76 lines
2.0 KiB
C++
76 lines
2.0 KiB
C++
/* removeRecord.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 2013.04.18
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*/
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#define epicsExportSharedSymbols
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#include <pv/removeRecord.h>
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using std::tr1::static_pointer_cast;
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using namespace epics::pvData;
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using namespace epics::pvAccess;
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using namespace std;
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namespace epics { namespace pvDatabase {
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RemoveRecordPtr RemoveRecord::create(
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std::string const & recordName)
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{
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FieldCreatePtr fieldCreate = getFieldCreate();
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PVDataCreatePtr pvDataCreate = getPVDataCreate();
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StructureConstPtr topStructure = fieldCreate->createFieldBuilder()->
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addNestedStructure("argument")->
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add("recordName",pvString)->
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endNested()->
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addNestedStructure("result") ->
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add("status",pvString) ->
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endNested()->
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createStructure();
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PVStructurePtr pvStructure = pvDataCreate->createPVStructure(topStructure);
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RemoveRecordPtr pvRecord(
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new RemoveRecord(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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RemoveRecord::RemoveRecord(
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std::string const & recordName,
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epics::pvData::PVStructurePtr const & pvStructure)
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: PVRecord(recordName,pvStructure),
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pvDatabase(PVDatabase::getMaster())
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{
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}
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bool RemoveRecord::init()
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{
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initPVRecord();
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PVStructurePtr pvStructure = getPVStructure();
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pvRecordName = pvStructure->getSubField<PVString>("argument.recordName");
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if(!pvRecordName) return false;
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pvResult = pvStructure->getSubField<PVString>("result.status");
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if(!pvResult) return false;
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return true;
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}
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void RemoveRecord::process()
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{
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string name = pvRecordName->get();
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PVRecordPtr pvRecord = pvDatabase->findRecord(name);
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if(!pvRecord) {
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pvResult->put(name + " not found");
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return;
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}
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pvRecord->destroy();
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pvResult->put("success");
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}
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}}
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