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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.
*
*/
using System;
using System.Threading;
using log4net;
using NUnit.Framework;
using Apache.Qpid.Messaging;
namespace Apache.Qpid.Integration.Tests.testcases
{
[TestFixture, Category("Integration")]
public class ServiceProvidingClient : BaseMessagingTestFixture
{
private static ILog _logger = LogManager.GetLogger(typeof(ServiceProvidingClient));
private int _messageCount;
private string _replyToExchangeName;
private string _replyToRoutingKey;
const int PACK = 100;
private IMessagePublisher _destinationPublisher;
private IMessageConsumer _consumer;
private string _serviceName = "ServiceQ1";
private string _selector = null;
[SetUp]
public override void Init()
{
base.Init();
_logger.Info("Starting...");
_logger.Info("Service (queue) name is '" + _serviceName + "'...");
_connection.ExceptionListener = new ExceptionListenerDelegate(OnConnectionException);
_logger.Info("Message selector is <" + _selector + ">...");
_channel.DeclareQueue(_serviceName, false, false, false);
_consumer = _channel.CreateConsumerBuilder(_serviceName)
.WithPrefetchLow(100)
.WithPrefetchHigh(500)
.WithNoLocal(true)
.Create();
_consumer.OnMessage = new MessageReceivedDelegate(OnMessage);
}
public override void Shutdown()
{
_consumer.Dispose();
base.Shutdown();
}
private void OnConnectionException(Exception e)
{
_logger.Info("Connection exception occurred", e);
// XXX: Test still doesn't shutdown when broker terminates. Is there no heartbeat?
}
[Test]
public void Test()
{
_connection.Start();
_logger.Info("Waiting...");
ServiceRequestingClient client = new ServiceRequestingClient();
client.Init();
client.SendMessages();
}
private void OnMessage(IMessage message)
{
// _logger.Info("Got message '" + message + "'");
ITextMessage tm = (ITextMessage)message;
try
{
string replyToExchangeName = tm.ReplyToExchangeName;
string replyToRoutingKey = tm.ReplyToRoutingKey;
_replyToExchangeName = replyToExchangeName;
_replyToRoutingKey = replyToRoutingKey;
_logger.Debug("About to create a producer");
// Console.WriteLine("ReplyTo.ExchangeName = " + _replyToExchangeName);
// Console.WriteLine("ReplyTo.RoutingKey = " + _replyToRoutingKey);
_destinationPublisher = _channel.CreatePublisherBuilder()
.WithExchangeName(_replyToExchangeName)
.WithRoutingKey(_replyToRoutingKey)
.WithDeliveryMode(DeliveryMode.NonPersistent)
.Create();
_destinationPublisher.DisableMessageTimestamp = true;
_logger.Debug("After create a producer");
}
catch (QpidException e)
{
_logger.Error("Error creating destination", e);
throw e;
}
_messageCount++;
if (_messageCount % PACK == 0)
{
_logger.Info("Received message total: " + _messageCount);
_logger.Info(string.Format("Sending response to '{0}:{1}'",
_replyToExchangeName, _replyToRoutingKey));
}
try
{
String payload = "This is a response: sing together: 'Mahnah mahnah...'" + tm.Text;
ITextMessage msg = _channel.CreateTextMessage(payload);
if ( tm.Headers.Contains("timeSent") )
{
msg.Headers["timeSent"] = tm.Headers["timeSent"];
}
_destinationPublisher.Send(msg);
} catch ( QpidException e )
{
_logger.Error("Error sending message: " + e, e);
throw e;
} finally
{
_destinationPublisher.Dispose();
}
}
}
}
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