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Annotation-based aggregator methods now use the output channel specified in a class-level @MessageEndpoint annotation. The 'defaultReplyChannel' property is no longer available on the @Aggregator annotation itself (INT-274).

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This commit is contained in:
Mark Fisher
2008-07-05 21:57:25 +00:00
parent f479a877b3
commit 248209bf00
3 changed files with 18 additions and 11 deletions
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4
org.springframework.integration/src/main/java/org/springframework/integration/annotation/Aggregator.java
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@@ -1,5 +1,5 @@
/*
* Copyright 2002-2007 the original author or authors.
* Copyright 2002-2008 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.
@@ -35,8 +35,6 @@ import org.springframework.integration.router.AggregatingMessageHandler;
@Handler
public @interface Aggregator {
String defaultReplyChannel() default "";
String discardChannel() default "";
long sendTimeout() default AggregatingMessageHandler.DEFAULT_SEND_TIMEOUT;

21
org.springframework.integration/src/main/java/org/springframework/integration/router/config/AggregatorMessageHandlerCreator.java
View File

@@ -20,8 +20,10 @@ import java.lang.annotation.Annotation;
import java.lang.reflect.Method;
import java.util.Map;
import org.springframework.aop.support.AopUtils;
import org.springframework.core.annotation.AnnotationUtils;
import org.springframework.integration.annotation.CompletionStrategy;
import org.springframework.integration.annotation.MessageEndpoint;
import org.springframework.integration.channel.ChannelRegistry;
import org.springframework.integration.handler.MessageHandler;
import org.springframework.integration.handler.config.AbstractMessageHandlerCreator;
@@ -29,6 +31,7 @@ import org.springframework.integration.router.AggregatingMessageHandler;
import org.springframework.integration.router.AggregatorAdapter;
import org.springframework.integration.router.CompletionStrategyAdapter;
import org.springframework.util.ReflectionUtils;
import org.springframework.util.StringUtils;
/**
* Creates an {@link AggregatorAdapter AggregatorAdapter} for methods that aggregate messages.
@@ -37,8 +40,6 @@ import org.springframework.util.ReflectionUtils;
*/
public class AggregatorMessageHandlerCreator extends AbstractMessageHandlerCreator {
private static final String DEFAULT_REPLY_CHANNEL = "defaultReplyChannel";
private static final String DISCARD_CHANNEL = "discardChannel";
private static final String SEND_TIMEOUT = "sendTimeout";
@@ -62,10 +63,7 @@ public class AggregatorMessageHandlerCreator extends AbstractMessageHandlerCreat
public MessageHandler doCreateHandler(Object object, Method method, Map<String, ?> attributes) {
AggregatingMessageHandler messageHandler = new AggregatingMessageHandler(new AggregatorAdapter(object, method));
if (attributes.containsKey(DEFAULT_REPLY_CHANNEL)) {
messageHandler.setDefaultReplyChannel(this.channelRegistry.lookupChannel(
(String) attributes.get(DEFAULT_REPLY_CHANNEL)));
}
this.configureDefaultReplyChannel(messageHandler, object);
if (attributes.containsKey(DISCARD_CHANNEL)) {
messageHandler.setDiscardChannel(this.channelRegistry.lookupChannel(
(String) attributes.get(DISCARD_CHANNEL)));
@@ -91,6 +89,17 @@ public class AggregatorMessageHandlerCreator extends AbstractMessageHandlerCreat
return messageHandler;
}
private void configureDefaultReplyChannel(AggregatingMessageHandler handler, Object originalObject) {
MessageEndpoint endpointAnnotation = AnnotationUtils.findAnnotation(
AopUtils.getTargetClass(originalObject), MessageEndpoint.class);
if (endpointAnnotation != null) {
String outputChannelName = endpointAnnotation.output();
if (StringUtils.hasText(outputChannelName)) {
handler.setDefaultReplyChannel(this.channelRegistry.lookupChannel(outputChannelName));
}
}
}
private void configureCompletionStrategy(final Object object, final AggregatingMessageHandler handler) {
ReflectionUtils.doWithMethods(object.getClass(), new ReflectionUtils.MethodCallback() {
public void doWith(Method method) throws IllegalArgumentException, IllegalAccessException {