| /* |
| * 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 "DynamicDestinationResolver.h" |
| #include "ResourceLifecycleManager.h" |
| #include <cms/CMSException.h> |
| |
| using namespace activemq::cmsutil; |
| using namespace decaf::util; |
| using namespace cms; |
| using namespace std; |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| cms::Topic* DynamicDestinationResolver::SessionResolver::getTopic(const std::string& topicName) { |
| |
| cms::Topic* topic = NULL; |
| try { |
| |
| // See if we already have a topic with this name. |
| topic = topicMap.get(topicName); |
| |
| } catch (decaf::util::NoSuchElementException& ex) { |
| |
| // Create a new topic. |
| topic = session->createTopic(topicName); |
| |
| // Add the topic to the lifecycle manager. |
| resourceLifecycleManager->addDestination(topic); |
| |
| // Add the topic to the map. |
| topicMap.put(topicName, topic); |
| } |
| return topic; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| cms::Queue* DynamicDestinationResolver::SessionResolver::getQueue(const std::string& queueName) { |
| |
| cms::Queue* queue = NULL; |
| try { |
| |
| // See if we already have a queue with this name. |
| queue = queueMap.get(queueName); |
| |
| } catch (decaf::util::NoSuchElementException& ex) { |
| |
| // Create a new queue. |
| queue = session->createQueue(queueName); |
| |
| // Add the queue to the lifecycle manager. |
| resourceLifecycleManager->addDestination(queue); |
| |
| // Add the queue to the map. |
| queueMap.put(queueName, queue); |
| } |
| return queue; |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| DynamicDestinationResolver::DynamicDestinationResolver() : |
| DestinationResolver(), sessionResolverMap(), resourceLifecycleManager(NULL) { |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| DynamicDestinationResolver::~DynamicDestinationResolver() { |
| destroy(); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| void DynamicDestinationResolver::destroy() { |
| |
| // Destroy the session resolvers. |
| std::auto_ptr<Iterator<SessionResolver*> > sessionResolvers(sessionResolverMap.values().iterator()); |
| while (sessionResolvers->hasNext()) { |
| delete sessionResolvers->next(); |
| } |
| |
| sessionResolverMap.clear(); |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| cms::Destination* DynamicDestinationResolver::resolveDestinationName(cms::Session* session, const std::string& destName, bool pubSubDomain) { |
| |
| if (destName == "") { |
| throw CMSException("destination name is invalid", NULL); |
| } |
| |
| // Get the resolver for this session. |
| SessionResolver* resolver = NULL; |
| try { |
| resolver = sessionResolverMap.get(session); |
| } catch (decaf::util::NoSuchElementException& ex) { |
| resolver = new SessionResolver(session, resourceLifecycleManager); |
| sessionResolverMap.put(session, resolver); |
| } |
| |
| // Return the appropriate destination. |
| if (pubSubDomain) { |
| return resolver->getTopic(destName); |
| } else { |
| return resolver->getQueue(destName); |
| } |
| } |