本文整理汇总了C++中TopicPrx::unsubscribe方法的典型用法代码示例。如果您正苦于以下问题：C++ TopicPrx::unsubscribe方法的具体用法？C++ TopicPrx::unsubscribe怎么用？C++ TopicPrx::unsubscribe使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类TopicPrx的用法示例。
在下文中一共展示了TopicPrx::unsubscribe方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: catch
int
run(int argc, char* argv[], const CommunicatorPtr& communicator)
{
IceUtilInternal::Options opts;
opts.addOpt("", "id", IceUtilInternal::Options::NeedArg);
opts.addOpt("", "unsub");
try
{
opts.parse(argc, (const char**)argv);
}
catch(const IceUtilInternal::BadOptException& e)
{
cerr << argv[0] << ": " << e.reason << endl;
return EXIT_FAILURE;
}
PropertiesPtr properties = communicator->getProperties();
const char* managerProxyProperty = "IceStormAdmin.TopicManager.Default";
string managerProxy = properties->getProperty(managerProxyProperty);
if(managerProxy.empty())
{
cerr << argv[0] << ": property `" << managerProxyProperty << "' is not set" << endl;
return EXIT_FAILURE;
}
ObjectPrx base = communicator->stringToProxy(managerProxy);
IceStorm::TopicManagerPrx manager = IceStorm::TopicManagerPrx::checkedCast(base);
if(!manager)
{
cerr << argv[0] << ": `" << managerProxy << "' is not running" << endl;
return EXIT_FAILURE;
}
ObjectAdapterPtr adapter = communicator->createObjectAdapterWithEndpoints("SingleAdapter", "default");
TopicPrx topic;
try
{
topic = manager->retrieve("single");
}
catch(const IceStorm::NoSuchTopic& e)
{
cerr << argv[0] << ": NoSuchTopic: " << e.name << endl;
return EXIT_FAILURE;
}
Ice::ObjectPrx prx = adapter->add(new SingleI(), communicator->stringToIdentity(opts.optArg("id")));
if(opts.isSet("unsub"))
{
topic->unsubscribe(prx);
}
else
{
IceStorm::QoS qos;
qos["persistent"] = "true";
topic->subscribeAndGetPublisher(qos, prx);
}
return EXIT_SUCCESS;
}示例2: catch
//.........这里部分代码省略.........
try
{
opts.parse(argc, (const char**)argv);
}
catch(const IceUtilInternal::BadOptException& e)
{
cerr << argv[0] << ": " << e.reason << endl;
return EXIT_FAILURE;
}
PropertiesPtr properties = communicator->getProperties();
const char* managerProxyProperty = "IceStormAdmin.TopicManager.Default";
string managerProxy = properties->getProperty(managerProxyProperty);
if(managerProxy.empty())
{
cerr << argv[0] << ": property `" << managerProxyProperty << "' is not set" << endl;
return EXIT_FAILURE;
}
ObjectPrx base = communicator->stringToProxy(managerProxy);
IceStorm::TopicManagerPrx manager = IceStorm::TopicManagerPrx::checkedCast(base);
if(!manager)
{
cerr << argv[0] << ": `" << managerProxy << "' is not running" << endl;
return EXIT_FAILURE;
}
ObjectAdapterPtr adapter = communicator->createObjectAdapterWithEndpoints("SingleAdapter", "default");
TopicPrx topic;
while(true)
{
try
{
topic = manager->retrieve("single");
break;
}
// This can happen if the replica group loses the majority
// during retrieve. In this case we retry.
catch(const Ice::UnknownException&)
{
continue;
}
catch(const IceStorm::NoSuchTopic& e)
{
cerr << argv[0] << ": NoSuchTopic: " << e.name << endl;
return EXIT_FAILURE;
}
}
int events = 1000;
if(opts.isSet("events"))
{
events = atoi(opts.optArg("events").c_str());
}
//
// Create subscribers with different QoS.
//
SingleIPtr sub;
IceStorm::QoS qos;
if(opts.isSet("ordered"))
{
sub = new SingleI(communicator, "twoway ordered", events);
qos["reliability"] = "ordered";
}
else
{
sub = new SingleI(communicator, "twoway", events);
}
Ice::ObjectPrx prx = adapter->addWithUUID(sub);
while(true)
{
try
{
topic->subscribeAndGetPublisher(qos, prx);
break;
}
// If we're already subscribed then we're done (previously we
// got an UnknownException which succeeded).
catch(const IceStorm::AlreadySubscribed&)
{
break;
}
// This can happen if the replica group loses the majority
// during subscription. In this case we retry.
catch(const Ice::UnknownException&)
{
}
}
adapter->activate();
sub->waitForEvents();
topic->unsubscribe(prx);
return EXIT_SUCCESS;
}示例3: if
//.........这里部分代码省略.........
ostringstream os;
os << "SubscriberAdapter" << i;
Subscription item;
item.adapter = communicator->createObjectAdapterWithEndpoints(os.str(), "default");
item.servant = new ErraticEventI(communicator, events);
item.qos["reliability"] = "twoway";
subs.push_back(item);
}
}
else if(slow)
{
Subscription item;
item.adapter = communicator->createObjectAdapterWithEndpoints("SubscriberAdapter", "default");
item.servant = new SlowEventI(communicator, events);
item.qos = cmdLineQos;
subs.push_back(item);
}
else
{
Subscription item;
item.adapter = communicator->createObjectAdapterWithEndpoints("SubscriberAdapter", "default");
item.qos = cmdLineQos;
map<string, string>::const_iterator p = item.qos.find("reliability");
if(p != item.qos.end() && p->second == "ordered")
{
item.servant = new OrderEventI(communicator, events);
}
else
{
item.servant = new CountEventI(communicator, events);
}
subs.push_back(item);
}
TopicPrx topic;
try
{
topic = manager->retrieve("fed1");
}
catch(const IceStorm::NoSuchTopic& e)
{
cerr << argv[0] << ": NoSuchTopic: " << e.name << endl;
return EXIT_FAILURE;
}
{
for(vector<Subscription>::iterator p = subs.begin(); p != subs.end(); ++p)
{
p->obj = p->adapter->addWithUUID(p->servant);
IceStorm::QoS qos;
string reliability = "";
IceStorm::QoS::const_iterator q = p->qos.find("reliability");
if(q != p->qos.end())
{
reliability = q->second;
}
if(reliability == "twoway")
{
// Do nothing.
}
else if(reliability == "ordered")
{
qos["reliability"] = "ordered";
}
else if(reliability == "batch")
{
p->obj = p->obj->ice_batchOneway();
}
else //if(reliability == "oneway")
{
p->obj = p->obj->ice_oneway();
}
topic->subscribeAndGetPublisher(qos, p->obj);
}
}
{
for(vector<Subscription>::iterator p = subs.begin(); p != subs.end(); ++p)
{
p->adapter->activate();
}
}
communicator->waitForShutdown();
{
for(vector<Subscription>::const_iterator p = subs.begin(); p != subs.end(); ++p)
{
topic->unsubscribe(p->obj);
if(p->servant->count() != events)
{
cerr << "expected " << events << " events but got " << p->servant->count() << " events." << endl;
return EXIT_FAILURE;
}
}
}
return EXIT_SUCCESS;
}