Files
pvDatabase/src/special/traceRecord.cpp
2021-03-31 10:57:48 -04:00

96 lines
2.5 KiB
C++

/* traceRecord.cpp */
/**
* Copyright - See the COPYRIGHT that is included with this distribution.
* EPICS pvData is distributed subject to a Software License Agreement found
* in file LICENSE that is included with this distribution.
*/
/**
* @author mrk
* @date 2013.04.18
*/
#include <string>
#include <cstring>
#include <stdexcept>
#include <memory>
#include <set>
#include <pv/lock.h>
#include <pv/pvType.h>
#include <pv/pvData.h>
#include <pv/pvTimeStamp.h>
#include <pv/timeStamp.h>
#include <pv/rpcService.h>
#include <pv/pvAccess.h>
#include <pv/status.h>
#include <pv/serverContext.h>
#define epicsExportSharedSymbols
#include "pv/pvStructureCopy.h"
#include "pv/channelProviderLocal.h"
#include "pv/traceRecord.h"
using std::tr1::static_pointer_cast;
using namespace epics::pvData;
using namespace epics::pvAccess;
using namespace std;
namespace epics { namespace pvDatabase {
TraceRecordPtr TraceRecord::create(
std::string const & recordName)
{
FieldCreatePtr fieldCreate = getFieldCreate();
PVDataCreatePtr pvDataCreate = getPVDataCreate();
StructureConstPtr topStructure = fieldCreate->createFieldBuilder()->
addNestedStructure("argument")->
add("recordName",pvString)->
add("level",pvInt)->
endNested()->
addNestedStructure("result") ->
add("status",pvString) ->
endNested()->
createStructure();
PVStructurePtr pvStructure = pvDataCreate->createPVStructure(topStructure);
TraceRecordPtr pvRecord(
new TraceRecord(recordName,pvStructure));
if(!pvRecord->init()) pvRecord.reset();
return pvRecord;
}
TraceRecord::TraceRecord(
std::string const & recordName,
epics::pvData::PVStructurePtr const & pvStructure)
: PVRecord(recordName,pvStructure)
{
}
bool TraceRecord::init()
{
initPVRecord();
PVStructurePtr pvStructure = getPVStructure();
pvRecordName = pvStructure->getSubField<PVString>("argument.recordName");
if(!pvRecordName) return false;
pvLevel = pvStructure->getSubField<PVInt>("argument.level");
if(!pvLevel) return false;
pvResult = pvStructure->getSubField<PVString>("result.status");
if(!pvResult) return false;
return true;
}
void TraceRecord::process()
{
string name = pvRecordName->get();
PVRecordPtr pvRecord = PVDatabase::getMaster()->findRecord(name);
if(!pvRecord) {
pvResult->put(name + " not found");
return;
}
pvRecord->setTraceLevel(pvLevel->get());
pvResult->put("success");
}
}}