1603 lines
48 KiB
C++
1603 lines
48 KiB
C++
#include <iostream>
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#include <pv/clientFactory.h>
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#include <pv/pvAccess.h>
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#include <stdio.h>
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#include <epicsStdlib.h>
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#include <epicsGetopt.h>
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#include <epicsThread.h>
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#include <pv/logger.h>
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#include <pv/lock.h>
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#include <vector>
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#include <string>
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#include <ostream>
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#include <sstream>
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#include <iomanip>
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#include <map>
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#include <pv/event.h>
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#include <epicsExit.h>
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#include "pvutils.cpp"
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using namespace std;
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using namespace std::tr1;
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using namespace epics::pvData;
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using namespace epics::pvAccess;
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enum PrintMode { ValueOnlyMode, StructureMode, TerseMode };
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PrintMode mode = ValueOnlyMode;
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char fieldSeparator = ' ';
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bool columnMajor = false;
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void formatNTAny(std::ostream& o, PVStructurePtr const & pvStruct)
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{
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PVFieldPtr value = pvStruct->getSubField("value");
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if (value.get() == 0)
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{
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std::cerr << "no 'value' field in NTAny" << std::endl;
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return;
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}
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o << *value;
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}
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void formatNTScalar(std::ostream& o, PVStructurePtr const & pvStruct)
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{
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PVScalarPtr value = dynamic_pointer_cast<PVScalar>(pvStruct->getSubField("value"));
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if (value.get() == 0)
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{
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std::cerr << "no scalar_t 'value' field in NTScalar" << std::endl;
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return;
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}
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o << *value;
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}
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std::ostream& formatVector(std::ostream& o,
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String label,
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PVScalarArrayPtr const & pvScalarArray,
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bool transpose)
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{
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size_t len = pvScalarArray->getLength();
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if (!transpose)
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{
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if (!label.empty())
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o << label << std::endl;
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for (size_t i = 0; i < len; i++)
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pvScalarArray->dumpValue(o, i) << std::endl;
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}
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else
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{
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bool first = true;
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if (!label.empty())
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{
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o << label;
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first = false;
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}
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for (size_t i = 0; i < len; i++) {
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if (first)
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first = false;
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else
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o << fieldSeparator;
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pvScalarArray->dumpValue(o, i);
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}
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}
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return o;
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}
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/*
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std::ostream& formatScalarArray(std::ostream& o, PVScalarArrayPtr const & pvScalarArray)
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{
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size_t len = pvScalarArray->getLength();
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if (len == 0)
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{
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// TODO do we really want this
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o << "(empty)" << std::endl;
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}
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else
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{
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for (size_t i = 0; i < len; i++)
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pvScalarArray->dumpValue(o, i) << std::endl;
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}
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return o;
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}
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*/
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void formatNTScalarArray(std::ostream& o, PVStructurePtr const & pvStruct)
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{
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PVScalarArrayPtr value = dynamic_pointer_cast<PVScalarArray>(pvStruct->getSubField("value"));
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if (value.get() == 0)
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{
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std::cerr << "no scalar_t[] 'value' field in NTScalarArray" << std::endl;
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return;
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}
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//o << *value;
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//formatScalarArray(o, value);
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formatVector(o, "", value, mode == TerseMode);
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}
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size_t getLongestString(vector<String> const & array)
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{
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size_t max = 0;
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size_t len = array.size();
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for (size_t i = 0; i < len; i++)
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{
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size_t l = array[i].size();
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if (l > max) max = l;
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}
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return max;
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}
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size_t getLongestString(PVScalarArrayPtr const & array)
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{
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size_t max = 0;
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string empty;
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ostringstream oss;
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size_t len = array->getLength();
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for (size_t i = 0; i < len; i++)
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{
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oss.str(empty);
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array->dumpValue(oss, i);
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size_t l = oss.tellp();
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if (l > max) max = l;
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}
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return max;
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}
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// labels are optional
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// if provided labels.size() must equals columnData.size()
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void formatTable(std::ostream& o,
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vector<String> const & labels,
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vector<PVScalarArrayPtr> const & columnData,
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bool transpose)
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{
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// array with maximum number of elements
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size_t maxValues = 0;
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// value with longest string form
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size_t maxColumnLength = labels.size() ? getLongestString(labels) : 0;
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//
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// get maxValue and maxColumnLength
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//
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size_t numColumns = columnData.size();
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for (size_t i = 0; i < numColumns; i++)
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{
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PVScalarArrayPtr array = columnData[i];
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if (array.get())
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{
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size_t arrayLength = array->getLength();
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if (maxValues < arrayLength) maxValues = arrayLength;
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size_t colLen = getLongestString(array);
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if (colLen > maxColumnLength) maxColumnLength = colLen;
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}
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}
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// add some space
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size_t padding = 2;
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maxColumnLength += padding;
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if (!transpose)
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{
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//
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// <column0>, <column1>, ...
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// values values ...
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//
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// first print labels
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if (labels.size())
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{
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for (size_t i = 0; i < numColumns; i++)
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{
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o << std::setw(maxColumnLength) << std::right << labels[i];
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}
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o << std::endl;
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}
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// then values
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for (size_t r = 0; r < maxValues; r++)
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{
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for (size_t i = 0; i < numColumns; i++)
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{
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o << std::setw(maxColumnLength) << std::right;
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PVScalarArrayPtr array = columnData[i];
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if (array.get() && r < array->getLength())
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array->dumpValue(o, r);
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else
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o << "";
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}
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o << std::endl;
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}
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}
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else
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{
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//
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// <column0> values...
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// <column1> values...
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// ...
