...
+ ...
 };
 
 class Structure : public Field {
@@ -673,7 +672,7 @@ public:
 protected:
    Structure(String fieldName, int numberFields,FieldConstPtrArray fields);
    virtual ~Structure();
-...
+ ...
 };
 
 class FieldCreate : NoDefaultMethods {
@@ -699,24 +698,36 @@ descriptions:</p>
       manages all storage and automatically calls delete when no client is
       attached. A few details are discussed in a later section.</dd>
   <dt style="font-family: courier;">toString</dt>
-    <dd>Many classes provide this (actually two methods). This method is
-      called to get a string that uses the metadata syntax described in a
-      previous section.</dd>
+    <dd>Many classes provide this (actually two methods). This method is called
+      to get a string that uses the metadata syntax described in a previous
+      section.</dd>
 </dl>
 
 <p><span style="font-family: courier;">Field</span> has the methods:</p>
 <dl>
-  <dt style="font-family: courier;">getConstructDestructCallback</dt>
-    <dd>This gets a interface that provides methods that return the total
-      number of object instances of Field that have been created and deleted.
-      This is provided to help locate memory leaks.</dd>
   <dt style="font-family: courier;">getReferenceCount</dt>
-    <dd>Get the total number of current references to this field
-    instance.</dd>
+    <dd>Get the total number of current references to this field instance.</dd>
   <dt style="font-family: courier;">getFieldName</dt>
     <dd>Get the name of the field.</dd>
   <dt style="font-family: courier;">getType</dt>
     <dd>Get the field type.</dd>
+  <dt style="font-family: courier;">incReferenceCount</dt>
+    <dd>Increment the reference count. This must be called by any code that
+      wants to "clone" an instance of the introspection interface and use it as
+      the introspection interface for a data field. The library that creates
+      data instances usually calls this so user code almost never calls this.
+      If the field is a structure then this is recursively called for each sub
+      field of the structure.</dd>
+  <dt style="font-family: courier;">decReferenceCount</dt>
+    <dd>This must be called to match each incReferenceCount. It is called when
+      the "cloned" version is no longer needed. This is almost always called by
+      a PVField instance when it is being deleted for a field that has no
+      parents. If the field is a structure then this is recursively called for
+      each sub field of the structure. OTHER code should not call this.</dd>
+  <dt style="font-family: courier;">dumpReferenceCount</dt>
+    <dd>Adds a report of the the current reference count for this field. If the
+      field is a structure then dumpReferenceCount is called for each sub
+    field.</dd>
 </dl>
 
 <p><span style="font-family: courier;">Scalar</span>has the methods:</p>
@@ -731,8 +742,7 @@ descriptions:</p>
     <dd>Get the element type.</dd>
 </dl>
 
-<p><span style="font-family: courier;">StructureArray</span>has the
-methods:</p>
+<p><span style="font-family: courier;">StructureArray</span>has the methods:</p>
 <dl>
   <dt style="font-family: courier;">getStructure</dt>
     <dd>Get the introspection interface that each element shares,</dd>
@@ -754,9 +764,9 @@ methods:</p>
 <p><span style="font-family: courier;">FieldCreate</span>has the methods:</p>
 <dl>
   <dt style="font-family: courier;">create</dt>
-    <dd>Given a field name and an existing introspection interface create a
-      new introspection object. The existing introspection interface can be
-      any of the allowed types.</dd>
+    <dd>Given a field name and an existing introspection interface create a new
+      introspection object. The existing introspection interface can be any of
+      the allowed types.</dd>
   <dt style="font-family: courier;">createScalar</dt>
     <dd>Create a scalar introspection instance.</dd>
   <dt style="font-family: courier;">createScalarArray</dt>
@@ -767,17 +777,17 @@ methods:</p>
     <dd>Create a structure array introspection instance.</dd>
 </dl>
 
-<h3 style="text-align: center" id="Standard">Standard Fields</h3>
+<h3 style="text-align: center" id="L712">Standard Fields</h3>
 
 <p>The file standardField.h has a class description for creating or sharing
-Field objects for standard fields. For each type of standard object two
-methods are defined: one with no properties and with properties. The property
-field is a comma separated string of property names of the following: alarm,
-timeStamp, display, control, and valueAlarm. An example is
-"alarm,timeStamp,valueAlarm". The method with properties creates a structure
-with fields named fieldName and each of the property names. Each property
-field is a structure defining the property. The details about each property
-is given in the section named "Property". For example the call:</p>
+Field objects for standard fields. For each type of standard object two methods
+are defined: one with no properties and with properties. The property field is
+a comma separated string of property names of the following: alarm, timeStamp,
+display, control, and valueAlarm. An example is "alarm,timeStamp,valueAlarm".
+The method with properties creates a structure with fields named fieldName and
+each of the property names. Each property field is a structure defining the
+property. The details about each property is given in the section named
+"Property". For example the call:</p>
 <pre>    StructureConstPtr example = standardField-&gt;scalar(
         String("value"),
         pvDouble,
@@ -853,17 +863,17 @@ extern StandardField * getStandardField();</pre>
 <p>Where</p>
 <dl>
   <dt style="font-family: courier;">scalar</dt>
-    <dd>Create a scalar with the specified scalar type and name. If
-      properties are specified then a structure will be created with the
-      first element being a scalar with the specified scalar type and name
-      value. The other fields in the structure will be the corresponding
-      property structures.</dd>
+    <dd>Create a scalar with the specified scalar type and name. If properties
+      are specified then a structure will be created with the first element
+      being a scalar with the specified scalar type and name value. The other
+      fields in the structure will be the corresponding property
+    structures.</dd>
   <dt style="font-family: courier;">scalarArray</dt>
-    <dd>Create a scalarArray with each element having the specified scalar
-      type and name. If properties are specified then a structure will be
-      created with the first element being a scalarArray with name value. The
-      other fields in the structure will be the corresponding property
-      structures.</dd>
+    <dd>Create a scalarArray with each element having the specified scalar type
+      and name. If properties are specified then a structure will be created
+      with the first element being a scalarArray with name value. The other
+      fields in the structure will be the corresponding property
+    structures.</dd>
   <dt style="font-family: courier;">structureArray</dt>
     <dd>Create a structureArray with the specified structure interface and
       name. If properties are specified then a structure will be created with
@@ -877,11 +887,11 @@ extern StandardField * getStandardField();</pre>
       and fields specified by numFields and fields. The other fields in the
       structure will be the corresponding property structures.</dd>
   <dt style="font-family: courier;">enumerated</dt>
-    <dd>Create a structure with the specified name and fields for an
-      enumerated structure. If properties are specified then a structure will
-      be created with the first element being a structure with the name value
-      and fields for an enumerated structure. The other fields in the
-      structure will be the corresponding property structures.</dd>
+    <dd>Create a structure with the specified name and fields for an enumerated
+      structure. If properties are specified then a structure will be created
+      with the first element being a structure with the name value and fields
+      for an enumerated structure. The other fields in the structure will be
+      the corresponding property structures.</dd>
   <dt style="font-family: courier;">scalarValue</dt>
   <dt style="font-family: courier;">scalarArrayValue</dt>
   <dt style="font-family: courier;">structureArrayValue</dt>
@@ -901,21 +911,20 @@ extern StandardField * getStandardField();</pre>
   <dt style="font-family: courier;">floatAlarm</dt>
   <dt style="font-family: courier;">doubleAlarm</dt>
   <dt style="font-family: courier;">enumeratedAlarm</dt>
-    <dd>The above provide introspection interfaces fot standard properties.
-      See the section on Properties for a description of how these are
-      defined.</dd>
+    <dd>The above provide introspection interfaces fot standard properties. See
+      the section on Properties for a description of how these are defined.</dd>
 </dl>
 
-<h3 style="text-align: center" id="PVField">PVField - Data Interfaces</h3>
+<h3 style="text-align: center" id="L796">PVField - Data Interfaces</h3>
 
-<p>This section defines the Java Interfaces for accessing the data within a
-PV record.</p>
+<p>This section defines the Java Interfaces for accessing the data within a PV
+record.</p>
 
-<h4 id="PVField1">PVField</h4>
+<h4 id="L800">PVField</h4>
 
-<p>PVField is the base interface for accessing data. A data structure
-consists of a top level PVStructure. Every field of every structure of every
-top level structure has a PVField associated with it.</p>
+<p>PVField is the base interface for accessing data. A data structure consists
+of a top level PVStructure. Every field of every structure of every top level
+structure has a PVField associated with it.</p>
 <pre>class PostHandler {
 public:
     virtual void postPut() = 0;
@@ -929,7 +938,6 @@ class PVField
 {
 public:
     virtual ~PVField();
-    static ConstructDestructCallback *getConstructDestructCallback();
     virtual void setRequester(Requester *prequester);
     int getFieldOffset() ;
     int getNextFieldOffset() ;
@@ -953,11 +961,10 @@ protected:
 private:
 };</pre>
 
-<p><span style="font-family: courier;">PostHandler</span> is a class that
-must be implemented by any code that calls setPostHandler. It's single
-virtual method. <span style="font-family: courier;">postPut</span> is called
-whenever <span style="font-family: courier;">PVField::postPut</span> is
-called.</p>
+<p><span style="font-family: courier;">PostHandler</span> is a class that must
+be implemented by any code that calls setPostHandler. It's single virtual
+method. <span style="font-family: courier;">postPut</span> is called whenever
+<span style="font-family: courier;">PVField::postPut</span> is called.</p>
 
 <p><span style="font-family: courier;">Requester,Serializable, and
 NoDefaultMethods</span> are described in a later section.</p>
@@ -969,26 +976,23 @@ are:</p>
     <dd>destructor which must be called by whatever created the PVfield via a
       call to one of the methods of <span
       style="font-family: courier;">PVDataCreate</span> </dd>
-  <dt style="font-family: courier;">getConstructDestructCallback</dt>
-    <dd>Provides access to the number of PVFields that been created and
-      destroyed.</dd>
   <dt style="font-family: courier;">setRequester</dt>
     <dd>Sets a requester to be called when message or getRequesterName are
       called.</dd>
   <dt style="font-family: courier;">getFieldOffset</dt>
-    <dd>Get offset of the PVField field within top level structure. Every
-      field within the PVStructure has a unique offset. The top level
-      structure has an offset of 0. The first field within the structure has
-      offset equal to 1. The other offsets are determined by recursively
-      traversing each structure of the tree. </dd>
+    <dd>Get offset of the PVField field within top level structure. Every field
+      within the PVStructure has a unique offset. The top level structure has
+      an offset of 0. The first field within the structure has offset equal to
+      1. The other offsets are determined by recursively traversing each
+      structure of the tree. </dd>
   <dt style="font-family: courier;">getNextFieldOffset</dt>
-    <dd>Get the next offset. If the field is a scalar or array field then
-      this is just offset + 1. If the field is a structure it is the offset
-      of the next field after this structure. Thus (nextOffset - offset) is
-      always equal to the total number of fields within the field. </dd>
+    <dd>Get the next offset. If the field is a scalar or array field then this
+      is just offset + 1. If the field is a structure it is the offset of the
+      next field after this structure. Thus (nextOffset - offset) is always
+      equal to the total number of fields within the field. </dd>
   <dt style="font-family: courier;">getNumberFields</dt>
-    <dd>Get the total number of fields in this field. This is nextFieldOffset
-      - fieldOffset. </dd>
+    <dd>Get the total number of fields in this field. This is nextFieldOffset -
+      fieldOffset. </dd>
   <dt style="font-family: courier;">getPVAuxInfo</dt>
     <dd>Get the PVAuxInfo for this field. PVAuxInfo is described below.</dd>
   <dt style="font-family: courier;">isImmutable</dt>
@@ -996,8 +1000,8 @@ are:</p>
   <dt style="font-family: courier;">setImmutable</dt>
     <dd>Make the field immutable. Once a field is immutable it can never be
       changed since there is no method to again make it mutable. This is an
-      important design decision since it allows immutable array fields to
-      share the internal primitive data array.</dd>
+      important design decision since it allows immutable array fields to share
+      the internal primitive data array.</dd>
   <dt style="font-family: courier;">getField</dt>
     <dd>Get the reflection interface for the data.</dd>
   <dt style="font-family: courier;">getParent</dt>
@@ -1010,26 +1014,26 @@ are:</p>
   <dt style="font-family: courier;">renameField</dt>
     <dd>Rename the field name.</dd>
   <dt style="font-family: courier;">postPut</dt>
-    <dd>If this field is a field of a record pvRecordField.postPut() is
-      called. If not a field of a record nothing happens.</dd>
+    <dd>If this field is a field of a record pvRecordField.postPut() is called.
+      If not a field of a record nothing happens.</dd>
   <dt style="font-family: courier;">toString</dt>
     <dd>Converts the field data to a string. This is mostly for debugging
       purposes.</dd>
   <dt style="font-family: courier;">operator==</dt>
-    <dd>Compare this field with another field. The result will be true only
-      if the fields have exactly the same field types and if the data values
-      are equal.</dd>
+    <dd>Compare this field with another field. The result will be true only if
+      the fields have exactly the same field types and if the data values are
+      equal.</dd>
   <dt style="font-family: courier;">operator!=</dt>
     <dd>The inverse of <span style="font-family: courier;">operator==</span>
     .</dd>
 </dl>
 
-<h4 id="PVAuxInfo">PVAuxInfo</h4>
+<h4 id="L912">PVAuxInfo</h4>
 
 <p>AuxInfo (Auxillary Information) is information about a field that is
 application specific. It will not be available outside the application that
-implements the database. In particular it will not be made available to
-Channel Access. It is used by the database itself to override the default
+implements the database. In particular it will not be made available to Channel
+Access. It is used by the database itself to override the default
 implementation of fields. The JavaIOC uses it for attaching support code.
 Database Configuration and other tools can use it for configuration
 information. Each Field and each PVField can have have an arbitrary number of
@@ -1038,7 +1042,6 @@ auxInfos. An auxInfo is a (key,PVScalar) pair where key is a string.</p>
 public:
     PVAuxInfo(PVField *pvField);
     ~PVAuxInfo();
-    static ConstructDestructCallback *getConstructDestructCallback();
     PVField * getPVField();
     PVScalar * createInfo(String key,ScalarType scalarType);
     PVScalarMap getInfos();
@@ -1062,7 +1065,7 @@ private:
     <dd>Print all the auxInfos</dd>
 </dl>
 
-<h4 id="PVScalar">PVScalar and extensions</h4>
+<h4 id="L946">PVScalar and extensions</h4>
 <pre>class PVScalar : public PVField {
 public:
     virtual ~PVScalar();
@@ -1071,7 +1074,7 @@ protected:
     PVScalar(PVStructure *parent,ScalarConstPtr scalar);
 };</pre>
 
-<h5 id="Primitive">Primitive PVField types</h5>
+<h5 id="L950">Primitive PVField types</h5>
 
 <p>The interfaces for primitive data types are:</p>
 <pre>class PVBoolean : public PVScalar {
@@ -1160,10 +1163,10 @@ protected:
 private:
 };</pre>
 
-<h4 id="PVArray">PVArray and Extensions</h4>
+<h4 id="L956">PVArray and Extensions</h4>
 
-<p><span style="font-family: courier">PVArray</span> is the base interface
-for all the other PV Array interfaces. It extends PVField and provides the
+<p><span style="font-family: courier">PVArray</span> is the base interface for
+all the other PV Array interfaces. It extends PVField and provides the
 additional methods:</p>
 <pre>class PVArray : public PVField, public SerializableArray {
 public:
@@ -1188,8 +1191,7 @@ private:
 };</pre>
 <dl>
   <dt style="font-family: courier;">getLength</dt>
-    <dd>Get the current length. This is less than or equal to the
-    capacity.</dd>
+    <dd>Get the current length. This is less than or equal to the capacity.</dd>
   <dt style="font-family: courier;">setLength</dt>
     <dd>Set the length. If the PVField is not mutable then an exception is
       thrown. If this is greater than the capacity setCapacity is called.</dd>
@@ -1199,15 +1201,15 @@ private:
   <dt style="font-family: courier;">setCapacity</dt>
     <dd>Set the capacity. The semantics are implementation dependent but
       typical semantics are as follows: If the capacity is not mutable an
-      exception is thrown. A new data array is created and data is copied
-      from the old array to the new array. </dd>
+      exception is thrown. A new data array is created and data is copied from
+      the old array to the new array. </dd>
   <dt style="font-family: courier;">isCapacityMutable</dt>
     <dd>Is the capacity mutable</dd>
   <dt style="font-family: courier;">setCapacityMutable</dt>
     <dd>Specify if the capacity can be changed.</dd>
 </dl>
 
-<h5 id="PVArray1">PVArray Extensions</h5>
+<h5 id="L995">PVArray Extensions</h5>
 
 <p>The interface for each array type has get and put methods which have the
 same arguments except for the data type. For example PVDoubleArray is:</p>
@@ -1233,8 +1235,8 @@ protected:
 private:
 };</pre>
 
-<p>Get "exposes" it's internal array by setting data.data and data.offset.
-The caller is responsible for copying the array elements. This violates the
+<p>Get "exposes" it's internal array by setting data.data and data.offset. The
+caller is responsible for copying the array elements. This violates the
 principle that objects should not expose their internal data but is done for
 efficency. For example it makes it possible to copy between arrays with
 identical element types without requiring an intermediate array.</p>
@@ -1248,9 +1250,9 @@ arguments are:</p>
     <dd>The maximum number of elements to transfer. The number actually
       transfered will be less than or equal to this value.</dd>
   <dt style="font-family: courier;">data</dt>
-    <dd>Get sets data.data to it's internal array and data.offset to the
-      offset into the array. The caller is responsible for the actual data
-      transfer.</dd>
+    <dd>Get sets data.data to it's internal array and data.offset to the offset
+      into the array. The caller is responsible for the actual data
+    transfer.</dd>
   <dt style="font-family: courier;">from</dt>
     <dd>The array from which the data is taken. This array is supplied by the
       caller</dd>
@@ -1277,24 +1279,24 @@ following reads an entire array:</p>
         }
     } </pre>
 
-<p>shareData results in the PVArray using the primitive array that is passed
-to this method. This is most useful for immutable arrays. In this case the
-caller must set the PVArray to be immutable. In the PVArray is not immutable
-then it is the applications responsibility to coordinate access to the array.
-Again this violates the principle that objects should not expose their
-internal data but is important for immutable arrays. For example pvData and
-the javaIOC define many enumerated structures where an enumerated structure
-has two fields: index and choices. Choices is a PVStringArray that holds the
-enumerated choices. Index is a PVInt that is the index of the currently
-selected choice. For many enumerated structures the choices is immutable.
-Allowing the choices internal String[] to be shared between all the instances
-of an enumerated structure saves on storage. Another reason for allowing
-shared data is so that an application which processes an array can be
-separated into multiple modules that directly access the internal data array
-of a PVArray. This can be required for minimizing CPU overhead. In this case
-it is the applications responsibility to coordinate access to the array.</p>
+<p>shareData results in the PVArray using the primitive array that is passed to
+this method. This is most useful for immutable arrays. In this case the caller
+must set the PVArray to be immutable. In the PVArray is not immutable then it
+is the applications responsibility to coordinate access to the array. Again
+this violates the principle that objects should not expose their internal data
+but is important for immutable arrays. For example pvData and the javaIOC
+define many enumerated structures where an enumerated structure has two fields:
+index and choices. Choices is a PVStringArray that holds the enumerated
+choices. Index is a PVInt that is the index of the currently selected choice.
+For many enumerated structures the choices is immutable. Allowing the choices
+internal String[] to be shared between all the instances of an enumerated
+structure saves on storage. Another reason for allowing shared data is so that
+an application which processes an array can be separated into multiple modules
+that directly access the internal data array of a PVArray. This can be required
+for minimizing CPU overhead. In this case it is the applications responsibility
+to coordinate access to the array.</p>
 
-<h5 id="Complete">Complete set of PVArray Extensions</h5>
+<h5 id="L1039">Complete set of PVArray Extensions</h5>
 <pre>class PVScalarArray : public PVArray {
 public:
     virtual ~PVScalarArray();
@@ -1471,7 +1473,7 @@ protected:
 private:
 };</pre>
 
-<h4 id="PVStructur">PVStructure</h4>
+<h4 id="L1043">PVStructure</h4>
 
 <p>The interface for a structure is:</p>
 <pre>class PVStructure : public PVField,public BitSetSerializable {
@@ -1526,22 +1528,22 @@ private:
       different field names.</dd>
   <dt style="font-family: courier;">getSubField(String fieldName)</dt>
     <dd>Get a subField of a field. For a PVStructure a non-null result is
-      returned if fieldName is a field of the PVStructure. The fieldName can
-      be of the form name.name...</dd>
+      returned if fieldName is a field of the PVStructure. The fieldName can be
+      of the form name.name...</dd>
   <dt style="font-family: courier;">getSubField(int fieldOffset)</dt>
     <dd>Get the field located a fieldOffset, where fieldOffset is relative to
-      the top level structure. This returns null if the specified field is
-      not located within this PVStructure.</dd>
+      the top level structure. This returns null if the specified field is not
+      located within this PVStructure.</dd>
   <dt style="font-family: courier;">appendPVField</dt>
     <dd>Append pvField to the end of this PVStructure. This should NOT be
       called if any code is attached to any of the fields in the top level
       structure.</dd>
   <dt style="font-family: courier;">appendPVFields</dt>
-    <dd>Append an array of pvFields to the end of this structure. Note that
-      if the original number of fields is 0 than pvFields replaces the
-      original. Thus the caller must NOT reuse pvFields after calling this
-      method. This should NOT be called if any code is attached to any of the
-      fields in the top level structure</dd>
+    <dd>Append an array of pvFields to the end of this structure. Note that if
+      the original number of fields is 0 than pvFields replaces the original.
+      Thus the caller must NOT reuse pvFields after calling this method. This
+      should NOT be called if any code is attached to any of the fields in the
+      top level structure</dd>
   <dt style="font-family: courier;">removePVField</dt>
     <dd>Remove the specified field from this structure. This should NOT be
       called if any code is attached to any of the fields in the top level
@@ -1584,7 +1586,7 @@ private:
     <dd>Specify the structure that this structure extends.</dd>
 </dl>
 
-<h4 id="PVStructur1">PVStructureArray</h4>
+<h4 id="L1147">PVStructureArray</h4>
 
 <p>The interface for an array of structures is:</p>
 <pre>class StructureArrayData {
@@ -1623,7 +1625,7 @@ private:
 
 <p>The other methods are similar to the methods for other array types.</p>
 
-<h4 id="PVDataCrea">PVDataCreate</h4>
+<h4 id="L1163">PVDataCreate</h4>
 
 <p>PVDataCreate is an interface that provides methods that create PVField
 interfaces. A factory is provided that creates PVDataCreate.</p>
@@ -1663,42 +1665,56 @@ extern PVDataCreate * getPVDataCreate();</pre>
 <dl>
   <dt style="font-family: courier;">createPVField</dt>
     <dd>The PVField is created reusing the Field interface. Two methods are
-      provided. Each calls the corresponding createPVScalar, createPVArray,
-      or createPVStructure depending in the type os the last argument.</dd>
+      provided. Each calls the corresponding createPVScalar, createPVArray, or
+      createPVStructure depending in the type of the last argument. WARNING If
+      the FieldConstPtr field argument is passed and field is already used by
+      another data object then the caller MUST call
+      field-&gt;incReferenceCount() before calling this method.</dd>
   <dt style="font-family: courier;">createPVScalar</dt>
     <dd>Creates an instance of a PVScalar. Three versions are supplied. The
-      first is passed an introspection interface. The second provides the
-      field name and the scalarType. The last provides a field name and a
-      PVScalar to clone. The newly created PVScalar will have the same
-      auxInfos as the original.</dd>
+      first is passed an introspection interface. The second provides the field
+      name and the scalarType. The last provides a field name and a PVScalar to
+      clone. The newly created PVScalar will have the same auxInfos as the
+      original. WARNING If the ScalarAConstPtr scalar argument is passed and
+      scalar is already used by another data object then the caller MUST call
+      scalar-&gt;incReferenceCount() before calling this method.</dd>
   <dt style="font-family: courier;">createPVScalarArray</dt>
-    <dd>Create an instance of a PVArray. Three versions are supplied. The
-      first is passed an introspection interface. The second provides the
-      field name and the elementType. The last provides a field name and a
-      PVArray to clone. The newly created PVArray will have the same auxInfos
-      as the original.</dd>
+    <dd>Create an instance of a PVArray. Three versions are supplied. The first
+      is passed an introspection interface. The second provides the field name
+      and the elementType. The last provides a field name and a PVArray to
+      clone. The newly created PVArray will have the same auxInfos as the
+      original. WARNING If the ScalarArrayConstPtr scalarArray argument is
+      passed and scalarArray is already used by another data object then the
+      caller MUST call scalarArray-&gt;incReferenceCount() before calling this
+      method.</dd>
   <dt style="font-family: courier;">createPVStructureArray</dt>
     <dd>Create a PVStructureArray. It must be passed a structureToClone. This
       will become the Structure interface for ALL elements of the
-      PVStructureArray. It MUST be used to create any new array elements.</dd>
+      PVStructureArray. It MUST be used to create any new array elements. If
+      structureArray is alreadt used by another data object than
+      structureArray-&gt;incReferenceCount() MUST be called before calling this
+      method.</dd>
   <dt style="font-family: courier;">createPVStructure</dt>
     <dd>Create an instance of a PVStructure. Four methods are provided. The
-      first method uses a previously created structure introspection
-      interface. The second uses a Field array to initialize the sub-fields.
-      The third initializes the subfields by cloning the fields contained in
-      structToClone. The newly created sub-fields will have the same values
-      and auxInfos as the original. If structToClone is null then the new
-      structure is initialized to have 0 sub-fields.</dd>
+      first method uses a previously created structure introspection interface.
+      The second uses a Field array to initialize the sub-fields. The third
+      initializes the subfields by cloning the fields contained in
+      structToClone. The newly created sub-fields will have the same values and
+      auxInfos as the original. If structToClone is null then the new structure
+      is initialized to have 0 sub-fields. WARNING If theStructureConstPtr
+      structure argument is passed and structure is already used by another
+      data object then the caller MUST call structure-&gt;incReferenceCount()
+      before calling this method.</dd>
 </dl>
 
