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// **********************************************************************
//
// Copyright (c) 2001
// MutableRealms, Inc.
// Huntsville, AL, USA
//
// All Rights Reserved
//
// **********************************************************************
#include <Ice/Ice.h>
#include <IceStorm/IceStorm.h>
#include <Single.h>
#include <fstream>
#ifdef WIN32
#include <io.h>
#endif
using namespace Ice;
using namespace IceStorm;
using namespace std;
class SingleI : public Single
{
public:
SingleI(const CommunicatorPtr& communicator) :
_communicator(communicator),
_count(0)
{
}
virtual void event(const Ice::Current&)
{
++_count;
if (_count == 10)
{
_communicator->shutdown();
}
}
private:
CommunicatorPtr _communicator;
int _count;
};
void
createLock(const string& name)
{
ofstream f(name.c_str());
}
void
deleteLock(const string& name)
{
#ifdef HAVE__UNLINK
_unlink(name.c_str());
#else
unlink(name.c_str());
#endif
}
int
run(int argc, char* argv[], const Ice::CommunicatorPtr& communicator)
{
string lockfile = "subscriber.lock";
if (argc != 1)
{
lockfile = argv[1];
}
createLock(lockfile);
Ice::PropertiesPtr properties = communicator->getProperties();
const char* refProperty = "IceStorm.TopicManager";
std::string ref = properties->getProperty(refProperty);
if (ref.empty())
{
cerr << argv[0] << ": property `" << refProperty << "' not set" << endl;
return EXIT_FAILURE;
}
Ice::ObjectPrx base = communicator->stringToProxy(ref);
IceStorm::TopicManagerPrx manager = IceStorm::TopicManagerPrx::checkedCast(base);
if (!manager)
{
cerr << argv[0] << ": invalid object reference" << endl;
return EXIT_FAILURE;
}
Ice::ObjectAdapterPtr adapter = communicator->createObjectAdapterWithEndpoints("ClockAdapter", "tcp");
Ice::ObjectPtr single = new SingleI(communicator);
Ice::ObjectPrx object = adapter->add(single, Ice::stringToIdentity("events#single"));
//
// The set of topics to which to subscribe
//
IceStorm::StringSeq topics;
topics.push_back("single");
IceStorm::QoS qos;
//TODO: qos["reliability"] = "batch";
try
{
manager->subscribe("events", qos, topics, object);
}
catch(const IceStorm::NoSuchTopic& e)
{
cerr << argv[0] << ": NoSuchTopic: " << e.name << endl;
return EXIT_FAILURE;
}
adapter->activate();
communicator->waitForShutdown();
deleteLock(lockfile);
return EXIT_SUCCESS;
}
int
main(int argc, char* argv[])
{
int status;
Ice::CommunicatorPtr communicator;
try
{
communicator = Ice::initialize(argc, argv);
status = run(argc, argv, communicator);
}
catch(const Ice::Exception& ex)
{
cerr << ex << endl;
status = EXIT_FAILURE;
}
if (communicator)
{
try
{
communicator->destroy();
}
catch(const Ice::Exception& ex)
{
cerr << ex << endl;
status = EXIT_FAILURE;
}
}
return status;
}
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