| /* |
| * 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. |
| * |
| * |
| */ |
| package org.apache.qpid.systests.jms_1_1.consumer; |
| |
| import static org.junit.Assert.assertNotNull; |
| import static org.junit.Assert.assertNull; |
| |
| import java.time.Instant; |
| |
| import javax.jms.Connection; |
| import javax.jms.Message; |
| import javax.jms.MessageConsumer; |
| import javax.jms.Queue; |
| import javax.jms.Session; |
| |
| import org.junit.Test; |
| |
| import org.apache.qpid.systests.JmsTestBase; |
| import org.apache.qpid.systests.Utils; |
| |
| public class SynchReceiveTest extends JmsTestBase |
| { |
| |
| @Test |
| public void receiveWithTimeout() throws Exception |
| { |
| Queue queue = createQueue(getTestName()); |
| Connection connection = getConnection(); |
| |
| try |
| { |
| final int numberOfMessages = 3; |
| connection.start(); |
| Utils.sendMessages(connection, queue, numberOfMessages); |
| |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| MessageConsumer consumer = session.createConsumer(queue); |
| |
| for (int num = 0; num < numberOfMessages; num++) |
| { |
| assertNotNull(String.format("Expected message (%d) not received", num), consumer.receive(getReceiveTimeout())); |
| } |
| |
| assertNull("Received too many messages", consumer.receive(getReceiveTimeout())); |
| |
| } |
| finally |
| { |
| connection.close(); |
| } |
| } |
| |
| @Test |
| public void receiveNoWait() throws Exception |
| { |
| Queue queue = createQueue(getTestName()); |
| Connection connection = getConnection(); |
| |
| try |
| { |
| connection.start(); |
| Utils.sendMessages(connection, queue, 1); |
| |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| MessageConsumer consumer = session.createConsumer(queue); |
| |
| final Instant timeout = Instant.now().plusMillis(getReceiveTimeout()); |
| Message msg; |
| do |
| { |
| msg = consumer.receiveNoWait(); |
| } |
| while(msg == null && Instant.now().isBefore(timeout)); |
| |
| assertNotNull("Expected message not received within timeout", msg); |
| assertNull("Received too many messages", consumer.receiveNoWait()); |
| } |
| finally |
| { |
| connection.close(); |
| } |
| } |
| |
| @Test |
| public void twoConsumersInterleaved() throws Exception |
| { |
| Queue queue = createQueue(getTestName()); |
| Connection connection = getConnectionBuilder().setPrefetch(0).build(); |
| |
| try |
| { |
| final int numberOfReceiveLoops = 3; |
| final int numberOfMessages = numberOfReceiveLoops * 2; |
| |
| connection.start(); |
| Utils.sendMessages(connection, queue, numberOfMessages); |
| |
| Session consumerSession1 = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| MessageConsumer consumer1 = consumerSession1.createConsumer(queue); |
| |
| Session consumerSession2 = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| MessageConsumer consumer2 = consumerSession2.createConsumer(queue); |
| |
| for(int i = 0; i < numberOfReceiveLoops; i++) |
| { |
| final Message receive1 = consumer1.receive(getReceiveTimeout()); |
| assertNotNull("Expected message not received from consumer1 within timeout", receive1); |
| |
| final Message receive2 = consumer2.receive(getReceiveTimeout()); |
| assertNotNull("Expected message not received from consumer1 within timeout", receive2); |
| } |
| } |
| finally |
| { |
| connection.close(); |
| } |
| } |
| } |