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//
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for (size_t i = 0; i < numColumns; i++)
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{
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if (labels.size())
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o << std::setw(maxColumnLength) << std::left << labels[i];
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for (size_t r = 0; r < maxValues; r++)
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{
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o << std::setw(maxColumnLength) << std::right;
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PVScalarArrayPtr array = columnData[i];
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if (array.get() && r < array->getLength())
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array->dumpValue(o, r);
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else
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o << "";
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}
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o << std::endl;
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}
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}
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}
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void formatNTTable(std::ostream& o, PVStructurePtr const & pvStruct)
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{
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PVStringArrayPtr labels = dynamic_pointer_cast<PVStringArray>(pvStruct->getScalarArrayField("labels", pvString));
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if (labels.get() == 0)
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{
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std::cerr << "no string[] 'labels' field in NTTable" << std::endl;
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return;
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}
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PVStructurePtr value = pvStruct->getStructureField("value");
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if (value.get() == 0)
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{
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std::cerr << "no 'value' structure in NTTable" << std::endl;
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return;
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}
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vector<PVScalarArrayPtr> columnData;
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PVFieldPtrArray fields = value->getPVFields();
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size_t numColumns = fields.size();
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if (labels->getLength() != numColumns)
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{
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std::cerr << "malformed NTTable, length of 'labels' array does not equal to a number of 'value' structure subfields" << std::endl;
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return;
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}
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for (size_t i = 0; i < numColumns; i++)
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{
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PVScalarArrayPtr array = dynamic_pointer_cast<PVScalarArray>(fields[i]);
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if (array.get() == 0)
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{
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std::cerr << "malformed NTTable, " << (i+1) << ". field is not scalar_t[]" << std::endl;
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return;
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}
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columnData.push_back(array);
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}
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// get labels
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StringArrayData labelsData;
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labels->get(0, numColumns, labelsData);
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formatTable(o, labelsData.data, columnData, mode == TerseMode);
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}
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void formatNTMatrix(std::ostream& o, PVStructurePtr const & pvStruct)
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{
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PVDoubleArrayPtr value = dynamic_pointer_cast<PVDoubleArray>(pvStruct->getScalarArrayField("value", pvDouble));
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if (value.get() == 0)
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{
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std::cerr << "no double[] 'value' field in NTMatrix" << std::endl;
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return;
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}
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int32 rows, cols;
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PVIntArrayPtr dim = dynamic_pointer_cast<PVIntArray>(pvStruct->getScalarArrayField("dim", pvInt));
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if (dim.get() != 0)
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{
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// dim[] = { rows, columns }
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size_t dims = dim->getLength();
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if (dims != 1 && dims != 2)
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{
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std::cerr << "malformed NTMatrix, dim[] must contain 1 or 2 elements instead of " << dims << std::endl;
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return;
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}
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IntArrayData data;
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dim->get(0, dims, data);
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rows = data.data[0];
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cols = (dims == 2) ? data.data[1] : 1;
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if (rows <= 0 || cols <= 0)
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{
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std::cerr << "malformed NTMatrix, dim[] must contain elements > 0" << std::endl;
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return;
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}
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}
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else
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{
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// column vector
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rows = value->getLength();
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cols = 1;
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}
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o << std::left;
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size_t len = static_cast<size_t>(rows*cols);
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if (len != value->getLength())
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{
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std::cerr << "malformed NTMatrix, values[] must contain " << len << " elements instead of " << value->getLength() << std::endl;
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return;
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}
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// add some space
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size_t padding = 2;
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size_t maxColumnLength = getLongestString(value) + padding;
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// TerseMode as Transpose
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if (mode != TerseMode)
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{
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//
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// el1 el2 el3
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// el4 el5 el6
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//
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size_t ix = 0;
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for (int32 r = 0; r < rows; r++)
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{
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for (int32 c = 0; c < cols; c++)
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{
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o << std::setw(maxColumnLength) << std::right;
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if (columnMajor)
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value->dumpValue(o, r + c * rows);
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else
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value->dumpValue(o, ix++);
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}
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o << std::endl;
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}
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}
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else
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{
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//
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// el1 el4
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// el2 el5
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// el3 el6
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//
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size_t ix = 0;
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for (int32 c = 0; c < cols; c++)
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{
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for (int32 r = 0; r < rows; r++)
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{
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o << std::setw(maxColumnLength) << std::right;
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if (columnMajor)
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value->dumpValue(o, ix++);
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else
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value->dumpValue(o, r * cols + c);
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}
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o << std::endl;
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}
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}
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}
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void formatNTNameValue(std::ostream& o, PVStructurePtr const & pvStruct)
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{
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PVStringArrayPtr name = dynamic_pointer_cast<PVStringArray>(pvStruct->getScalarArrayField("name", pvString));
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if (name.get() == 0)
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{
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std::cerr << "no string[] 'name' field in NTNameValue" << std::endl;
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return;
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}
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PVFieldPtr value = pvStruct->getSubField("value");
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if (value.get() == 0)
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{
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std::cerr << "no 'value' field in NTNameValue" << std::endl;
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return;
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}
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PVScalarArrayPtr array = dynamic_pointer_cast<PVScalarArray>(value);
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if (array.get() == 0)
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{
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std::cerr << "malformed NTNameValue, 'value' field is not scalar_t[]" << std::endl;
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return;
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}
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if (name->getLength() != array->getLength())
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{
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std::cerr << "malformed NTNameValue, length of 'name' and 'value' array does not equal" << std::endl;
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return;
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}
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size_t numColumns = name->getLength();
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// get names
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StringArrayData nameData;
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name->get(0, name->getLength(), nameData);
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// get max column size
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size_t maxColumnLength = getLongestString(nameData.data);
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size_t valueLen = getLongestString(array);
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if (valueLen > maxColumnLength) maxColumnLength = valueLen;
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// add some space
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size_t padding = 2;
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maxColumnLength += padding;
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bool transpose = (mode == TerseMode);
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if (transpose)
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{
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//
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// <name0>, <name1>, ...
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// value values ...
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//
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// first print names
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for (size_t i = 0; i < numColumns; i++)
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{
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o << std::setw(maxColumnLength) << std::right << nameData.data[i];
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}
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o << std::endl;
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// then values
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for (size_t i = 0; i < numColumns; i++)
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{
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o << std::setw(maxColumnLength) << std::right;
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array->dumpValue(o, i);
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}
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o << std::endl;
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}
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else
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{
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//
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// <name0> values...
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// <name1> values...
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// ...
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//
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for (size_t i = 0; i < numColumns; i++)
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{
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o << std::setw(maxColumnLength) << std::left << nameData.data[i];
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o << std::setw(maxColumnLength) << std::right;
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array->dumpValue(o, i);
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o << std::endl;
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}
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}
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}
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void formatNTURI(std::ostream& o, PVStructurePtr const & pvStruct)
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{
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PVStringPtr scheme = dynamic_pointer_cast<PVString>(pvStruct->getStringField("scheme"));
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if (scheme.get() == 0)
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{
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std::cerr << "no string 'scheme' field in NTURI" << std::endl;
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}
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PVStringPtr authority = dynamic_pointer_cast<PVString>(pvStruct->getSubField("authority"));
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PVStringPtr path = dynamic_pointer_cast<PVString>(pvStruct->getStringField("path"));
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if (path.get() == 0)
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{
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std::cerr << "no string 'path' field in NTURI" << std::endl;
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return;
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}
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PVStructurePtr query = dynamic_pointer_cast<PVStructure>(pvStruct->getSubField("query"));
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o << scheme->get() << "://";
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if (authority.get()) o << authority->get();
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o << '/' << path->get();
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// query
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if (query.get())
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{
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PVFieldPtrArray fields = query->getPVFields();
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size_t numColumns = fields.size();
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if (numColumns > 0)
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{
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o << '?';
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for (size_t i = 0; i < numColumns; i++)
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{
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if (i)
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o << '&';
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// TODO encode value!!!
