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Diffstat (limited to 'M4-RCs/qpid/cpp/examples/fanout/listener.cpp')
-rw-r--r-- | M4-RCs/qpid/cpp/examples/fanout/listener.cpp | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/M4-RCs/qpid/cpp/examples/fanout/listener.cpp b/M4-RCs/qpid/cpp/examples/fanout/listener.cpp deleted file mode 100644 index b6050ef728..0000000000 --- a/M4-RCs/qpid/cpp/examples/fanout/listener.cpp +++ /dev/null @@ -1,126 +0,0 @@ -/* - * - * 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. - * - */ - - -/** - * listener.cpp - * - * This program is one of two programs designed to be used - * together. - * - * fanout_producer.cpp - * - * Publishes messages to the "amq.fanout" exchange. - * - * listener.cpp (this program) - * - * Creates a private queue, binds it to the "amq.fanout" - * exchange, and reads messages from its queue as they - * arrive. Messages sent before the listener binds the queue are - * not received. - * - * Multiple listeners can run at the same time. - * - */ - - -#include <qpid/client/Connection.h> -#include <qpid/client/Session.h> -#include <qpid/client/Message.h> -#include <qpid/client/MessageListener.h> -#include <qpid/client/SubscriptionManager.h> - -#include <unistd.h> -#include <cstdlib> -#include <iostream> - -using namespace qpid::client; -using namespace qpid::framing; - - -class Listener : public MessageListener{ - private: - SubscriptionManager& subscriptions; - public: - Listener(SubscriptionManager& subscriptions); - virtual void received(Message& message); -}; - -Listener::Listener(SubscriptionManager& subs) : subscriptions(subs) -{} - -void Listener::received(Message& message) { - std::cout << "Message: " << message.getData() << std::endl; - if (message.getData() == "That's all, folks!") { - std::cout << "Shutting down listener for " << message.getDestination() - << std::endl; - subscriptions.cancel(message.getDestination()); - } -} - -int main(int argc, char** argv) { - const char* host = argc>1 ? argv[1] : "127.0.0.1"; - int port = argc>2 ? atoi(argv[2]) : 5672; - - Connection connection; - try { - connection.open(host, port); - Session session = connection.newSession(); - - //--------- Main body of program -------------------------------------------- - - // Each client creates its own private queue, using the - // session id to guarantee a unique name. It then routes - // all messages from the fanout exchange to its own queue - // by binding to the queue. - // - // The binding specifies a binding key, but for a fanout - // exchange, the binding key is optional and is not used - // for routing decisions. It can be useful for tracking - // messages and routing in logs. - - std::string myQueue=session.getId().getName(); - session.queueDeclare(arg::queue=myQueue, arg::exclusive=true, - arg::autoDelete=true); - - session.exchangeBind(arg::exchange="amq.fanout", arg::queue=myQueue, arg::bindingKey="my-key"); - - // Create a listener and subscribe it to my queue. - SubscriptionManager subscriptions(session); - Listener listener(subscriptions); - subscriptions.subscribe(listener, myQueue); - - // Receive messages until the subscription is cancelled - // by Listener::received() - std::cout << "Listening" << std::endl; - subscriptions.run(); - - //--------------------------------------------------------------------------- - - connection.close(); - return 0; - } catch(const std::exception& error) { - std::cout << error.what() << std::endl; - } - return 1; -} - - |