| /* |
| * 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.camel.component.jms; |
| |
| import java.lang.reflect.InvocationTargetException; |
| import java.lang.reflect.Method; |
| import java.util.concurrent.Callable; |
| import java.util.concurrent.CountDownLatch; |
| import java.util.concurrent.ExecutorService; |
| import java.util.concurrent.Executors; |
| |
| import javax.jms.ConnectionFactory; |
| |
| import org.apache.camel.CamelContext; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.test.junit4.CamelTestSupport; |
| import org.apache.camel.util.concurrent.ThreadHelper; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.TestName; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import static org.apache.camel.component.jms.JmsComponent.jmsComponentAutoAcknowledge; |
| |
| /** |
| * |
| */ |
| public class JmsDefaultTaskExecutorTypeTest extends CamelTestSupport { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(JmsDefaultTaskExecutorTypeTest.class); |
| @Rule public TestName name = new TestName(); |
| |
| @Test |
| public void testThreadPoolTaskExecutor() throws Exception { |
| context.getRouteController().startRoute("threadPool"); |
| Long beforeThreadCount = currentThreadCount(); |
| getMockEndpoint("mock:result.threadPool").expectedMessageCount(1000); |
| doSendMessages("foo.threadPool", 500, 5, DefaultTaskExecutorType.ThreadPool); |
| Thread.sleep(100); |
| doSendMessages("foo.threadPool", 500, 5, DefaultTaskExecutorType.ThreadPool); |
| assertMockEndpointsSatisfied(); |
| Long numberThreadsCreated = currentThreadCount() - beforeThreadCount; |
| LOG.info("Number of threads created, testThreadPoolTaskExecutor: " + numberThreadsCreated); |
| assertTrue("Number of threads created should be equal or lower than " |
| + "100 with ThreadPoolTaskExecutor", numberThreadsCreated <= 100); |
| } |
| |
| @Test |
| public void testSimpleAsyncTaskExecutor() throws Exception { |
| context.getRouteController().startRoute("simpleAsync"); |
| Long beforeThreadCount = currentThreadCount(); |
| getMockEndpoint("mock:result.simpleAsync").expectedMessageCount(1000); |
| doSendMessages("foo.simpleAsync", 500, 5, DefaultTaskExecutorType.SimpleAsync); |
| Thread.sleep(100); |
| doSendMessages("foo.simpleAsync", 500, 5, DefaultTaskExecutorType.SimpleAsync); |
| assertMockEndpointsSatisfied(); |
| Long numberThreadsCreated = currentThreadCount() - beforeThreadCount; |
| LOG.info("Number of threads created, testSimpleAsyncTaskExecutor: " + numberThreadsCreated); |
| assertTrue("Number of threads created should be equal or higher than " |
| + "800 with SimpleAsyncTaskExecutor", numberThreadsCreated >= 800); |
| } |
| |
| @Test |
| public void testDefaultTaskExecutor() throws Exception { |
| context.getRouteController().startRoute("default"); |
| Long beforeThreadCount = currentThreadCount(); |
| getMockEndpoint("mock:result.default").expectedMessageCount(1000); |
| doSendMessages("foo.default", 500, 5, null); |
| Thread.sleep(100); |
| doSendMessages("foo.default", 500, 5, null); |
| assertMockEndpointsSatisfied(); |
| Long numberThreadsCreated = currentThreadCount() - beforeThreadCount; |
| LOG.info("Number of threads created, testDefaultTaskExecutor: " + numberThreadsCreated); |
| assertTrue("Number of threads created should be equal or higher than " |
| + "800 with default behaviour", numberThreadsCreated >= 800); |
| } |
| |
| @Test |
| public void testDefaultTaskExecutorThreadPoolAtComponentConfig() throws Exception { |
| // the default behaviour changes in this test, see createCamelContext method below |
