more Channel defaults

src/client/pv/pvAccess.h

@@ -856,7 +856,7 @@ public:
     /**
      * Poll the connection state in more detail
      **/
-    virtual ConnectionState getConnectionState() = 0;
+    virtual ConnectionState getConnectionState();
 
     /**
      * The name passed to ChannelProvider::createChannel()
@@ -871,7 +871,7 @@ public:
     /**
      * Poll connection state
      */
-    virtual bool isConnected() { return getConnectionState()==CONNECTED; }
+    virtual bool isConnected();
 
     /**
      * Initiate a request to retrieve a description of the structure of this Channel.
@@ -883,7 +883,7 @@ public:
      * @param Requester The Requester.
      * @param subField Empty string, or the field name of a sub-structure.
      */
-    virtual void getField(GetFieldRequester::shared_pointer const & requester,std::string const & subField) = 0;
+    virtual void getField(GetFieldRequester::shared_pointer const & requester,std::string const & subField);
 
     /**
      * Not useful...
@@ -891,7 +891,7 @@ public:
      * @param pvField The field for which access rights is desired.
      * @return The access rights.
      */
-    virtual AccessRights getAccessRights(epics::pvData::PVField::shared_pointer const & pvField) = 0;
+    virtual AccessRights getAccessRights(epics::pvData::PVField::shared_pointer const & pvField);
 
     /**
      * Initiate a request for a Process action.

src/client/pvAccess.cpp

@@ -35,6 +35,21 @@ void Channel::message(std::string const & message, epics::pvData::MessageType me
     }
 }
 
+Channel::ConnectionState Channel::getConnectionState() { return CONNECTED; }
+
+bool Channel::isConnected() { return getConnectionState()==CONNECTED; }
+
+void Channel::getField(GetFieldRequester::shared_pointer const & requester,std::string const & subField)
+{
+    requester->getDone(pvd::Status(pvd::Status::STATUSTYPE_FATAL, "Not Implemented")
+                       ,pvd::FieldConstPtr());
+}
+
+AccessRights Channel::getAccessRights(epics::pvData::PVField::shared_pointer const & pvField)
+{
+    return readWrite;
+}
+
 ChannelProcess::shared_pointer Channel::createChannelProcess(
         ChannelProcessRequester::shared_pointer const & requester,
         epics::pvData::PVStructure::shared_pointer const & pvRequest)