90 lines
2.4 KiB
C++
90 lines
2.4 KiB
C++
/*testPvaPutGetMonitor.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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*/
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/* Author: Marty Kraimer */
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#include <iostream>
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#include <pv/pva.h>
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#include <epicsUnitTest.h>
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#include <testMain.h>
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using namespace std;
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using namespace epics::pvData;
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using namespace epics::pvAccess;
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using namespace epics::pva;
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class MyMonitor : public PvaMonitorRequester
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{
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public:
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MyMonitor() {}
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virtual ~MyMonitor() {}
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virtual void event(PvaMonitorPtr monitor)
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{
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while(true) {
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if(!monitor->poll()) return;
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PvaMonitorDataPtr pvaData = monitor->getData();
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cout << "changed\n";
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pvaData->showChanged(cout);
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cout << "overrun\n";
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pvaData->showOverrun(cout);
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monitor->releaseEvent();
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}
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}
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};
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static void exampleDouble(PvaPtr const &pva)
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{
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cout << "\nstarting exampleDouble\n";
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try {
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cout << "long way\n";
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PvaChannelPtr pvaChannel = pva->createChannel("exampleDouble");
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pvaChannel->connect(2.0);
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testOk(true==true,"connected");
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PvaPutPtr put = pvaChannel->createPut();
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PvaPutDataPtr putData = put->getData();
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testOk(true==true,"put connected");
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PvaGetPtr get = pvaChannel->createGet();
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PvaGetDataPtr getData = get->getData();
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testOk(true==true,"get connected");
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PvaMonitorRequesterPtr requester(new MyMonitor());
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PvaMonitorPtr monitor = pvaChannel->monitor(requester);
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testOk(true==true,"monitor connected");
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double out;
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double in;
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for(size_t i=0 ; i< 5; ++i) {
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out = i;
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putData->putDouble(out);
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put->put();
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get->get();
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in = getData->getDouble();
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cout << "out " << out << " in " << in << endl;
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}
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PvaProcessPtr process = pvaChannel->createProcess();
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process->connect();
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process->process();
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} catch (std::runtime_error e) {
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cout << "exception " << e.what() << endl;
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}
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}
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MAIN(testPvaPutGetMonitor)
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{
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cout << "\nstarting testPvaPutGetMonitor\n";
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testPlan(4);
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PvaPtr pva = Pva::create();
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exampleDouble(pva);
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cout << "done\n";
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return 0;
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}
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