-<h3 style="text-align: center" id="Standard1">Standard Data Fields</h3>
+<h3 style="text-align: center" id="L1197">Standard Data Fields</h3>
 
-<p>A class StandardPVField has methods for creating standard data fields.
-Like class StandardField it has two forms of the methods which create a
-field, one without properties and one with properties. Again the properties
-is some combination of alarm, timeStamp, control, display, and valueAlarm.
-And just like StandardField there are methods to create thye standard
-properties. The meythods are:</p>
+<p>A class StandardPVField has methods for creating standard data fields. Like
+class StandardField it has two forms of the methods which create a field, one
+without properties and one with properties. Again the properties is some
+combination of alarm, timeStamp, control, display, and valueAlarm. And just
+like StandardField there are methods to create thye standard properties. The
+meythods are:</p>
 <pre>class StandardPVField : private NoDefaultMethods {
 public:
     StandardPVField();
@@ -1746,7 +1762,7 @@ public:
     PVStructure * powerSupply(PVStructure *parent);
 };</pre>
 
-<h3 style="text-align: center" id="Convert">Convert</h3>
+<h3 style="text-align: center" id="L1203">Convert</h3>
 
 <p>NOTE about copying immutable array fields. If an entire immutable array
 field is copied to another array that has the same elementType, both offsets
@@ -1856,15 +1872,15 @@ This can be less than <span style="font-family: courier;">len</span> if the
 PVField array contains less than len elements.</p>
 
 <p><span style="font-family: courier;">newLine</span> is a convenience method
-for code that implements <span style="font-family: courier;">toString</span>
-It generates a newline and inserts blanks at the beginning of the newline.</p>
+for code that implements <span style="font-family: courier;">toString</span> It
+generates a newline and inserts blanks at the beginning of the newline.</p>
 <hr />
 
-<h2 style="text-align: center" id="Namespace">Namespace, Typedefs, and Memory
+<h2 style="text-align: center" id="L1273">Namespace, Typedefs, and Memory
 Management</h2>
 <hr />
 
-<h3 style="text-align: center" id="Namespace1">Namespace</h3>
+<h3 style="text-align: center" id="L1277">Namespace</h3>
 
 <p>All include and definition files in project pvDataCPP appear in namespace:
 </p>
@@ -1872,7 +1888,7 @@ Management</h2>
      // ...
 }}</pre>
 
-<h3 style="text-align: center" id="typedefs">typedefs</h3>
+<h3 style="text-align: center" id="L1283">typedefs</h3>
 
 <p>Directory misc has an include file pvTypes.h:</p>
 <pre>typedef signed char int8;
@@ -1915,8 +1931,8 @@ treated like an immutable object, which is what pvData require.</p>
 <p>The remaining definitions are:</p>
 <dl>
   <dt style="font-family: courier;">StringBuilder</dt>
-    <dd>This acts like the java StringBuilder when is is passed as an
-      argument to a function.</dd>
+    <dd>This acts like the java StringBuilder when is is passed as an argument
+      to a function.</dd>
   <dt style="font-family: courier;">StringArray</dt>
     <dd>This is an array with each element being a String.</dd>
 </dl>
@@ -1968,9 +1984,9 @@ typedef String * StringArray;</pre>
     <dd>An array of the specified type NOT a pointer to the type.</dd>
 </dl>
 
-<h3 style="text-align: center" id="Memory">Memory Managemment</h3>
+<h3 style="text-align: center" id="L1382">Memory Managemment</h3>
 
-<h4 id="NoDefaultM">NoDefaultMethods</h4>
+<h4 id="L1384">NoDefaultMethods</h4>
 
 <p>Any class that does not want the compiler to generate default methods can
 privately extend the following class which is defined in file
@@ -1986,50 +2002,54 @@ private:
     NoDefaultMethods &amp; operator=(const NoDefaultMethods &amp;);
 };</pre>
 
-<h3 id="PVData1">PVData introspection objects</h3>
+<h3 id="L1390">PVData introspection objects</h3>
 
 <p>Introspection objects are meant to be shared. The constructors and
 destructors are all private or protected so that an introspection object can
 only be created via a call to one of the FieldCreate methods described below.
-The introspection implementation, together with AbstractPVField keeps
-reference counts and automatically deletes objects when the reference count
-goes to 0. Code that uses introspection objects always accesses introspection
-objects via pointers never via references or direct access to the object.
-When a PVData data object is destroyed then pointers to the introspection
-objects associated with the data object are no longer valid.</p>
+The introspection implementation, together with AbstractPVField keeps reference
+counts and automatically deletes objects when the reference count goes to 0.
+Code that uses introspection objects always accesses introspection objects via
+pointers never via references or direct access to the object. When an
+introspection interface is created via one of the methods of class FieldCreate
+the reference count is set to 1. When any code wants to get an introspection
+interface from an existing data object and use it for another data object, i.e.
+share the interface, then incReferenceCount MUST be called.</p>
 
-<h3 id="PVData2">PVData data objects</h3>
+<p>The introspection destructors are all private. When code, normally ~PVField,
+is done using an intrispection interface it calls decReferenceCount. If the
+field is a structure then it is a recursive call. When the reference count for
+a field becomes 0 the field is deleted. Note than user code should never call
+decReferenceCount since the destructor for PVField calls it.</p>
+
+<h3 id="L1394">PVData data objects</h3>
 
 <p>All PVData data objects must publically extend AbstractPVField, which does
 not allow default methods but does have a virtual destructor. It is expected
 that each data object is "owned" by some entity. For example a pvIOC (not
-implemented) database will own all records and thus all PVData data objects
-in the database. It is the ONLY entity that will create and destroy the data
+implemented) database will own all records and thus all PVData data objects in
+the database. It is the ONLY entity that will create and destroy the data
 objects. All other code only receives pointers to the data objects. Before a
-record is deleted any code that is connected to a record is notified before
-the record is deleted. After deletion all pointers to data in the record are
+record is deleted any code that is connected to a record is notified before the
+record is deleted. After deletion all pointers to data in the record are
 invalid. Similarly pvAccess creates and destroys PVData objects and notifies
 clients before destroying PVData data objects.</p>
 
-<h3 id="Other">Other code in this project</h3>
+<h3 id="L1398">Other code in this project</h3>
 
-<p>The classes in property, i.e. alarm, timeStamp, display, and control are
-all meant to be free copied and shared. They can be created on the stack. In
-most cases it is not necessary to create them on the heap.</p>
+<p>The classes in property, i.e. alarm, timeStamp, display, and control are all
+meant to be free copied and shared. They can be created on the stack. In most
+cases it is not necessary to create them on the heap.</p>
 
-<p>Other clases privately extend NoDefaultClasses and are not normally meant
-to be extended. Thus they can only be created via "new" and must be destroyed
-via "delete". These classes normally implement the static method:</p>
-<pre>    static ConstructDestructCallback *getConstructDestructCallback();</pre>
-
-<p>This provides access to how many objects have been constructed and
-destructed. This can be used to monitor memory usage.</p>
+<p>Other clases privately extend NoDefaultClasses and are not normally meant to
+be extended. Thus they can only be created via "new" and must be destroyed via
+"delete".</p>
 <hr />
 
-<h2 style="text-align: center" id="Examples">Examples</h2>
+<h2 style="text-align: center" id="L1406">Examples</h2>
 <hr />
 
-<h3 id="Accessing">Accessing PVData</h3>
+<h3 id="L1410">Accessing PVData</h3>
 
 <p>Assume that code wants to print two fields from a PVStructure:</p>
 <dl>
@@ -2057,7 +2077,7 @@ destructed. This can be used to monitor memory usage.</p>
    timeStampPV-&gt;toString(buf);
 }</pre>
 
-<h3 id="Creating">Creating PVData</h3>
+<h3 id="L1429">Creating PVData</h3>
 
 <p>Example of creating a scalar field.</p>
 <pre>    PVDataCreate *pvDataCreate = getPVDataCreate();
@@ -2087,24 +2107,23 @@ and a timeStamp and alarm. Do it the easy way.</p>
         String("timeStamp,alarm"))</pre>
 <hr />
 
-<h2 style="text-align: center" id="Property">Property</h2>
+<h2 style="text-align: center" id="L1449">Property</h2>
 <hr />
 
-<h3 style="text-align: center" id="Definition1">Definition of Property</h3>
+<h3 style="text-align: center" id="L1453">Definition of Property</h3>
 
-<p>Only fields named "value" have properties. A record can have multiple
-value fields, which can appear in the top level structure of a record or in a
+<p>Only fields named "value" have properties. A record can have multiple value
+fields, which can appear in the top level structure of a record or in a
 substructure. All other fields in the structure containing a value field are
 considered properties of the value field. The fieldname is also the property
 name. The value field can have any type, i.e. scalar, scalarArray, or
-structure. Typical property fields are timeStamp, alarm, display, control,
-and history The timeStamp is a special case.
-If it appears anywhere in the structure
-hieraracy above a value field it is a property of the value field.
+structure. Typical property fields are timeStamp, alarm, display, control, and
+history The timeStamp is a special case. If it appears anywhere in the
+structure hieraracy above a value field it is a property of the value field.
 </p>
 
-<p>For example the following top level structure has a single value field.
-The value field has propertiess alarm, timeStamp, and display.</p>
+<p>For example the following top level structure has a single value field. The
+value field has propertiess alarm, timeStamp, and display.</p>
 <pre>structure counterOutput
     structure alarm
     structure timeStamp
@@ -2117,9 +2136,9 @@ The value field has propertiess alarm, timeStamp, and display.</p>
             double low 0.0
             double high 10.0</pre>
 
-<p>The following example has three value fields each with properties alarm
-and timeStamp. Voltage, Current, and Power each have a different alarms but
-all share the timeStamp.</p>
+<p>The following example has three value fields each with properties alarm and
+timeStamp. Voltage, Current, and Power each have a different alarms but all
+share the timeStamp.</p>
 <pre>structure powerSupplyValueStructure
     double value
     structure alarm
@@ -2131,15 +2150,15 @@ structure powerSupplySimple
     powerSupplyValueStructure power
     powerSupplyValueStructure current</pre>
 
-<h3 style="text-align: center" id="Standard2">Standard Properties</h3>
+<h3 style="text-align: center" id="L1465">Standard Properties</h3>
 
-<p>The following field names have special meaning, i.e. support properties
-for general purpose clients.</p>
+<p>The following field names have special meaning, i.e. support properties for
+general purpose clients.</p>
 <dl>
   <dt style="font-family: courier;">value</dt>
-    <dd>This is normally defined since most general purpose clients access
-      this field. All other fields in the structure support or describe the
-      value field. The type can any supported type but is usually one of the
+    <dd>This is normally defined since most general purpose clients access this
+      field. All other fields in the structure support or describe the value
+      field. The type can any supported type but is usually one of the
       following: 
       <dl>
         <dt style="font-family: courier;">scalar</dt>
@@ -2153,8 +2172,8 @@ for general purpose clients.</p>
             currently selected choice. choices is an array of strings that
             defines the complete set of choices.</dd>
         <dt style="font-family: courier;">other</dt>
-          <dd>Other structure or array types can also be defined if clients
-            and support code agree on the meaning. Some examples are: 1) A
+          <dd>Other structure or array types can also be defined if clients and
+            support code agree on the meaning. Some examples are: 1) A
             structure defining a 2D matrix, 2) A structure defining an image,
             3) A structure that simulates a remote method, ...</dd>
       </dl>
@@ -2188,33 +2207,29 @@ examples are:</p>
       hardware. Etc.</dd>
   <dt style="font-family: courier;">valueAlarm</dt>
     <dd>A field with support that looks for alarm conditions based on the
-      value.</dd>
+    value.</dd>
   <dt style="font-family: courier;">output</dt>
     <dd>A field with support that reads the current value and sends it
-      somewhere else. This can be anything. It can be a channel access link.
-      It can write a value to hardware. Etc.</dd>
+      somewhere else. This can be anything. It can be a channel access link. It
+      can write a value to hardware. Etc.</dd>
 </dl>
 
 <p>The model allows for device records. A device record has structure fields
-that support the PVData data model. For example a powerSupport record can
-have fields power, voltage, current that each support the PVData data model.
-</p>
+that support the PVData data model. For example a powerSupport record can have
+fields power, voltage, current that each support the PVData data model. </p>
 
-<h3 style="text-align: center" id="Overview1">Overview of Property
-Support</h3>
+<h3 style="text-align: center" id="L1546">Overview of Property Support</h3>
 
 <p>Except for enumerated, each property has two files: a property.h and a
-pvProperty.h . For example: <span
-style="text-align: center">timeStamp.h</span> and <span
-style="text-align: center">pvTimeStamp.h</span> In each case the property.h
-file defined methods for manipulating the property data and the pvProperty.h
-provides methods to transfer the property data to/from a pvData structure.
-</p>
+pvProperty.h . For example: <span style="text-align: center">timeStamp.h</span>
+and <span style="text-align: center">pvTimeStamp.h</span> In each case the
+property.h file defined methods for manipulating the property data and the
+pvProperty.h provides methods to transfer the property data to/from a pvData
+structure. </p>
 
-<p>All methods copy data via copy by value semantics, i.e. not by pointer or
-by reference. No property class calls <span
-style="text-align: center">new</span> or <span
-style="text-align: center">delete</span> and all allow the compiler to
+<p>All methods copy data via copy by value semantics, i.e. not by pointer or by
+reference. No property class calls <span style="text-align: center">new</span>
+or <span style="text-align: center">delete</span> and all allow the compiler to
 generate default methods. All allow a class instance to be generated on the
 stack. For example the following is permitted:</p>
 <pre>void example(PVField *pvField) {
@@ -2232,7 +2247,7 @@ stack. For example the following is permitted:</p>
      ...
 }</pre>
 
-<h3 style="text-align: center" id="timeStamp">timeStamp</h3>
+<h3 style="text-align: center" id="L1566">timeStamp</h3>
 
 <p>A timeStamp is represented by the following structure</p>
 <pre>structure timeStamp
@@ -2240,26 +2255,25 @@ stack. For example the following is permitted:</p>
     int32 nanoSeconds</pre>
 
 <p>The Epoch is the posix epoch, i.e. Jan 1, 1970 00:00:00 UTC. Both the
-seconds and nanoSeconds are signed integers and thus can be negative. Since
-the seconds is kept as a 64 bit integer, it allows for a time much greater
-than the present age of the universe. Since the nanoSeconds portion is kept
-as a 32 bit integer it is subject to overflow if a value that corresponds to
-a value that is greater than a little more than 2 seconds of less that about
--2 seconds. The support code always adjust seconds so that the nanoSecconds
-part is normlized, i. e. it has is 0&lt;=nanoSeconds&lt;nanoSecPerSec..</p>
+seconds and nanoSeconds are signed integers and thus can be negative. Since the
+seconds is kept as a 64 bit integer, it allows for a time much greater than the
+present age of the universe. Since the nanoSeconds portion is kept as a 32 bit
+integer it is subject to overflow if a value that corresponds to a value that
+is greater than a little more than 2 seconds of less that about -2 seconds. The
+support code always adjust seconds so that the nanoSecconds part is normlized,
+i. e. it has is 0&lt;=nanoSeconds&lt;nanoSecPerSec..</p>
 
 <p>Two header files are provided for manipulating time stamps: <span
 style="font-family: courier;">timeStamp.h</span> and <span
 style="font-family: courier;">pvTimeStamp.h</span> <span
 style="font-family: courier;">timeStamp.h</span> defines a time stamp
 independent of pvData, i.e. it is a generally useful class for manipulating
-timeStamps. <span style="font-family: courier;">pvTimeStamp.h</span> is a
-class that can be attached to a time stamp pvData structure. It provides get
-and set methods to get/set a TimeStamp as defined by <span
+timeStamps. <span style="font-family: courier;">pvTimeStamp.h</span> is a class
+that can be attached to a time stamp pvData structure. It provides get and set
+methods to get/set a TimeStamp as defined by <span
 style="font-family: courier;">timeStamp.h</span></p>
 
-<h4 id="timeStamp."><span
-style="font-family: courier;">timeStamp.h</span></h4>
+<h4 id="L1590"><span style="font-family: courier;">timeStamp.h</span></h4>
 
 <p>This provides </p>
 <pre>extern int32 milliSecPerSec;
@@ -2300,12 +2314,10 @@ public:
 <p>where</p>
 <dl>
   <dt style="font-family: courier;">TimeStamp()</dt>
-    <dd>The defauly constuctor. Both seconds and nanoSeconds are set to
-    0.</dd>
+    <dd>The defauly constuctor. Both seconds and nanoSeconds are set to 0.</dd>
   <dt style="font-family: courier;">TimeStamp(int64 secondsPastEpoch,int32
   nanoSeconds = 0)</dt>
-    <dd>A constructor that gives initial values to seconds and
-    nanoseconds.</dd>
+    <dd>A constructor that gives initial values to seconds and nanoseconds.</dd>
   <dt style="font-family: courier;">normalize</dt>
     <dd>Adjust seconds and nanoSeconds so that
       0&lt;=nanoSeconds&lt;nanoSecPerSec.</dd>
@@ -2316,16 +2328,16 @@ public:
   <dt style="font-family: courier;">getSecondsPastEpoch</dt>
     <dd>Get the number of seconds since the epoch.</dd>
   <dt style="font-family: courier;">getEpicsSecondsPastEpoch</dt>
-    <dd>Get the number of EPICS seconds since the epoch. EPICS uses Jan 1,
-      1990 00:00:00 UTC as the epoch.</dd>
+    <dd>Get the number of EPICS seconds since the epoch. EPICS uses Jan 1, 1990
+      00:00:00 UTC as the epoch.</dd>
   <dt style="font-family: courier;">getNanoSeconds</dt>
     <dd>Get the number of nanoSeconds. This is always normalized.</dd>
   <dt style="font-family: courier;">put(int64 secondsPastEpoch,int32
   nanoSeconds = 0)</dt>
     <dd>Set the timeStamp value. If necessary it will be normalized.</dd>
   <dt style="font-family: courier;">put(int64 milliseconds)</dt>
-    <dd>Set the timeStamp with a value the is the number of milliSeconds
-      since the epoch.</dd>
+    <dd>Set the timeStamp with a value the is the number of milliSeconds since
+      the epoch.</dd>
   <dt style="font-family: courier;">getCurrent()</dt>
     <dd>Set the timeStamp to the current time.</dd>
   <dt style="font-family: courier;">toSeconds()</dt>
@@ -2350,8 +2362,8 @@ portion is 0&le;=nano&lt;nanoSecPerSec. Note that it is OK to have timeStamps
 for times previous to the epoch.</p>
 
 <p>TimeStamp acts like a primitive. It can be allocated on the stack and the
-compiler is free to generate default methods, i.e. copy constructor,
-assignment constructor, and destructor.</p>
+compiler is free to generate default methods, i.e. copy constructor, assignment
+constructor, and destructor.</p>
 
 <p>One use for TimeStamp is to time how long a section of code takes to
 execute. This is done as follows:</p>
@@ -2363,8 +2375,7 @@ execute. This is done as follows:</p>
     endTime.getCurrent();
     double time = TimeStamp::diff(endTime,startTime);</pre>
 
-<h4 id="pvTimeStam"><span
-style="font-family: courier;">pvTimeStamp.h</span></h4>
+<h4 id="L1695"><span style="font-family: courier;">pvTimeStamp.h</span></h4>
 <pre>class PVTimeStamp {
 public:
     PVTimeStamp();
@@ -2383,14 +2394,14 @@ public:
 <p>where</p>
 <dl>
   <dt style="font-family: courier;">PVTimeStamp</dt>
-    <dd>The default constructor. Attach must be called before get or set can
-      be called.</dd>
+    <dd>The default constructor. Attach must be called before get or set can be
+      called.</dd>
   <dt style="font-family: courier;">attach</dt>
     <dd>Attempts to attach to <span
-      style="font-family: courier;">pvField</span> It returns (false,true) if
-      a timeStamp structure is found. It looks first at pvField itself and if
-      is not an appropriate pvData structure but the field name is value it
-      looks up the parent structure tree.</dd>
+      style="font-family: courier;">pvField</span> It returns (false,true) if a
+      timeStamp structure is found. It looks first at pvField itself and if is
+      not an appropriate pvData structure but the field name is value it looks
+      up the parent structure tree.</dd>
   <dt style="font-family: courier;">detach</dt>
     <dd>Detach from the pvData structure.</dd>
   <dt style="font-family: courier;">isAttached</dt>
@@ -2403,30 +2414,29 @@ public:
       thrown if not attached to a pvData structure. </dd>
 </dl>
 
-<h3 style="text-align: center" id="alarm">alarm</h3>
+<h3 style="text-align: center" id="L1736">alarm</h3>
 
 <p>An alarm structure is defined as follows:</p>
 <pre>structure alarm
     int32 severity
     String message</pre>
 
-<p>Note that severity is NOT defined as an enumerated structure. The reason
-is performance, i. e. prevent passing the array of choice strings everywhere.
-The file <span style="font-family: courier;">alarm.h</span> provides the
-choice strings. Thus all code that needs to know about alarms share the exact
-same choice strings.</p>
+<p>Note that severity is NOT defined as an enumerated structure. The reason is
+performance, i. e. prevent passing the array of choice strings everywhere. The
+file <span style="font-family: courier;">alarm.h</span> provides the choice
+strings. Thus all code that needs to know about alarms share the exact same
+choice strings.</p>
 
 <p>Two header files are provided for manipulating alarms: <span
 style="font-family: courier;">alarm.h</span> and <span
 style="font-family: courier;">pvAlarm.h</span> <span
 style="font-family: courier;">alarm.h</span> defines a time stamp independent
 of pvData, i.e. it is a generally useful class for manipulating alarms. <span
-style="font-family: courier;">pvAlarm.h</span> is a class that can be
-attached to a time stamp pvData structure. It provides get and set methods to
-get/set a Alarm as defined by <span
-style="font-family: courier;">alarm.h</span></p>
+style="font-family: courier;">pvAlarm.h</span> is a class that can be attached
+to a time stamp pvData structure. It provides get and set methods to get/set a
+Alarm as defined by <span style="font-family: courier;">alarm.h</span></p>
 
-<h4 id="alarm.h"><span style="font-family: courier;">alarm.h</span></h4>
+<h4 id="L1763"><span style="font-family: courier;">alarm.h</span></h4>
 <pre>enum AlarmSeverity {
  noAlarm,minorAlarm,majorAlarm,invalidAlarm
 };
@@ -2461,7 +2471,7 @@ public:
 <dl>
   <dt style="font-family: courier;">Alarm</dt>
     <dd>The constructor. It sets the severity to no alarm and the message to
-      "".</dd>
+    "".</dd>
   <dt style="font-family: courier;">getMessage</dt>
     <dd>Get the message.</dd>
   <dt style="font-family: courier;">setMessage</dt>
@@ -2472,7 +2482,7 @@ public:
     <dd>Set the severity.</dd>
 </dl>
 
