ChannelGet::shared_pointer CAChannelGet::create(
CAChannel::shared_pointer const & channel,
ChannelGetRequester::shared_pointer const & channelGetRequester,
epics::pvData::PVStructure::shared_pointer const & pvRequest)
{
// TODO use std::make_shared
std::tr1::shared_ptr<CAChannelGet> tp(
new CAChannelGet(channel, channelGetRequester, pvRequest)
);
ChannelGet::shared_pointer thisPtr = tp;
static_cast<CAChannelGet*>(thisPtr.get())->activate();
return thisPtr;
}
void MyChannelGetRequester::channelGetConnect(const Status& status,
ChannelGet::shared_pointer const & channelGet,
Structure::const_shared_pointer const & structure)
{
// Could inspect or memorize the channel's structure...
if (status.isSuccess())
{
cout << "ChannelGet for " << channelGet->getChannel()->getChannelName()
<< " connected, " << status << endl;
structure->dump(cout);
channelGet->get();
}
else
{
cout << "ChannelGet for " << channelGet->getChannel()->getChannelName()
<< " problem, " << status << endl;
done_event.signal();
}
}
virtual void channelGetConnect(const epics::pvData::Status& status, ChannelGet::shared_pointer const & channelGet,
epics::pvData::Structure::const_shared_pointer const & /*structure*/)
{
if (status.isSuccess())
{
// show warning
if (!status.isOK())
{
std::cerr << "[" << m_channelName << "] channel get create: " << status << std::endl;
}
channelGet->lastRequest();
channelGet->get();
}
else
{
std::cerr << "[" << m_channelName << "] failed to create channel get: " << status << std::endl;
m_event.signal();
}
}
void MyChannelGetRequester::getDone(const Status& status,
ChannelGet::shared_pointer const & channelGet,
PVStructure::shared_pointer const & pvStructure,
BitSet::shared_pointer const & bitSet)
{
cout << "ChannelGet for " << channelGet->getChannel()->getChannelName()
<< " finished, " << status << endl;
if (status.isSuccess())
{
pvStructure->dumpValue(cout);
done_event.signal();
}
}
int main()
{
for (int i = 0; i < 10; i++) {
{
/*
ClientContextImpl::shared_pointer context = createClientContextImpl();
context->printInfo();
context->initialize();
context->printInfo();
epicsThreadSleep ( SLEEP_TIME );
ChannelProvider::shared_pointer provider = context->getProvider();
*/
ClientFactory::start();
ChannelProvider::shared_pointer provider = getChannelProviderRegistry()->getProvider("pva");
ChannelFindRequester::shared_pointer findRequester(new ChannelFindRequesterImpl());
ChannelFind::shared_pointer channelFind = provider->channelFind("testSomething", findRequester);
epicsThreadSleep ( SLEEP_TIME );
//channelFind->destroy();
ChannelRequester::shared_pointer channelRequester(new ChannelRequesterImpl());
Channel::shared_pointer channel = provider->createChannel("testStructureArrayTest", channelRequester);
epicsThreadSleep ( SLEEP_TIME );
channel->printInfo();
{
GetFieldRequester::shared_pointer getFieldRequesterImpl(new GetFieldRequesterImpl());
channel->getField(getFieldRequesterImpl, "");
epicsThreadSleep ( SLEEP_TIME );
}
{
ChannelProcessRequester::shared_pointer channelProcessRequester(new ChannelProcessRequesterImpl());
PVStructure::shared_pointer pvRequest;
ChannelProcess::shared_pointer channelProcess = channel->createChannelProcess(channelProcessRequester, pvRequest);
epicsThreadSleep ( SLEEP_TIME );
channelProcess->process();
epicsThreadSleep ( SLEEP_TIME );
channelProcess->destroy();
epicsThreadSleep ( SLEEP_TIME );
}
{
ChannelGetRequester::shared_pointer channelGetRequesterImpl(new ChannelGetRequesterImpl());
PVStructure::shared_pointer pvRequest = CreateRequest::create()->createRequest("field()");
ChannelGet::shared_pointer channelGet = channel->createChannelGet(channelGetRequesterImpl, pvRequest);
epicsThreadSleep ( 3.0 );
channelGet->get();
epicsThreadSleep ( 3.0 );
channelGet->destroy();
}
{
ChannelPutRequester::shared_pointer channelPutRequesterImpl(new ChannelPutRequesterImpl());
PVStructure::shared_pointer pvRequest = CreateRequest::create()->createRequest("field(value,timeStamp)");
ChannelPut::shared_pointer channelPut = channel->createChannelPut(channelPutRequesterImpl, pvRequest);
epicsThreadSleep ( SLEEP_TIME );
channelPut->get();
epicsThreadSleep ( SLEEP_TIME );
// TODO !!!
