Files
pvData/testApp/pv/testPVStructureArray.cpp
2011-01-21 06:27:58 -05:00

99 lines
3.4 KiB
C++

/* testPVStructureArray.cpp */
/**
* Copyright - See the COPYRIGHT that is included with this distribution.
* EPICS pvDataCPP is distributed subject to a Software License Agreement found
* in file LICENSE that is included with this distribution.
*/
/* Author: Marty Kraimer Date: 2010.10 */
#include <cstddef>
#include <cstdlib>
#include <cstddef>
#include <string>
#include <cstdio>
#include <epicsAssert.h>
#include "requester.h"
#include "pvIntrospect.h"
#include "pvData.h"
#include "standardField.h"
#include "standardPVField.h"
#include "showConstructDestruct.h"
using namespace epics::pvData;
static FieldCreate * fieldCreate = 0;
static PVDataCreate * pvDataCreate = 0;
static StandardField *standardField = 0;
static StandardPVField *standardPVField = 0;
static String buffer("");
StructureConstPtr getPowerSupplyStructure() {
String properties("alarm");
FieldConstPtrArray powerSupply = new FieldConstPtr[3];
powerSupply[0] = standardField->scalar(
String("voltage"),pvDouble,properties);
powerSupply[1] = standardField->scalar(
String("power"),pvDouble,properties);
powerSupply[2] = standardField->scalar(
String("current"),pvDouble,properties);
StructureConstPtr structure = standardField->structure(
String("powerSupply"),3,powerSupply);
return structure;
}
void testPowerSupplyArray(FILE * fd) {
PVStructure* powerSupplyArrayStruct = standardPVField->structureArray(
0,"powerSupply",getPowerSupplyStructure(),String("alarm,timeStamp"));
PVStructureArray * powerSupplyArray =
powerSupplyArrayStruct->getStructureArrayField(String("value"));
assert(powerSupplyArray!=0);
PVStructurePtrArray structureArray = new PVStructurePtr[3];
StructureConstPtr structure =
powerSupplyArray->getStructureArray()->getStructure();
structure->incReferenceCount();
structureArray[0] = pvDataCreate->createPVStructure(0,structure);
structure->incReferenceCount();
structureArray[1] = pvDataCreate->createPVStructure(0,structure);
structure->incReferenceCount();
structureArray[2] = pvDataCreate->createPVStructure(0,structure);
powerSupplyArray->put(0,3,structureArray,0);
buffer.clear();
powerSupplyArrayStruct->toString(&buffer);
fprintf(fd,"%s\n",buffer.c_str());
buffer.clear();
powerSupplyArrayStruct->getField()->dumpReferenceCount(&buffer,0);
fprintf(fd," reference counts %s\n",buffer.c_str());
buffer.clear();
structure->dumpReferenceCount(&buffer,0);
fprintf(fd,"before incReferenceCount reference counts %s\n",buffer.c_str());
structure->incReferenceCount();
buffer.clear();
structure->dumpReferenceCount(&buffer,0);
fprintf(fd,"after incReferenceCount reference counts %s\n",buffer.c_str());
structure->decReferenceCount();
buffer.clear();
structure->dumpReferenceCount(&buffer,0);
fprintf(fd,"after decReferenceCount reference counts %s\n",buffer.c_str());
delete powerSupplyArrayStruct;
}
int main(int argc,char *argv[])
{
char *fileName = 0;
if(argc>1) fileName = argv[1];
FILE * fd = stdout;
if(fileName!=0 && fileName[0]!=0) {
fd = fopen(fileName,"w+");
}
fieldCreate = getFieldCreate();
pvDataCreate = getPVDataCreate();
standardField = getStandardField();
standardPVField = getStandardPVField();
testPowerSupplyArray(fd);
getShowConstructDestruct()->showDeleteStaticExit(fd);
return(0);
}