-<h4 id="pvAlarm.h"><span style="font-family: courier;">pvAlarm.h</span></h4>
+<h4 id="L1811"><span style="font-family: courier;">pvAlarm.h</span></h4>
 <pre>class PVAlarm {
 public:
     PVAlarm() : pvSeverity(0),pvMessage(0) {}
@@ -2491,15 +2501,15 @@ public:
 <p>where</p>
 <dl>
   <dt style="font-family: courier;">PVAlarm</dt>
-    <dd>The default constructor. Attach must be called before get or set can
-      be called.</dd>
+    <dd>The default constructor. Attach must be called before get or set can be
+      called.</dd>
   <dt style="font-family: courier;">attach</dt>
     <dd>Attempts to attach to <span
       style="font-family: courier;">pvField</span> It returns (false,true) if
-      it found an appropriate pvData structure. It looks first a pvField
-      itself and if is not an appropriate pvData structure but the field name
-      is value it looks to see if the parent structure has an appropriate sub
-      structure.</dd>
+      it found an appropriate pvData structure. It looks first a pvField itself
+      and if is not an appropriate pvData structure but the field name is value
+      it looks to see if the parent structure has an appropriate sub
+    structure.</dd>
   <dt style="font-family: courier;">detach</dt>
     <dd>Just detaches from the pvData structure.</dd>
   <dt style="font-family: courier;">isAttached</dt>
@@ -2508,11 +2518,11 @@ public:
     <dd>Copies data from the pvData structure to an Alarm. An exception is
       thrown if not attached to a pvData structure. </dd>
   <dt style="font-family: courier;">set</dt>
-    <dd>Copies data from Alarm to the pvData structure. An exception is
-      thrown if not attached to a pvData structure. </dd>
+    <dd>Copies data from Alarm to the pvData structure. An exception is thrown
+      if not attached to a pvData structure. </dd>
 </dl>
 
-<h3 style="text-align: center" id="control">control</h3>
+<h3 style="text-align: center" id="L1852">control</h3>
 
 <p>Control information is represented by the following structure</p>
 <pre>structure control
@@ -2523,14 +2533,14 @@ public:
 <p>Two header files are provided for manipulating controls: <span
 style="font-family: courier;">control.h</span> and <span
 style="font-family: courier;">pvControl.h</span> <span
-style="font-family: courier;">control.h</span> defines a time stamp
-independent of pvData, i.e. it is a generally useful class for manipulating
-controls. <span style="font-family: courier;">pvControl.h</span> is a class
-that can be attached to a time stamp pvData structure. It provides get and
-set methods to get/set a Control as defined by <span
+style="font-family: courier;">control.h</span> defines a time stamp independent
+of pvData, i.e. it is a generally useful class for manipulating controls. <span
+style="font-family: courier;">pvControl.h</span> is a class that can be
+attached to a time stamp pvData structure. It provides get and set methods to
+get/set a Control as defined by <span
 style="font-family: courier;">control.h</span></p>
 
-<h4 id="control.h"><span style="font-family: courier;">control.h</span></h4>
+<h4 id="L1874"><span style="font-family: courier;">control.h</span></h4>
 <pre>class Control {
 public:
     Control();
@@ -2555,8 +2565,7 @@ public:
     <dd>Set the high limit.</dd>
 </dl>
 
-<h4 id="pvControl."><span
-style="font-family: courier;">pvControl.h</span></h4>
+<h4 id="L1907"><span style="font-family: courier;">pvControl.h</span></h4>
 <pre>class PVControl {
 public:
     PVControl();
@@ -2575,15 +2584,15 @@ public:
 <p>where</p>
 <dl>
   <dt style="font-family: courier;">PVControl</dt>
-    <dd>The default constructor. Attach must be called before get or set can
-      be called.</dd>
+    <dd>The default constructor. Attach must be called before get or set can be
+      called.</dd>
   <dt style="font-family: courier;">attach</dt>
     <dd>Attempts to attach to <span
       style="font-family: courier;">pvField</span> It returns (false,true) if
-      it found an appropriate pvData structure. It looks first a pvField
-      itself and if is not an appropriate pvData structure but the field name
-      is value it looks to see if the parent structure has an appropriate sub
-      structure.</dd>
+      it found an appropriate pvData structure. It looks first a pvField itself
+      and if is not an appropriate pvData structure but the field name is value
+      it looks to see if the parent structure has an appropriate sub
+    structure.</dd>
   <dt style="font-family: courier;">detach</dt>
     <dd>Just detaches from the pvData structure.</dd>
   <dt style="font-family: courier;">isAttached</dt>
@@ -2596,7 +2605,7 @@ public:
       thrown if not attached to a pvData structure. </dd>
 </dl>
 
-<h3 style="text-align: center" id="display">display</h3>
+<h3 style="text-align: center" id="L1948">display</h3>
 
 <p>Display information is represented by the following structure</p>
 <pre>structure display
@@ -2612,12 +2621,12 @@ style="font-family: courier;">display.h</span> and <span
 style="font-family: courier;">pvDisplay.h</span> <span
 style="font-family: courier;">display.h</span> defines display information
 independent of pvData, i.e. it is a generally useful class for manipulating
-display infomation. <span style="font-family: courier;">pvDisplay.h</span> is
-a class that can be attached to a display pvData structure. It provides get
-and set methods to get/set a Diaplay as defined by <span
+display infomation. <span style="font-family: courier;">pvDisplay.h</span> is a
+class that can be attached to a display pvData structure. It provides get and
+set methods to get/set a Diaplay as defined by <span
 style="font-family: courier;">diaplay.h</span></p>
 
-<h4 id="display.h"><span style="font-family: courier;">display.h</span></h4>
+<h4 id="L1970"><span style="font-family: courier;">display.h</span></h4>
 <pre>class Display {
 public:
     Display();
@@ -2660,8 +2669,7 @@ public:
     <dd>Set the units.</dd>
 </dl>
 
-<h4 id="pvDisplay."><span
-style="font-family: courier;">pvDisplay.h</span></h4>
+<h4 id="L2033"><span style="font-family: courier;">pvDisplay.h</span></h4>
 <pre>class PVDisplay {
 public:
     PVDisplay()
@@ -2680,15 +2688,15 @@ public:
 <p>where</p>
 <dl>
   <dt style="font-family: courier;">PVDisplay</dt>
-    <dd>The default constructor. Attach must be called before get or set can
-      be called.</dd>
+    <dd>The default constructor. Attach must be called before get or set can be
+      called.</dd>
   <dt style="font-family: courier;">attach</dt>
     <dd>Attempts to attach to <span
       style="font-family: courier;">pvField</span> It returns (false,true) if
-      it found an appropriate pvData structure. It looks first a pvField
-      itself and if is not an appropriate pvData structure but the field name
-      is value it looks to see if the parent structure has an appropriate sub
-      structure.</dd>
+      it found an appropriate pvData structure. It looks first a pvField itself
+      and if is not an appropriate pvData structure but the field name is value
+      it looks to see if the parent structure has an appropriate sub
+    structure.</dd>
   <dt style="font-family: courier;">detach</dt>
     <dd>Just detaches from the pvData structure.</dd>
   <dt style="font-family: courier;">isAttached</dt>
@@ -2701,7 +2709,7 @@ public:
       thrown if not attached to a pvData structure. </dd>
 </dl>
 
-<h3 style="text-align: center" id="pvEnumerat">pvEnumerated</h3>
+<h3 style="text-align: center" id="L2074">pvEnumerated</h3>
 
 <p>An enumerated structure is a structure that has fields:</p>
 <pre>structure
@@ -2745,8 +2753,8 @@ public:
   <dt style="font-family: courier;">isAttached</dt>
     <dd>Is there an attachment to an enemerated structure?</dd>
   <dt style="font-family: courier;">setIndex</dt>
-    <dd>Set the index field in the pvData structure. An exception is thrown
-      if not attached to a pvData structure. </dd>
+    <dd>Set the index field in the pvData structure. An exception is thrown if
+      not attached to a pvData structure. </dd>
   <dt style="font-family: courier;">getIndex</dt>
     <dd>Get the index field in the pvData structure. </dd>
   <dt style="font-family: courier;">getChoice</dt>
@@ -2754,74 +2762,72 @@ public:
       pvData structure. An exception is thrown if not attached to a pvData
       structure. </dd>
   <dt style="font-family: courier;">choicesMutable</dt>
-    <dd>Can the choices be changed? Note that this is often true. An
-      exception is thrown if not attached to a pvData structure. </dd>
+    <dd>Can the choices be changed? Note that this is often true. An exception
+      is thrown if not attached to a pvData structure. </dd>
   <dt style="font-family: courier;">getChoices</dt>
     <dd>Get the array of choices. An exception is thrown if not attached to a
       pvData structure. </dd>
   <dt style="font-family: courier;">getNumberChoices</dt>
-    <dd>Get the number of choices. An exception is thrown if not attached to
-      a pvData structure. </dd>
-  <dt style="font-family: courier;">setChoices</dt>
-    <dd>Change the choices. An exception is thrown if not attached to a
+    <dd>Get the number of choices. An exception is thrown if not attached to a
       pvData structure. </dd>
+  <dt style="font-family: courier;">setChoices</dt>
+    <dd>Change the choices. An exception is thrown if not attached to a pvData
+      structure. </dd>
 </dl>
 <hr />
 
-<h2 style="text-align: center" id="PVData3">PVData Abstract and Base
-Classes</h2>
+<h2 style="text-align: center" id="L2150">PVData Abstract and Base Classes</h2>
 <hr />
 
-<h3 style="text-align: center" id="Overview2">Overview</h3>
+<h3 style="text-align: center" id="L2154">Overview</h3>
 
 <p>Drectory factory has code that implements everything described by the
 include files in directory pv</p>
 
-<h3 style="text-align: center" id="Factories">Factories</h3>
+<h3 style="text-align: center" id="L2158">Factories</h3>
 
 <p>FieldCreateFactory automatically creates a single instance of FieldCreate
 and provides a method to get the interface.</p>
 
-<p>PVDataCreateFactory automatically creates a single instance of
-PVDataCreate and provides a method to get the interface.</p>
+<p>PVDataCreateFactory automatically creates a single instance of PVDataCreate
+and provides a method to get the interface.</p>
 
 <p>PVAuxInfoImpl implements auxInfo.</p>
 
 <p>Convert automatically creates a single instance of Convert and provides a
 method to get the interface.</p>
 
-<h3 style="text-align: center" id="Abstract">Abstract Classes for PVField</h3>
+<h3 style="text-align: center" id="L2168">Abstract Classes for PVField</h3>
 
-<h4 id="AbstractPV">AbstractPVField</h4>
+<h4 id="L2170">AbstractPVField</h4>
 
-<p>This is an abstract base class for implementing PVField interfaces. It
-MUST be the base class for any class that extends PVField. </p>
+<p>This is an abstract base class for implementing PVField interfaces. It MUST
+be the base class for any class that extends PVField. </p>
 
-<h4 id="AbstractPV1">AbstractPVScalar</h4>
+<h4 id="L2174">AbstractPVScalar</h4>
 
-<p>This is an abstract base class for implementing scalar data fields. It
-MUST be the base class for any class that implements a scalar data field. </p>
+<p>This is an abstract base class for implementing scalar data fields. It MUST
+be the base class for any class that implements a scalar data field. </p>
 
-<h4 id="AbstractPV2">AbstractPVArray</h4>
+<h4 id="L2178">AbstractPVArray</h4>
 
 <p>This is an abstract base class for implementing array data fields. It MUST
 be the base class for any class implements array data fields. </p>
 
-<h4 id="AbstractPV3">AbstractPVScalarArray</h4>
+<h4 id="L2182">AbstractPVScalarArray</h4>
 
-<p>This is an abstract base class for implementing scalar array data fields.
-It MUST be the base class for any class implements scalar array data fields.
-</p>
+<p>This is an abstract base class for implementing scalar array data fields. It
+MUST be the base class for any class implements scalar array data fields. </p>
 
-<h3 style="text-align: center" id="BasePVStru">BasePVStructure</h3>
+<h3 style="text-align: center" id="L2186">BasePVStructure</h3>
 
 <p>BasePVStructure is a base class for any code that implements PVStructure.
 Any code that implements PVStructure MUST extend this class.</p>
 
-<h3 style="text-align: center" id="Base">Base Classes For PVScalar</h3>
+<h3 style="text-align: center" id="L2190">Base Classes For PVScalar</h3>
 
-<p>For each scalar type there is a base class that implements it. The
-complete list is:</p>
+<p>For each scalar type there is a base class that implements it. The complete
+list is:</p>
 <dl>
   <dt style="font-family: courier;">BasePVBoolean</dt>
   <dt style="font-family: courier;">BasePVByte</dt>
@@ -2833,7 +2839,7 @@ complete list is:</p>
   <dt style="font-family: courier;">BasePVString</dt>
 </dl>
 
-<h3 style="text-align: center" id="Base1">Base Classes for PVArray</h3>
+<h3 style="text-align: center" id="L2211">Base Classes for PVArray</h3>
 
 <p>For each scalar array type there is a base class that implements it. The
 complete list is:</p>
@@ -2850,10 +2856,10 @@ complete list is:</p>
 </dl>
 <hr />
 
-<h2 style="text-align: center" id="Miscellano">Miscellanous Classes</h2>
+<h2 style="text-align: center" id="L2236">Miscellanous Classes</h2>
 <hr />
 
-<h3 style="text-align: center" id="Overview3">Overview</h3>
+<h3 style="text-align: center" id="L2240">Overview</h3>
 
 <p>This package provides utility code:</p>
 <dl>
@@ -2897,14 +2903,14 @@ complete list is:</p>
     <dd>An implementation of Timer that does not require an object to be
       created for each timer request.</dd>
   <dt style="font-family: courier;">queue.h</dt>
-    <dd>A queue implementation that allows the latest queue element to
-      continue to be used when no free element is available.</dd>
+    <dd>A queue implementation that allows the latest queue element to continue
+      to be used when no free element is available.</dd>
 </dl>
 
-<p>Note that directory testApp/misc has test code for all the classes in
-misc. The test code also can be used as examples.</p>
+<p>Note that directory testApp/misc has test code for all the classes in misc.
+The test code also can be used as examples.</p>
 
-<h3 style="text-align: center;" id="BitSet">BitSet</h3>
+<h3 style="text-align: center;" id="L2337">BitSet</h3>
 
 <p>This is adapted from the java.util.BitSet. bitSet.h is:</p>
 <pre>class BitSet /*: public Serializable*/ {
@@ -2938,11 +2944,10 @@ private:
 <p>where</p>
 <dl>
   <dt style="font-family: courier;">BitSet()</dt>
-    <dd>Creates a bitSet of initial size 64 bits. All bits initially
-    false.</dd>
+    <dd>Creates a bitSet of initial size 64 bits. All bits initially false.</dd>
   <dt style="font-family: courier;">BitSet(uint32 nbits)</dt>
-    <dd>Creates a bitSet with the initial of the specified number of bits.
-      All bits initially false.</dd>
+    <dd>Creates a bitSet with the initial of the specified number of bits. All
+      bits initially false.</dd>
   <dt style="font-family: courier;">~BitSet()</dt>
     <dd>Destructor.</dd>
   <dt style="font-family: courier;">flip(uint32 bitIndex)</dt>
@@ -2964,24 +2969,23 @@ private:
     <dd>Get the index of the next false bit beginning with the specified
     bit.</dd>
   <dt style="font-family: courier;">isEmpty()</dt>
-    <dd>Return (false,true) if (at least one bit true, all bits are
-    false)</dd>
+    <dd>Return (false,true) if (at least one bit true, all bits are false)</dd>
   <dt style="font-family: courier;">cardinality()</dt>
     <dd>Return the number of true bits.</dd>
   <dt style="font-family: courier;">operator&amp;=(const BitSet&amp; set)</dt>
     <dd>Performs a logical and of this target bit set with the argument bit
       set. This bit set is modified so that each bit in it has the value true
-      if and only if it both initially had the value true and the
-      corresponding bit in the bit set argument also had the value.</dd>
+      if and only if it both initially had the value true and the corresponding
+      bit in the bit set argument also had the value.</dd>
   <dt style="font-family: courier;">operator|=(const BitSet&amp; set)</dt>
     <dd>Performs a logical or of this target bit set with the argument bit
-      set.</dd>
+    set.</dd>
   <dt style="font-family: courier;">operator^=(const BitSet&amp; set)</dt>
     <dd>Performs a logical exclusive or of this target bit set with the
       argument bit set.</dd>
   <dt style="font-family: courier;">operator-=(const BitSet&amp; set)</dt>
-    <dd><p>Clears all of the bits in this bitSet whose corresponding bit is
-      set in the specified bitSet.</p>
+    <dd><p>Clears all of the bits in this bitSet whose corresponding bit is set
+      in the specified bitSet.</p>
     </dd>
   <dt style="font-family: courier;">operator=(const BitSet &amp;set)</dt>
     <dd>Assignment operator.</dd>
@@ -3000,7 +3004,7 @@ private:
     <dd>Show the current values of the bitSet.</dd>
 </dl>
 
-<h3 style="text-align: center;" id="ByteBuffer">ByteBuffer</h3>
+<h3 style="text-align: center;" id="L2461">ByteBuffer</h3>
 
 <p>A ByteBuffer is used to serialize and deserialize primitive data. File
 byteBuffer.h is:</p>
@@ -3040,7 +3044,7 @@ private:
 
 <p>x</p>
 
-<h3 style="text-align: center;" id="Event">Event</h3>
+<h3 style="text-align: center;" id="L2469">Event</h3>
 
 <p>This class provides coordinates activity between threads. One thread can
 wait for the event and the other signals the event.</p>
@@ -3048,7 +3052,6 @@ wait for the event and the other signals the event.</p>
 public:
     Event(bool full);
     ~Event();
-    static ConstructDestructCallback *getConstructDestructCallback();
     void signal();
     bool wait (); /* blocks until full */
     bool wait ( double timeOut ); /* false if empty at time out */
@@ -3062,9 +3065,6 @@ private:
   <dt style="font-family: courier;">Event</dt>
     <dd>The constructor. The initial value can be full or empty. The normal
       first state is empty.</dd>
-  <dt style="font-family: courier;">getConstructDestructCallback</dt>
-    <dd>Provides access to number of events that have been created and
-      destroyed.</dd>
   <dt style="font-family: courier;">signal</dt>
     <dd>The event becomes full. The current or next wait will complete.</dd>
   <dt style="font-family: courier;">wait</dt>
@@ -3076,7 +3076,7 @@ private:
     <dd>returns (false,true) if the event is (empty,full)</dd>
 </dl>
 
-<h3 style="text-align: center;" id="Exception">Exception</h3>
+<h3 style="text-align: center;" id="L2498">Exception</h3>
 
 <p>File epicsException.h describes:</p>
 <pre>class BaseException : public std::exception {
@@ -3094,10 +3094,10 @@ private:
 
 <p>x</p>
 
-<h3 style="text-align: center;" id="Executor">Executor</h3>
+<h3 style="text-align: center;" id="L2506">Executor</h3>
 
-<p>An Executor is a thread that can execute commands. The user can request
-that a single command be executed.</p>
+<p>An Executor is a thread that can execute commands. The user can request that
+a single command be executed.</p>
 <pre>class ExecutorNode;
 
 class Command {
@@ -3109,27 +3109,23 @@ class Executor : private NoDefaultMethods {
 public:
     Executor(String threadName,ThreadPriority priority);
     ~Executor();
-    static ConstructDestructCallback *getConstructDestructCallback();
     ExecutorNode * createNode(Command *command);
     void execute(ExecutorNode *node);
 private:
     class ExecutorPvt *pImpl;
 };</pre>
 
-<p>Command is a class that must be implemented by the code that calls
-execute. It contains the single virtual method command, which is the command
-to execute.</p>
+<p>Command is a class that must be implemented by the code that calls execute.
+It contains the single virtual method command, which is the command to
+execute.</p>
 
 <p>Executor has the methods:</p>
 <dl>
   <dt style="font-family: courier;">Executor</dt>
     <dd>The constructor. A thread name and priority must be specified.</dd>
   <dt style="font-family: courier;">~Executor</dt>
-    <dd>The destructor. If any commands remain in the execute list they are
-      not called. All ExecutorNodes that have been created are deleted.</dd>
-  <dt style="font-family: courier;">getConstructDestructCallback</dt>
-    <dd>Provides access to the number of executors that been created and
-      destroyed.</dd>
+    <dd>The destructor. If any commands remain in the execute list they are not
+      called. All ExecutorNodes that have been created are deleted.</dd>
   <dt style="font-family: courier;">createNode</dt>
     <dd>Create a ExecutorNode that can be passed to execute.</dd>
   <dt style="font-family: courier;">execute</dt>
@@ -3137,20 +3133,18 @@ to execute.</p>
       nothing is done.</dd>
 </dl>
 
-<h3 style="text-align: center;" id="Linked">Linked List</h3>
+<h3 style="text-align: center;" id="L2537">Linked List</h3>
 
-<p>LinkedList implements a double linked list that requires a user to
-allocate the nodes. It is more efficent that std::list. linkedList.h is a
-template that is both a complete description and definition. It uses
-linkedListVoid for method definitions. linkedListVoid is not meant for use
-except via linkedList. Note, however, that linkedListVoid does have both a
-node and a list static method getConstructDestructCallback, which allows
-access to how many nodes and lists have been created and destroyed. </p>
+<p>LinkedList implements a double linked list that requires a user to allocate
+the nodes. It is more efficent that std::list. linkedList.h is a template that
+is both a complete description and definition. It uses linkedListVoid for
+method definitions. linkedListVoid is not meant for use except via
+linkedList.</p>
 
-<p>A node can only be on one list at a time but can be put, at different
-times, on different lists as long as they all hold the same type of objects.
-An exception is thrown if an attempt is made to put a node on a list if the
-node is already on a list. </p>
+<p>A node can only be on one list at a time but can be put, at different times,
+on different lists as long as they all hold the same type of objects. An
+exception is thrown if an attempt is made to put a node on a list if the node
+is already on a list. </p>
 <pre>template &lt;typename T&gt;
 class LinkedList;
 
@@ -3210,8 +3204,8 @@ public:
     <dd>Add a node to the end of the list. An exception is thrown if the node
       is already on a list.</dd>
   <dt style="font-family: courier;">addHead</dt>
-    <dd>Add a node to the beginning of the list. An exception is thrown if
-      the node is already on a list.</dd>
+    <dd>Add a node to the beginning of the list. An exception is thrown if the
+      node is already on a list.</dd>
   <dt style="font-family: courier;">insertAfter</dt>
     <dd>Insert addNode after node. An exception is thrown if the addNode is
       already on a list or if node is not on this list..</dd>
@@ -3220,32 +3214,30 @@ public:
       already on a list or if node is not on this list.</dd>
   <dt style="font-family: courier;">removeTail</dt>
     <dd>Remove and return the last node. Null is returned if the list is
-      empty.</dd>
+    empty.</dd>
   <dt style="font-family: courier;">removeHead</dt>
     <dd>Remove and return the first node. Null is returned if the list is
-      empty.</dd>
+    empty.</dd>
   <dt style="font-family: courier;">remove</dt>
-    <dd>Remove the specified node or object. An exception is thrown if the
-      node is not on a list.</dd>
+    <dd>Remove the specified node or object. An exception is thrown if the node
+      is not on a list.</dd>
   <dt style="font-family: courier;">getHead</dt>
     <dd>Get the first list node. Null is returned if the list is empty.</dd>
   <dt style="font-family: courier;">getTail</dt>
     <dd>Get the last list node. Null is returned if the list is empty.</dd>
   <dt style="font-family: courier;">getNext</dt>
-    <dd>Get the node after node. An exception is thrown if node is not on
-      this list. Null is returned if the is node is the last node on the
-    list.</dd>
+    <dd>Get the node after node. An exception is thrown if node is not on this
+      list. Null is returned if the is node is the last node on the list.</dd>
   <dt style="font-family: courier;">getPrev</dt>
-    <dd>Get the node before node. An exception is thrown if node is not on
-      this list. Null is returned if the is node is the first node on the
-      list.</dd>
+    <dd>Get the node before node. An exception is thrown if node is not on this
+      list. Null is returned if the is node is the first node on the list.</dd>
   <dt style="font-family: courier;">isEmpty</dt>
     <dd>Is the list empty.</dd>
   <dt style="font-family: courier;">contains</dt>
     <dd>Does the list contain the specified object?</dd>
 </dl>
 
-<h3 style="text-align: center;" id="Lock">Lock and Mutex</h3>
+<h3 style="text-align: center;" id="L2651">Lock and Mutex</h3>
 
