camel-2.8.x/components/camel-jaxb/src/test/java/org/apache/camel/example/DataFormatConcurrentTest.java

/**
 * 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.example;

import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.converter.jaxb.JaxbDataFormat;
import org.apache.camel.spi.DataFormat;
import org.apache.camel.test.junit4.CamelTestSupport;
import org.junit.Test;

/**
 * @version 
 */
public class DataFormatConcurrentTest extends CamelTestSupport {

    private int size = 2000;

    @Test
    public void testSendConcurrent() throws Exception {
        MockEndpoint mock = getMockEndpoint("mock:result");
        mock.expectedMessageCount(size);

        // wait for seda consumer to start up properly
        Thread.sleep(1000);

        ExecutorService executor = Executors.newCachedThreadPool();
        for (int i = 0; i < size; i++) {

            // sleep a little so we interleave with the marshaller
            try {
                Thread.sleep(1, 500);
            } catch (InterruptedException e) {
                // ignore
            }

            executor.execute(new Runnable() {
                public void run() {
                    PurchaseOrder bean = new PurchaseOrder();
                    bean.setName("Beer");
                    bean.setAmount(23);
                    bean.setPrice(2.5);

                    template.sendBody("seda:start?size=" + size + "&concurrentConsumers=5", bean);
                }
            });
        }

        assertMockEndpointsSatisfied();
    }

    protected RouteBuilder createRouteBuilder() {
        return new RouteBuilder() {
            public void configure() {
                DataFormat jaxb = new JaxbDataFormat("org.apache.camel.example");

                // use seda that supports concurrent consumers for concurrency
                from("seda:start?size=" + size + "&concurrentConsumers=5").marshal(jaxb).convertBodyTo(String.class).to("mock:result");
            }
        };
    }

}