| /** |
| * 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.itest.async; |
| |
| import javax.naming.Context; |
| |
| import org.apache.activemq.camel.component.ActiveMQComponent; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.impl.JndiRegistry; |
| import org.apache.camel.impl.StringDataFormat; |
| import org.apache.camel.spi.DataFormat; |
| import org.apache.camel.test.junit4.CamelTestSupport; |
| import org.apache.camel.util.jndi.JndiContext; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| /** |
| * @version |
| */ |
| public class HttpAsyncDslTest extends CamelTestSupport { |
| |
| private static volatile String order = ""; |
| |
| @Test |
| public void testRequestOnly() throws Exception { |
| getMockEndpoint("mock:validate").expectedMessageCount(1); |
| // even though its request only the message is still continued being processed |
| getMockEndpoint("mock:order").expectedMessageCount(1); |
| |
| template.sendBody("jms:queue:order", "Order: Camel in Action"); |
| order += "C"; |
| |
| assertMockEndpointsSatisfied(); |
| |
| // B should be last (either ABC or BAC depending on threading) |
| assertEquals(3, order.length()); |
| assertTrue(order.endsWith("B")); |
| } |
| |
| @Test |
| public void testRequestReply() throws Exception { |
| getMockEndpoint("mock:validate").expectedMessageCount(1); |
| // even though its request only the message is still continued being processed |
| getMockEndpoint("mock:order").expectedMessageCount(1); |
| |
| String response = template.requestBody("jms:queue:order", "Order: Camel in Action", String.class); |
| order += "C"; |
| |
| assertMockEndpointsSatisfied(); |
| |
| // should be in strict ABC order as we do request/reply |
| assertEquals("ABC", order); |
| assertEquals("Order OK", response); |
| } |
| |
| @Override |
| @Before |
| public void setUp() throws Exception { |
| order = ""; |
| super.setUp(); |
| } |
| |
| @Override |
| protected JndiRegistry createRegistry() throws Exception { |
| JndiRegistry jndi = super.createRegistry(); |
| jndi.bind("validateOrder", new MyValidateOrderBean()); |
| jndi.bind("handleOrder", new MyHandleOrderBean()); |
| return jndi; |
| } |
| |
| @Override |
| protected Context createJndiContext() throws Exception { |
| JndiContext answer = new JndiContext(); |
| |
| // add ActiveMQ with embedded broker |
| ActiveMQComponent amq = ActiveMQComponent.activeMQComponent("vm://localhost?broker.persistent=false"); |
| amq.setCamelContext(context); |
| answer.bind("jms", amq); |
| return answer; |
| } |
| |
| @Override |
| protected RouteBuilder createRouteBuilder() throws Exception { |
| return new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| // START SNIPPET: e1 |
| // just a unit test but imaging using your own data format that does complex |
| // and CPU heavy processing for decrypting the message |
| DataFormat mySecureDataFormat = new StringDataFormat("iso-8859-1"); |
| |
| // list on the JMS queue for new orders |
| from("jms:queue:order") |
| // do some sanity check validation |
| .to("bean:validateOrder") |
| .to("mock:validate") |
| // use multi threading with a pool size of 20 |
| // turn the route async as some others do not expect a reply |
| // and a few does then we can use the threads DSL as a turning point |
| // if the JMS ReplyTo was set then we expect a reply, otherwise not |
| // use a pool of 20 threads for the point forward |
| .threads(20) |
| // do some CPU heavy processing of the message (we simulate and delay just 500 ms) |
| .unmarshal(mySecureDataFormat).delay(1000).to("bean:handleOrder").to("mock:order"); |
| // END SNIPPET: e1 |
| } |
| }; |
| } |
| |
| public static class MyValidateOrderBean { |
| |
| public void validateOrder(byte[] payload) { |
| order += "A"; |
| // noop |
| } |
| } |
| |
| public static class MyHandleOrderBean { |
| |
| public String handleOrder(String message) { |
| order += "B"; |
| return "Order OK"; |
| // noop |
| } |
| } |
| } |