 <p>lock.h is:</p>
 <pre>class Mutex  {
@@ -3269,17 +3261,17 @@ private:
     Mutex *mutexPtr;
 };</pre>
 
-<p>This is a complete description and definition of lock and mutex. These
-make it easy to have a lock that is as easy to use as Java synchronize. To
-protect some object just create a Mutex for the object and then in any method
-to be synchronized just have code like:</p>
+<p>This is a complete description and definition of lock and mutex. These make
+it easy to have a lock that is as easy to use as Java synchronize. To protect
+some object just create a Mutex for the object and then in any method to be
+synchronized just have code like:</p>
 <pre>class SomeClass {
 private
     Mutex mutex;
-...
+ ...
 public
     SomeClass() : mutex(Mutex()) {}
-...
+ ...
     void method()
     {
         Lock xx(&amp;mutex);
@@ -3298,9 +3290,9 @@ once. This can be implemented as follows:</p>
         // initialization
     }</pre>
 
-<h3 style="text-align: center;" id="Message">Message Queue</h3>
+<h3 style="text-align: center;" id="L2667">Message Queue</h3>
 
-<h4 id="Definition2">Definitions</h4>
+<h4 id="L2669">Definitions</h4>
 <pre>class MessageNode {
 public:
     String getMessage() const;
@@ -3311,7 +3303,6 @@ class MessageQueue : private NoDefaultMethods {
 public:
     MessageQueue(int size);
     ~MessageQueue();
-    static ConstructDestructCallback *getConstructDestructCallback();
     MessageNode *get();
     // must call release before next get
     void release();
@@ -3322,7 +3313,7 @@ public:
     int getClearOverrun();
 };</pre>
 
-<h4 id="MessageQue">MessageQueue</h4>
+<h4 id="L2673">MessageQueue</h4>
 
 <p>This is for use by code that wants to handle messages without blocking
 higher priority threads.</p>
@@ -3363,11 +3354,11 @@ higher priority threads.</p>
 
 <p>Look at miscTest/testMessageQueue.cpp for an example.</p>
 
-<h3 style="text-align: center;" id="NoDefaultM1">NoDefaultMethods</h3>
+<h3 style="text-align: center;" id="L2741">NoDefaultMethods</h3>
 
-<p>If a class privately extends this class then the compiler can not create
-any of the following: default constructor, default copy constructror, or
-default assignment contructor.</p>
+<p>If a class privately extends this class then the compiler can not create any
+of the following: default constructor, default copy constructror, or default
+assignment contructor.</p>
 <pre>/* This is based on Item 6 of
  * Effective C++, Third Edition, Scott Meyers
  */
@@ -3382,7 +3373,7 @@ default assignment contructor.</p>
     NoDefaultMethods &amp; operator=(const NoDefaultMethods &amp;);
     };</pre>
 
-<h3 style="text-align: center;" id="pvType">pvType</h3>
+<h3 style="text-align: center;" id="L2747">pvType</h3>
 
 <p>This provides typedefs for integers and String.</p>
 <pre>typedef signed char int8;
@@ -3410,7 +3401,7 @@ typedef String* StringArray;</pre>
     <dd>An array of Strings.</dd>
 </dl>
 
-<h3 style="text-align: center;" id="Requester">Requester</h3>
+<h3 style="text-align: center;" id="L2776">Requester</h3>
 
 <p>A PVField extends Requester. Requester is present so that when database
 errors are found there is someplace to send a message.</p>
@@ -3440,10 +3431,10 @@ public:
     <dd>Gives a message to the requester.</dd>
 </dl>
 
-<h3 style="text-align: center" id="Serialize">Serialize</h3>
+<h3 style="text-align: center" id="L2807">Serialize</h3>
 
-<p>This is a helper class for serialization, which is required for sending
-and receiving pvData over the nerwork.</p>
+<p>This is a helper class for serialization, which is required for sending and
+receiving pvData over the nerwork.</p>
 <pre>class SerializeHelper : public NoDefaultMethods {
 public:
     static void writeSize(int s, ByteBuffer* buffer,
@@ -3511,7 +3502,7 @@ properly implemented. </p>
 
 <p>x</p>
 
-<h3 style="text-align: center;" id="Show">Show Constructors and
+<h3 style="text-align: center;" id="L2847">Show Constructors and
 Destructors</h3>
 
 <p>This is a facility that allows a class to report how many objects of that
@@ -3520,52 +3511,63 @@ class have been created and destroyed. This can help find memory leaks.</p>
 
 class ConstructDestructCallback : private NoDefaultMethods {
 public:
-    ConstructDestructCallback(
-        String name,
-        getTotal construct,
-        getTotal destruct,
-        getTotal reference);
     String getConstructName();
     int64 getTotalConstruct();
     int64 getTotalDestruct();
     int64 getTotalReferenceCount();
 private:
-    ~ConstructDestructCallback();
-    String name;
-    getTotal construct;
-    getTotal destruct;
-    getTotal reference;
 };
 
 class ShowConstructDestruct : private NoDefaultMethods {
 public:
-    static void constuctDestructTotals(FILE *fd);
-    static void registerCallback(ConstructDestructCallback *callback);
+    static void registerCallback(
+        String name,
+        getTotalFunc construct,
+        getTotalFunc destruct,
+        getTotalFunc reference,
+        deleteStaticFunc deleteFunc);
+    ConstructDestructCallback* getConstructDestructCallback(String name);
+    void constuctDestructTotals(FILE *fd);
+    static void showDeleteStaticExit(FILE *fd);
 private:
-    ShowConstructDestruct();
-    friend ShowConstructDestruct* getShowConstructDestruct();
 };
 
 extern ShowConstructDestruct* getShowConstructDestruct();</pre>
 
-<p>ConstructDestructCallback is implemented by a class that keeps track of
-how many instances of the class has been created and how many destroyed. The
-clas must implement this class and register it with ShowConstructDestruct. To
-see an example of how this is implemented look at misc/thread.cpp.</p>
+<p>ConstructDestructCallback is implemented by ShowConstructDestruct. MARTY
+EDIT how many instances of the class has been created and how many destroyed.
+The clas must implement this class and register it with ShowConstructDestruct.
+To see an example of how this is implemented look at misc/thread.cpp.</p>
 
-<p>Classes that implement this class also include a static method that makes
-ConstructDestructCallback available to code that wants look at the memory
-usage of a particular class.</p>
+<p>The public methods of ConstructDestructCallback are:</p>
+<dl>
+  <dt style="font-family: courier;">getConstructName</dt>
+    <dd>x</dd>
+  <dt style="font-family: courier;">getTotalConstruct</dt>
+    <dd>x</dd>
+  <dt style="font-family: courier;">getTotalDestruct</dt>
+    <dd>x</dd>
+  <dt style="font-family: courier;">getTotalReferenceCount</dt>
+    <dd>x</dd>
+</dl>
 
-<p>ShowConstructDestruct is the class that reports the memory uasge of all
-registered classes. It can be called as folows:</p>
-<pre>   getShowConstructDestruct()-&gt;constuctDestructTotals(fd);</pre>
+<p>The public methods of ShowConstructDestruct are:</p>
+<dl>
+  <dt style="font-family: courier;">registerCallback</dt>
+    <dd>x</dd>
+  <dt style="font-family: courier;">getConstructDestructCallback</dt>
+    <dd>x</dd>
+  <dt style="font-family: courier;">constuctDestructTotals</dt>
+    <dd>x</dd>
+  <dt style="font-family: courier;">showDeleteStaticExit</dt>
+    <dd>x</dd>
+</dl>
 
-<h3 style="text-align: center" id="Status">Status</h3>
+<h3 style="text-align: center" id="L2901">Status</h3>
 
-<p>Status provides a way to pass status back to client code. It is new and
-not currently used by pvData but may be in the future. It is used by code
-that uses pvData.</p>
+<p>Status provides a way to pass status back to client code. It is new and not
+currently used by pvData but may be in the future. It is used by code that uses
+pvData.</p>
 <pre>NOT IMPLEMENTED</pre>
 
 <p>The Status methods are:</p>
@@ -3592,9 +3594,9 @@ that uses pvData.</p>
       status optimization.</dd>
 </dl>
 
-<h3 style="text-align: center;" id="Thread">Thread</h3>
+<h3 style="text-align: center;" id="L2948">Thread</h3>
 
-<h4 id="ThreadPrio">ThreadPriority</h4>
+<h4 id="L2950">ThreadPriority</h4>
 <pre>enum ThreadPriority {
     lowestPriority,
     lowerPriority,
@@ -3611,7 +3613,7 @@ public:
     static int getEpicsPriority(ThreadPriority threadPriority);
 };</pre>
 
-<h4 id="Thread1">Thread</h4>
+<h4 id="L2954">Thread</h4>
 <pre>class Runnable {
 public:
     virtual void run() = 0;
@@ -3623,7 +3625,6 @@ class Thread :  private NoDefaultMethods {
 public:
     Thread(String name,ThreadPriority priority,Runnable *runnableReady);
     ~Thread();
-    static ConstructDestructCallback *getConstructDestructCallback();
     String getName();
     ThreadPriority getPriority();
     static void showThreads(StringBuilder buf);
@@ -3631,46 +3632,42 @@ public:
 private:
 };</pre>
 
-<p>Runnable must be implement by code that wants to be run via a thread. It
-has one virtual method: run. Run is the code that is run as a thread. When
-run compeletes it can not be restarted. If code wants to delete a thread then
-it MUST arrange that the run returns before the thread can be deleted. An
+<p>Runnable must be implement by code that wants to be run via a thread. It has
+one virtual method: run. Run is the code that is run as a thread. When run
+compeletes it can not be restarted. If code wants to delete a thread then it
+MUST arrange that the run returns before the thread can be deleted. An
 exception is thrown if run remains active when delete is called. </p>
 
 <p>Thread has the methods:</p>
 <dl>
   <dt style="font-family: courier;">Thread</dt>
-    <dd>The constructor. A thread name and priority must be specified. The
-      run methods of runnable is executed. When the run methods returns the
-      thread will no longer be active but the client code must still delete
-      the thread.</dd>
+    <dd>The constructor. A thread name and priority must be specified. The run
+      methods of runnable is executed. When the run methods returns the thread
+      will no longer be active but the client code must still delete the
+    thread.</dd>
   <dt style="font-family: courier;">~Thread</dt>
     <dd>The destructor. This is called as the result of: 
       <pre>    delete pthread;</pre>
     </dd>
-  <dt style="font-family: courier;">getConstructDestructCallback</dt>
-    <dd>Provides access to the number of threads that been created and
-      destroyed.</dd>
   <dt style="font-family: courier;">getName</dt>
     <dd>Get the thread name.</dd>
   <dt style="font-family: courier;">getPriority</dt>
     <dd>Get the thread priority.</dd>
   <dt style="font-family: courier;">showThreads</dt>
-    <dd>Get a String that has the name and priority of all currently
-      allocated threads.</dd>
+    <dd>Get a String that has the name and priority of all currently allocated
+      threads.</dd>
   <dt style="font-family: courier;">sleep</dt>
-    <dd>Make the current thread sleep for the specified number of
-    seconds.</dd>
+    <dd>Make the current thread sleep for the specified number of seconds.</dd>
 </dl>
 
-<h3 style="text-align: center;" id="Time">Time Function Call</h3>
+<h3 style="text-align: center;" id="L2995">Time Function Call</h3>
 
 <p>TimeFunction is a facility that measures the average number of seconds a
 function call requires. When timeCall is called, it calls function in a loop.
-It starts with a loop of one iteration. If the total elapsed time is less
-then .1 seconds it increases the number of iterrations by a factor of 10. It
-keeps repeating until the elapsed time is greater than .1 seconds. It returns
-the average number of seconds per call.</p>
+It starts with a loop of one iteration. If the total elapsed time is less then
+.1 seconds it increases the number of iterrations by a factor of 10. It keeps
+repeating until the elapsed time is greater than .1 seconds. It returns the
+average number of seconds per call.</p>
 <pre>class TimeFunctionRequester {
 public:
     virtual void function() = 0;
@@ -3705,7 +3702,7 @@ long a function takes. It has the single method:</p>
       one second to call it ntimes.</dd>
 </dl>
 
-<h3 style="text-align: center;" id="Timer">Timer</h3>
+<h3 style="text-align: center;" id="L3027">Timer</h3>
 
 <p>This provides a general purpose timer. It allows a user callback to be
 called after a delay or periodically. </p>
@@ -3719,7 +3716,6 @@ class TimerNode : private NoDefaultMethods {
 public:
     TimerNode(TimerCallback *timerCallback);
     ~TimerNode();
-    static ConstructDestructCallback *getConstructDestructCallback();
     void cancel();
     bool isScheduled();
 private:
@@ -3729,28 +3725,27 @@ class Timer : private NoDefaultMethods {
 public:
     Timer(String threadName, ThreadPriority priority);
     ~Timer();
-    static ConstructDestructCallback *getConstructDestructCallback();
     void scheduleAfterDelay(TimerNode *timerNode,double delay);
     void schedulePeriodic(TimerNode *timerNode,double delay,double period);
 private:
 };</pre>
 
-<p>TimerCallback must be implemented by the user. It has the following
-methods: </p>
+<p>TimerCallback must be implemented by the user. It has the following methods:
+</p>
 <dl>
   <dt style="font-family: courier;">callback</dt>
-    <dd>This is called when a timer expires. This is called with no locks
-      held. When called a delay timer is no longer on the queue but a
-      periodioc timer is on a queue. Thus the callback for a delay timer can
-      issue a new schedule request but a periodic timer must not. Note the
-      explaination of TimerNode.cancel below.</dd>
+    <dd>This is called when a timer expires. This is called with no locks held.
+      When called a delay timer is no longer on the queue but a periodioc timer
+      is on a queue. Thus the callback for a delay timer can issue a new
+      schedule request but a periodic timer must not. Note the explaination of
+      TimerNode.cancel below.</dd>
   <dt style="font-family: courier;">timerStopped</dt>
-    <dd>Timer.stop was called when a timer request was queued. or if the
-      timer is stopped and a schedule request is made.</dd>
+    <dd>Timer.stop was called when a timer request was queued. or if the timer
+      is stopped and a schedule request is made.</dd>
 </dl>
 
-<p>In order to schedule a callback client code must allocate a TimerNode It
-can be used to schedule multiple callbacks. It has the methods:</p>
+<p>In order to schedule a callback client code must allocate a TimerNode It can
+be used to schedule multiple callbacks. It has the methods:</p>
 <dl>
   <dt style="font-family: courier;">TimerNode</dt>
     <dd>The constructor. User code must create a TimeNode in order to call a
@@ -3759,9 +3754,6 @@ can be used to schedule multiple callbacks. It has the methods:</p>
     <dd>The destructor. This is called as a result of the client calling: 
       <pre>    delete timerNode;</pre>
     </dd>
-  <dt style="font-family: courier;">getConstructDestructCallback</dt>
-    <dd>Provides access to the number of timerNodes that been created and
-      destroyed.</dd>
   <dt style="font-family: courier;">cancel</dt>
     <dd>This is called to cancel a timer request. If a callback has been
       dequeued but the callback not called when cancel is called then a
@@ -3776,11 +3768,8 @@ can be used to schedule multiple callbacks. It has the methods:</p>
   <dt style="font-family: courier;">Timer</dt>
     <dd>The consttructor.</dd>
   <dt style="font-family: courier;">~Timer</dt>
-    <dd>The destructor. The queue is emptied and TimerCallback.timerStopped
-      is called for each element of the queue.</dd>
-  <dt style="font-family: courier;">getConstructDestructCallback</dt>
-    <dd>Provides access to the number of timers that been created and
-      destroyed.</dd>
+    <dd>The destructor. The queue is emptied and TimerCallback.timerStopped is
+      called for each element of the queue.</dd>
   <dt style="font-family: courier;">scheduleAfterDelay</dt>
     <dd>A request to schedule a callback after a delay specified in
     seconds.</dd>
@@ -3788,7 +3777,7 @@ can be used to schedule multiple callbacks. It has the methods:</p>
     <dd>Schedule a periodic callback.</dd>
 </dl>
 
-<h3 style="text-align: center;" id="Queue">Queue</h3>
+<h3 style="text-align: center;" id="L3094">Queue</h3>
 
 <p>This provides a queue which has an immutable capacity. When the queue is
 full the user code is expected to keep using the current element until a new
@@ -3831,14 +3820,14 @@ public:
       the caller until setUsed is called.</dd>
   <dt style="font-family: courier;">setUsed</dt>
     <dd>Set a queue element used. This <span
-      style="font-weight:bold;">must</span> be the element returned by the
-      last call to getFree. </dd>
+      style="font-weight:bold;">must</span> be the element returned by the last
+      call to getFree. </dd>
   <dt style="font-family: courier;">getUsed</dt>
     <dd>Get the next used element of null if no more used elements are
       available.</dd>
   <dt style="font-family: courier;">releaseUsed</dt>
-    <dd>Set a queue element free. This must be the element returned by the
-      last call to getUsed. </dd>
+    <dd>Set a queue element free. This must be the element returned by the last
+      call to getUsed. </dd>
 </dl>
 
 <p>A queue is created as follows:</p>
@@ -3870,10 +3859,10 @@ public:
      }</pre>
 <hr />
 
-<h2 style="text-align: center" id="pvMisc">pvMisc</h2>
+<h2 style="text-align: center" id="L3157">pvMisc</h2>
 <hr />
 
-<h3 id="BitSetUtil">BitSetUtil</h3>
+<h3 id="L3161">BitSetUtil</h3>
 
 <p>The following is also provided:</p>
 <pre>class BitSetUtil : private NoDefaultMethods {
@@ -3889,20 +3878,20 @@ currently has only one method:</p>
     <dd>Compress the bits in a BitSet related to a structure.<br />
       For each structure: 
       <ol>
-        <li>If the bit for the structure is set then the bit for all
-          subfields of the structure are cleared. </li>
-        <li>If the bit for the structure is not set but all immediate
-          subfields have their bit set then the bit for the structure is set
-          and the bits for all subfields are cleared. </li>
+        <li>If the bit for the structure is set then the bit for all subfields
+          of the structure are cleared. </li>
+        <li>If the bit for the structure is not set but all immediate subfields
+          have their bit set then the bit for the structure is set and the bits
+          for all subfields are cleared. </li>
       </ol>
       Note that this is a recursive algorithm. That is if every immediate
-      subfield has it's offset bit set then the bits for ALL fields that
-      reside in the structure will be cleared.</dd>
+      subfield has it's offset bit set then the bits for ALL fields that reside
+      in the structure will be cleared.</dd>
     <dd>Channel Access can call this before sending data. It can then pass
       entire structures if the structure offset bit is set. </dd>
 </dl>
 
-<h3 style="text-align: center;" id="MultiChoic">MultiChoice</h3>
+<h3 style="text-align: center;" id="L3191">MultiChoice</h3>
 
 <p>MultiChoice defines an array of strings and a bit set that selects an
 arbitrary set of the choices. This will be implemented if the java version is
@@ -3910,7 +3899,7 @@ accepted.</p>
 <pre>NOT DONE</pre>
 <hr />
 
-<h2 style="text-align: center" id="License">License Agreement</h2>
+<h2 style="text-align: center" id="L3199">License Agreement</h2>
 <hr />
 <pre>Copyright (c) 2008 Martin R. Kraimer
 Copyright (c) 2007 Control System Laboratory,
diff --git a/pvDataApp/Makefile b/pvDataApp/Makefile
index 7a0b54a..9fc2015 100644
--- a/pvDataApp/Makefile
+++ b/pvDataApp/Makefile
@@ -28,11 +28,11 @@ INC += messageQueue.h
 INC += destroyable.h
 INC += status.h
 
+LIBSRCS += showConstructDestruct.cpp
 LIBSRCS += byteBuffer.cpp
 LIBSRCS += bitSet.cpp
 LIBSRCS += requester.cpp
 LIBSRCS += serializeHelper.cpp
-LIBSRCS += showConstructDestruct.cpp
 LIBSRCS += linkedListVoid.cpp
 LIBSRCS += event.cpp
 LIBSRCS += thread.cpp
diff --git a/pvDataApp/factory/AbstractPVField.h b/pvDataApp/factory/AbstractPVField.h
index 6631bad..1e4f9cb 100644
--- a/pvDataApp/factory/AbstractPVField.h
+++ b/pvDataApp/factory/AbstractPVField.h
@@ -12,6 +12,7 @@
 #include <cstdio>
 #include "pvData.h"
 #include "factory.h"
+#include "showConstructDestruct.h"
 
 namespace epics { namespace pvData {
 
@@ -19,31 +20,29 @@ static String notImplemented("not implemented");
 
 static volatile int64 totalConstruct = 0;
 static volatile int64 totalDestruct = 0;
-static Mutex *globalMutex = 0;
+static Mutex globalMutex;
+static bool notInited = true;
 
 static int64 getTotalConstruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalConstruct;
 }
 
 static int64 getTotalDestruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalDestruct;
 }
 
-static ConstructDestructCallback *pConstructDestructCallback;
-
 static void init()
 {
-    static Mutex mutex = Mutex();
-    Lock xx(&mutex);
-    if(globalMutex==0) {
-        globalMutex = new Mutex();
-        pConstructDestructCallback = new ConstructDestructCallback(
+    Lock xx(&globalMutex);
+   if(notInited) {
+        notInited = false;
+        ShowConstructDestruct::registerCallback(
             String("pvField"),
-            getTotalConstruct,getTotalDestruct,0);
+            getTotalConstruct,getTotalDestruct,0,0);
     }
 }
 
@@ -67,13 +66,12 @@ PVFieldPvt::PVFieldPvt(PVStructure *parent,FieldConstPtr field)
  pvAuxInfo(0),
  immutable(false),requester(0),postHandler(0)
 {
-   field->incReferenceCount();
 }
 
 PVFieldPvt::~PVFieldPvt()
 {
-   if(pvAuxInfo!=0) delete pvAuxInfo;
-   field->decReferenceCount();
+    if(pvAuxInfo!=0) delete pvAuxInfo;
+    if(parent==0) field->decReferenceCount();
 }
 
 
@@ -82,24 +80,17 @@ PVField::PVField(PVStructure *parent,FieldConstPtr field)
 : pImpl(new PVFieldPvt(parent,field))
 {
     init();
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalConstruct++;
 }
 
 PVField::~PVField()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalDestruct++;
    delete pImpl;
 }
 
-ConstructDestructCallback *PVField::getConstructDestructCallback()
-{
-    init();
-    return pConstructDestructCallback;
-}
-
-
 String PVField::getRequesterName() 
 {
     static String none("none");
@@ -322,18 +313,22 @@ void PVField::computeOffset(PVField   *  pvField,int offset) {
 
 void PVField::replaceStructure(PVStructure *pvStructure,int length)
 {
-        PVFieldPtrArray pvFields = pvStructure->getPVFields();
-        FieldConstPtrArray newFields = new FieldConstPtr[length];
-        for(int i=0; i<length; i++) {
-            newFields[i] = pvFields[i]->getField();
-        }
-        StructureConstPtr newStructure = getFieldCreate()->createStructure(
-             pImpl->field->getFieldName(),length, newFields);
-        pImpl->field = newStructure;
-        PVStructure *parent = pImpl->parent;
-        if(parent!=0) {
-            parent->replaceStructure(parent,parent->getStructure()->getNumberFields());
-        }
+    PVFieldPtrArray pvFields = pvStructure->getPVFields();
+    FieldConstPtrArray newFields = new FieldConstPtr[length];
+    for(int i=0; i<length; i++) {
+        newFields[i] = pvFields[i]->getField();
+    }
+    StructureConstPtr newStructure = getFieldCreate()->createStructure(
+         pImpl->field->getFieldName(),length, newFields);
+    PVStructure *parent = pImpl->parent;
+    if(parent==0) {
+        pImpl->field->decReferenceCount();
+    }
+    pImpl->field = newStructure;
+    if(parent!=0) {
+        parent->replaceStructure(
+            parent,parent->getStructure()->getNumberFields());
+    }
 }
 
 
diff --git a/pvDataApp/factory/BasePVStructure.h b/pvDataApp/factory/BasePVStructure.h
index fd07712..5256e83 100644
--- a/pvDataApp/factory/BasePVStructure.h
+++ b/pvDataApp/factory/BasePVStructure.h
@@ -54,22 +54,17 @@ namespace epics { namespace pvData {
             switch(field->getType()) {
             case scalar: {
                 ScalarConstPtr scalar = (ScalarConstPtr)field;
-                pvFields[i] = pvDataCreate->createPVScalar(this,
-                    field->getFieldName(),scalar->getScalarType());
+                pvFields[i] = pvDataCreate->createPVScalar(this,scalar);
                 break;
             }
             case scalarArray: {
                 ScalarArrayConstPtr array = (ScalarArrayConstPtr)field;
-                ScalarType elementType = array->getElementType();
-                pvFields[i] = pvDataCreate->createPVScalarArray(this,
-                    field->getFieldName(),elementType);
+                pvFields[i] = pvDataCreate->createPVScalarArray(this,array);
                 break;
             }
             case structure: {
                 StructureConstPtr structPtr = (StructureConstPtr)field;
-                int numberFields = structPtr->getNumberFields();
-                pvFields[i] = pvDataCreate->createPVStructure(this,
-                    field->getFieldName(), numberFields,structPtr->getFields());
+                pvFields[i] = pvDataCreate->createPVStructure(this, structPtr);
                 break;
             }
             case structureArray: {
diff --git a/pvDataApp/factory/BasePVStructureArray.h b/pvDataApp/factory/BasePVStructureArray.h
index b904525..68eb9d9 100644
--- a/pvDataApp/factory/BasePVStructureArray.h
+++ b/pvDataApp/factory/BasePVStructureArray.h
@@ -57,16 +57,16 @@ namespace epics { namespace pvData {
       structureArrayData(new StructureArrayData()),
       value(new PVStructurePtr[0])
      {
-        structureArray->incReferenceCount();
      }
 
