| /** |
| * 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.processor; |
| |
| import java.util.Random; |
| |
| import org.apache.camel.ContextTestSupport; |
| import org.apache.camel.Exchange; |
| import org.apache.camel.Processor; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.component.mock.MockEndpoint; |
| import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor; |
| |
| /** |
| * Unit test the pipeline in concurrent conditions. |
| */ |
| public class PipelineConcurrentTest extends ContextTestSupport { |
| |
| private String uri = "seda:in?size=2000&concurrentConsumers=10"; |
| |
| public void testConcurrentPipeline() throws Exception { |
| int total = 200; |
| final int group = total / 20; |
| MockEndpoint mock = getMockEndpoint("mock:result"); |
| mock.expectedMessageCount(total); |
| |
| ThreadPoolTaskExecutor executor = new ThreadPoolTaskExecutor(); |
| executor.setCorePoolSize(20); |
| executor.afterPropertiesSet(); |
| for (int i = 0; i < 20; i++) { |
| final int threadCount = i; |
| executor.execute(new Runnable() { |
| public void run() { |
| int start = threadCount * group; |
| for (int i = 0; i < group; i++) { |
| try { |
| // do some random sleep to simulate spread in user activity |
| Thread.sleep(new Random().nextInt(10)); |
| } catch (InterruptedException e) { |
| // ignore |
| } |
| template.sendBody(uri, "" + (start + i)); |
| } |
| } |
| }); |
| } |
| |
| mock.assertIsSatisfied(); |
| mock.expectsNoDuplicates(body()); |
| executor.shutdown(); |
| } |
| |
| protected RouteBuilder createRouteBuilder() throws Exception { |
| return new RouteBuilder() { |
| public void configure() throws Exception { |
| // to force any exceptions coming forward immediately |
| errorHandler(noErrorHandler()); |
| |
| from(uri) |
| .pipeline("direct:do", "mock:result"); |
| |
| from("direct:do") |
| .process(new Processor() { |
| public void process(Exchange exchange) throws Exception { |
| String body = exchange.getIn().getBody(String.class); |
| exchange.getOut().setBody("Bye " + body); |
| } |
| }); |
| } |
| }; |
| } |
| } |