//channelPut->put();
//epicsThreadSleep ( SLEEP_TIME );
channelPut->destroy();
}
{
ChannelPutGetRequester::shared_pointer channelPutGetRequesterImpl(new ChannelPutGetRequesterImpl());
PVStructure::shared_pointer pvRequest = CreateRequest::create()->createRequest("putField(value,timeStamp)getField(timeStamp)");
ChannelPutGet::shared_pointer channelPutGet = channel->createChannelPutGet(channelPutGetRequesterImpl, pvRequest);
epicsThreadSleep ( SLEEP_TIME );
channelPutGet->getGet();
epicsThreadSleep ( SLEEP_TIME );
channelPutGet->getPut();
epicsThreadSleep ( SLEEP_TIME );
// TODO !!!
//channelPutGet->putGet();
//epicsThreadSleep ( SLEEP_TIME );
channelPutGet->destroy();
}
{
ChannelRPCRequester::shared_pointer channelRPCRequesterImpl(new ChannelRPCRequesterImpl());
PVStructure::shared_pointer pvRequest = CreateRequest::create()->createRequest("record[]field(arguments)");
ChannelRPC::shared_pointer channelRPC = channel->createChannelRPC(channelRPCRequesterImpl, pvRequest);
epicsThreadSleep ( SLEEP_TIME );
// for test simply use pvRequest as arguments
channelRPC->request(pvRequest);
epicsThreadSleep ( SLEEP_TIME );
channelRPC->destroy();
}
{
ChannelArrayRequester::shared_pointer channelArrayRequesterImpl(new ChannelArrayRequesterImpl());
StringArray fieldNames; fieldNames.push_back("field");
FieldConstPtrArray fields; fields.push_back(getFieldCreate()->createScalar(pvString));
PVStructure::shared_pointer pvRequest(getPVDataCreate()->createPVStructure(getFieldCreate()->createStructure(fieldNames, fields)));
ChannelArray::shared_pointer channelArray = channel->createChannelArray(channelArrayRequesterImpl, pvRequest);
epicsThreadSleep ( SLEEP_TIME );
channelArray->getArray(0,0,1);
epicsThreadSleep ( SLEEP_TIME );
// TODO !!!
//channelArray->putArray(0,0,1);
//epicsThreadSleep ( SLEEP_TIME );
channelArray->setLength(3);
epicsThreadSleep ( SLEEP_TIME );
channelArray->getLength();
epicsThreadSleep ( SLEEP_TIME );
channelArray->destroy();
}
{
MonitorRequester::shared_pointer monitorRequesterImpl(new MonitorRequesterImpl());
PVStructure::shared_pointer pvRequest = CreateRequest::create()->createRequest("field()");
Monitor::shared_pointer monitor = channel->createMonitor(monitorRequesterImpl, pvRequest);
epicsThreadSleep( SLEEP_TIME );
Status status = monitor->start();
std::cout << "monitor->start() = " << status << std::endl;
epicsThreadSleep( 3*SLEEP_TIME );
status = monitor->stop();
std::cout << "monitor->stop() = " << status << std::endl;
monitor->destroy();
}
epicsThreadSleep ( 3*SLEEP_TIME );
printf("Destroying channel... \n");
channel->destroy();
printf("done.\n");
epicsThreadSleep ( 3*SLEEP_TIME );
}
ClientFactory::stop();
/*
printf("Destroying context... \n");
context->destroy();
printf("done.\n");
*/
epicsThreadSleep ( SLEEP_TIME ); }
//std::cout << "-----------------------------------------------------------------------" << std::endl;
//epicsExitCallAtExits();
return(0);
}