     BasePVStructureArray::~BasePVStructureArray()
     {
-        structureArray->decReferenceCount();
         delete structureArrayData;
         int length = getLength();
         for(int i=0; i<length; i++) {
-           if(value[i]!=0) delete value[i];
+           if(value[i]!=0) {
+                delete value[i];
+           }
         }
         delete[] value;
     }
@@ -135,6 +135,7 @@ namespace epics { namespace pvData {
         }
         StructureConstPtr structure = structureArray->getStructure();
         for(int i=0; i<len; i++) {
+                if(value[i+offset]!=0) delete value[i+offset];
         	PVStructurePtr frompv = from[i+fromOffset];
         	if(frompv==0) {
         		value[i+offset] = 0;
@@ -151,9 +152,13 @@ namespace epics { namespace pvData {
     }
 
     void BasePVStructureArray::shareData(
-        PVStructurePtrArray value,int capacity,int length)
+        PVStructurePtrArray newValue,int capacity,int length)
     {
-        this->value = value;
+        for(int i=0; i<getLength(); i++) {
+           if(value[i]!=0) delete value[i];
+        }
+        delete[] value;
+        value = newValue;
         setCapacity(capacity);
         setLength(length);
     }
diff --git a/pvDataApp/factory/Convert.cpp b/pvDataApp/factory/Convert.cpp
index 54ce60d..d3981c3 100644
--- a/pvDataApp/factory/Convert.cpp
+++ b/pvDataApp/factory/Convert.cpp
@@ -3665,7 +3665,7 @@ public:
 };
 
 Convert * getConvert() {
-    static Mutex mutex = Mutex();
+    static Mutex mutex;
     Lock xx(&mutex);
 
     if(convert==0){
diff --git a/pvDataApp/factory/FieldCreateFactory.cpp b/pvDataApp/factory/FieldCreateFactory.cpp
index 11bc2d0..bc6ec48 100644
--- a/pvDataApp/factory/FieldCreateFactory.cpp
+++ b/pvDataApp/factory/FieldCreateFactory.cpp
@@ -10,7 +10,9 @@
 #include <cstdio>
 #include <lock.h>
 #include "pvIntrospect.h"
+#include "convert.h"
 #include "factory.h"
+#include "showConstructDestruct.h"
 
 namespace epics { namespace pvData {
 
@@ -27,26 +29,27 @@ public :
     FieldPvt(String fieldName,Type type);
     String fieldName;
     Type type;
-    mutable volatile int referenceCount;
+    int referenceCount;
 };
 
 FieldPvt::FieldPvt(String fieldName,Type type)
- : fieldName(fieldName),type(type),referenceCount(0) { }
+ : fieldName(fieldName),type(type),referenceCount(1) { }
 
 static volatile int64 totalReferenceCount = 0;
 static volatile int64 totalConstruct = 0;
 static volatile int64 totalDestruct = 0;
-static Mutex *globalMutex = 0;
+static Mutex globalMutex;
+static bool notInited = true;
 
 static int64 getTotalConstruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalConstruct;
 }
 
 static int64 getTotalDestruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalDestruct;
 }
 
@@ -55,17 +58,15 @@ static int64 getTotalReferenceCount()
     return totalReferenceCount;
 }
 
-static ConstructDestructCallback *pConstructDestructCallback;
-
 static void init()
 {
-     static Mutex mutex = Mutex();
+     static Mutex mutex;
      Lock xx(&mutex);
-     if(globalMutex==0) {
-        globalMutex = new Mutex();
-        pConstructDestructCallback = new ConstructDestructCallback(
+     if(notInited) {
+        notInited = false;
+        ShowConstructDestruct::registerCallback(
             String("field"),
-            getTotalConstruct,getTotalDestruct,getTotalReferenceCount);
+            getTotalConstruct,getTotalDestruct,getTotalReferenceCount,0);
      }
 }
 
@@ -73,20 +74,21 @@ static void init()
 Field::Field(String fieldName,Type type)
     : pImpl(new FieldPvt(fieldName,type))
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalConstruct++;
 }
 
 Field::~Field() {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalDestruct++;
     // note that compiler automatically calls destructor for fieldName
-    delete pImpl;
     if(debugLevel==highDebug) printf("~Field %s\n",pImpl->fieldName.c_str());
+    delete pImpl;
+    pImpl = 0;
 }
 
 int Field::getReferenceCount() const {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return pImpl->referenceCount;
 }
 
@@ -95,23 +97,59 @@ String Field::getFieldName() const {return pImpl->fieldName;}
 Type Field::getType() const {return pImpl->type;}
 
 void Field::incReferenceCount() const {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     pImpl->referenceCount++;
     totalReferenceCount++;
+    if(pImpl->type!=structure) return;
+    StructureConstPtr structure = static_cast<StructureConstPtr>(this);
+    FieldConstPtrArray fields = structure->getFields();
+    int numberFields = structure->getNumberFields();
+    for(int i=0; i<numberFields; i++) {
+        fields[i]->incReferenceCount();
+    }
 }
 
 void Field::decReferenceCount() const {
-    Lock xx(globalMutex);
-     if(pImpl->referenceCount<=0) {
+    Lock xx(&globalMutex);
+    if(pImpl->referenceCount<=0) {
           String message("logicError field ");
           message += pImpl->fieldName;
           throw std::logic_error(message);
-     }
-     pImpl->referenceCount--;
+    }
+    pImpl->referenceCount--;
     totalReferenceCount--;
-     if(pImpl->referenceCount==0) delete this;
+    if(pImpl->type!=structure) {
+        if(pImpl->referenceCount==0) {
+             delete this;
+        }
+        return;
+    }
+    StructureConstPtr structure = static_cast<StructureConstPtr>(this);
+    FieldConstPtrArray fields = structure->getFields();
+    int numberFields = structure->getNumberFields();
+    for(int i=0; i<numberFields; i++) {
+        fields[i]->decReferenceCount();
+    }
+    if(pImpl->referenceCount==0) {
+        delete this;
+    }
 }
 
+void Field:: dumpReferenceCount(StringBuilder buffer,int indentLevel) const {
+    *buffer += getFieldName();
+    char buf[40];
+    sprintf(buf," referenceCount %d",getReferenceCount());
+    *buffer += buf;
+    if(pImpl->type!=structure) return;
+    Convert *convert = getConvert();
+    StructureConstPtr structure = static_cast<StructureConstPtr>(this);
+    FieldConstPtrArray fields = structure->getFields();
+    int numberFields = structure->getNumberFields();
+    for(int i=0; i<numberFields; i++) {
+        convert->newLine(buffer,indentLevel+1);
+        fields[i]->dumpReferenceCount(buffer,indentLevel +1);
+    }
+}
  
 void Field::toString(StringBuilder buffer,int indentLevel) const{
     *buffer += " ";
@@ -217,7 +255,6 @@ void ScalarArray::toString(StringBuilder buffer,int indentLevel) const{
 StructureArray::StructureArray(String fieldName,StructureConstPtr structure)
 : Field(fieldName,structureArray),pstructure(structure)
 {
-    pstructure->incReferenceCount();
 }
 
 StructureArray::~StructureArray() {
@@ -237,7 +274,7 @@ Structure::Structure (String fieldName,
     int numberFields, FieldConstPtrArray infields)
 : Field(fieldName,structure),
       numberFields(numberFields),
-      fields(new FieldConstPtr[numberFields])
+      fields(infields)
 {
     for(int i=0; i<numberFields; i++) {
         fields[i] = infields[i];
@@ -254,18 +291,14 @@ Structure::Structure (String fieldName,
                 throw std::invalid_argument(message);
             }
         }
-        // inc reference counter
-        fields[i]->incReferenceCount();
     }
-    this->incReferenceCount();
 }
 
 Structure::~Structure() {
     if(debugLevel==highDebug)
         printf("~Structure %s\n",Field::getFieldName().c_str());
     for(int i=0; i<numberFields; i++) {
-        FieldConstPtr pfield = fields[i];
-        pfield->decReferenceCount();
+        fields[i] = 0;
     }
     delete[] fields;
 }
@@ -363,7 +396,7 @@ FieldCreate::FieldCreate()
 }
 
 FieldCreate * getFieldCreate() {
-    static Mutex mutex = Mutex();
+    static Mutex mutex;
     Lock xx(&mutex);
 
     if(fieldCreate==0) fieldCreate = new FieldCreate();
diff --git a/pvDataApp/factory/PVAuxInfoImpl.cpp b/pvDataApp/factory/PVAuxInfoImpl.cpp
index 0607881..0df4fff 100644
--- a/pvDataApp/factory/PVAuxInfoImpl.cpp
+++ b/pvDataApp/factory/PVAuxInfoImpl.cpp
@@ -13,36 +13,36 @@
 #include "convert.h"
 #include "factory.h"
 #include "lock.h"
+#include "showConstructDestruct.h"
 
 namespace epics { namespace pvData {
 
 static volatile int64 totalConstruct = 0;
 static volatile int64 totalDestruct = 0;
-static Mutex *globalMutex = 0;
+static Mutex globalMutex;
+static bool notInited = true;
 
 static int64 getTotalConstruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalConstruct;
 }
 
 static int64 getTotalDestruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalDestruct;
 }
 
-static ConstructDestructCallback *pConstructDestructCallback;
-
 static void init()
 {
     static Mutex mutex = Mutex();
-    Lock xx(&mutex);
-    if(globalMutex==0) {
-        globalMutex = new Mutex();
-        pConstructDestructCallback = new ConstructDestructCallback(
+    Lock xx(&globalMutex);
+    if(notInited) {
+        notInited = false;
+        ShowConstructDestruct::registerCallback(
             String("pvAuxInfo"),
-            getTotalConstruct,getTotalDestruct,0);
+            getTotalConstruct,getTotalDestruct,0,0);
     }
 }
 
@@ -62,12 +62,12 @@ PVAuxInfo::PVAuxInfo(PVField *pvField)
 : pImpl(new PVAuxInfoPvt(pvField))
 {
     init();
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalConstruct++;
 }
 
 PVAuxInfo::~PVAuxInfo() {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalDestruct++;
     map_iterator i = pImpl->theMap.begin();
     while(i!=pImpl->theMap.end()) {
@@ -82,12 +82,6 @@ PVField * PVAuxInfo::getPVField() {
     return pImpl->pvField;
 }
 
-ConstructDestructCallback *PVAuxInfo::getConstructDestructCallback()
-{
-    init();
-    return pConstructDestructCallback;
-}
-
 PVScalar * PVAuxInfo::createInfo(String key,ScalarType scalarType)
 {
     map_iterator i = pImpl->theMap.find(key);
diff --git a/pvDataApp/factory/PVDataCreateFactory.cpp b/pvDataApp/factory/PVDataCreateFactory.cpp
index 9b907ee..9e229e8 100644
--- a/pvDataApp/factory/PVDataCreateFactory.cpp
+++ b/pvDataApp/factory/PVDataCreateFactory.cpp
@@ -122,6 +122,7 @@ PVScalar *PVDataCreate::createPVScalar(PVStructure *parent,
 PVScalar *PVDataCreate::createPVScalar(PVStructure *parent,
         String fieldName,PVScalar * scalarToClone)
 {
+     scalarToClone->getField()->incReferenceCount();
      PVScalar *pvScalar = createPVScalar(parent,fieldName,
          scalarToClone->getScalar()->getScalarType());
      convert->copyScalar(scalarToClone, pvScalar);
@@ -174,6 +175,7 @@ PVScalarArray *PVDataCreate::createPVScalarArray(PVStructure *parent,
 PVScalarArray *PVDataCreate::createPVScalarArray(PVStructure *parent,
         String fieldName,PVScalarArray * arrayToClone)
 {
+     arrayToClone->getField()->incReferenceCount();
      PVScalarArray *pvArray = createPVScalarArray(parent,fieldName,
           arrayToClone->getScalarArray()->getElementType());
      convert->copyScalarArray(arrayToClone,0, pvArray,0,arrayToClone->getLength());
@@ -199,7 +201,8 @@ PVStructureArray *PVDataCreate::createPVStructureArray(PVStructure *parent,
 PVStructure *PVDataCreate::createPVStructure(PVStructure *parent,
         StructureConstPtr structure)
 {
-     return new BasePVStructure(parent,structure);
+     PVStructure *pvStructure = new BasePVStructure(parent,structure);
+     return pvStructure;
 }
 
 PVStructure *PVDataCreate::createPVStructure(PVStructure *parent,
@@ -215,20 +218,23 @@ PVStructure *PVDataCreate::createPVStructure(PVStructure *parent,
 {
     FieldConstPtrArray fields = 0;
     int numberFields = 0;
+    PVStructure *pvStructure = 0;;
     if(structToClone==0) {
         fields = new FieldConstPtr[0];
+        StructureConstPtr structure = fieldCreate->createStructure(
+            fieldName,numberFields,fields);
+        pvStructure = new BasePVStructure(parent,structure);
     } else {
-        fields = structToClone->getStructure()->getFields();
-        numberFields = structToClone->getStructure()->getNumberFields();
+       StructureConstPtr structure = structToClone->getStructure();
+       structure->incReferenceCount();
+       pvStructure = new BasePVStructure(parent,structure);
+       convert->copyStructure(structToClone,pvStructure);
     }
-    StructureConstPtr structure = fieldCreate->createStructure(fieldName,numberFields,fields);
-    PVStructure *pvStructure = new BasePVStructure(parent,structure);
-    if(structToClone!=0) convert->copyStructure(structToClone,pvStructure);
     return pvStructure;
 }
 
  PVDataCreate * getPVDataCreate() {
-     static Mutex mutex = Mutex();
+     static Mutex mutex;
      Lock xx(&mutex);
 
      if(pvDataCreate==0){
diff --git a/pvDataApp/factory/StandardField.cpp b/pvDataApp/factory/StandardField.cpp
index 6b176a1..0289efb 100644
--- a/pvDataApp/factory/StandardField.cpp
+++ b/pvDataApp/factory/StandardField.cpp
@@ -10,12 +10,16 @@
 #include <lock.h>
 #include "pvIntrospect.h"
 #include "standardField.h"
+#include "showConstructDestruct.h"
 
 namespace epics { namespace pvData { 
 
+static Mutex globalMutex;
+static bool notInited = true;
+static StandardField* standardField = 0;
+
 static String notImplemented("not implemented");
 static FieldCreate* fieldCreate = 0;
-static StandardField* standardField = 0;
 static String valueFieldName("value");
 
 // following are preallocated structures
@@ -33,6 +37,7 @@ static StructureConstPtr floatAlarmField = 0;
 static StructureConstPtr doubleAlarmField = 0;
 static StructureConstPtr enumeratedAlarmField = 0;
 
+
 static void createAlarm() {
     FieldConstPtrArray fields = new FieldConstPtr[2];
     fields[0] = fieldCreate->createScalar(String("severity"),pvInt);
@@ -245,11 +250,11 @@ static StructureConstPtr createProperties(String fieldName,FieldConstPtr field,S
     FieldConstPtrArray fields = new FieldConstPtr[numFields];
     int next = 0;
     fields[next++] = field;
-    if(gotAlarm) fields[next++] = alarmField;
-    if(gotTimeStamp) fields[next++] = timeStampField;
-    if(gotDisplay) fields[next++] = displayField;
-    if(gotControl) fields[next++] = controlField;
-    if(gotValueAlarm) fields[next++] = valueAlarm;
+    if(gotAlarm) {fields[next++] = alarmField; alarmField->incReferenceCount();}
+    if(gotTimeStamp) {fields[next++] = timeStampField; timeStampField->incReferenceCount();}
+    if(gotDisplay) {fields[next++] = displayField; displayField->incReferenceCount();}
+    if(gotControl) {fields[next++] = controlField; controlField->incReferenceCount();}
+    if(gotValueAlarm) {fields[next++] = valueAlarm; valueAlarm->incReferenceCount();}
     return fieldCreate->createStructure(fieldName,numFields,fields);
 }
 
@@ -438,44 +443,74 @@ StructureConstPtr StandardField::enumeratedAlarm()
 void StandardField::init()
 {
     createAlarm();
-    alarmField->incReferenceCount();
     createTimeStamp();
-    timeStampField->incReferenceCount();
     createDisplay();
-    displayField->incReferenceCount();
     createControl();
-    controlField->incReferenceCount();
     createBooleanAlarm();
-    booleanAlarmField->incReferenceCount();
     createByteAlarm();
-    byteAlarmField->incReferenceCount();
     createShortAlarm();
-    shortAlarmField->incReferenceCount();
     createIntAlarm();
-    intAlarmField->incReferenceCount();
     createLongAlarm();
-    longAlarmField->incReferenceCount();
     createFloatAlarm();
-    floatAlarmField->incReferenceCount();
     createDoubleAlarm();
-    doubleAlarmField->incReferenceCount();
     createEnumeratedAlarm();
-    enumeratedAlarmField->incReferenceCount();
 }
 
 
 StandardField::StandardField(){init();}
 
-StandardField::~StandardField(){}
+StandardField::~StandardField(){
+}
 
+static void myDeleteStatic()
+{
+    int count = alarmField->getReferenceCount();
+    if(count!=1) printf("~StandardField() alarmField reference count %d\n",count);
+    alarmField->decReferenceCount();
+    count = timeStampField->getReferenceCount();
+    if(count!=1) printf("~StandardField() timeStampField reference count %d\n",count);
+    timeStampField->decReferenceCount();
+    count = displayField->getReferenceCount();
+    if(count!=1) printf("~StandardField() displayField reference count %d\n",count);
+    displayField->decReferenceCount();
+    count = controlField->getReferenceCount();
+    if(count!=1) printf("~StandardField() controlField reference count %d\n",count);
+    controlField->decReferenceCount();
+    count = booleanAlarmField->getReferenceCount();
+    if(count!=1) printf("~StandardField() booleanAlarmField reference count %d\n",count);
+    booleanAlarmField->decReferenceCount();
+    count = byteAlarmField->getReferenceCount();
+    if(count!=1) printf("~StandardField() byteAlarmField reference count %d\n",count);
+    byteAlarmField->decReferenceCount();
+    count = shortAlarmField->getReferenceCount();
+    if(count!=1) printf("~StandardField() shortAlarmField reference count %d\n",count);
+    shortAlarmField->decReferenceCount();
+    count = intAlarmField->getReferenceCount();
+    if(count!=1) printf("~StandardField() intAlarmField reference count %d\n",count);
+    intAlarmField->decReferenceCount();
+    count = longAlarmField->getReferenceCount();
+    if(count!=1) printf("~StandardField() longAlarmField reference count %d\n",count);
+    longAlarmField->decReferenceCount();
+    count = floatAlarmField->getReferenceCount();
+    if(count!=1) printf("~StandardField() floatAlarmField reference count %d\n",count);
+    floatAlarmField->decReferenceCount();
+    count = doubleAlarmField->getReferenceCount();
+    if(count!=1) printf("~StandardField() doubleAlarmField reference count %d\n",count);
+    doubleAlarmField->decReferenceCount();
+    count = enumeratedAlarmField->getReferenceCount();
+    if(count!=1) printf("~StandardField() enumeratedAlarmField reference count %d\n",count);
+    enumeratedAlarmField->decReferenceCount();
+}
 
 StandardField * getStandardField() {
-    static Mutex mutex = Mutex();
-    Lock xx(&mutex);
-
-    if(standardField==0) {
+    Lock xx(&globalMutex);
+    if(notInited) {
+        notInited = false;
         standardField = new StandardField();
         fieldCreate = getFieldCreate();
+        ShowConstructDestruct::registerCallback(
+            "standardField",
+            0,0,0,myDeleteStatic);
     }
     return standardField;
 }
diff --git a/pvDataApp/factory/StandardPVField.cpp b/pvDataApp/factory/StandardPVField.cpp
index d8b1268..a24cb20 100644
--- a/pvDataApp/factory/StandardPVField.cpp
+++ b/pvDataApp/factory/StandardPVField.cpp
@@ -12,13 +12,17 @@
 #include "convert.h"
 #include "standardField.h"
 #include "standardPVField.h"
+#include "showConstructDestruct.h"
 
 namespace epics { namespace pvData { 
 
+static Mutex globalMutex;
+static bool notInited = true;
+static StandardField *standardField = 0;
+
 static String notImplemented("not implemented");
 static FieldCreate* fieldCreate = 0;
 static PVDataCreate* pvDataCreate = 0;
-static StandardField *standardField = 0;
 static StandardPVField *standardPVField = 0;
 
 static void addExtendsStructureName(PVStructure *pvStructure,String properties)
@@ -325,15 +329,22 @@ public:
     StandardPVFieldExt(): StandardPVField(){};
 };
 
-StandardPVField * getStandardPVField() {
-    static Mutex mutex = Mutex();
-    Lock xx(&mutex);
+static void myDeleteStatic()
+{
+    delete standardPVField;
+}
 
-    if(standardPVField==0) {
+StandardPVField * getStandardPVField() {
+    Lock xx(&globalMutex);
+    if(notInited) {
+        notInited = false;
         fieldCreate = getFieldCreate();
         pvDataCreate = getPVDataCreate();
         standardField = getStandardField();
         standardPVField = new StandardPVFieldExt();
+         ShowConstructDestruct::registerCallback(
+            "standardPVField",
+            0,0,0,myDeleteStatic);
     }
     return standardPVField;
 }
diff --git a/pvDataApp/misc/StatusCreateFactory.cpp b/pvDataApp/misc/StatusCreateFactory.cpp
index 5e308d3..86e9f4c 100644
--- a/pvDataApp/misc/StatusCreateFactory.cpp
+++ b/pvDataApp/misc/StatusCreateFactory.cpp
@@ -21,31 +21,29 @@ namespace epics { namespace pvData {
 
 static volatile int64 totalConstruct = 0;
 static volatile int64 totalDestruct = 0;
-static Mutex *globalMutex = 0;
+static Mutex globalMutex;
+static bool notInited = true;
 
 static int64 getTotalConstruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalConstruct;
 }
 
 static int64 getTotalDestruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalDestruct;
 }
 
-static ConstructDestructCallback *pConstructDestructCallback;
-
 static void init()
 {
-     static Mutex mutex = Mutex();
-     Lock xx(&mutex);
-     if(globalMutex==0) {
-        globalMutex = new Mutex();
-        pConstructDestructCallback = new ConstructDestructCallback(
+     Lock xx(&globalMutex);
+     if(notInited) {
+        notInited = false;
+        ShowConstructDestruct::registerCallback(
             String("status"),
-            getTotalConstruct,getTotalDestruct,0);
+            getTotalConstruct,getTotalDestruct,0,0);
      }
 }
 
@@ -56,19 +54,19 @@ class StatusImpl : public Status
     StatusImpl(StatusType type, String message) :
         m_type(type), m_message(message)
     {
-        Lock xx(globalMutex);
+        Lock xx(&globalMutex);
         totalConstruct++;
     }
 
     StatusImpl(StatusType type, String message, String stackDump) :
         m_type(type), m_message(message), m_stackDump(stackDump)
     {
-        Lock xx(globalMutex);
+        Lock xx(&globalMutex);
         totalConstruct++;
     }
     
     virtual ~StatusImpl() {
-        Lock xx(globalMutex);
+        Lock xx(&globalMutex);
         totalDestruct++;
     }
     
@@ -207,7 +205,7 @@ class StatusCreateImpl : public StatusCreate {
 static StatusCreate* statusCreate = 0;
 