| // the behaviour is the same as with testThreadPoolTaskExecutor test method above |
| context.getRouteController().startRoute("default"); |
| Long beforeThreadCount = currentThreadCount(); |
| getMockEndpoint("mock:result.default").expectedMessageCount(1000); |
| doSendMessages("foo.default", 500, 5, DefaultTaskExecutorType.ThreadPool); |
| Thread.sleep(100); |
| doSendMessages("foo.default", 500, 5, DefaultTaskExecutorType.ThreadPool); |
| assertMockEndpointsSatisfied(); |
| Long numberThreadsCreated = currentThreadCount() - beforeThreadCount; |
| LOG.info("Number of threads created, testDefaultTaskExecutorThreadPoolAtComponentConfig: " + numberThreadsCreated); |
| assertTrue("Number of threads created should be equal or lower than " |
| + "100 with ThreadPoolTaskExecutor as a component default", numberThreadsCreated <= 100); |
| } |
| |
| private Long currentThreadCount() throws NoSuchMethodException, |
| IllegalAccessException, InvocationTargetException { |
| Method m = ThreadHelper.class.getDeclaredMethod("nextThreadCounter", (Class<?>[]) null); |
| m.setAccessible(true); |
| Long nextThreadCount = (Long) m.invoke(null); |
| return nextThreadCount; |
| } |
| |
| @Override |
| protected CamelContext createCamelContext() throws Exception { |
| CamelContext camelContext = super.createCamelContext(); |
| ConnectionFactory connectionFactory = CamelJmsTestHelper.createConnectionFactory(); |
| JmsComponent jmsComponent = jmsComponentAutoAcknowledge(connectionFactory); |
| jmsComponent.getConfiguration().setMaxMessagesPerTask(1); |
| jmsComponent.getConfiguration().setIdleTaskExecutionLimit(1); |
| jmsComponent.getConfiguration().setConcurrentConsumers(3); |
| jmsComponent.getConfiguration().setMaxConcurrentConsumers(10); |
| jmsComponent.getConfiguration().setReceiveTimeout(50); |
| if ("testDefaultTaskExecutorThreadPoolAtComponentConfig".equals(getTestMethodName())) { |
| jmsComponent.getConfiguration().setDefaultTaskExecutorType(DefaultTaskExecutorType.ThreadPool); |
| } |
| camelContext.addComponent("activemq", jmsComponent); |
| return camelContext; |
| } |
| |
| private void doSendMessages(final String queueName, int messages, int poolSize, |
| final DefaultTaskExecutorType defaultTaskExecutorType) throws Exception { |
| ExecutorService executor = Executors.newFixedThreadPool(poolSize); |
| final CountDownLatch latch = new CountDownLatch(messages); |
| for (int i = 0; i < messages; i++) { |
| final int index = i; |
| executor.submit(new Callable<Object>() { |
| public Object call() throws Exception { |
| String options = defaultTaskExecutorType == null ? "" : "?defaultTaskExecutorType=" |
| + defaultTaskExecutorType.toString(); |
| template.requestBody("activemq:queue:" + queueName + options, "Message " + index); |
| latch.countDown(); |
| return null; |
| } |
| }); |
| } |
| latch.await(); |
| executor.shutdown(); |
| } |
| |
| @Override |
| protected RouteBuilder createRouteBuilder() throws Exception { |
| return new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| from("activemq:queue:foo.simpleAsync?defaultTaskExecutorType=SimpleAsync").routeId("simpleAsync").noAutoStartup() |
| .to("mock:result.simpleAsync") |
| .setBody(constant("Reply")); |
| |
| from("activemq:queue:foo.threadPool?defaultTaskExecutorType=ThreadPool").routeId("threadPool").noAutoStartup() |
| .to("mock:result.threadPool") |
| .setBody(constant("Reply")); |
| |
| from("activemq:queue:foo.default").routeId("default").noAutoStartup() |
| .to("mock:result.default") |
| .setBody(constant("Reply")); |
| } |
| }; |
| } |
| } |