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o << fields[i]->getFieldName() << '=' << *(fields[i].get());
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}
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}
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}
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o << std::endl;
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}
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void formatNTImage(std::ostream& /*o*/, PVStructurePtr const & pvStruct)
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{
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PVIntPtr colorMode = pvStruct->getIntField("colorMode");
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if (colorMode.get() == 0)
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{
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std::cerr << "no int 'colorMode' field in NTImage" << std::endl;
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return;
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}
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int32 cm = colorMode->get();
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if (cm != 0 && cm != 1 && cm != 2)
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{
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std::cerr << "unsupported image 'colorMode', only {0,1,2} modes are supported" << std::endl;
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return;
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}
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PVScalarArrayPtr value = dynamic_pointer_cast<PVScalarArray>(pvStruct->getSubField("value"));
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if (value.get() == 0)
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{
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std::cerr << "no scalar array 'value' field in NTImage" << std::endl;
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return;
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}
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int32 rows, cols;
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PVIntArrayPtr dim = dynamic_pointer_cast<PVIntArray>(pvStruct->getScalarArrayField("dim", pvInt));
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if (dim.get() == 0)
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{
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std::cerr << "no int[] 'dim' field in NTImage" << std::endl;
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return;
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}
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// dim[] = { rows, columns } or
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// dim[] = { 3, rows, columns }
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IntArrayData data;
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size_t dims = dim->getLength();
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dim->get(0, dims, data);
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size_t imageSize;
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if ((cm == 0 || cm == 1) && dims == 2)
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{
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cols = data.data[0];
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|
rows = data.data[1];
|
|
imageSize = cols * rows;
|
|
}
|
|
else if (cm == 2 && dims == 3)
|
|
{
|
|
cols = data.data[1];
|
|
rows = data.data[2];
|
|
imageSize = cols * rows * 3;
|
|
}
|
|
else
|
|
{
|
|
std::cerr << "malformed NTImage, dim[] is invalid for specified color mode" << std::endl;
|
|
return;
|
|
}
|
|
|
|
if (rows <= 0 || cols <= 0)
|
|
{
|
|
std::cerr << "malformed NTImage, dim[] must contain elements > 0" << std::endl;
|
|
return;
|
|
}
|
|
|
|
PVByteArrayPtr array = dynamic_pointer_cast<PVByteArray>(value);
|
|
if (array.get() == 0)
|
|
{
|
|
std::cerr << "currently only byte[] value field is supported" << std::endl;
|
|
return;
|
|
}
|
|
|
|
if (array->getLength() != imageSize)
|
|
{
|
|
std::cerr << "byte[] length does not match expected image size (" <<
|
|
array->getLength() << " != " << imageSize << ")" << std::endl;
|
|
return;
|
|
}
|
|
|
|
ByteArrayData img;
|
|
array->get(0, array->getLength(), img);
|
|
/*
|
|
size_t len = static_cast<size_t>(rows*cols);
|
|
for (size_t i = 0; i < len; i++)
|
|
o << img.data[i];
|
|
*/
|
|
//eget -s testImage | gnuplot -e "set size ratio -1; set palette grey; set cbrange [0:255]; plot '-' binary array=(512,384) flipy format='%uchar' with image"
|
|
|
|
FILE* gnuplotPipe = popen ("gnuplot -p", "w");
|
|
|
|
const char *prologue = getenv("EGET_GNUPLOT_PROLOGUE");
|
|
if (prologue)
|
|
fprintf(gnuplotPipe, "%s\n", prologue);
|
|
|
|
fprintf(gnuplotPipe, "set format \"\"\n");
|
|
fprintf(gnuplotPipe, "unset key\n");
|
|
fprintf(gnuplotPipe, "unset border\n");
|
|
fprintf(gnuplotPipe, "unset colorbox\n");
|
|
fprintf(gnuplotPipe, "unset xtics\n");
|
|
fprintf(gnuplotPipe, "unset ytics\n");
|
|
|
|
fprintf(gnuplotPipe, "set size ratio 1\n");
|
|
fprintf(gnuplotPipe, "set xrange [0:%u]\n", cols-1);
|
|
fprintf(gnuplotPipe, "set yrange [0:%u]\n", rows-1);
|
|
|
|
if (cm == 2)
|
|
{
|
|
// RGB
|
|
|
|
fprintf(gnuplotPipe, "plot '-' binary array=(%u,%u) flipy format='%%uchar' with rgbimage\n", cols, rows);
|
|
|
|
for (size_t i = 0; i < imageSize; i++)
|
|
fprintf(gnuplotPipe, "%c", img.data[i]);
|
|
}
|
|
else
|
|
{
|
|
// grayscale
|
|
|
|
fprintf(gnuplotPipe, "set palette grey\n");
|
|
fprintf(gnuplotPipe, "set cbrange [0:255]\n");
|
|
|
|
fprintf(gnuplotPipe, "plot '-' binary array=(%u,%u) flipy format='%%uchar' with image\n", cols, rows);
|
|
|
|
for (size_t i = 0; i < imageSize; i++)
|
|
fprintf(gnuplotPipe, "%c", img.data[i]);
|
|
}
|
|
|
|
fflush(gnuplotPipe);
|
|
pclose(gnuplotPipe);
|
|
|
|
}
|
|
|
|
typedef void(*NTFormatterFunc)(std::ostream& o, PVStructurePtr const & pvStruct);
|
|
typedef map<String, NTFormatterFunc> NTFormatterLUTMap;