 StatusCreate* getStatusCreate() {
-    static Mutex mutex = Mutex();
+    static Mutex mutex;
     Lock xx(&mutex);
 
     if(statusCreate==0) statusCreate = new StatusCreateImpl();
diff --git a/pvDataApp/misc/bitSet.cpp b/pvDataApp/misc/bitSet.cpp
index 70e0e40..fe0b620 100644
--- a/pvDataApp/misc/bitSet.cpp
+++ b/pvDataApp/misc/bitSet.cpp
@@ -8,38 +8,38 @@
 #include "stdio.h"
 #include "bitSet.h"
 #include "lock.h"
+#include "showConstructDestruct.h"
 
 namespace epics { namespace pvData {
-
+ 
     //static DebugLevel debugLevel = lowDebug;
-    
+
+    static Mutex globalMutex;
+
     static volatile int64 totalConstruct = 0;
     static volatile int64 totalDestruct = 0;
-    static Mutex *globalMutex = 0;
+    static bool notInited = true;
     
     static int64 getTotalConstruct()
     {
-        Lock xx(globalMutex);
+        Lock xx(&globalMutex);
         return totalConstruct;
     }
     
     static int64 getTotalDestruct()
     {
-        Lock xx(globalMutex);
+        Lock xx(&globalMutex);
         return totalDestruct;
     }
     
-    static ConstructDestructCallback *pConstructDestructCallback;
-    
     static void init()
     {
-         static Mutex mutex = Mutex();
-         Lock xx(&mutex);
-         if(globalMutex==0) {
-            globalMutex = new Mutex();
-            pConstructDestructCallback = new ConstructDestructCallback(
+         Lock xx(&globalMutex);
+         if(notInited) {
+            notInited = false;
+            ShowConstructDestruct::registerCallback(
                 String("bitSet"),
-                getTotalConstruct,getTotalDestruct,0);
+                getTotalConstruct,getTotalDestruct,0,0);
          }
     }
     
@@ -47,7 +47,7 @@ namespace epics { namespace pvData {
         initWords(BITS_PER_WORD);
 
         init();
-        Lock xx(globalMutex);
+        Lock xx(&globalMutex);
         totalConstruct++;
     }
 
@@ -55,14 +55,14 @@ namespace epics { namespace pvData {
         initWords(nbits);
 
         init();
-        Lock xx(globalMutex);
+        Lock xx(&globalMutex);
         totalConstruct++;
     }
 
     BitSet::~BitSet() {
         delete[] words;
 
-        Lock xx(globalMutex);
+        Lock xx(&globalMutex);
         totalDestruct++;
     }
 
diff --git a/pvDataApp/misc/bitSet.h b/pvDataApp/misc/bitSet.h
index 982f5f3..8d5bebb 100644
--- a/pvDataApp/misc/bitSet.h
+++ b/pvDataApp/misc/bitSet.h
@@ -9,7 +9,6 @@
 #include <stdexcept>
 #include <pvType.h>
 #include "factory.h"
-#include "showConstructDestruct.h"
 //#include "byteBuffer.h"
 //#include "serialize.h"
 namespace epics { namespace pvData { 
diff --git a/pvDataApp/misc/event.cpp b/pvDataApp/misc/event.cpp
index ea0b4f1..52b5fa3 100644
--- a/pvDataApp/misc/event.cpp
+++ b/pvDataApp/misc/event.cpp
@@ -20,45 +20,44 @@
 #include "pvType.h"
 #include "lock.h"
 #include "event.h"
+#include "showConstructDestruct.h"
 
 namespace epics { namespace pvData { 
 
+static Mutex globalMutex;
 static volatile int64 totalConstruct = 0;
 static volatile int64 totalDestruct = 0;
-static Mutex *globalMutex = 0;
+static bool notInited = true;
 static String alreadyOn("already on list");
 
 
 static int64 getTotalConstruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalConstruct;
 }
 
 static int64 getTotalDestruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalDestruct;
 }
 
-static ConstructDestructCallback *pConstructDestructCallback;
-
 static void init()
 {
-     static Mutex mutex = Mutex();
-     Lock xx(&mutex);
-     if(globalMutex==0) {
-        globalMutex = new Mutex();
-        pConstructDestructCallback = new ConstructDestructCallback(
+     Lock xx(&globalMutex);
+     if(notInited) {
+        notInited = false;
+        ShowConstructDestruct::registerCallback(
             String("event"),
-            getTotalConstruct,getTotalDestruct,0);
+            getTotalConstruct,getTotalDestruct,0,0);
      }
-}
+} 
 
 Event::~Event() {
     epicsEventDestroy(id);
     id = 0;
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalDestruct++;
 }
 
@@ -67,16 +66,10 @@ Event::Event(bool full)
 : id(epicsEventCreate(full?epicsEventFull : epicsEventEmpty))
 {
     init();
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalConstruct++;
 }
 
-ConstructDestructCallback *Event::getConstructDestructCallback()
-{
-    init();
-    return pConstructDestructCallback;
-}
-
 void Event::signal()
 {
     if(id==0) throw std::logic_error(String("event was deleted"));
diff --git a/pvDataApp/misc/event.h b/pvDataApp/misc/event.h
index 00dcdb0..5ca6a75 100644
--- a/pvDataApp/misc/event.h
+++ b/pvDataApp/misc/event.h
@@ -8,11 +8,9 @@
 #define EVENT_H
 #include <memory>
 #include <vector>
-#include <epicsMutex.h>
 #include <epicsEvent.h>
 #include "noDefaultMethods.h"
 #include "pvType.h"
-#include "showConstructDestruct.h"
 
 namespace epics { namespace pvData { 
 
@@ -20,7 +18,6 @@ class Event : private NoDefaultMethods {
 public:
     explicit Event(bool = false);
     ~Event();
-    static ConstructDestructCallback *getConstructDestructCallback();
     void signal();
     bool wait (); /* blocks until full */
     bool wait ( double timeOut ); /* false if empty at time out */
diff --git a/pvDataApp/misc/executor.cpp b/pvDataApp/misc/executor.cpp
index bb96898..7ec1e04 100644
--- a/pvDataApp/misc/executor.cpp
+++ b/pvDataApp/misc/executor.cpp
@@ -17,35 +17,34 @@
 #include "thread.h"
 #include "event.h"
 #include "executor.h"
+#include "showConstructDestruct.h"
 
 namespace epics { namespace pvData {
 
 static volatile int64 totalConstruct = 0;
 static volatile int64 totalDestruct = 0;
-static Mutex *globalMutex = 0;
+static Mutex globalMutex;
+static bool notInited = true;
 
 static int64 getTotalConstruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalConstruct;
 }
 
 static int64 getTotalDestruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalDestruct;
 }
 
-static ConstructDestructCallback *pConstructDestructCallback;
-
 static void init() {
-    static Mutex mutex = Mutex();
-    Lock xx(&mutex);
-    if(globalMutex==0) {
-        globalMutex = new Mutex();
-        pConstructDestructCallback = new ConstructDestructCallback(
+    Lock xx(&globalMutex);
+    if(notInited) {
+        notInited = false;
+        ShowConstructDestruct::registerCallback(
             String("executor"),
-            getTotalConstruct,getTotalDestruct,0);
+            getTotalConstruct,getTotalDestruct,0,0);
     }
 }
 
@@ -75,12 +74,6 @@ ExecutorNode::~ExecutorNode()
     delete runNode;
 }
 
-ConstructDestructCallback *Executor::getConstructDestructCallback()
-{
-    init();
-    return pConstructDestructCallback;
-}
-
 class ExecutorPvt : public Runnable{
 public:
     ExecutorPvt(String threadName,ThreadPriority priority);
@@ -169,13 +162,13 @@ Executor::Executor(String threadName,ThreadPriority priority)
 : pImpl(new ExecutorPvt(threadName,priority))
 {
     init();
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalConstruct++;
 }
 
 Executor::~Executor() {
     delete pImpl;
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalDestruct++;
 }
 
diff --git a/pvDataApp/misc/executor.h b/pvDataApp/misc/executor.h
index 1c70439..ebbe0c2 100644
--- a/pvDataApp/misc/executor.h
+++ b/pvDataApp/misc/executor.h
@@ -26,7 +26,6 @@ class Executor : private NoDefaultMethods {
 public:
     Executor(String threadName,ThreadPriority priority);
     ~Executor();
-    static ConstructDestructCallback *getConstructDestructCallback();
     ExecutorNode * createNode(Command *command);
     void execute(ExecutorNode *node);
 private:
diff --git a/pvDataApp/misc/linkedListVoid.cpp b/pvDataApp/misc/linkedListVoid.cpp
index 097b3a4..7b1d6e4 100644
--- a/pvDataApp/misc/linkedListVoid.cpp
+++ b/pvDataApp/misc/linkedListVoid.cpp
@@ -14,56 +14,55 @@
 #include "lock.h"
 #include "pvType.h"
 #include "linkedListVoid.h"
+#include "showConstructDestruct.h"
 
 namespace epics { namespace pvData { 
 
+static Mutex globalMutex;
+static String alreadyOnList("already on list");
+
 static volatile int64 totalNodeConstruct = 0;
 static volatile int64 totalNodeDestruct = 0;
 static volatile int64 totalListConstruct = 0;
 static volatile int64 totalListDestruct = 0;
-static Mutex *globalMutex = 0;
-static String alreadyOnList("already on list");
+static bool notInited = true;
 
 static int64 getTotalNodeConstruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalNodeConstruct;
 }
 
 static int64 getTotalNodeDestruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalNodeDestruct;
 }
 
 static int64 getTotalListConstruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalListConstruct;
 }
 
 static int64 getTotalListDestruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalListDestruct;
 }
 
-static ConstructDestructCallback *pCDCallbackLinkedListNode;
-static ConstructDestructCallback *pCDCallbackLinkedList;
-
 static void initPvt()
 {
-     static Mutex mutex = Mutex();
-     Lock xx(&mutex);
-     if(globalMutex==0) {
-        globalMutex = new Mutex();
-        pCDCallbackLinkedListNode = new ConstructDestructCallback(
+     Lock xx(&globalMutex);
+     if(notInited) {
+        notInited = false;
+        ShowConstructDestruct::registerCallback(
             "linkedListNode",
-            getTotalNodeConstruct,getTotalNodeDestruct,0);
+            getTotalNodeConstruct,getTotalNodeDestruct,0,0);
         
-        pCDCallbackLinkedList = new ConstructDestructCallback(
+        ShowConstructDestruct::registerCallback(
             "linkedList",
-            getTotalListConstruct,getTotalListDestruct,0);
+            getTotalListConstruct,getTotalListDestruct,0,0);
      }
 }
 
@@ -72,7 +71,7 @@ LinkedListVoidNode::LinkedListVoidNode(void *object)
 : object(object),before(0),after(0),linkedListVoid(0)
 {
     initPvt();
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalNodeConstruct++;
 }
 
@@ -80,23 +79,17 @@ LinkedListVoidNode::LinkedListVoidNode(bool isHead)
 : object(this),before(this),after(this)
 {
     initPvt();
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalNodeConstruct++;
 }
 
 
 LinkedListVoidNode::~LinkedListVoidNode()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalNodeDestruct++;
 }
 
-ConstructDestructCallback *LinkedListVoidNode::getConstructDestructCallback()
-{
-    initPvt();
-    return pCDCallbackLinkedListNode;
-}
-
 void *LinkedListVoidNode::getObject() {
     return object;
 }
@@ -111,23 +104,17 @@ LinkedListVoid::LinkedListVoid()
 : head(new LinkedListVoidNode(true)),length(0)
 {
     initPvt();
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalListConstruct++;
 }
 
 LinkedListVoid::~LinkedListVoid()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     delete head;
     totalListDestruct++;
 }
 
-ConstructDestructCallback *LinkedListVoid::getConstructDestructCallback()
-{
-    initPvt();
-    return pCDCallbackLinkedList;
-}
-
 int LinkedListVoid::getLength()
 {
     return length;
diff --git a/pvDataApp/misc/linkedListVoid.h b/pvDataApp/misc/linkedListVoid.h
index d19c648..fa7d34c 100644
--- a/pvDataApp/misc/linkedListVoid.h
+++ b/pvDataApp/misc/linkedListVoid.h
@@ -6,7 +6,6 @@
  */
 
 #include "pvType.h"
-#include "showConstructDestruct.h"
 #ifndef LINKEDLISTVOID_H
 #define LINKEDLISTVOID_H
 namespace epics { namespace pvData { 
@@ -17,7 +16,6 @@ class LinkedListVoidNode;
 class LinkedListVoidNode {
 public:
     ~LinkedListVoidNode();
-    static ConstructDestructCallback *getConstructDestructCallback();
     void *getObject();
     bool isOnList();
 protected:
@@ -37,7 +35,6 @@ private:
 class LinkedListVoid {
 public:
     ~LinkedListVoid();
-    static ConstructDestructCallback *getConstructDestructCallback();
     int getLength();
     void addTail(LinkedListVoidNode *listNode);
     void addHead(LinkedListVoidNode *listNode);
diff --git a/pvDataApp/misc/messageQueue.cpp b/pvDataApp/misc/messageQueue.cpp
index 5743914..eea6deb 100644
--- a/pvDataApp/misc/messageQueue.cpp
+++ b/pvDataApp/misc/messageQueue.cpp
@@ -23,31 +23,29 @@ namespace epics { namespace pvData {
 
 static volatile int64 totalQueueConstruct = 0;
 static volatile int64 totalQueueDestruct = 0;
-static Mutex *globalMutex = 0;
+static Mutex globalMutex;
+static bool notInited = true;
 
 static int64 getTotalQueueConstruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalQueueConstruct;
 }
 
 static int64 getTotalQueueDestruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalQueueDestruct;
 }
 
-static ConstructDestructCallback *pCDCallbackQueue;
-
 static void initPvt()
 {
-     static Mutex mutex = Mutex();
-     Lock xx(&mutex);
-     if(globalMutex==0) {
-        globalMutex = new Mutex();
-        pCDCallbackQueue = new ConstructDestructCallback(
+     Lock xx(&globalMutex);
+     if(notInited) {
+        notInited = false;
+        ShowConstructDestruct::registerCallback(
             "messageQueue",
-            getTotalQueueConstruct,getTotalQueueDestruct,0);
+            getTotalQueueConstruct,getTotalQueueDestruct,0,0);
      }
 }
 
@@ -60,7 +58,8 @@ typedef Queue<MessageNode> MessageNodeQueue;
 MessageNode::MessageNode()
 : message(String("")),messageType(infoMessage){}
 
-MessageNode::~MessageNode() {}
+MessageNode::~MessageNode() {
+}
 
 String MessageNode::getMessage() const { return message;};
 
@@ -81,7 +80,7 @@ MessageQueue::MessageQueue(int size)
 : pImpl(new MessageQueuePvt)
 {
     initPvt();
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalQueueConstruct++;
     pImpl->size = size;
     pImpl->overrun = 0;
@@ -101,8 +100,7 @@ MessageQueue::~MessageQueue()
         delete pImpl->messageNodeArray[i];
     }
     delete[] pImpl->messageNodeArray;
-    initPvt();
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalQueueDestruct++;
 }
 
diff --git a/pvDataApp/misc/messageQueue.h b/pvDataApp/misc/messageQueue.h
index b029afe..fe0214d 100644
--- a/pvDataApp/misc/messageQueue.h
+++ b/pvDataApp/misc/messageQueue.h
@@ -9,7 +9,6 @@
 #include "pvType.h"
 #include "requester.h"
 #include "noDefaultMethods.h"
-#include "showConstructDestruct.h"
 
 namespace epics { namespace pvData { 
 
@@ -29,7 +28,6 @@ class MessageQueue : private NoDefaultMethods {
 public:
     MessageQueue(int size);
     ~MessageQueue();
-    static ConstructDestructCallback *getConstructDestructCallback();
     MessageNode *get();
     // must call release before next get
     void release();
diff --git a/pvDataApp/misc/queueVoid.cpp b/pvDataApp/misc/queueVoid.cpp
index a33257e..c8274eb 100644
--- a/pvDataApp/misc/queueVoid.cpp
+++ b/pvDataApp/misc/queueVoid.cpp
@@ -14,6 +14,7 @@
 #include "lock.h"
 #include "pvType.h"
 #include "queueVoid.h"
+#include "showConstructDestruct.h"
 
 namespace epics { namespace pvData { 
 
@@ -21,48 +22,44 @@ static volatile int64 totalElementConstruct = 0;
 static volatile int64 totalElementDestruct = 0;
 static volatile int64 totalQueueConstruct = 0;
 static volatile int64 totalQueueDestruct = 0;
-static Mutex *globalMutex = 0;
+static Mutex globalMutex;
+static bool notInited = true;
 
 static int64 getTotalNodeConstruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalElementConstruct;
 }
 
 static int64 getTotalNodeDestruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalElementDestruct;
 }
 
 static int64 getTotalListConstruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalQueueConstruct;
 }
 
 static int64 getTotalListDestruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalQueueDestruct;
 }
 
-static ConstructDestructCallback *pCDCallbackQueueNode;
-static ConstructDestructCallback *pCDCallbackQueue;
-
 static void initPvt()
 {
-     static Mutex mutex = Mutex();
-     Lock xx(&mutex);
-     if(globalMutex==0) {
-        globalMutex = new Mutex();
-        pCDCallbackQueueNode = new ConstructDestructCallback(
+     Lock xx(&globalMutex);
+     if(notInited) {
+        notInited = false;
+        ShowConstructDestruct::registerCallback(
             "queueElement",
-            getTotalNodeConstruct,getTotalNodeDestruct,0);
-        
-        pCDCallbackQueue = new ConstructDestructCallback(
+            getTotalNodeConstruct,getTotalNodeDestruct,0,0);
+        ShowConstructDestruct::registerCallback(
             "queue",
-            getTotalListConstruct,getTotalListDestruct,0);
+            getTotalListConstruct,getTotalListDestruct,0,0);
      }
 }
 
@@ -71,23 +68,17 @@ QueueElementVoid::QueueElementVoid(ObjectPtr object)
 : object(object)
 {
     initPvt();
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalElementConstruct++;
 }
 
 
 QueueElementVoid::~QueueElementVoid()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalElementDestruct++;
 }
 
-ConstructDestructCallback *QueueElementVoid::getConstructDestructCallback()
-{
-    initPvt();
-    return pCDCallbackQueueNode;
-}
-
 ObjectPtr QueueElementVoid::getObject() {
     return object;
 }
@@ -104,7 +95,7 @@ QueueVoid::QueueVoid(ObjectPtr object[],int number)
         array[i] = new QueueElementVoid(object[i]);
     }
     initPvt();
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalQueueConstruct++;
 }
 
@@ -114,16 +105,10 @@ QueueVoid::~QueueVoid()
         delete array[i];
     }
     delete[]array;
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalQueueDestruct++;
 }
 
-ConstructDestructCallback *QueueVoid::getConstructDestructCallback()
-{
-    initPvt();
-    return pCDCallbackQueue;
-}
-
 void QueueVoid::clear()
 {
     numberFree = number;
diff --git a/pvDataApp/misc/queueVoid.h b/pvDataApp/misc/queueVoid.h
index 559f932..6a85dcf 100644
--- a/pvDataApp/misc/queueVoid.h
+++ b/pvDataApp/misc/queueVoid.h
@@ -4,7 +4,6 @@
  * EPICS pvDataCPP is distributed subject to a Software License Agreement found
  * in file LICENSE that is included with this distribution.
  */
-#include "showConstructDestruct.h"
 #ifndef QUEUEVOID_H
 #define QUEUEVOID_H
 namespace epics { namespace pvData { 
@@ -17,8 +16,6 @@ typedef QueueElementVoid * QueueElementVoidPtr;
 typedef QueueElementVoidPtr * QueueElementVoidPtrArray;
 
 class QueueElementVoid {
-public:
-    static ConstructDestructCallback *getConstructDestructCallback();
 protected:
     ObjectPtr getObject();
     QueueElementVoid(ObjectPtr object);
@@ -29,8 +26,6 @@ protected:
 
 
 class QueueVoid {
-public:
-    static ConstructDestructCallback *getConstructDestructCallback();
 protected:
     QueueVoid(ObjectPtr array[],int number);
     ~QueueVoid();
diff --git a/pvDataApp/misc/showConstructDestruct.cpp b/pvDataApp/misc/showConstructDestruct.cpp
index c6f6c61..d62e381 100644
--- a/pvDataApp/misc/showConstructDestruct.cpp
+++ b/pvDataApp/misc/showConstructDestruct.cpp
@@ -20,20 +20,28 @@
 namespace epics { namespace pvData { 
 
 static ShowConstructDestruct *pShowConstructDestruct = 0;
-static Mutex *globalMutex = 0;
+static Mutex globalMutex;
+static bool notInited = true;
 typedef LinkedListNode<ConstructDestructCallback> ListNode;
 typedef LinkedList<ConstructDestructCallback> List;
 static List *list;
 
+/* list callbacks are special because showConstructDestruct creates a list
+   Thus list can be null when list calls registerCallback
+   The list callbacks are not put on the list but handled separately
+ */
+static ConstructDestructCallback *listCallback = 0;
+static ConstructDestructCallback *listNodeCallback = 0;
+
 ConstructDestructCallback::ConstructDestructCallback(
     String name,
-    getTotal construct,
-    getTotal destruct,
-    getTotal reference)
-: name(name), construct(construct), destruct(destruct) ,reference(reference)
-{
-    getShowConstructDestruct()->registerCallback(this);
-}
+    getTotalFunc construct,
+    getTotalFunc destruct,
+    getTotalFunc reference,
+    deleteStaticFunc deleteFunc)
+: name(name), construct(construct), destruct(destruct) ,reference(reference),
+  deleteFunc(deleteFunc)
+{ }
 
 ConstructDestructCallback::~ConstructDestructCallback() {}
 
@@ -44,11 +52,13 @@ String ConstructDestructCallback::getConstructName()
 
 int64 ConstructDestructCallback::getTotalConstruct()
 {
+    if(construct==0) return 0;
     return construct();
 }
 
 int64 ConstructDestructCallback:: getTotalDestruct()
 {
+    if(destruct==0) return 0;
     return destruct();
 }
 
@@ -58,68 +68,142 @@ int64 ConstructDestructCallback::getTotalReferenceCount()
     return reference();
 }
 
+void ConstructDestructCallback::deleteStatic()
+{
+    if(deleteFunc==0) return;
+    deleteFunc();
+}
 
 ShowConstructDestruct::ShowConstructDestruct() {}
 
+ShowConstructDestruct::~ShowConstructDestruct() {
+    delete listCallback;
+    delete listNodeCallback;
+    listCallback = 0;
+    listNodeCallback = 0;
+}
+
+void ShowConstructDestruct::registerCallback(
+    String name,
+    getTotalFunc construct,
+    getTotalFunc destruct,
+    getTotalFunc reference,
+        deleteStaticFunc deleteFunc)
+{
+    getShowConstructDestruct(); // make it initialize
+    Lock xx(&globalMutex);
+    if(name.compare("linkedList")==0) {
+        listCallback = new ConstructDestructCallback(
+            name,construct,destruct,reference,deleteFunc);
+        return;
+    } else if(name.compare("linkedListNode")==0) {
+        listNodeCallback = new ConstructDestructCallback(
+            name,construct,destruct,reference,deleteFunc);
+        return;
+    }
+    if(list==0) {
+        throw std::logic_error(String(
+            "ShowConstructDestruct::registerCallback"));
+    }
+    ConstructDestructCallback *callback = new ConstructDestructCallback(
+        name,construct,destruct,reference,deleteFunc);
+    ListNode *listNode = new ListNode(callback);
+    list->addTail(listNode);
+}
+static void showOne(ConstructDestructCallback *callback,FILE *fd)
+{
+    String name = callback->getConstructName();
+    int64 reference = callback->getTotalReferenceCount();
+    int64 construct = callback->getTotalConstruct();
+    int64 destruct = callback->getTotalDestruct();
+    if(reference==0&&construct==0&&destruct==0) return;
+    fprintf(fd,"%s: ", name.c_str());
+    if(construct>0 || destruct>0) {
+        fprintf(fd," totalConstruct %lli totalDestruct %lli",
+        construct,destruct);
+    }
+    if(reference>0) fprintf(fd," totalReference %lli",reference);
+    int64 diff = construct - destruct;
+    if(diff!=0) fprintf(fd," ACTIVE %lli",diff);
+    fprintf(fd,"\n");
+}
+
+ConstructDestructCallback* ShowConstructDestruct::getConstructDestructCallback(
+    String name)
+{
+    if(name.compare(listNodeCallback->getConstructName())==0) {
+        return listNodeCallback;
+    }
+    if(name.compare(listCallback->getConstructName())==0) {
+        return listCallback;
+    }
+    Lock xx(&globalMutex);
+    ListNode *node = list->getHead();
+    while(node!=0) {
+        ConstructDestructCallback *callback = node->getObject();
+        if(name.compare(callback->getConstructName())==0) {
+            return callback;
+        }
+        node = list->getNext(node);
+    }
+    return 0;
+}
+
 void ShowConstructDestruct::constuctDestructTotals(FILE *fd)
 {
     getShowConstructDestruct(); // make it initialize
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     ListNode *node = list->getHead();
     while(node!=0) {
         ConstructDestructCallback *callback = node->getObject();
-        String name = callback->getConstructName();
-        int64 reference = callback->getTotalReferenceCount();
-        int64 construct = callback->getTotalConstruct();
-        int64 destruct = callback->getTotalDestruct();
-        fprintf(fd,"%s: totalConstruct %lli totalDestruct %lli",
-            name.c_str(),construct,destruct);
-        if(reference>0) fprintf(fd," totalReference %lli",reference);
-        fprintf(fd,"\n");
+        showOne(callback,fd);
         node = list->getNext(node);
     }
+    showOne(listNodeCallback,fd);
+    showOne(listCallback,fd);
 }
 
