83 lines
2.1 KiB
C++
83 lines
2.1 KiB
C++
/* exampleServer.cpp */
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/**
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* Copyright - See the COPYRIGHT that is included with this distribution.
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* EPICS pvData is distributed subject to a Software License Agreement found
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* in file LICENSE that is included with this distribution.
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*/
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/**
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* @author mrk
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* @date 2013.04.02
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*/
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#include <pv/standardPVField.h>
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#define epicsExportSharedSymbols
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#include <exampleServer.h>
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namespace epics { namespace exampleServer {
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using namespace epics::pvData;
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using namespace epics::pvDatabase;
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using std::tr1::static_pointer_cast;
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ExampleServerPtr ExampleServer::create(
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String const & recordName)
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{
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StandardPVFieldPtr standardPVField = getStandardPVField();
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PVDataCreatePtr pvDataCreate = getPVDataCreate();
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PVStructurePtr pvArgument = standardPVField->scalar(pvString,"");
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PVStructurePtr pvResult = standardPVField->scalar(pvString,"timeStamp");
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StringArray names;
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names.reserve(2);
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PVFieldPtrArray fields;
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fields.reserve(2);
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names.push_back("argument");
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fields.push_back(pvArgument);
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names.push_back("result");
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fields.push_back(pvResult);
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PVStructurePtr pvStructure = pvDataCreate->createPVStructure(names,fields);
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ExampleServerPtr pvRecord(
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new ExampleServer(recordName,pvStructure));
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if(!pvRecord->init()) pvRecord.reset();
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return pvRecord;
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}
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ExampleServer::ExampleServer(
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String const & recordName,
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PVStructurePtr const & pvStructure)
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: PVRecord(recordName,pvStructure)
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{
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}
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ExampleServer::~ExampleServer()
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{
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}
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void ExampleServer::destroy()
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{
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PVRecord::destroy();
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}
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bool ExampleServer::init()
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{
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initPVRecord();
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PVFieldPtr pvField;
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pvArgumentValue = getPVStructure()->getStringField("argument.value");
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if(pvArgumentValue.get()==NULL) return false;
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pvResultValue = getPVStructure()->getStringField("result.value");
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if(pvResultValue.get()==NULL) return false;
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pvTimeStamp.attach(getPVStructure()->getSubField("result.timeStamp"));
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return true;
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}
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void ExampleServer::process()
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{
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pvResultValue->put(String("Hello ") + pvArgumentValue->get());
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timeStamp.getCurrent();
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pvTimeStamp.set(timeStamp);
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}
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}}
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