|
|
NTFormatterLUTMap ntFormatterLUT;
|
|
|
|
void initializeNTFormatterLUT()
|
|
{
|
|
ntFormatterLUT["uri:ev4:nt/2012/pwd:NTScalar"] = formatNTScalar;
|
|
ntFormatterLUT["uri:ev4:nt/2012/pwd:NTScalarArray"] = formatNTScalarArray;
|
|
ntFormatterLUT["uri:ev4:nt/2012/pwd:NTTable"] = formatNTTable;
|
|
ntFormatterLUT["uri:ev4:nt/2012/pwd:NTMatrix"] = formatNTMatrix;
|
|
ntFormatterLUT["uri:ev4:nt/2012/pwd:NTAny"] = formatNTAny;
|
|
ntFormatterLUT["uri:ev4:nt/2012/pwd:NTNameValue"] = formatNTNameValue;
|
|
ntFormatterLUT["uri:ev4:nt/2012/pwd:NTURI"] = formatNTURI;
|
|
ntFormatterLUT["uri:ev4:nt/2012/pwd:NTImage"] = formatNTImage;
|
|
}
|
|
|
|
void formatNT(std::ostream& o, PVFieldPtr const & pv)
|
|
{
|
|
static bool lutInitialized = false;
|
|
if (!lutInitialized)
|
|
{
|
|
initializeNTFormatterLUT();
|
|
lutInitialized = true;
|
|
}
|
|
|
|
if (pv.get() == 0)
|
|
{
|
|
o << "(null)" << std::endl;
|
|
return;
|
|
}
|
|
|
|
Type type = pv->getField()->getType();
|
|
if (type==structure)
|
|
{
|
|
PVStructurePtr pvStruct = static_pointer_cast<PVStructure>(pv);
|
|
{
|
|
String id = pvStruct->getField()->getID();
|
|
|
|
NTFormatterLUTMap::const_iterator formatter = ntFormatterLUT.find(id);
|
|
if (formatter != ntFormatterLUT.end())
|
|
{
|
|
(formatter->second)(o, pvStruct);
|
|
}
|
|
else
|
|
{
|
|
std::cerr << "unsupported normative type" << std::endl;
|
|
o << *(pv.get()) << std::endl;
|
|
}
|
|
|
|
return;
|
|
}
|
|
}
|
|
|
|
// no ID, just dump
|
|
o << *(pv.get()) << std::endl;
|
|
}
|
|
|
|
|
|
|
|
void printValue(String const & channelName, PVStructure::shared_pointer const & pv)
|
|
{
|
|
if (mode == ValueOnlyMode)
|
|
{
|
|
PVField::shared_pointer value = pv->getSubField("value");
|
|
if (value.get() == 0)
|
|
{
|
|
std::cerr << "no 'value' field" << std::endl;
|
|
std::cout << channelName << std::endl << *(pv.get()) << std::endl << std::endl;
|
|
}
|
|
else
|
|
{
|
|
Type valueType = value->getField()->getType();
|
|
if (valueType == scalar)
|
|
std::cout << *(value.get()) << std::endl;
|
|
else if (valueType == scalarArray)
|
|
{
|
|
//formatScalarArray(std::cout, dynamic_pointer_cast<PVScalarArray>(value));
|
|
formatVector(std::cout, "", dynamic_pointer_cast<PVScalarArray>(value), false);
|
|
}
|
|
else
|
|
{
|
|
// switch to structure mode
|
|
std::cout << channelName << std::endl << *(pv.get()) << std::endl << std::endl;
|
|
}
|
|
}
|
|
}
|
|
else if (mode == TerseMode)
|
|
terseStructure(std::cout, pv) << std::endl;
|
|
else
|
|
std::cout << channelName << std::endl << *(pv.get()) << std::endl << std::endl;
|
|
}
|
|
|
|
// only in ValueOnlyMode
|
|
void printValues(vector<string> const & names, vector<PVStructure::shared_pointer> const & values)
|
|
{
|
|
size_t len = values.size();
|
|
|
|
vector<PVScalar::shared_pointer> scalars;
|
|
vector<PVScalarArray::shared_pointer> scalarArrays;
|
|
|
|
for (size_t i = 0; i < len; i++)
|
|
{
|
|
PVField::shared_pointer value = values[i]->getSubField("value");
|
|
if (value.get() != 0)
|
|
{
|
|
Type type = value->getField()->getType();
|
|
if (type == scalarArray)
|
|
scalarArrays.push_back(dynamic_pointer_cast<PVScalarArray>(value));
|
|
else if (type == scalar)
|
|
{
|
|
scalars.push_back(dynamic_pointer_cast<PVScalar>(value));
|
|
|
|
// TODO also try to make an PVStringArray out of a scalar
|
|
}
|
|
}
|
|
}
|
|
|
|
if (scalars.size() == len)
|
|
{
|
|
bool first = true;
|
|
for (size_t i = 0; i < len; i++)
|
|
{
|
|
if (first)
|
|
first = false;
|
|
else
|
|
std::cout << fieldSeparator;
|
|
std::cout << *(scalars[i].get());
|
|
}
|
|
std::cout << std::endl;
|
|
}
|
|
else if (scalarArrays.size() == len)
|
|
{
|
|
// TODO labels switch
|
|
formatTable(std::cout, names, scalarArrays, false);
|
|
}
|
|
else
|
|
{
|
|
// classic output
|
|
for (size_t i = 0; i < len; i++)
|
|
printValue(names[i], values[i]);
|
|
}
|
|
}
|
|
|
|
#define DEFAULT_TIMEOUT 3.0
|
|
#define DEFAULT_REQUEST "field(value)"
|
|
|
|
double timeOut = DEFAULT_TIMEOUT;
|
|
string request(DEFAULT_REQUEST);
|
|
|
|
|
|
void usage (void)
|
|
{
|
|
fprintf (stderr, "\nUsage: eget [options] [<PV name>... | -s <service name>]\n\n"
|
|
" -h: Help: Print this message\n"
|
|
"\noptions:\n"
|
|
" -s <service name>: Service API compliant based RPC service name (accepts NTURI request argument)\n"
|
|
" -a <service arg>: Service argument in form 'name[=value]'\n"
|
|
" -r <pv request>: Get request string, specifies what fields to return and options, default is '%s'\n"
|
|
" -w <sec>: Wait time, specifies timeout, default is %f second(s)\n"
|
|
" -q: Pure pvAccess RPC based service (send NTURI.query as request argument)\n"
|
|
" -n: Do not format NT types, dump structure instead.\n"
|
|
" -t: Terse mode / transpose vector, table, matrix.\n"
|
|
" -x: Use column-major order to decode matrix.\n"
|
|
" -d: Enable debug output\n"
|
|
" -F <ofs>: Use <ofs> as an alternate output field separator\n"
|
|
" -c: Wait for clean shutdown and report used instance count (for expert users)"
|
|
"\n\nexamples:\n\n"
|
|
"#! Get the value of the PV corr:li32:53:bdes\n"
|
|
"> eget corr:li32:53:bdes\n"
|
|
"\n"
|
|
"#! Get the table of all correctors from the rdb service\n"
|
|
"> eget -s rdbService -a entity=swissfel:devicenames\n"
|
|
"\n"
|
|
"#! Get the archive history of quad45:bdes;history between 2 times, from the archive service\n"
|
|
"> eget -s archiveService -a entity=quad45:bdes;history -a starttime=2012-02-12T10:04:56 -a endtime=2012-02-01T10:04:56\n"
|
|
"\n"
|
|
, DEFAULT_REQUEST, DEFAULT_TIMEOUT);
|
|
}
|
|
|
|
|
|
class ChannelGetRequesterImpl : public ChannelGetRequester
|
|
{
|
|
private:
|
|
String m_channelName;
|
|
bool m_printValue;
|
|
|
|
ChannelGet::shared_pointer m_channelGet;
|
|
PVStructure::shared_pointer m_pvStructure;
|
|
BitSet::shared_pointer m_bitSet;
|
|
Mutex m_pointerMutex;
|
|
Event m_event;
|
|
|
|
bool m_done;
|
|
|
|
public:
|
|
|
|
ChannelGetRequesterImpl(String channelName, bool printValue) :
|
|
m_channelName(channelName),
|
|
m_printValue(printValue),