-void ShowConstructDestruct::registerCallback(ConstructDestructCallback *callback)
+void ShowConstructDestruct::showDeleteStaticExit(FILE *fd)
 {
-    static ConstructDestructCallback *listCallback = 0;
-    static ConstructDestructCallback *listNodeCallback = 0;
-   Lock xx(globalMutex);
-   ListNode *listNode = 0;
-   if(list==0) {
-       if(callback->getConstructName().compare("linkedListNode")==0) {
-           listNodeCallback = callback;
-       } else if(callback->getConstructName().compare("linkedList")==0) {
-           listCallback = callback;
-       } else {
-           throw std::logic_error(String("ShowConstructDestruct::registerCallback"));
-       }
-       return;
-   }
-   if(listCallback!=0) {
-       if(listNodeCallback==0) {
-           throw std::logic_error(String(
-               "ShowConstructDestruct::registerCallback expected listNodeCallback!=0"));
-       }
-       listNode = new ListNode(listNodeCallback);
-       list->addTail(listNode);
-       listNode = new ListNode(listCallback);
-       list->addTail(listNode);
-       listCallback = 0;
-       listNodeCallback = 0;
-   }
-   listNode = new ListNode(callback);
-   list->addTail(listNode);
+    getShowConstructDestruct(); // make it initialize
+    {
+        Lock xx(&globalMutex);
+        ListNode *node = list->getHead();
+        while(node!=0) {
+            ConstructDestructCallback *callback = node->getObject();
+            if(callback->deleteFunc!=0) callback->deleteFunc();
+            node = list->getNext(node);
+        }
+        node = list->getHead();
+        while(node!=0) {
+            ConstructDestructCallback *callback = node->getObject();
+            showOne(callback,fd);
+            list->removeHead();
+            delete callback;
+            delete node;
+            node = list->getHead();
+        }
+        delete list;
+        if(listNodeCallback->deleteFunc!=0) listNodeCallback->deleteFunc();
+        if(listCallback->deleteFunc!=0) listCallback->deleteFunc();
+        showOne(listNodeCallback,fd);
+        showOne(listCallback,fd);
+        delete pShowConstructDestruct;
+        pShowConstructDestruct = 0;
+    }
+    exit( 0);
 }
 
 ShowConstructDestruct * getShowConstructDestruct()
 {
-    static Mutex mutex = Mutex();
+    static Mutex mutex;
     Lock xx(&mutex);
-    if(pShowConstructDestruct==0) {
-        globalMutex = new Mutex();
+    if(notInited) {
+        notInited = false;
         pShowConstructDestruct = new ShowConstructDestruct();
-        list = new List();
+        List *listTemp;
+        listTemp = new List();
+        list = listTemp;
     } 
     return pShowConstructDestruct;
 }
diff --git a/pvDataApp/misc/showConstructDestruct.h b/pvDataApp/misc/showConstructDestruct.h
index e41daa1..b8e1973 100644
--- a/pvDataApp/misc/showConstructDestruct.h
+++ b/pvDataApp/misc/showConstructDestruct.h
@@ -17,33 +17,46 @@
 
 namespace epics { namespace pvData { 
 
-typedef int64 (*getTotal)();
+typedef int64 (*getTotalFunc)();
+typedef void (*deleteStaticFunc)();
 
 class ConstructDestructCallback : private NoDefaultMethods {
 public:
-    ConstructDestructCallback(
-        String name,
-        getTotal construct,
-        getTotal destruct,
-        getTotal reference);
     String getConstructName();
     int64 getTotalConstruct();
     int64 getTotalDestruct();
     int64 getTotalReferenceCount();
 private:
+    ConstructDestructCallback(
+        String name,
+        getTotalFunc construct,
+        getTotalFunc destruct,
+        getTotalFunc reference,
+        deleteStaticFunc deleteFunc);
     ~ConstructDestructCallback();
+    void deleteStatic();
     String name;
-    getTotal construct;
-    getTotal destruct;
-    getTotal reference;
+    getTotalFunc construct;
+    getTotalFunc destruct;
+    getTotalFunc reference;
+    deleteStaticFunc deleteFunc;
+    friend class ShowConstructDestruct;
 };
 
 class ShowConstructDestruct : private NoDefaultMethods {
 public:
+    static void registerCallback(
+        String name,
+        getTotalFunc construct,
+        getTotalFunc destruct,
+        getTotalFunc reference,
+        deleteStaticFunc deleteFunc);
+    ConstructDestructCallback* getConstructDestructCallback(String name);
     void constuctDestructTotals(FILE *fd);
-    void registerCallback(ConstructDestructCallback *callback);
+    static void showDeleteStaticExit(FILE *fd);
 private:
     ShowConstructDestruct();
+    ~ShowConstructDestruct();
     friend ShowConstructDestruct* getShowConstructDestruct();
 };
 
@@ -56,41 +69,39 @@ extern ShowConstructDestruct* getShowConstructDestruct();
 #define PVDATA_REFCOUNT_MONITOR_DEFINE(NAME) \
     static volatile int64 NAME ## _totalConstruct = 0; \
     static volatile int64 NAME ## _totalDestruct = 0; \
-    static Mutex * NAME ## _globalMutex = 0; \
+    static Mutex  globalMutex; \
     \
+    static bool notInited = true; \
     static int64 NAME ## _processTotalConstruct() \
     { \
-        Lock xx(NAME ## _globalMutex); \
+        Lock xx(&globalMutex); \
         return NAME ## _totalConstruct; \
     } \
     \
     static int64 NAME ## _processTotalDestruct() \
     { \
-        Lock xx(NAME ## _globalMutex); \
+        Lock xx(&globalMutex); \
         return NAME ## _totalDestruct; \
     } \
     \
-    static ConstructDestructCallback * NAME ## _pConstructDestructCallback; \
-    \
     static void NAME ## _init() \
     { \
-         static Mutex mutex = Mutex(); \
-         Lock xx(&mutex); \
-         if(NAME ## _globalMutex==0) { \
-            NAME ## _globalMutex = new Mutex(); \
-            NAME ## _pConstructDestructCallback = new ConstructDestructCallback( \
-                String(#NAME), \
+         Lock xx(&globalMutex); \
+         if(notInited) { \
+            notInited = false; \
+            ShowConstructDestruct::registerCallback( \
+                String("#NAME"), \
                 NAME ## _processTotalConstruct,NAME ## _processTotalDestruct,0); \
          } \
     }
 
 #define PVDATA_REFCOUNT_MONITOR_DESTRUCT(NAME) \
-    Lock xx(NAME ## _globalMutex); \
+    Lock xx(&globalMutex); \
     NAME ## _totalDestruct++;
 
 #define PVDATA_REFCOUNT_MONITOR_CONSTRUCT(NAME) \
     NAME ## _init(); \
-    Lock xx(NAME ## _globalMutex); \
+    Lock xx(&globalMutex); \
     NAME ## _totalConstruct++;
 
 
diff --git a/pvDataApp/misc/thread.cpp b/pvDataApp/misc/thread.cpp
index 5c0dbff..feb10b8 100644
--- a/pvDataApp/misc/thread.cpp
+++ b/pvDataApp/misc/thread.cpp
@@ -17,6 +17,7 @@
 #include "event.h"
 #include "thread.h"
 #include "linkedList.h"
+#include "showConstructDestruct.h"
 
 namespace epics { namespace pvData { 
 
@@ -48,33 +49,36 @@ typedef LinkedList<ThreadListElement> ThreadList;
 
 static volatile int64 totalConstruct = 0;
 static volatile int64 totalDestruct = 0;
-static Mutex *globalMutex = 0;
+static Mutex globalMutex;
+static bool notInited = true;
 static ThreadList *threadList;
 
 static int64 getTotalConstruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalConstruct;
 }
 
 static int64 getTotalDestruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalDestruct;
 }
 
-static ConstructDestructCallback *pConstructDestructCallback;
+static void deleteStatic()
+{
+    delete threadList;
+}
 
 static void init()
 {
-     static Mutex mutex = Mutex();
-     Lock xx(&mutex);
-     if(globalMutex==0) {
-        globalMutex = new Mutex();
+     Lock xx(&globalMutex);
+     if(notInited) {
+        notInited = false;
         threadList = new ThreadList();
-        pConstructDestructCallback = new ConstructDestructCallback(
+        ShowConstructDestruct::registerCallback(
             String("thread"),
-            getTotalConstruct,getTotalDestruct,0);
+            getTotalConstruct,getTotalDestruct,0,deleteStatic);
      }
 }
 
@@ -133,7 +137,7 @@ ThreadPvt::ThreadPvt(Thread *thread,String name,
         myFunc,this))
 {
     init();
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     threadList->addTail(threadListElement->node);
     totalConstruct++;
 }
@@ -157,7 +161,7 @@ ThreadPvt::~ThreadPvt()
     threadList->remove(threadListElement->node);
     delete waitDone;
     delete threadListElement;
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalDestruct++;
 }
 
@@ -171,12 +175,6 @@ Thread::~Thread()
    delete pImpl;
 }
 
-ConstructDestructCallback *Thread::getConstructDestructCallback()
-{
-    init();
-    return pConstructDestructCallback;
-}
-
 void Thread::sleep(double seconds)
 {
     epicsThreadSleep(seconds);;
@@ -195,7 +193,7 @@ ThreadPriority Thread::getPriority()
 void Thread::showThreads(StringBuilder buf)
 {
     init();
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     ThreadListNode *node = threadList->getHead();    
     while(node!=0) {
         Thread *thread = node->getObject()->thread;
diff --git a/pvDataApp/misc/thread.h b/pvDataApp/misc/thread.h
index 664a20d..549bb79 100644
--- a/pvDataApp/misc/thread.h
+++ b/pvDataApp/misc/thread.h
@@ -8,7 +8,6 @@
 #define THREAD_H
 #include "noDefaultMethods.h"
 #include "pvType.h"
-#include "showConstructDestruct.h"
 
 namespace epics { namespace pvData { 
 
@@ -39,7 +38,6 @@ class Thread :  private NoDefaultMethods {
 public:
     Thread(String name,ThreadPriority priority,Runnable *runnable);
     ~Thread();
-    static ConstructDestructCallback *getConstructDestructCallback();
     String getName();
     ThreadPriority getPriority();
     static void showThreads(StringBuilder buf);
diff --git a/pvDataApp/misc/timer.cpp b/pvDataApp/misc/timer.cpp
index 48231ec..9750246 100644
--- a/pvDataApp/misc/timer.cpp
+++ b/pvDataApp/misc/timer.cpp
@@ -28,63 +28,47 @@ static volatile int64 totalNodeConstruct = 0;
 static volatile int64 totalNodeDestruct = 0;
 static volatile int64 totalTimerConstruct = 0;
 static volatile int64 totalTimerDestruct = 0;
-static Mutex *globalMutex = 0;
+static Mutex globalMutex;
+static bool notInited = true;
 
 static int64 getTotalTimerNodeConstruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalNodeConstruct;
 }
 
 static int64 getTotalTimerNodeDestruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalNodeDestruct;
 }
 
 static int64 getTotalTimerConstruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalTimerConstruct;
 }
 
 static int64 getTotalTimerDestruct()
 {
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     return totalTimerDestruct;
 }
 
-static ConstructDestructCallback *pCDCallbackTimerNode;
-static ConstructDestructCallback *pCDCallbackTimer;
-
 static void init()
 {
-     static Mutex mutex = Mutex();
-     Lock xx(&mutex);
-     if(globalMutex==0) {
-        globalMutex = new Mutex();
-        pCDCallbackTimerNode = new ConstructDestructCallback(
+     Lock xx(&globalMutex);
+     if(notInited) {
+        notInited = false;
+        ShowConstructDestruct::registerCallback(
             "timerNode",
-            getTotalTimerNodeConstruct,getTotalTimerNodeDestruct,0);
-
-        pCDCallbackTimer = new ConstructDestructCallback(
+            getTotalTimerNodeConstruct,getTotalTimerNodeDestruct,0,0);
+        ShowConstructDestruct::registerCallback(
             "timer",
-            getTotalTimerConstruct,getTotalTimerDestruct,0);
+            getTotalTimerConstruct,getTotalTimerDestruct,0,0);
      }
 }
 
-ConstructDestructCallback * TimerNode::getConstructDestructCallback()
-{
-    init();
-    return pCDCallbackTimerNode;
-}
-
-ConstructDestructCallback * Timer::getConstructDestructCallback()
-{
-    init();
-    return pCDCallbackTimer;
-}
-
 class TimerNodePvt;
 
 typedef LinkedListNode<TimerNodePvt> TimerListNode;
@@ -171,7 +155,7 @@ TimerNode::TimerNode(TimerCallback *callback)
 : pImpl(new TimerNodePvt(this,callback))
 {
     init();
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalNodeConstruct++;
 }
 
@@ -180,7 +164,7 @@ TimerNode::~TimerNode()
 {
     cancel();
     delete pImpl;
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalNodeDestruct++;
 }
 
@@ -257,7 +241,7 @@ Timer::Timer(String threadName, ThreadPriority priority)
 : pImpl(new TimerPvt(threadName,priority))
 {
     init();
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalTimerConstruct++;
 }
 
@@ -274,7 +258,7 @@ Timer::~Timer() {
         node->getObject()->callback->timerStopped();
     }
     delete pImpl;
-    Lock xx(globalMutex);
+    Lock xx(&globalMutex);
     totalTimerDestruct++;
 }
 
diff --git a/pvDataApp/misc/timer.h b/pvDataApp/misc/timer.h
index 00f3e88..36fe4d8 100644
--- a/pvDataApp/misc/timer.h
+++ b/pvDataApp/misc/timer.h
@@ -15,7 +15,6 @@
 #include "pvType.h"
 #include "thread.h"
 #include "noDefaultMethods.h"
-#include "showConstructDestruct.h"
 
 namespace epics { namespace pvData { 
 
@@ -29,7 +28,6 @@ class TimerNode : private NoDefaultMethods {
 public:
     TimerNode(TimerCallback *timerCallback);
     ~TimerNode();
-    static ConstructDestructCallback *getConstructDestructCallback();
     void cancel();
     bool isScheduled();
 private:
@@ -41,7 +39,6 @@ class Timer : private NoDefaultMethods {
 public:
     Timer(String threadName, ThreadPriority priority);
     ~Timer();
-    static ConstructDestructCallback *getConstructDestructCallback();
     void scheduleAfterDelay(TimerNode *timerNode,double delay);
     void schedulePeriodic(TimerNode *timerNode,double delay,double period);
 private:
diff --git a/pvDataApp/pv/pvData.h b/pvDataApp/pv/pvData.h
index a1b56c8..4d2cb51 100644
--- a/pvDataApp/pv/pvData.h
+++ b/pvDataApp/pv/pvData.h
@@ -14,7 +14,6 @@
 #include "requester.h"
 #include "byteBuffer.h"
 #include "serialize.h"
-#include "showConstructDestruct.h"
 namespace epics { namespace pvData { 
 
 class PVAuxInfo;
@@ -63,7 +62,6 @@ class PVAuxInfo : private NoDefaultMethods {
 public:
     PVAuxInfo(PVField *pvField);
     ~PVAuxInfo();
-    static ConstructDestructCallback *getConstructDestructCallback();
     PVField * getPVField();
     PVScalar * createInfo(String key,ScalarType scalarType);
     PVScalarMap getInfos();
@@ -87,7 +85,6 @@ class PVField
 {
 public:
     virtual ~PVField();
-    static ConstructDestructCallback *getConstructDestructCallback();
     String getRequesterName() ;
     virtual void message(String message,MessageType messageType) ;
     virtual void setRequester(Requester *prequester);
diff --git a/pvDataApp/pv/pvIntrospect.h b/pvDataApp/pv/pvIntrospect.h
index 4bfe30b..d54c762 100644
--- a/pvDataApp/pv/pvIntrospect.h
+++ b/pvDataApp/pv/pvIntrospect.h
@@ -10,7 +10,6 @@
 #define PVINTROSPECT_H
 #include "noDefaultMethods.h"
 #include "pvType.h"
-#include "showConstructDestruct.h"
 namespace epics { namespace pvData { 
 
 class Field;
@@ -60,7 +59,6 @@ public:
 
 class Field :  private NoDefaultMethods {
 public:
-   static ConstructDestructCallback *getConstructDestructCallback();
    int getReferenceCount() const;
    String getFieldName() const;
    Type getType() const;
@@ -68,6 +66,7 @@ public:
    virtual void toString(StringBuilder buf,int indentLevel) const;
    void incReferenceCount() const;
    void decReferenceCount() const;
+   void dumpReferenceCount(StringBuilder buf,int indentLevel) const;
    virtual bool operator==(const Field& field) const;
    virtual bool operator!=(const Field& field) const;
 protected:
diff --git a/test/testIntrospect b/test/testIntrospect
index 41e60c8..9c5f4e7 100644
--- a/test/testIntrospect
+++ b/test/testIntrospect
@@ -77,7 +77,7 @@ structure value
     structure timeStamp
         long secondsPastEpoch
         int nanoSeconds
-linkedListNode: totalConstruct 5 totalDestruct 0
-linkedList: totalConstruct 1 totalDestruct 0
-field: totalConstruct 156 totalDestruct 43 totalReference 169
-pvField: totalConstruct 55 totalDestruct 55
+field:  totalConstruct 120 totalDestruct 120
+pvField:  totalConstruct 47 totalDestruct 47
+linkedListNode:  totalConstruct 4 totalDestruct 4
+linkedList:  totalConstruct 1 totalDestruct 1
diff --git a/test/testIntrospectDiff b/test/testIntrospectDiff
index 9d85572..e69de29 100644
--- a/test/testIntrospectDiff
+++ b/test/testIntrospectDiff
@@ -1,4 +0,0 @@
-82c82
-< field: totalConstruct 156 totalDestruct 43 totalReference 169
----
-> field: totalConstruct 156 totalDestruct 63 totalReference 93
diff --git a/test/testIntrospectGold b/test/testIntrospectGold
index e5aba72..9c5f4e7 100644
--- a/test/testIntrospectGold
+++ b/test/testIntrospectGold
@@ -77,7 +77,7 @@ structure value
     structure timeStamp
         long secondsPastEpoch
         int nanoSeconds
-linkedListNode: totalConstruct 5 totalDestruct 0
-linkedList: totalConstruct 1 totalDestruct 0
-field: totalConstruct 156 totalDestruct 63 totalReference 93
-pvField: totalConstruct 55 totalDestruct 55
+field:  totalConstruct 120 totalDestruct 120
+pvField:  totalConstruct 47 totalDestruct 47
+linkedListNode:  totalConstruct 4 totalDestruct 4
+linkedList:  totalConstruct 1 totalDestruct 1
diff --git a/test/testLinkedList b/test/testLinkedList
index be516b8..e149909 100644
--- a/test/testLinkedList
+++ b/test/testLinkedList
@@ -17,5 +17,5 @@ stack 4 3 2 1 0
 
 Ordered Queue test
 list 0 1 2 3 4
-linkedListNode: totalConstruct 4041 totalDestruct 4038
-linkedList: totalConstruct 9 totalDestruct 8
+linkedListNode:  totalConstruct 4039 totalDestruct 4039
+linkedList:  totalConstruct 9 totalDestruct 9
diff --git a/test/testLinkedListAux b/test/testLinkedListAux
index 2ded144..3216aaf 100644
--- a/test/testLinkedListAux
+++ b/test/testLinkedListAux
@@ -1,20 +1,20 @@
 
 Time test
-diff 27.074538 milliSeconds
-time per iteration 27.074538 microseconds
-time per addTail/removeHead 0.013537 microseconds
+diff 23.623024 milliSeconds
+time per iteration 23.623024 microseconds
+time per addTail/removeHead 0.011812 microseconds
 
 Time test locked
-diff 173.292669 milliSeconds
-time per iteration 173.292669 microseconds
-time per addTail/removeHead 0.086646 microseconds
+diff 178.929120 milliSeconds
+time per iteration 178.929120 microseconds
+time per addTail/removeHead 0.089465 microseconds
 
 Time std::list test
-diff 649.310063 milliSeconds
-time per iteration 649.310063 microseconds
-time per addTail/removeHead 0.324655 microseconds
+diff 632.698846 milliSeconds
+time per iteration 632.698846 microseconds
+time per addTail/removeHead 0.316349 microseconds
 
 Time std::list test locked
-diff 799.799680 milliSeconds
-time per iteration 799.799680 microseconds
-time per addTail/removeHead 0.399900 microseconds
+diff 788.837800 milliSeconds
+time per iteration 788.837800 microseconds
+time per addTail/removeHead 0.394419 microseconds
diff --git a/test/testLinkedListGold b/test/testLinkedListGold
index be516b8..e149909 100644
--- a/test/testLinkedListGold
+++ b/test/testLinkedListGold
@@ -17,5 +17,5 @@ stack 4 3 2 1 0
 
