bindings/qpid/dotnet/examples/csharp.map.receiver/csharp.map.receiver.cs

/*
 *
 * 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.
 *
 */

using System;
using System.Collections.Generic;
using Org.Apache.Qpid.Messaging;

namespace Org.Apache.Qpid.Messaging.examples
{
    class MapReceiver
    {
        // csharp.map.receiver example
        //
        // Send an amqp/map message to amqp:tcp:localhost:5672 amq.direct/map_example
        // The map message 
        //
        static int Main(string[] args)
        {
            string url = "amqp:tcp:localhost:5672";
            string address = "message_queue; {create: always}";
            string connectionOptions = "";

            if (args.Length > 0)
                url = args[0];
            if (args.Length > 1)
                address = args[1];
            if (args.Length > 2)
                connectionOptions = args[2];

            //
            // Create and open an AMQP connection to the broker URL
            //
            Connection connection = new Connection(url);
            connection.Open();

            //
            // Create a session and a receiver fir the direct exchange using the
            // routing key "map_example".
            //
            Session session = connection.CreateSession();
            Receiver receiver = session.CreateReceiver(address);

            //
            // Fetch the message from the broker
            //
            Message message = receiver.Fetch(DurationConstants.MINUTE);

            //
            // Extract the structured content from the message.
            //
            Dictionary<string, object> content = new Dictionary<string, object>();
            message.GetContent(content);
            Console.WriteLine("{0}", message.AsString(content));

            //
            // Acknowledge the receipt of all received messages.
            //
            session.Acknowledge();

            //
            // Close the receiver and the connection.
            //
            receiver.Close();
            connection.Close();
            return 0;
        }
    }
}