|
|
m_done(false)
|
|
{
|
|
}
|
|
|
|
virtual String getRequesterName()
|
|
{
|
|
return "ChannelGetRequesterImpl";
|
|
}
|
|
|
|
virtual void message(String const & message, MessageType messageType)
|
|
{
|
|
std::cerr << "[" << getRequesterName() << "] message(" << message << ", " << getMessageTypeName(messageType) << ")" << std::endl;
|
|
}
|
|
|
|
virtual void channelGetConnect(const epics::pvData::Status& status,ChannelGet::shared_pointer const & channelGet,
|
|
epics::pvData::PVStructure::shared_pointer const & pvStructure,
|
|
epics::pvData::BitSet::shared_pointer const & bitSet)
|
|
{
|
|
if (status.isSuccess())
|
|
{
|
|
// show warning
|
|
if (!status.isOK())
|
|
{
|
|
std::cerr << "[" << m_channelName << "] channel get create: " << status.toString() << std::endl;
|
|
}
|
|
|
|
// assign smart pointers
|
|
{
|
|
Lock lock(m_pointerMutex);
|
|
m_channelGet = channelGet;
|
|
m_pvStructure = pvStructure;
|
|
m_bitSet = bitSet;
|
|
}
|
|
|
|
channelGet->get(true);
|
|
}
|
|
else
|
|
{
|
|
std::cerr << "[" << m_channelName << "] failed to create channel get: " << status.toString() << std::endl;
|
|
m_event.signal();
|
|
}
|
|
}
|
|
|
|
virtual void getDone(const epics::pvData::Status& status)
|
|
{
|
|
if (status.isSuccess())
|
|
{
|
|
// show warning
|
|
if (!status.isOK())
|
|
{
|
|
std::cerr << "[" << m_channelName << "] channel get: " << status.toString() << std::endl;
|
|
}
|
|
|
|
// access smart pointers
|
|
{
|
|
Lock lock(m_pointerMutex);
|
|
{
|
|
m_done = true;
|
|
|
|
if (m_printValue)
|
|
{
|
|
// needed since we access the data
|
|
ScopedLock dataLock(m_channelGet);
|
|
|
|
printValue(m_channelName, m_pvStructure);
|
|
}
|
|
}
|
|
|
|
// this is OK since callee holds also owns it
|
|
m_channelGet.reset();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
std::cerr << "[" << m_channelName << "] failed to get: " << status.toString() << std::endl;
|
|
{
|
|
Lock lock(m_pointerMutex);
|
|
// this is OK since caller holds also owns it
|
|
m_channelGet.reset();
|
|
}
|
|
}
|
|
|
|
m_event.signal();
|
|
}
|
|
|
|
PVStructure::shared_pointer getPVStructure()
|
|
{
|
|
Lock lock(m_pointerMutex);
|
|
return m_pvStructure;
|
|
}
|
|
|
|
bool waitUntilGet(double timeOut)
|
|
{
|
|
bool signaled = m_event.wait(timeOut);
|
|
if (!signaled)
|
|
{
|
|
std::cerr << "[" << m_channelName << "] get timeout" << std::endl;
|
|
return false;
|
|
}
|
|
|
|
Lock lock(m_pointerMutex);
|
|
return m_done;
|
|
}
|
|
};
|
|
|
|
|
|
class ChannelRPCRequesterImpl : public ChannelRPCRequester
|
|
{
|
|
private:
|
|
ChannelRPC::shared_pointer m_channelRPC;
|
|
Mutex m_pointerMutex;
|
|
Event m_event;
|
|
Event m_connectionEvent;
|
|
String m_channelName;
|
|
|
|
PVStructure::shared_pointer m_lastResponse;
|
|
bool m_done;
|
|
|
|
public:
|
|
|
|
ChannelRPCRequesterImpl(String channelName) : m_channelName(channelName), m_done(false) {}
|
|
|
|
virtual String getRequesterName()
|
|
{
|
|
return "ChannelRPCRequesterImpl";
|
|
}
|
|
|
|
virtual void message(String const & message, MessageType messageType)
|
|
{
|
|
std::cerr << "[" << getRequesterName() << "] message(" << message << ", " << getMessageTypeName(messageType) << ")" << std::endl;
|
|
}
|
|
|
|
virtual void channelRPCConnect(const epics::pvData::Status& status,ChannelRPC::shared_pointer const & channelRPC)
|
|
{
|
|
if (status.isSuccess())
|
|
{
|
|
// show warning
|
|
if (!status.isOK())
|
|
{
|
|
std::cerr << "[" << m_channelName << "] channel RPC create: " << status.toString() << std::endl;
|
|
}
|
|
|
|
// assign smart pointers
|
|
{
|
|
Lock lock(m_pointerMutex);
|
|
m_channelRPC = channelRPC;
|
|
}
|
|
|
|
m_connectionEvent.signal();
|
|
}
|
|
else
|
|
{
|
|
std::cerr << "[" << m_channelName << "] failed to create channel get: " << status.toString() << std::endl;
|
|
m_connectionEvent.signal();
|
|
}
|
|
}
|
|
|
|
virtual void requestDone (const epics::pvData::Status &status, epics::pvData::PVStructure::shared_pointer const &pvResponse)
|
|
{
|
|
if (status.isSuccess())
|
|
{
|
|
// show warning
|
|
if (!status.isOK())
|
|
{
|
|
std::cerr << "[" << m_channelName << "] channel RPC: " << status.toString() << std::endl;
|
|
}
|
|
|
|
// access smart pointers
|
|
{
|
|
Lock lock(m_pointerMutex);
|
|
|
|
m_done = true;
|
|
m_lastResponse = pvResponse;
|
|
|
|
/*
|
|
formatNT(std::cout, pvResponse);
|
|
std::cout << std::endl;
|
|
*/
|
|
|
|
// this is OK since calle holds also owns it
|
|
m_channelRPC.reset();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
std::cerr << "[" << m_channelName << "] failed to RPC: " << status.toString() << std::endl;
|
|
{
|
|
Lock lock(m_pointerMutex);
|
|
// this is OK since caller holds also owns it
|
|
m_channelRPC.reset();
|
|
}
|
|
}
|
|
|
|
m_event.signal();
|
|
}
|
|
|
|
/*
|
|
void request(epics::pvData::PVStructure::shared_pointer const &pvRequest)
|
|
{
|
|
Lock lock(m_pointerMutex);
|
|
m_channelRPC->request(pvRequest, false);
|
|
}
|
|
*/
|
|
|
|
PVStructure::shared_pointer getLastResponse()
|
|
{
|
|
Lock lock(m_pointerMutex);
|
|
return m_lastResponse;
|
|
}
|
|
|
|
bool waitUntilRPC(double timeOut)
|
|
{
|
|
bool signaled = m_event.wait(timeOut);
|
|
if (!signaled)
|
|
{
|
|
std::cerr << "[" << m_channelName << "] RPC timeout" << std::endl;
|
|
return false;
|
|
}
|
|
|
|
Lock lock(m_pointerMutex);
|
|
return m_done;
|
|
}
|
|
|
|
bool waitUntilConnected(double timeOut)
|
|
{
|
|
bool signaled = m_connectionEvent.wait(timeOut);
|
|
if (!signaled)
|
|
{
|
|
std::cerr << "[" << m_channelName << "] RPC create timeout" << std::endl;
|
|
return false;
|
|
}
|
|
|
|
bool connected;
|
|
{
|
|
Lock lock(m_pointerMutex);
|
|
connected = (m_channelRPC.get() != 0);
|
|
}
|
|
return connected ? true : false;
|
|
}
|
|
};
|
|
|
|
/*+**************************************************************************
|
|
*
|
|
* Function: main
|
|
*
|
|
* Description: eget main()
|
|
* Evaluate command line options, set up PVA, connect the
|
|
* channels, print the data as requested
|
|
*
|
|
* Arg(s) In: [options] <pv-name>...