 Ordered Queue test
 list 0 1 2 3 4
-linkedListNode: totalConstruct 4041 totalDestruct 4038
-linkedList: totalConstruct 9 totalDestruct 8
+linkedListNode:  totalConstruct 4039 totalDestruct 4039
+linkedList:  totalConstruct 9 totalDestruct 9
diff --git a/test/testMessageQueue b/test/testMessageQueue
index 2b51b75..36d38b1 100644
--- a/test/testMessageQueue
+++ b/test/testMessageQueue
@@ -1,5 +1,7 @@
-linkedListNode: totalConstruct 6 totalDestruct 0
-linkedList: totalConstruct 1 totalDestruct 0
-messageQueue: totalConstruct 1 totalDestruct 1
-queueElement: totalConstruct 3 totalDestruct 3
-queue: totalConstruct 1 totalDestruct 1
+message 1 messageType info
+message 4 messageType info
+messageQueue:  totalConstruct 1 totalDestruct 1
+queueElement:  totalConstruct 3 totalDestruct 3
+queue:  totalConstruct 1 totalDestruct 1
+linkedListNode:  totalConstruct 4 totalDestruct 4
+linkedList:  totalConstruct 1 totalDestruct 1
diff --git a/test/testMessageQueueAux b/test/testMessageQueueAux
index 622297d..e69de29 100644
--- a/test/testMessageQueueAux
+++ b/test/testMessageQueueAux
@@ -1,2 +0,0 @@
-message 1 messageType info
-message 4 messageType info
diff --git a/test/testMessageQueueGold b/test/testMessageQueueGold
index 2b51b75..36d38b1 100644
--- a/test/testMessageQueueGold
+++ b/test/testMessageQueueGold
@@ -1,5 +1,7 @@
-linkedListNode: totalConstruct 6 totalDestruct 0
-linkedList: totalConstruct 1 totalDestruct 0
-messageQueue: totalConstruct 1 totalDestruct 1
-queueElement: totalConstruct 3 totalDestruct 3
-queue: totalConstruct 1 totalDestruct 1
+message 1 messageType info
+message 4 messageType info
+messageQueue:  totalConstruct 1 totalDestruct 1
+queueElement:  totalConstruct 3 totalDestruct 3
+queue:  totalConstruct 1 totalDestruct 1
+linkedListNode:  totalConstruct 4 totalDestruct 4
+linkedList:  totalConstruct 1 totalDestruct 1
diff --git a/test/testPVAuxInfo b/test/testPVAuxInfo
index a4580a8..37c78f5 100644
--- a/test/testPVAuxInfo
+++ b/test/testPVAuxInfo
@@ -33,8 +33,8 @@ units offset 11 next 12 number 1
 limit offset 12 next 15 number 3
 low offset 13 next 14 number 1
 high offset 14 next 15 number 1
-linkedListNode: totalConstruct 6 totalDestruct 0
-linkedList: totalConstruct 1 totalDestruct 0
-field: totalConstruct 111 totalDestruct 12 totalReference 126
-pvField: totalConstruct 17 totalDestruct 17
-pvAuxInfo: totalConstruct 1 totalDestruct 1
+field:  totalConstruct 97 totalDestruct 97
+pvField:  totalConstruct 17 totalDestruct 17
+pvAuxInfo:  totalConstruct 1 totalDestruct 1
+linkedListNode:  totalConstruct 6 totalDestruct 6
+linkedList:  totalConstruct 1 totalDestruct 1
diff --git a/test/testPVAuxInfoDiff b/test/testPVAuxInfoDiff
index 5538f12..e69de29 100644
--- a/test/testPVAuxInfoDiff
+++ b/test/testPVAuxInfoDiff
@@ -1,4 +0,0 @@
-38c38
-< field: totalConstruct 111 totalDestruct 12 totalReference 126
----
-> field: totalConstruct 111 totalDestruct 18 totalReference 93
diff --git a/test/testPVAuxInfoGold b/test/testPVAuxInfoGold
index 0ea79ff..37c78f5 100644
--- a/test/testPVAuxInfoGold
+++ b/test/testPVAuxInfoGold
@@ -33,8 +33,8 @@ units offset 11 next 12 number 1
 limit offset 12 next 15 number 3
 low offset 13 next 14 number 1
 high offset 14 next 15 number 1
-linkedListNode: totalConstruct 6 totalDestruct 0
-linkedList: totalConstruct 1 totalDestruct 0
-field: totalConstruct 111 totalDestruct 18 totalReference 93
-pvField: totalConstruct 17 totalDestruct 17
-pvAuxInfo: totalConstruct 1 totalDestruct 1
+field:  totalConstruct 97 totalDestruct 97
+pvField:  totalConstruct 17 totalDestruct 17
+pvAuxInfo:  totalConstruct 1 totalDestruct 1
+linkedListNode:  totalConstruct 6 totalDestruct 6
+linkedList:  totalConstruct 1 totalDestruct 1
diff --git a/test/testPVData b/test/testPVData
index 296be02..f415392 100644
--- a/test/testPVData
+++ b/test/testPVData
@@ -283,7 +283,7 @@ structure string
     timeStamp timeStamp
         long secondsPastEpoch 0
         int nanoSeconds 0
-linkedListNode: totalConstruct 5 totalDestruct 0
-linkedList: totalConstruct 1 totalDestruct 0
-field: totalConstruct 391 totalDestruct 202 totalReference 443
-pvField: totalConstruct 281 totalDestruct 281
+field:  totalConstruct 136 totalDestruct 136
+pvField:  totalConstruct 281 totalDestruct 281
+linkedListNode:  totalConstruct 5 totalDestruct 5
+linkedList:  totalConstruct 1 totalDestruct 1
diff --git a/test/testPVDataDiff b/test/testPVDataDiff
index 045827d..e69de29 100644
--- a/test/testPVDataDiff
+++ b/test/testPVDataDiff
@@ -1,9 +0,0 @@
-1,2d0
-< structure request
-<     string fieldList value,timeStamp
-288,289c286,287
-< field: totalConstruct 391 totalDestruct 202 totalReference 443
-< pvField: totalConstruct 281 totalDestruct 281
----
-> field: totalConstruct 388 totalDestruct 295 totalReference 93
-> pvField: totalConstruct 279 totalDestruct 279
diff --git a/test/testPVDataGold b/test/testPVDataGold
index 8199210..f415392 100644
--- a/test/testPVDataGold
+++ b/test/testPVDataGold
@@ -1,3 +1,5 @@
+structure request
+    string fieldList value,timeStamp
 
 testScalar
 boolean boolean true
@@ -281,7 +283,7 @@ structure string
     timeStamp timeStamp
         long secondsPastEpoch 0
         int nanoSeconds 0
-linkedListNode: totalConstruct 5 totalDestruct 0
-linkedList: totalConstruct 1 totalDestruct 0
-field: totalConstruct 388 totalDestruct 295 totalReference 93
-pvField: totalConstruct 279 totalDestruct 279
+field:  totalConstruct 136 totalDestruct 136
+pvField:  totalConstruct 281 totalDestruct 281
+linkedListNode:  totalConstruct 5 totalDestruct 5
+linkedList:  totalConstruct 1 totalDestruct 1
diff --git a/test/testPVStructureArray b/test/testPVStructureArray
index 606a864..9f04b50 100644
--- a/test/testPVStructureArray
+++ b/test/testPVStructureArray
@@ -54,7 +54,15 @@ structure powerSupply
     timeStamp timeStamp
         long secondsPastEpoch 0
         int nanoSeconds 0
-linkedListNode: totalConstruct 5 totalDestruct 0
-linkedList: totalConstruct 1 totalDestruct 0
-field: totalConstruct 153 totalDestruct 31 totalReference 185
-pvField: totalConstruct 56 totalDestruct 56
+ reference counts powerSupply referenceCount 1
+    value referenceCount 1
+    alarm referenceCount 14
+        severity referenceCount 14
+        message referenceCount 14
+    timeStamp referenceCount 2
+        secondsPastEpoch referenceCount 2
+        nanoSeconds referenceCount 2
+field:  totalConstruct 102 totalDestruct 102
+pvField:  totalConstruct 56 totalDestruct 56
+linkedListNode:  totalConstruct 5 totalDestruct 5
+linkedList:  totalConstruct 1 totalDestruct 1
diff --git a/test/testPVStructureArrayDiff b/test/testPVStructureArrayDiff
index c6a4c4b..e69de29 100644
--- a/test/testPVStructureArrayDiff
+++ b/test/testPVStructureArrayDiff
@@ -1,4 +0,0 @@
-59c59
-< field: totalConstruct 153 totalDestruct 31 totalReference 185
----
-> field: totalConstruct 153 totalDestruct 60 totalReference 93
diff --git a/test/testPVStructureArrayGold b/test/testPVStructureArrayGold
index 3e016bb..9f04b50 100644
--- a/test/testPVStructureArrayGold
+++ b/test/testPVStructureArrayGold
@@ -54,7 +54,15 @@ structure powerSupply
     timeStamp timeStamp
         long secondsPastEpoch 0
         int nanoSeconds 0
-linkedListNode: totalConstruct 5 totalDestruct 0
-linkedList: totalConstruct 1 totalDestruct 0
-field: totalConstruct 153 totalDestruct 60 totalReference 93
-pvField: totalConstruct 56 totalDestruct 56
+ reference counts powerSupply referenceCount 1
+    value referenceCount 1
+    alarm referenceCount 14
+        severity referenceCount 14
+        message referenceCount 14
+    timeStamp referenceCount 2
+        secondsPastEpoch referenceCount 2
+        nanoSeconds referenceCount 2
+field:  totalConstruct 102 totalDestruct 102
+pvField:  totalConstruct 56 totalDestruct 56
+linkedListNode:  totalConstruct 5 totalDestruct 5
+linkedList:  totalConstruct 1 totalDestruct 1
diff --git a/test/testQueue b/test/testQueue
index 5764de8..0b0f26d 100644
--- a/test/testQueue
+++ b/test/testQueue
@@ -1,6 +1,6 @@
-linkedListNode: totalConstruct 9 totalDestruct 1
-linkedList: totalConstruct 2 totalDestruct 0
-queueElement: totalConstruct 5 totalDestruct 5
-queue: totalConstruct 1 totalDestruct 1
-event: totalConstruct 5 totalDestruct 5
-thread: totalConstruct 1 totalDestruct 1
+queueElement:  totalConstruct 5 totalDestruct 5
+queue:  totalConstruct 1 totalDestruct 1
+event:  totalConstruct 5 totalDestruct 5
+thread:  totalConstruct 1 totalDestruct 1
+linkedListNode:  totalConstruct 7 totalDestruct 7
+linkedList:  totalConstruct 2 totalDestruct 2
diff --git a/test/testQueueGold b/test/testQueueGold
index 5764de8..0b0f26d 100644
--- a/test/testQueueGold
+++ b/test/testQueueGold
@@ -1,6 +1,6 @@
-linkedListNode: totalConstruct 9 totalDestruct 1
-linkedList: totalConstruct 2 totalDestruct 0
-queueElement: totalConstruct 5 totalDestruct 5
-queue: totalConstruct 1 totalDestruct 1
-event: totalConstruct 5 totalDestruct 5
-thread: totalConstruct 1 totalDestruct 1
+queueElement:  totalConstruct 5 totalDestruct 5
+queue:  totalConstruct 1 totalDestruct 1
+event:  totalConstruct 5 totalDestruct 5
+thread:  totalConstruct 1 totalDestruct 1
+linkedListNode:  totalConstruct 7 totalDestruct 7
+linkedList:  totalConstruct 2 totalDestruct 2
diff --git a/test/testThread b/test/testThread
index 3e1887a..8766374 100644
--- a/test/testThread
+++ b/test/testThread
@@ -1,8 +1,8 @@
 threads
 basic middle
 
-linkedListNode: totalConstruct 17 totalDestruct 10
-linkedList: totalConstruct 6 totalDestruct 4
-event: totalConstruct 8 totalDestruct 8
-thread: totalConstruct 2 totalDestruct 2
-executor: totalConstruct 2 totalDestruct 2
+event:  totalConstruct 8 totalDestruct 8
+thread:  totalConstruct 2 totalDestruct 2
+executor:  totalConstruct 2 totalDestruct 2
+linkedListNode:  totalConstruct 15 totalDestruct 15
+linkedList:  totalConstruct 6 totalDestruct 6
diff --git a/test/testThreadAux b/test/testThreadAux
index 901c952..4b74ead 100644
--- a/test/testThreadAux
+++ b/test/testThreadAux
@@ -1 +1 @@
-time per call 41.194820 microseconds
+time per call 37.293004 microseconds
diff --git a/test/testThreadGold b/test/testThreadGold
index 3e1887a..8766374 100644
--- a/test/testThreadGold
+++ b/test/testThreadGold
@@ -1,8 +1,8 @@
 threads
 basic middle
 
-linkedListNode: totalConstruct 17 totalDestruct 10
-linkedList: totalConstruct 6 totalDestruct 4
-event: totalConstruct 8 totalDestruct 8
-thread: totalConstruct 2 totalDestruct 2
-executor: totalConstruct 2 totalDestruct 2
+event:  totalConstruct 8 totalDestruct 8
+thread:  totalConstruct 2 totalDestruct 2
+executor:  totalConstruct 2 totalDestruct 2
+linkedListNode:  totalConstruct 15 totalDestruct 15
+linkedList:  totalConstruct 6 totalDestruct 6
diff --git a/test/testTimeStampAux b/test/testTimeStampAux
index d599870..9ad1063 100644
--- a/test/testTimeStampAux
+++ b/test/testTimeStampAux
@@ -1,5 +1,5 @@
-current 1293395469 853440425 milliSec 1293395469853
-2010.12.26 15:31:09 853440425 nanoSeconds isDst false
+current 1294842528 236065826 milliSec 1294842528236
+2011.01.12 09:28:48 236065826 nanoSeconds isDst false
 fromTime_t
-current 1293395469 0 milliSec 1293395469000
-2010.12.26 15:31:09 0 nanoSeconds isDst false
+current 1294842528 0 milliSec 1294842528000
+2011.01.12 09:28:48 0 nanoSeconds isDst false
diff --git a/test/testTimer b/test/testTimer
index 4740546..9e1d103 100644
--- a/test/testTimer
+++ b/test/testTimer
@@ -1,6 +1,6 @@
-linkedListNode: totalConstruct 20 totalDestruct 12
-linkedList: totalConstruct 5 totalDestruct 3
-event: totalConstruct 15 totalDestruct 15
-thread: totalConstruct 3 totalDestruct 3
-timerNode: totalConstruct 6 totalDestruct 6
-timer: totalConstruct 3 totalDestruct 3
+event:  totalConstruct 15 totalDestruct 15
+thread:  totalConstruct 3 totalDestruct 3
+timerNode:  totalConstruct 6 totalDestruct 6
+timer:  totalConstruct 3 totalDestruct 3
+linkedListNode:  totalConstruct 18 totalDestruct 18
+linkedList:  totalConstruct 5 totalDestruct 5
diff --git a/test/testTimerAux b/test/testTimerAux
index 2fb8c73..32afac2 100644
--- a/test/testTimerAux
+++ b/test/testTimerAux
@@ -1,6 +1,6 @@
-one requested 0.400000  diff 0.400393 seconds
-two requested 0.200000  diff 0.200411 seconds
-one requested 0.200000  diff 0.200244 seconds
-two requested 0.400000  diff 0.400291 seconds
-one requested 0.000000  diff 0.000131 seconds
-two requested 0.000000  diff 0.000155 seconds
+one requested 0.400000  diff 0.400196 seconds
+two requested 0.200000  diff 0.200182 seconds
+one requested 0.200000  diff 0.200248 seconds
+two requested 0.400000  diff 0.400307 seconds
+one requested 0.000000  diff 0.000033 seconds
+two requested 0.000000  diff 0.000049 seconds
diff --git a/test/testTimerGold b/test/testTimerGold
index 4740546..9e1d103 100644
--- a/test/testTimerGold
+++ b/test/testTimerGold
@@ -1,6 +1,6 @@
-linkedListNode: totalConstruct 20 totalDestruct 12
-linkedList: totalConstruct 5 totalDestruct 3
-event: totalConstruct 15 totalDestruct 15
-thread: totalConstruct 3 totalDestruct 3
-timerNode: totalConstruct 6 totalDestruct 6
-timer: totalConstruct 3 totalDestruct 3
+event:  totalConstruct 15 totalDestruct 15
+thread:  totalConstruct 3 totalDestruct 3
+timerNode:  totalConstruct 6 totalDestruct 6
+timer:  totalConstruct 3 totalDestruct 3
+linkedListNode:  totalConstruct 18 totalDestruct 18
+linkedList:  totalConstruct 5 totalDestruct 5
diff --git a/testApp/misc/testBitSet.cpp b/testApp/misc/testBitSet.cpp
index 82c3067..a5a2fb3 100644
--- a/testApp/misc/testBitSet.cpp
+++ b/testApp/misc/testBitSet.cpp
@@ -141,9 +141,15 @@ void testOperators() {
 
 int main(int argc,char *argv[])
 {
+    char *fileName = 0;
+    if(argc>1) fileName = argv[1];
+    FILE * fd = stdout;
+    if(fileName!=0 && fileName[0]!=0) {
+        fd = fopen(fileName,"w+");
+    }
     testGetSetClearFlip();
     testOperators();
-    //getShowConstructDestruct()->constuctDestructTotals(stdout);
+    getShowConstructDestruct()->showDeleteStaticExit(fd);
     return(0);
 }
 
diff --git a/testApp/misc/testLinkedList.cpp b/testApp/misc/testLinkedList.cpp
index 0ab3ffc..1e39614 100644
--- a/testApp/misc/testLinkedList.cpp
+++ b/testApp/misc/testLinkedList.cpp
@@ -349,6 +349,7 @@ static void testTimeLocked(FILE *auxFd) {
     assert(basicList->isEmpty());
     delete basicList;
     for(int i=0; i<numNodes; i++) delete basics[i];
+    delete mutex;
 }
 
 typedef std::list<Basic *> stdList;
@@ -421,6 +422,7 @@ static void testStdListTimeLocked(FILE *auxFd) {
     diff = diff/(numNodes*2); // convert to per addTail/removeHead
     fprintf(auxFd,"time per addTail/removeHead %f microseconds\n",diff);
     for(int i=0; i<numNodes; i++) delete basics[i];
+    delete mutex;
 }
 
 int main(int argc, char *argv[]) {
@@ -446,7 +448,7 @@ int main(int argc, char *argv[]) {
     testTimeLocked(auxFd);
     testStdListTime(auxFd);
     testStdListTimeLocked(auxFd);
-    getShowConstructDestruct()->constuctDestructTotals(fd);
+    getShowConstructDestruct()->showDeleteStaticExit(fd);
     return (0);
 }
  
diff --git a/testApp/misc/testMessageQueue.cpp b/testApp/misc/testMessageQueue.cpp
index 04c29cb..5e0e3bd 100644
--- a/testApp/misc/testMessageQueue.cpp
+++ b/testApp/misc/testMessageQueue.cpp
@@ -52,7 +52,7 @@ static void testBasic(FILE * fd,FILE *auxfd ) {
     assert(result==false);
     messageNode = queue->get();
     assert(messageNode!=0);
-    fprintf(auxfd,"message %s messageType %s\n",
+    fprintf(fd,"message %s messageType %s\n",
         messageNode->getMessage().c_str(),
         messageTypeName[messageNode->getMessageType()].c_str());
     assert(messageNode->getMessage().compare(messages[0])==0);
@@ -63,7 +63,7 @@ static void testBasic(FILE * fd,FILE *auxfd ) {
     queue->release();
     messageNode = queue->get();
     assert(messageNode!=0);
-    fprintf(auxfd,"message %s messageType %s\n",
+    fprintf(fd,"message %s messageType %s\n",
         messageNode->getMessage().c_str(),
         messageTypeName[messageNode->getMessageType()].c_str());
     assert(messageNode->getMessage().compare(messages[3])==0);
@@ -86,7 +86,7 @@ int main(int argc, char *argv[]) {
         auxfd = fopen(auxFileName,"w+");
     }
     testBasic(fd,auxfd);
-    getShowConstructDestruct()->constuctDestructTotals(fd);
+    getShowConstructDestruct()->showDeleteStaticExit(fd);
     return (0);
 }
  
diff --git a/testApp/misc/testQueue.cpp b/testApp/misc/testQueue.cpp
index da2402b..c519877 100644
--- a/testApp/misc/testQueue.cpp
+++ b/testApp/misc/testQueue.cpp
@@ -155,7 +155,7 @@ int main(int argc, char *argv[]) {
         auxfd = fopen(auxFileName,"w+");
     }
     testBasic(fd,auxfd);
-    getShowConstructDestruct()->constuctDestructTotals(fd);
+    getShowConstructDestruct()->showDeleteStaticExit(fd);
     return (0);
 }
  
diff --git a/testApp/misc/testThread.cpp b/testApp/misc/testThread.cpp
index 35e5b15..5c37290 100644
--- a/testApp/misc/testThread.cpp
+++ b/testApp/misc/testThread.cpp
@@ -115,6 +115,6 @@ int main(int argc, char *argv[]) {
     }
     testBasic(fd);
     testThreadContext(fd,auxFd);
-    getShowConstructDestruct()->constuctDestructTotals(fd);
+    getShowConstructDestruct()->showDeleteStaticExit(fd);
     return (0);
 }
diff --git a/testApp/misc/testTimer.cpp b/testApp/misc/testTimer.cpp
index 062e15c..8e69e02 100644
--- a/testApp/misc/testTimer.cpp
+++ b/testApp/misc/testTimer.cpp
@@ -112,6 +112,6 @@ int main(int argc, char *argv[]) {
     oneDelay = .0;
     twoDelay = .0;
     testBasic(fd,auxfd);
-    getShowConstructDestruct()->constuctDestructTotals(fd);
+    getShowConstructDestruct()->showDeleteStaticExit(fd);
     return (0);
 }
diff --git a/testApp/property/testProperty.cpp b/testApp/property/testProperty.cpp
index 3fd81f9..b34032c 100644
--- a/testApp/property/testProperty.cpp
+++ b/testApp/property/testProperty.cpp
@@ -243,7 +243,7 @@ int main(int argc,char *argv[])
     testDisplay(fd,auxfd);
     testEnumerated(fd,auxfd);
     deleteRecords(fd,auxfd);
-    getShowConstructDestruct()->constuctDestructTotals(fd);
+    getShowConstructDestruct()->showDeleteStaticExit(fd);
     return(0);
 }
 
diff --git a/testApp/pv/testIntrospect.cpp b/testApp/pv/testIntrospect.cpp
index 494e3d2..f43d884 100644
--- a/testApp/pv/testIntrospect.cpp
+++ b/testApp/pv/testIntrospect.cpp
@@ -110,7 +110,7 @@ static void testSimpleStructure(FILE * fd) {
 
 static StructureConstPtr createPowerSupply() {
     String properties("alarm");
-    FieldConstPtr powerSupply[3];
+   FieldConstPtrArray powerSupply = new FieldConstPtr[3];
     powerSupply[0] = standardField->scalar(
         String("voltage"),pvDouble,properties);
     powerSupply[1] = standardField->scalar(
@@ -129,9 +129,7 @@ static void testStructureArray(FILE * fd) {
     builder.clear();
     top->toString(&builder);
     fprintf(fd,"%s\n",builder.c_str());
-    // create tempory PVField so that memory can be released
-    PVField *pvField = pvDataCreate->createPVField(0,top);
-    delete pvField;
+    top->decReferenceCount();
 }
 
 int main(int argc,char *argv[])
@@ -149,7 +147,7 @@ int main(int argc,char *argv[])
     testScalarArray(fd);
     testSimpleStructure(fd);
     testStructureArray(fd);
-    getShowConstructDestruct()->constuctDestructTotals(fd);
+    getShowConstructDestruct()->showDeleteStaticExit(fd);
     return(0);
 }
 
diff --git a/testApp/pv/testPVAuxInfo.cpp b/testApp/pv/testPVAuxInfo.cpp
index 0fbb678..2456800 100644
--- a/testApp/pv/testPVAuxInfo.cpp
+++ b/testApp/pv/testPVAuxInfo.cpp
@@ -92,7 +92,7 @@ int main(int argc,char *argv[])
     standardPVField = getStandardPVField();
     convert = getConvert();
     testPVAuxInfo(fd);
-    getShowConstructDestruct()->constuctDestructTotals(fd);
+    getShowConstructDestruct()->showDeleteStaticExit(fd);
     return(0);
 }
 
diff --git a/testApp/pv/testPVData.cpp b/testApp/pv/testPVData.cpp
index 5349b3b..744cae8 100644
--- a/testApp/pv/testPVData.cpp
+++ b/testApp/pv/testPVData.cpp
@@ -282,7 +282,7 @@ int main(int argc,char *argv[])
     testAppend(fd);
     testPVScalar(fd);
     testScalarArray(fd);
-    getShowConstructDestruct()->constuctDestructTotals(fd);
+    getShowConstructDestruct()->showDeleteStaticExit(fd);
     return(0);
 }
 
diff --git a/testApp/pv/testPVStructureArray.cpp b/testApp/pv/testPVStructureArray.cpp
index 5f64c77..e60c864 100644
--- a/testApp/pv/testPVStructureArray.cpp
+++ b/testApp/pv/testPVStructureArray.cpp
@@ -31,7 +31,7 @@ static String buffer("");
 
 StructureConstPtr getPowerSupplyStructure() {
     String properties("alarm");
-    FieldConstPtr powerSupply[3];
+    FieldConstPtrArray powerSupply = new FieldConstPtr[3];
     powerSupply[0] = standardField->scalar(
         String("voltage"),pvDouble,properties);
     powerSupply[1] = standardField->scalar(
@@ -49,16 +49,22 @@ void testPowerSupplyArray(FILE * fd) {
     PVStructureArray * powerSupplyArray =
         powerSupplyArrayStruct->getStructureArrayField(String("value"));
     assert(powerSupplyArray!=0);
-    PVStructure *structureArray[3];
+    PVStructurePtrArray structureArray = new PVStructurePtr[3];
     StructureConstPtr structure =
         powerSupplyArray->getStructureArray()->getStructure();
+    structure->incReferenceCount();
     structureArray[0] = pvDataCreate->createPVStructure(0,structure);
+    structure->incReferenceCount();
     structureArray[1] = pvDataCreate->createPVStructure(0,structure);
+    structure->incReferenceCount();
     structureArray[2] = pvDataCreate->createPVStructure(0,structure);
     powerSupplyArray->put(0,3,structureArray,0);
     buffer.clear();
     powerSupplyArrayStruct->toString(&buffer);
     fprintf(fd,"%s\n",buffer.c_str());
+    buffer.clear();
+    powerSupplyArrayStruct->getField()->dumpReferenceCount(&buffer,0);
+    fprintf(fd," reference counts %s\n",buffer.c_str());
     delete powerSupplyArrayStruct;
 }
 
@@ -75,7 +81,7 @@ int main(int argc,char *argv[])
     standardField = getStandardField();
     standardPVField = getStandardPVField();
     testPowerSupplyArray(fd);
-    getShowConstructDestruct()->constuctDestructTotals(fd);
+    getShowConstructDestruct()->showDeleteStaticExit(fd);
     return(0);
 }