Sample and test for DynamicRouter with routing logic changed via the ConrolBus
This commit is contained in:
Oleg Zhurakousky
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<?xml version="1.0" encoding="UTF-8"?>
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<beans xmlns="http://www.springframework.org/schema/beans"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
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http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd
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http://www.springframework.org/schema/integration http://www.springframework.org/schema/integration/spring-integration-2.0.xsd
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http://www.springframework.org/schema/integration/jmx http://www.springframework.org/schema/integration/jmx/spring-integration-jmx-2.0.xsd"
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xmlns:context="http://www.springframework.org/schema/context"
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xmlns:int="http://www.springframework.org/schema/integration"
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xmlns:int-jmx="http://www.springframework.org/schema/integration/jmx">
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<context:mbean-export />
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<context:mbean-server />
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<int-jmx:operation-invoking-channel-adapter
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id="controlChannel"
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object-name="org.springframework.integration.jmx.config:type=SimpleDynamicRouter,name=dynamicRouter"
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operation-name="addChannelMapping" />
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<int:router input-channel="routingChannel" ref="dynamicRouter" method="route"
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default-output-channel="errorChannel"
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ignore-channel-name-resolution-failures="true"/>
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<bean id="dynamicRouter"
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class="org.springframework.integration.jmx.config.SimpleDynamicRouter">
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<constructor-arg>
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<map>
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<entry key="java.lang.String" value="processAChannel" />
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<entry key="java.lang.Integer" value="processBChannel" />
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</map>
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</constructor-arg>
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</bean>
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<int:channel id="processAChannel">
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<int:queue/>
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</int:channel>
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<int:channel id="processBChannel">
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<int:queue/>
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</int:channel>
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<int:channel id="processCChannel">
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<int:queue/>
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</int:channel>
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</beans>
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@@ -0,0 +1,78 @@
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/*
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* Copyright 2002-2010 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.integration.jmx.config;
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import java.util.HashMap;
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import java.util.Map;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.beans.factory.annotation.Qualifier;
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import org.springframework.integration.Message;
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import org.springframework.integration.channel.QueueChannel;
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import org.springframework.integration.core.MessageBuilder;
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import org.springframework.integration.core.MessageChannel;
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import org.springframework.integration.core.StringMessage;
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import org.springframework.integration.jmx.JmxHeaders;
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import org.springframework.jmx.export.annotation.ManagedOperation;
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import org.springframework.jmx.export.annotation.ManagedResource;
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import org.springframework.test.context.ContextConfiguration;
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import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
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import org.springframework.util.Assert;
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import static org.junit.Assert.assertEquals;
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/**
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* @author Oleg Zhurakousky
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*
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*/
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@ContextConfiguration
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@RunWith(SpringJUnit4ClassRunner.class)
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public class DynamicRouterTests {
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@Autowired
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@Qualifier("controlChannel")
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private MessageChannel controlChannel;
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@Autowired
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@Qualifier("routingChannel")
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private MessageChannel routingChannel;
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@Autowired
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@Qualifier("processAChannel")
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private QueueChannel processAChannel;
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@Autowired
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@Qualifier("processBChannel")
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private QueueChannel processBChannel;
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@Autowired
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@Qualifier("processCChannel")
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private QueueChannel processCChannel;
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@Test
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public void testRouteChange() throws Exception {
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routingChannel.send(new StringMessage("123"));
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assertEquals("123", processAChannel.receive().getPayload());
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routingChannel.send(MessageBuilder.withPayload(123).build());
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assertEquals(123, processBChannel.receive().getPayload());
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controlChannel.send(MessageBuilder.withPayload(new String[]{"java.lang.String", "processCChannel"}).build());
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routingChannel.send(new StringMessage("123"));
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assertEquals("123", processCChannel.receive().getPayload());
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}
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}
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@@ -0,0 +1,78 @@
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/*
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* Copyright 2002-2010 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.integration.jmx.config;
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import java.util.HashMap;
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import java.util.Map;
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import org.springframework.jmx.export.annotation.ManagedOperation;
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import org.springframework.jmx.export.annotation.ManagedResource;
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import org.springframework.util.Assert;
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/**
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* @author Oleg Zhurakousky
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*
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*/
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/**
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*
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*
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*/
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@ManagedResource
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public class SimpleDynamicRouter{
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private final Map<String, String> channelMappings = new HashMap<String, String>();
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/**
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*
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* @param channelMappings
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*/
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public SimpleDynamicRouter(Map<String, String> channelMappings){
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Assert.notEmpty(channelMappings, "you must provide at least one channel mappings");
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for (String key : channelMappings.keySet()) {
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this.channelMappings.put(key, channelMappings.get(key));
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}
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}
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/**
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*
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* @param key
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* @param channelName
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*/
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@ManagedOperation
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public void addChannelMapping(String key, String channelName){
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this.channelMappings.put(key, channelName);
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}
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/**
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*
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* @param key
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*/
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public void removeChannelMapping(String key){
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this.channelMappings.remove(key);
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}
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/**
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*
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* @return
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*/
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public Map<String, String> getChannelMappings(){
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return channelMappings;
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}
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/**
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*
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* @param key
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* @return
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*/
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public String route(Object key){
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String className = key.getClass().getName();
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return this.channelMappings.get(className);
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}
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}
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