|
|
*
|
|
* Arg(s) Out: none
|
|
*
|
|
* Return(s): Standard return code (0=success, 1=error)
|
|
*
|
|
**************************************************************************-*/
|
|
|
|
int main (int argc, char *argv[])
|
|
{
|
|
int opt; /* getopt() current option */
|
|
bool debug = false;
|
|
bool cleanupAndReport = false;
|
|
|
|
bool serviceRequest = false;
|
|
bool onlyQuery = false;
|
|
bool dumpStructure = false;
|
|
string service;
|
|
//string urlEncodedRequest;
|
|
vector< pair<string,string> > parameters;
|
|
|
|
setvbuf(stdout,NULL,_IOLBF,BUFSIZ); /* Set stdout to line buffering */
|
|
|
|
while ((opt = getopt(argc, argv, ":hr:s:a:w:qntxdcF:")) != -1) {
|
|
switch (opt) {
|
|
case 'h': /* Print usage */
|
|
usage();
|
|
return 0;
|
|
case 'w': /* Set PVA timeout value */
|
|
if(epicsScanDouble(optarg, &timeOut) != 1)
|
|
{
|
|
fprintf(stderr, "'%s' is not a valid timeout value "
|
|
"- ignored. ('eget -h' for help.)\n", optarg);
|
|
timeOut = DEFAULT_TIMEOUT;
|
|
}
|
|
break;
|
|
case 'r': /* Set pvRequest value */
|
|
request = optarg;
|
|
// do not override terse mode
|
|
if (mode == ValueOnlyMode) mode = StructureMode;
|
|
break;
|
|
case 'a': /* Service parameters */
|
|
{
|
|
string param = optarg;
|
|
size_t eqPos = param.find('=');
|
|
if (eqPos==string::npos)
|
|
{
|
|
//fprintf(stderr, "Parameter not specified in name=value form. ('eget -h' for help.)\n");
|
|
//return 1;
|
|
parameters.push_back(pair<string,string>(param, ""));
|
|
}
|
|
else
|
|
{
|
|
parameters.push_back(pair<string,string>(param.substr(0, eqPos), param.substr(eqPos+1, string::npos)));
|
|
}
|
|
/*
|
|
if (urlEncodedRequest.size())
|
|
urlEncodedRequest += '&';
|
|
char* encoded = url_encode(optarg);
|
|
urlEncodedRequest += encoded;
|
|
free(encoded);
|
|
*/
|
|
break;
|
|
}
|
|
case 's': /* Service name */
|
|
service = optarg;
|
|
serviceRequest = true;
|
|
break;
|
|
case 'q': /* pvAccess RPC mode */
|
|
onlyQuery = true;
|
|
break;
|
|
case 'n': /* Do not format NT types */
|
|
dumpStructure = true;
|
|
break;
|
|
case 't': /* Terse mode */
|
|
mode = TerseMode;
|
|
break;
|
|
case 'x': /* Column-major order mode */
|
|
columnMajor = true;
|
|
break;
|
|
case 'd': /* Debug log level */
|
|
debug = true;
|
|
break;
|
|
case 'c': /* Clean-up and report used instance count */
|
|
cleanupAndReport = true;
|
|
break;
|
|
case 'F': /* Store this for output formatting */
|
|
fieldSeparator = (char) *optarg;
|
|
break;
|
|
case '?':
|
|
fprintf(stderr,
|
|
"Unrecognized option: '-%c'. ('eget -h' for help.)\n",
|
|
optopt);
|
|
return 1;
|
|
case ':':
|
|
fprintf(stderr,
|
|
"Option '-%c' requires an argument. ('eget -h' for help.)\n",
|
|
optopt);
|
|
return 1;
|
|
default :
|
|
usage();
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
int nPvs = argc - optind; /* Remaining arg list are PV names */
|
|
if (nPvs < 1 && !serviceRequest)
|
|
{
|
|
fprintf(stderr, "No PV name(s) specified. ('eget -h' for help.)\n");
|
|
return 1;
|
|
}
|
|
|
|
// only one pv, arguments provided without serviceRequest switch
|
|
if (nPvs == 1 && parameters.size() > 0)
|
|
{
|
|
// switch to serviceRequest
|
|
service = argv[optind];
|
|
serviceRequest = true;
|
|
nPvs = 0;
|
|
}
|
|
else if (nPvs > 0 && serviceRequest)
|
|
{
|
|
fprintf(stderr, "PV name(s) specified and service query requested. ('eget -h' for help.)\n");
|
|
return 1;
|
|
}
|
|
|
|
SET_LOG_LEVEL(debug ? logLevelDebug : logLevelError);
|
|
|
|
std::cout << std::boolalpha;
|
|
terseSeparator(fieldSeparator);
|
|
terseArrayCount(false);
|
|
|
|
bool allOK = true;
|
|
|
|
Requester::shared_pointer requester(new RequesterImpl("eget"));
|
|
|
|
// parse URI
|
|
// try to parse as URI if only one nPvs
|
|
URI uri;
|
|
bool validURI =
|
|
(serviceRequest || nPvs == 1) ?
