/** * 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.netty4; import java.io.File; 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.junit.BeforeClass; import org.junit.Ignore; import org.junit.Test; /** * To run this test manually through Maven first remove the {@link Ignore} * annotation below, then make sure you've got a network interface with the name * <code>en0</code> as given by the route below. If this is not the case run * your OS specific command to find out which network interfaces you've got * supporting IPv4 (e.g. on OS-X that would be the {@code ifconfig -a} command. * Next you need to enable UDP multicast on your OS for the given multicast * address of this test ({@code 224.1.2.3}). For this purpose e.g. on OS-X * follow the steps being described <a href= * "http://blogs.agilefaqs.com/2009/11/08/enabling-multicast-on-your-macos-unix/" * >here</a>. Now running the test manually should succeed (<b>but only</b> when * using Java7+): * * <pre> * mvn test -Djava.net.preferIPv4Stack=true -Dtest=NettyUDPMulticastAsyncTest * </pre> * * Please note that using the JUnit {@link BeforeClass} annotation together with * the corresponding {@link System#setProperty(String, String) Java API} to set * the {@code java.net.preferIPv4Stack} system property would not work here as * at that moment it would be too <b>late</b> to set this system property. On * the other hand setting such a system property through the surefire-plugin * would cause side effect by the other tests of this component. */ @Ignore("See the Javadoc") public class NettyUDPMulticastAsyncTest extends BaseNettyTest { private void sendFile(String uri) throws Exception { template.send(uri, new Processor() { public void process(Exchange exchange) throws Exception { byte[] buffer = exchange.getContext().getTypeConverter().mandatoryConvertTo(byte[].class, new File("src/test/resources/test.txt")); exchange.setProperty(Exchange.CHARSET_NAME, "ASCII"); exchange.getIn().setBody(buffer); } }); } @Test public void testUDPInOnlyMulticastWithNettyConsumer() throws Exception { MockEndpoint mock = getMockEndpoint("mock:result"); mock.expectedMessageCount(1); mock.message(0).body().startsWith("Song Of A Dream".getBytes()); // any IP in the range of 224.0.0.0 through 239.255.255.255 does the job sendFile("netty4:udp://224.1.2.3:{{port}}?sync=false"); mock.assertIsSatisfied(); } @Override protected RouteBuilder createRouteBuilder() throws Exception { return new RouteBuilder() { @Override public void configure() throws Exception { from("netty4:udp://224.1.2.3:{{port}}?sync=false&networkInterface=en0") .to("mock:result") .to("log:Message"); } }; } }