Merge pull request #794 from garyrussell/INT-2999

* INT-2999: Add BeanResolvers to AMQP OB Endpoints
This commit is contained in:
Mark Fisher
2013-05-07 12:56:34 -04:00
2 changed files with 52 additions and 3 deletions

View File

@@ -1,5 +1,5 @@
/*
* Copyright 2002-2012 the original author or authors.
* Copyright 2002-2013 the original author or authors.
*
* Licensed 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
@@ -23,6 +23,7 @@ import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.amqp.rabbit.core.RabbitTemplate.ReturnCallback;
import org.springframework.amqp.rabbit.support.CorrelationData;
import org.springframework.amqp.support.converter.MessageConverter;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.expression.Expression;
import org.springframework.expression.ExpressionParser;
import org.springframework.expression.spel.SpelParserConfiguration;
@@ -87,21 +88,31 @@ public class AmqpOutboundEndpoint extends AbstractReplyProducingMessageHandler
"Either an exchangeName or an exchangeNameExpression can be provided, but not both");
Assert.state(this.confirmCorrelationExpression == null || !this.expectReply,
"Confirm correlation expression does not apply to a gateway");
BeanFactory beanFactory = this.getBeanFactory();
if (exchangeNameExpression != null) {
Expression expression = expressionParser.parseExpression(this.exchangeNameExpression);
this.exchangeNameGenerator = new ExpressionEvaluatingMessageProcessor<String>(expression, String.class);
if (beanFactory != null) {
this.exchangeNameGenerator.setBeanFactory(beanFactory);
}
}
Assert.state(routingKeyExpression == null || routingKey == null,
"Either a routingKey or a routingKeyExpression can be provided, but not both");
if (routingKeyExpression != null) {
Expression expression = expressionParser.parseExpression(this.routingKeyExpression);
this.routingKeyGenerator = new ExpressionEvaluatingMessageProcessor<String>(expression, String.class);
if (beanFactory != null) {
this.routingKeyGenerator.setBeanFactory(beanFactory);
}
}
if (this.confirmCorrelationExpression != null) {
Expression expression = expressionParser.parseExpression(this.confirmCorrelationExpression);
this.correlationDataGenerator = new ExpressionEvaluatingMessageProcessor<Object>(expression, Object.class);
Assert.isTrue(amqpTemplate instanceof RabbitTemplate, "RabbitTemplate implementation is required for publisher confirms");
((RabbitTemplate) this.amqpTemplate).setConfirmCallback(this);
if (beanFactory != null) {
this.correlationDataGenerator.setBeanFactory(beanFactory);
}
}
if (this.returnChannel != null) {
Assert.isTrue(amqpTemplate instanceof RabbitTemplate, "RabbitTemplate implementation is required for publisher returns");

View File

@@ -16,12 +16,24 @@
package org.springframework.integration.amqp.config;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import static org.mockito.Matchers.anyString;
import static org.mockito.Mockito.doAnswer;
import static org.mockito.Mockito.mock;
import org.junit.Test;
import org.mockito.invocation.InvocationOnMock;
import org.mockito.stubbing.Answer;
import org.springframework.amqp.rabbit.core.RabbitTemplate;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.integration.Message;
import org.springframework.integration.amqp.outbound.AmqpOutboundEndpoint;
import org.springframework.integration.handler.MessageProcessor;
import org.springframework.integration.message.GenericMessage;
import org.springframework.integration.test.util.TestUtils;
import org.springframework.test.util.ReflectionTestUtils;
/**
@@ -31,7 +43,7 @@ import org.springframework.test.util.ReflectionTestUtils;
*/
public class OutboundGatewayTests {
private ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext(getClass().getSimpleName() + "-context.xml", getClass());
private final ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext(getClass().getSimpleName() + "-context.xml", getClass());
@Test
public void testVanillaConfiguration() throws Exception {
@@ -46,4 +58,30 @@ public class OutboundGatewayTests {
assertNotNull(ReflectionTestUtils.getField(ReflectionTestUtils.getField(target, "handler"), "routingKeyGenerator"));
}
@SuppressWarnings("unchecked")
@Test
public void testExpressionsBeanResolver() {
BeanFactory bf = mock(BeanFactory.class);
doAnswer(new Answer<Object>() {
@Override
public Object answer(InvocationOnMock invocation) throws Throwable {
return invocation.getArguments()[0] + "bar";
}
}).when(bf).getBean(anyString());
RabbitTemplate template = mock(RabbitTemplate.class);
AmqpOutboundEndpoint endpoint = new AmqpOutboundEndpoint(template);
endpoint.setRoutingKeyExpression("@foo");
endpoint.setExchangeNameExpression("@bar");
endpoint.setConfirmCorrelationExpression("@baz");
endpoint.setBeanFactory(bf);
endpoint.afterPropertiesSet();
Message<?> message = new GenericMessage<String>("Hello, world!");
assertEquals("foobar", TestUtils.getPropertyValue(endpoint, "routingKeyGenerator", MessageProcessor.class)
.processMessage(message));
assertEquals("barbar", TestUtils.getPropertyValue(endpoint, "exchangeNameGenerator", MessageProcessor.class)
.processMessage(message));
assertEquals("bazbar", TestUtils.getPropertyValue(endpoint, "correlationDataGenerator", MessageProcessor.class)
.processMessage(message));
}
}