|
|
URI::parse(serviceRequest ? service : argv[optind], uri) :
|
|
false;
|
|
|
|
// if there is only one nPvs and it's a valid URI that has ? character,
|
|
// then it's an service (RPC) request
|
|
if (validURI && uri.query_indicated)
|
|
{
|
|
service = argv[optind];
|
|
serviceRequest = true;
|
|
}
|
|
|
|
// PVs mode
|
|
if (!serviceRequest)
|
|
{
|
|
vector<string> pvs;
|
|
|
|
if (validURI)
|
|
{
|
|
// standard get request
|
|
// for now only pva schema is supported, without authroity
|
|
// TODO
|
|
if (uri.protocol != "pva")
|
|
{
|
|
std::cerr << "invalid URI scheme '" << uri.protocol << "', only 'pva' is supported" << std::endl;
|
|
// TODO
|
|
return 1;
|
|
}
|
|
|
|
// authority = uri.host;
|
|
|
|
if (uri.path.length() <= 1)
|
|
{
|
|
std::cerr << "invalid URI, empty path" << std::endl;
|
|
// TODO
|
|
return 1;
|
|
}
|
|
|
|
// skip trailing '/'
|
|
pvs.push_back(uri.path.substr(1));
|
|
}
|
|
else
|
|
{
|
|
// TODO URI support
|
|
for (int n = 0; optind < argc; n++, optind++)
|
|
pvs.push_back(argv[optind]);
|
|
}
|
|
|
|
PVStructure::shared_pointer pvRequest =
|
|
getCreateRequest()->createRequest(request, requester);
|
|
if(pvRequest.get()==0) {
|
|
fprintf(stderr, "failed to parse request string\n");
|
|
return 1;
|
|
}
|
|
|
|
ClientFactory::start();
|
|
ChannelProvider::shared_pointer provider = getChannelAccess()->getProvider("pvAccess");
|
|
|
|
// first connect to all, this allows resource (e.g. TCP connection) sharing
|
|
vector<Channel::shared_pointer> channels(nPvs);
|
|
for (int n = 0; n < nPvs; n++)
|
|
{
|
|
shared_ptr<ChannelRequesterImpl> channelRequesterImpl(new ChannelRequesterImpl());
|
|
channels[n] = provider->createChannel(pvs[n], channelRequesterImpl);
|
|
}
|
|
|
|
// TODO maybe unify for nPvs == 1?!
|
|
bool collectValues = (mode == ValueOnlyMode) && nPvs > 1;
|
|
|
|
vector<PVStructure::shared_pointer> collectedValues;
|
|
collectedValues.reserve(nPvs);
|
|
vector<String> collectedNames;
|
|
collectedNames.reserve(nPvs);
|
|
|
|
// for now a simple iterating sync implementation, guarantees order
|
|
for (int n = 0; n < nPvs; n++)
|
|
{
|
|
/*
|
|
shared_ptr<ChannelRequesterImpl> channelRequesterImpl(new ChannelRequesterImpl());
|
|
Channel::shared_pointer channel = provider->createChannel(pvs[n], channelRequesterImpl);
|
|
*/
|
|
|
|
Channel::shared_pointer channel = channels[n];
|
|
shared_ptr<ChannelRequesterImpl> channelRequesterImpl = dynamic_pointer_cast<ChannelRequesterImpl>(channel->getChannelRequester());
|
|
|
|
if (channelRequesterImpl->waitUntilConnected(timeOut))
|
|
{
|
|
shared_ptr<GetFieldRequesterImpl> getFieldRequesterImpl;
|
|
|
|
// probe for value field
|
|
// but only if there is only one PV request (otherwise mode change makes a mess)
|
|
if (mode == ValueOnlyMode && nPvs == 1)
|
|
{
|
|
getFieldRequesterImpl.reset(new GetFieldRequesterImpl(channel));
|
|
// get all to be immune to bad clients not supporting selective getField request
|
|
channel->getField(getFieldRequesterImpl, "");
|
|
}
|
|
|
|
if (getFieldRequesterImpl.get() == 0 ||
|
|
getFieldRequesterImpl->waitUntilFieldGet(timeOut))
|
|
{
|
|
// check probe
|
|
if (getFieldRequesterImpl.get())
|
|
{
|
|
Structure::const_shared_pointer structure =
|
|
dynamic_pointer_cast<const Structure>(getFieldRequesterImpl->getField());
|
|
if (structure.get() == 0 || structure->getField("value").get() == 0)
|
|
{
|
|
// fallback to structure
|
|
mode = StructureMode;
|
|
pvRequest = getCreateRequest()->createRequest("field()", requester);
|
|
}
|
|
}
|
|
|
|
shared_ptr<ChannelGetRequesterImpl> getRequesterImpl(
|
|
new ChannelGetRequesterImpl(channel->getChannelName(), false)
|
|
);
|
|
ChannelGet::shared_pointer channelGet = channel->createChannelGet(getRequesterImpl, pvRequest);
|
|
bool ok = getRequesterImpl->waitUntilGet(timeOut);
|
|
allOK &= ok;
|
|
if (ok && collectValues)
|
|
{
|
|
collectedValues.push_back(getRequesterImpl->getPVStructure());
|
|
// no labels collectedNames.push_back(channel->getChannelName());
|
|
}
|
|
else
|
|
{
|
|
// print immediately
|
|
printValue(channel->getChannelName(), getRequesterImpl->getPVStructure());
|
|
}
|
|
}
|
|
else
|
|
{
|
|
allOK = false;
|
|
channel->destroy();
|
|
std::cerr << "[" << channel->getChannelName() << "] failed to get channel introspection data" << std::endl;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
allOK = false;
|
|
channel->destroy();
|
|
std::cerr << "[" << channel->getChannelName() << "] connection timeout" << std::endl;
|
|
}
|
|
}
|
|
|
|
if (collectValues)
|
|
printValues(collectedNames, collectedValues);
|
|
|
|
ClientFactory::stop();
|
|
}
|
|
// service RPC mode
|
|
else
|
|
{
|
|
String authority;
|
|
|
|
if (validURI)
|
|
{
|
|
if (uri.protocol != "pva")
|
|
{
|
|
std::cerr << "invalid URI scheme '" << uri.protocol << "', only 'pva' is supported" << std::endl;
|
|
// TODO
|
|
return 1;
|
|
}
|
|
|
|
authority = uri.host;
|
|
|
|
if (uri.path.length() <= 1)
|
|
{
|
|
std::cerr << "invalid URI, empty path" << std::endl;
|
|
// TODO
|
|
return 1;
|
|
}
|
|
|
|
// skip trailing '/'
|
|
service = uri.path.substr(1);
|
|
|
|
