diff options
author | Rajith Muditha Attapattu <rajith@apache.org> | 2011-05-27 15:44:23 +0000 |
---|---|---|
committer | Rajith Muditha Attapattu <rajith@apache.org> | 2011-05-27 15:44:23 +0000 |
commit | 66765100f4257159622cefe57bed50125a5ad017 (patch) | |
tree | a88ee23bb194eb91f0ebb2d9b23ff423e3ea8e37 /qpid/cpp/src/qpid/client/SubscriptionManagerImpl.cpp | |
parent | 1aeaa7b16e5ce54f10c901d75c4d40f9f88b9db6 (diff) | |
parent | 88b98b2f4152ef59a671fad55a0d08338b6b78ca (diff) | |
download | qpid-python-66765100f4257159622cefe57bed50125a5ad017.tar.gz |
Creating a branch for experimenting with some ideas for JMS client.rajith_jms_client
git-svn-id: https://svn.apache.org/repos/asf/qpid/branches/rajith_jms_client@1128369 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'qpid/cpp/src/qpid/client/SubscriptionManagerImpl.cpp')
-rw-r--r-- | qpid/cpp/src/qpid/client/SubscriptionManagerImpl.cpp | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/qpid/cpp/src/qpid/client/SubscriptionManagerImpl.cpp b/qpid/cpp/src/qpid/client/SubscriptionManagerImpl.cpp new file mode 100644 index 0000000000..a558d90be8 --- /dev/null +++ b/qpid/cpp/src/qpid/client/SubscriptionManagerImpl.cpp @@ -0,0 +1,162 @@ +/* + * + * Licensed to the Apache Software Foundation (ASF) under one + * or more contributor license agreements. See the NOTICE file + * distributed with this work for additional information + * regarding copyright ownership. The ASF licenses this file + * to you under the Apache License, Version 2.0 (the + * "License"); you may not use this file except in compliance + * with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, + * software distributed under the License is distributed on an + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY + * KIND, either express or implied. See the License for the + * specific language governing permissions and limitations + * under the License. + * + */ + +#include "qpid/client/SubscriptionManager.h" +#include "qpid/client/SubscriptionManagerImpl.h" +#include "qpid/client/SubscriptionImpl.h" +#include "qpid/client/LocalQueueImpl.h" +#include "qpid/client/PrivateImplRef.h" +#include <qpid/client/Dispatcher.h> +#include <qpid/client/Session.h> +#include <qpid/client/MessageListener.h> +#include <qpid/framing/Uuid.h> +#include <set> +#include <sstream> + + +namespace qpid { +namespace client { + +SubscriptionManagerImpl::SubscriptionManagerImpl(const Session& s) + : dispatcher(s), session(s), autoStop(true) +{} + +Subscription SubscriptionManagerImpl::subscribe( + MessageListener& listener, const std::string& q, const SubscriptionSettings& ss, const std::string& n) +{ + sys::Mutex::ScopedLock l(lock); + std::string name=n.empty() ? q:n; + boost::intrusive_ptr<SubscriptionImpl> si = new SubscriptionImpl(SubscriptionManager(this), q, ss, name, &listener); + dispatcher.listen(si); + //issue subscription request after listener is registered with dispatcher + si->subscribe(); + return subscriptions[name] = Subscription(si.get()); +} + +Subscription SubscriptionManagerImpl::subscribe( + LocalQueue& lq, const std::string& q, const SubscriptionSettings& ss, const std::string& n) +{ + sys::Mutex::ScopedLock l(lock); + std::string name=n.empty() ? q:n; + boost::intrusive_ptr<SubscriptionImpl> si = new SubscriptionImpl(SubscriptionManager(this), q, ss, name, 0); + boost::intrusive_ptr<LocalQueueImpl> lqi = PrivateImplRef<LocalQueue>::get(lq); + lqi->queue=si->divert(); + si->subscribe(); + lqi->subscription = Subscription(si.get()); + return subscriptions[name] = lqi->subscription; +} + +Subscription SubscriptionManagerImpl::subscribe( + MessageListener& listener, const std::string& q, const std::string& n) +{ + return subscribe(listener, q, defaultSettings, n); +} + +Subscription SubscriptionManagerImpl::subscribe( + LocalQueue& lq, const std::string& q, const std::string& n) +{ + return subscribe(lq, q, defaultSettings, n); +} + +void SubscriptionManagerImpl::cancel(const std::string& dest) +{ + sys::Mutex::ScopedLock l(lock); + std::map<std::string, Subscription>::iterator i = subscriptions.find(dest); + if (i != subscriptions.end()) { + sync(session).messageCancel(dest); + dispatcher.cancel(dest); + Subscription s = i->second; + if (s.isValid()) + PrivateImplRef<Subscription>::get(s)->cancelDiversion(); + subscriptions.erase(i); + } +} + +void SubscriptionManagerImpl::setAutoStop(bool set) { autoStop=set; } + +void SubscriptionManagerImpl::run() +{ + dispatcher.setAutoStop(autoStop); + dispatcher.run(); +} + +void SubscriptionManagerImpl::start() +{ + dispatcher.setAutoStop(autoStop); + dispatcher.start(); +} + +void SubscriptionManagerImpl::wait() +{ + dispatcher.wait(); +} + +void SubscriptionManagerImpl::stop() +{ + dispatcher.stop(); +} + +bool SubscriptionManagerImpl::get(Message& result, const std::string& queue, sys::Duration timeout) { + LocalQueue lq; + std::string unique = framing::Uuid(true).str(); + subscribe(lq, queue, SubscriptionSettings(FlowControl::messageCredit(1)), unique); + SubscriptionManager sm(this); + AutoCancel ac(sm, unique); + //first wait for message to be delivered if a timeout has been specified + if (timeout && lq.get(result, timeout)) + return true; + //make sure message is not on queue before final check + sync(session).messageFlush(unique); + return lq.get(result, 0); +} + +Message SubscriptionManagerImpl::get(const std::string& queue, sys::Duration timeout) { + Message result; + if (!get(result, queue, timeout)) + throw Exception("Timed out waiting for a message"); + return result; +} + +Session SubscriptionManagerImpl::getSession() const { return session; } + +Subscription SubscriptionManagerImpl::getSubscription(const std::string& name) const { + sys::Mutex::ScopedLock l(lock); + std::map<std::string, Subscription>::const_iterator i = subscriptions.find(name); + if (i == subscriptions.end()) + throw Exception(QPID_MSG("Subscription not found: " << name)); + return i->second; +} + +void SubscriptionManagerImpl::registerFailoverHandler (boost::function<void ()> fh) { + dispatcher.registerFailoverHandler(fh); +} + +void SubscriptionManagerImpl::setFlowControl(const std::string& name, const FlowControl& flow) { + getSubscription(name).setFlowControl(flow); +} + +void SubscriptionManagerImpl::setFlowControl(const std::string& name, uint32_t messages, uint32_t bytes, bool window) { + setFlowControl(name, FlowControl(messages, bytes, window)); +} + +}} // namespace qpid::client + + |