| /* |
| * 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 Apache.NMS; |
| using Apache.NMS.Policies; |
| using Apache.NMS.Util; |
| using Apache.NMS.Stomp; |
| using Apache.NMS.Test; |
| using NUnit.Framework; |
| using NUnit.Framework.Extensions; |
| |
| namespace Apache.NMS.Stomp.Test |
| { |
| [TestFixture] |
| public class MessageListenerRedeliveryTest : NMSTestSupport |
| { |
| private Connection connection; |
| private int counter; |
| private ISession session; |
| |
| [SetUp] |
| public override void SetUp() |
| { |
| this.connection = (Connection) CreateConnection(); |
| this.connection.RedeliveryPolicy = GetRedeliveryPolicy(); |
| |
| this.counter = 0; |
| } |
| |
| [TearDown] |
| public override void TearDown() |
| { |
| this.session = null; |
| |
| if(this.connection != null) |
| { |
| this.connection.Close(); |
| this.connection = null; |
| } |
| |
| base.TearDown(); |
| } |
| |
| protected IRedeliveryPolicy GetRedeliveryPolicy() |
| { |
| RedeliveryPolicy redeliveryPolicy = new RedeliveryPolicy(); |
| redeliveryPolicy.InitialRedeliveryDelay = 1000; |
| redeliveryPolicy.MaximumRedeliveries = 3; |
| redeliveryPolicy.BackOffMultiplier = (short)2; |
| redeliveryPolicy.UseExponentialBackOff = true; |
| return redeliveryPolicy; |
| } |
| |
| private void OnMessageListener(IMessage message) |
| { |
| counter++; |
| if(this.counter <= 4) |
| { |
| session.Rollback(); |
| } |
| else |
| { |
| message.Acknowledge(); |
| session.Commit(); |
| } |
| } |
| |
| [Test] |
| public void TestQueueRollbackConsumerListener() |
| { |
| connection.Start(); |
| |
| this.session = connection.CreateSession(AcknowledgementMode.Transactional); |
| ITemporaryQueue queue = session.CreateTemporaryQueue(); |
| IMessageProducer producer = session.CreateProducer(queue); |
| IMessage message = session.CreateTextMessage("Test Message"); |
| producer.Send(message); |
| session.Commit(); |
| |
| IMessageConsumer consumer = session.CreateConsumer(queue); |
| |
| consumer.Listener += new MessageListener(OnMessageListener); |
| |
| Thread.Sleep(500); |
| |
| // first try.. should get 2 since there is no delay on the |
| // first redeliver.. |
| Assert.AreEqual(2, counter); |
| |
| Thread.Sleep(1000); |
| |
| // 2nd redeliver (redelivery after 1 sec) |
| Assert.AreEqual(3, counter); |
| |
| Thread.Sleep(2000); |
| |
| // 3rd redeliver (redelivery after 2 seconds) - it should give up after |
| // that |
| Assert.AreEqual(4, counter); |
| |
| // create new message |
| producer.Send(session.CreateTextMessage("Test Message Again")); |
| session.Commit(); |
| |
| Thread.Sleep(500); |
| |
| // it should be committed, so no redelivery |
| Assert.AreEqual(5, counter); |
| |
| Thread.Sleep(1500); |
| |
| // no redelivery, counter should still be 5 |
| Assert.AreEqual(5, counter); |
| |
| session.Close(); |
| } |
| |
| } |
| } |