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+/*
+ *
+ * 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.
+ *
+ */
+
+/**
+ * This file provides a simple test (and example) of basic
+ * functionality including declaring an exchange and a queue, binding
+ * these together, publishing a message and receiving that message
+ * asynchronously.
+ */
+
+#include <iostream>
+
+#include "../QpidError.h"
+#include "../client/ClientChannel.h"
+#include "../client/Connection.h"
+#include "../client/ClientMessage.h"
+#include "../client/MessageListener.h"
+#include "../sys/Monitor.h"
+#include "../framing/FieldTable.h"
+
+using namespace qpid::client;
+using namespace qpid::sys;
+using std::string;
+
+bool verbose = false;
+
+/**
+ * A simple message listener implementation that prints out the
+ * message content then notifies a montitor allowing the test to
+ * complete.
+ */
+class SimpleListener : public virtual MessageListener{
+ Monitor* monitor;
+
+public:
+ inline SimpleListener(Monitor* _monitor) : monitor(_monitor){}
+
+ inline virtual void received(Message& msg){
+ if (verbose)
+ std::cout << "Received message " << msg.getData() << std::endl;
+ monitor->notify();
+ }
+};
+
+int main(int argc, char**)
+{
+ verbose = argc > 1;
+ try {
+ //Use a custom exchange
+ Exchange exchange("MyExchange", Exchange::TOPIC_EXCHANGE);
+ //Use a named, temporary queue
+ Queue queue("MyQueue", true);
+
+
+ Connection con(verbose);
+ string host("localhost");
+ con.open(host, 5672, "guest", "guest", "/test");
+ if (verbose)
+ std::cout << "Opened connection." << std::endl;
+
+ //Create and open a channel on the connection through which
+ //most functionality is exposed
+ Channel channel;
+ con.openChannel(channel);
+ if (verbose) std::cout << "Opened channel." << std::endl;
+
+ //'declare' the exchange and the queue, which will create them
+ //as they don't exist
+ channel.declareExchange(exchange);
+ if (verbose) std::cout << "Declared exchange." << std::endl;
+ channel.declareQueue(queue);
+ if (verbose) std::cout << "Declared queue." << std::endl;
+
+ //now bind the queue to the exchange
+ qpid::framing::FieldTable args;
+ channel.bind(exchange, queue, "MyTopic", args);
+ if (verbose) std::cout << "Bound queue to exchange." << std::endl;
+
+ //Set up a message listener to receive any messages that
+ //arrive in our queue on the broker. We only expect one, and
+ //as it will be received on another thread, we create a
+ //montior to use to notify the main thread when that message
+ //is received.
+ Monitor monitor;
+ SimpleListener listener(&monitor);
+ string tag("MyTag");
+ channel.consume(queue, tag, &listener);
+ if (verbose) std::cout << "Registered consumer." << std::endl;
+
+ //we need to enable the message dispatching for this channel
+ //and we want that to occur on another thread so we call
+ //start().
+ channel.start();
+
+ //Now we create and publish a message to our exchange with a
+ //routing key that will cause it to be routed to our queue
+ Message msg;
+ string data("MyMessage");
+ msg.setData(data);
+ channel.publish(msg, exchange, "MyTopic");
+ if (verbose) std::cout << "Published message: " << data << std::endl;
+
+ {
+ Monitor::ScopedLock l(monitor);
+ //now we wait until we receive notification that the
+ //message was received
+ monitor.wait();
+ }
+
+ //close the channel & connection
+ channel.close();
+ if (verbose) std::cout << "Closed channel." << std::endl;
+ con.close();
+ if (verbose) std::cout << "Closed connection." << std::endl;
+ return 0;
+ } catch(const std::exception& e) {
+ std::cout << e.what() << std::endl;
+ }
+ return 1;
+}