string::const_iterator end_i = uri.query.end();
|
|
string::const_iterator begin_i = uri.query.begin();
|
|
while (begin_i != end_i)
|
|
{
|
|
string::const_iterator pair_end_i = find(begin_i, end_i, '&');
|
|
|
|
string::const_iterator name_end_i = find(begin_i, pair_end_i, '=');
|
|
if (name_end_i != pair_end_i)
|
|
{
|
|
string name(begin_i, name_end_i);
|
|
string value(name_end_i+1, pair_end_i);
|
|
parameters.push_back(pair<string,string>(name, value));
|
|
}
|
|
else
|
|
{
|
|
//fprintf(stderr, "Parameter not specified in name=value form. ('eget -h' for help.)\n");
|
|
//return 1;
|
|
string name(begin_i, pair_end_i);
|
|
parameters.push_back(pair<string,string>(name, ""));
|
|
}
|
|
|
|
begin_i = pair_end_i;
|
|
if (begin_i != end_i)
|
|
begin_i++; // skip '&'
|
|
}
|
|
}
|
|
|
|
/*
|
|
std::cerr << "service : " << service << std::endl;
|
|
std::cerr << "parameters : " << std::endl;
|
|
|
|
vector< pair<string, string> >::iterator iter = parameters.begin();
|
|
for (; iter != parameters.end(); iter++)
|
|
std::cerr << " " << iter->first << " = " << iter->second << std::endl;
|
|
//std::cerr << "encoded URL request: '" << urlEncodedRequest << "'" << std::endl;
|
|
*/
|
|
|
|
// simply empty
|
|
PVStructure::shared_pointer pvRequest =
|
|
getCreateRequest()->createRequest(request, requester);
|
|
if(pvRequest.get()==NULL) {
|
|
fprintf(stderr, "failed to parse request string\n");
|
|
return 1;
|
|
}
|
|
|
|
|
|
StringArray queryFieldNames;
|
|
FieldConstPtrArray queryFields;
|
|
for (vector< pair<string, string> >::iterator iter = parameters.begin();
|
|
iter != parameters.end();
|
|
iter++)
|
|
{
|
|
queryFieldNames.push_back(iter->first);
|
|
queryFields.push_back(getFieldCreate()->createScalar(pvString));
|
|
}
|
|
|
|
Structure::const_shared_pointer queryStructure(
|
|
getFieldCreate()->createStructure(
|
|
queryFieldNames,
|
|
queryFields
|
|
)
|
|
);
|
|
|
|
|
|
|
|
StringArray uriFieldNames;
|
|
uriFieldNames.push_back("scheme");
|
|
if (!authority.empty()) uriFieldNames.push_back("authority");
|
|
uriFieldNames.push_back("path");
|
|
uriFieldNames.push_back("query");
|
|
|
|
FieldConstPtrArray uriFields;
|
|
uriFields.push_back(getFieldCreate()->createScalar(pvString));
|
|
if (!authority.empty()) uriFields.push_back(getFieldCreate()->createScalar(pvString));
|
|
uriFields.push_back(getFieldCreate()->createScalar(pvString));
|
|
uriFields.push_back(queryStructure);
|
|
|
|
Structure::const_shared_pointer uriStructure(
|
|
getFieldCreate()->createStructure(
|
|
"uri:ev4:nt/2012/pwd:NTURI",
|
|
uriFieldNames,
|
|
uriFields
|
|
)
|
|
);
|
|
|
|
|
|
|
|
PVStructure::shared_pointer request(
|
|
getPVDataCreate()->createPVStructure(uriStructure)
|
|
);
|
|
|
|
request->getStringField("scheme")->put("pva");
|
|
if (!authority.empty()) request->getStringField("authority")->put(authority);
|
|
request->getStringField("path")->put(service);
|
|
PVStructure::shared_pointer query = request->getStructureField("query");
|
|
for (vector< pair<string, string> >::iterator iter = parameters.begin();
|
|
iter != parameters.end();
|
|
iter++)
|
|
{
|
|
query->getStringField(iter->first)->put(iter->second);
|
|
}
|
|
|
|
|
|
PVStructure::shared_pointer arg = onlyQuery ? query : request;
|
|
if (debug)
|
|
{
|
|
std::cout << "Request structure: " << std::endl << *(arg.get()) << std::endl;
|
|
}
|
|
|
|
|
|
ClientFactory::start();
|
|
ChannelProvider::shared_pointer provider = getChannelAccess()->getProvider("pvAccess");
|
|
|
|
shared_ptr<ChannelRequesterImpl> channelRequesterImpl(new ChannelRequesterImpl());
|
|
Channel::shared_pointer channel =
|
|
authority.empty() ?
|
|
provider->createChannel(service, channelRequesterImpl) :
|
|
provider->createChannel(service, channelRequesterImpl,
|
|
ChannelProvider::PRIORITY_DEFAULT, authority);
|
|
|
|
if (channelRequesterImpl->waitUntilConnected(timeOut))
|
|
{
|
|
shared_ptr<ChannelRPCRequesterImpl> rpcRequesterImpl(new ChannelRPCRequesterImpl(channel->getChannelName()));
|
|
ChannelRPC::shared_pointer channelRPC = channel->createChannelRPC(rpcRequesterImpl, pvRequest);
|
|
|
|
if (rpcRequesterImpl->waitUntilConnected(timeOut))
|
|
{
|
|
channelRPC->request(arg, true);
|
|
allOK &= rpcRequesterImpl->waitUntilRPC(timeOut);
|
|
if (allOK)
|
|
{
|
|
if (dumpStructure)
|
|
{
|
|
if (rpcRequesterImpl->getLastResponse().get() == 0)
|
|
std::cout << "(null)" << std::endl;
|
|
else
|
|
std::cout << *(rpcRequesterImpl->getLastResponse().get()) << std::endl;
|
|
}
|
|
else
|
|
formatNT(std::cout, rpcRequesterImpl->getLastResponse());
|
|
std::cout << std::endl;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
allOK = false;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
allOK = false;
|
|
std::cerr << "[" << channel->getChannelName() << "] connection timeout" << std::endl;
|
|
}
|
|
|
|
channel->destroy();
|
|
|
|
ClientFactory::stop();
|
|
}
|
|
|
|
if (cleanupAndReport)
|
|
{
|
|
// TODO implement wait on context
|
|
epicsThreadSleep ( 3.0 );
|
|
//std::cerr << "-----------------------------------------------------------------------" << std::endl;
|
|
//epicsExitCallAtExits();
|
|
}
|
|
|
|
return allOK ? 0 : 1;
|
|
}
|