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Removed channel and channel name properties from MessageEndpoint and its implementations. Now the MessageEndpoint only has the 'source' and 'target' properties.

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This commit is contained in:
Mark Fisher
2008-08-30 23:55:13 +00:00
parent f96354671c
commit ea16a5f48c
19 changed files with 46 additions and 216 deletions
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23
org.springframework.integration/src/main/java/org/springframework/integration/bus/DefaultMessageBus.java
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@@ -50,7 +50,6 @@ import org.springframework.integration.endpoint.EndpointRegistry;
import org.springframework.integration.endpoint.MessageEndpoint;
import org.springframework.integration.endpoint.MessagingGateway;
import org.springframework.integration.message.MessageSource;
import org.springframework.integration.message.MessageTarget;
import org.springframework.integration.message.PollableSource;
import org.springframework.integration.message.SubscribableSource;
import org.springframework.integration.scheduling.PollingSchedule;
@@ -268,29 +267,9 @@ public class DefaultMessageBus implements MessageBus, ApplicationContextAware, A
if (endpoint instanceof ChannelRegistryAware) {
((ChannelRegistryAware) endpoint).setChannelRegistry(this);
}
MessageTarget target = endpoint.getTarget();
if (target == null) {
String outputChannelName = endpoint.getOutputChannelName();
if (outputChannelName != null) {
target = this.lookupChannel(outputChannelName);
if (target == null) {
throw new ConfigurationException("cannot activate endpoint '" + endpoint +
"', unable to resolve output-channel '" + outputChannelName + "'");
}
endpoint.setTarget(target);
}
}
MessageSource<?> source = endpoint.getSource();
if (source == null) {
String inputChannelName = endpoint.getInputChannelName();
if (inputChannelName != null) {
source = this.lookupChannel(inputChannelName);
if (source == null) {
throw new ConfigurationException("cannot activate endpoint '" + endpoint +
"', unable to resolve input-channel '" + inputChannelName + "'");
}
endpoint.setSource(source);
}
throw new ConfigurationException("endpoint '" + endpoint + "' has no source");
}
if (source != null && source instanceof SubscribableSource) {
((SubscribableSource) source).subscribe(endpoint);

2
org.springframework.integration/src/main/java/org/springframework/integration/config/AbstractEndpointParser.java
View File

@@ -93,7 +93,7 @@ public abstract class AbstractEndpointParser extends AbstractSingleBeanDefinitio
builder.addPropertyReference("source", pollerBeanName);
}
else {
builder.addPropertyValue("inputChannelName", inputChannel);
builder.addPropertyReference("source", inputChannel);
}
IntegrationNamespaceUtils.setReferenceIfAttributeDefined(
builder, element, OUTPUT_CHANNEL_ATTRIBUTE, "target");

6
org.springframework.integration/src/main/java/org/springframework/integration/config/AbstractMessageEndpointParser.java
View File

@@ -100,7 +100,7 @@ public abstract class AbstractMessageEndpointParser extends AbstractSingleBeanDe
builder.addPropertyReference("source", pollerBeanName);
}
else {
builder.addPropertyValue("inputChannelName", inputChannel);
builder.addPropertyReference("source", inputChannel);
}
Element interceptorsElement = DomUtils.getChildElementByTagName(element, INTERCEPTORS_ELEMENT);
if (interceptorsElement != null) {
@@ -108,8 +108,8 @@ public abstract class AbstractMessageEndpointParser extends AbstractSingleBeanDe
ManagedList interceptors = parser.parseInterceptors(interceptorsElement, parserContext);
builder.addPropertyValue("interceptors", interceptors);
}
IntegrationNamespaceUtils.setValueIfAttributeDefined(
builder, element, OUTPUT_CHANNEL_ATTRIBUTE, "outputChannelName");
IntegrationNamespaceUtils.setReferenceIfAttributeDefined(
builder, element, OUTPUT_CHANNEL_ATTRIBUTE, "target");
IntegrationNamespaceUtils.setReferenceIfAttributeDefined(builder, element, SELECTOR_ATTRIBUTE);
IntegrationNamespaceUtils.setReferenceIfAttributeDefined(builder, element, ERROR_HANDLER_ATTRIBUTE);
this.postProcessEndpointBean(builder, element, parserContext);

12
org.springframework.integration/src/main/java/org/springframework/integration/config/annotation/HandlerAnnotationPostProcessor.java
View File

@@ -46,7 +46,6 @@ import org.springframework.integration.handler.config.MessageHandlerCreator;
import org.springframework.integration.router.RouterMessageHandlerCreator;
import org.springframework.integration.splitter.SplitterMessageHandlerCreator;
import org.springframework.integration.transformer.config.TransformerMessageHandlerCreator;
import org.springframework.util.StringUtils;
/**
* Post-processor for the {@link Handler @Handler} annotation.
@@ -127,16 +126,7 @@ public class HandlerAnnotationPostProcessor extends AbstractAnnotationMethodPost
public MessageEndpoint createEndpoint(Object bean, String beanName, Class<?> originalBeanClass,
org.springframework.integration.annotation.MessageEndpoint endpointAnnotation) {
DefaultEndpoint<MessageHandler> endpoint = new DefaultEndpoint<MessageHandler>((MessageHandler) bean);
String outputChannelName = endpointAnnotation.output();
if (StringUtils.hasText(outputChannelName)) {
endpoint.setOutputChannelName(outputChannelName);
}
String inputChannelName = endpointAnnotation.input();
if (StringUtils.hasText(inputChannelName)) {
endpoint.setInputChannelName(inputChannelName);
}
return endpoint;
return new DefaultEndpoint<MessageHandler>((MessageHandler) bean);
}
}

11
org.springframework.integration/src/main/java/org/springframework/integration/config/annotation/MessagingAnnotationPostProcessor.java
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@@ -123,6 +123,17 @@ public class MessagingAnnotationPostProcessor implements BeanPostProcessor, Init
throw new ConfigurationException("The @Poller annotation should only be provided for a PollableSource");
}
}
else {
endpoint.setSource(inputChannel);
}
String outputChannelName = endpointAnnotation.output();
if (StringUtils.hasText(outputChannelName)) {
MessageChannel outputChannel = this.messageBus.lookupChannel(outputChannelName);
if (outputChannel == null) {
throw new ConfigurationException("unable to resolve output channel '" + outputChannelName + "'");
}
endpoint.setTarget(outputChannel);
}
this.messageBus.registerEndpoint(endpoint);
}
}

12
org.springframework.integration/src/main/java/org/springframework/integration/config/annotation/SubscriberAnnotationPostProcessor.java
View File

@@ -26,13 +26,16 @@ import org.springframework.aop.support.AopUtils;
import org.springframework.beans.BeansException;
import org.springframework.beans.factory.config.BeanPostProcessor;
import org.springframework.core.annotation.AnnotationUtils;
import org.springframework.integration.ConfigurationException;
import org.springframework.integration.annotation.Subscriber;
import org.springframework.integration.bus.MessageBus;
import org.springframework.integration.channel.MessageChannel;
import org.springframework.integration.endpoint.DefaultEndpoint;
import org.springframework.integration.handler.DefaultMessageHandler;
import org.springframework.util.Assert;
import org.springframework.util.ClassUtils;
import org.springframework.util.ReflectionUtils;
import org.springframework.util.StringUtils;
/**
* A {@link BeanPostProcessor} that creates a method-invoking handler adapter
@@ -86,6 +89,9 @@ public class SubscriberAnnotationPostProcessor implements BeanPostProcessor {
Annotation annotation = method.getAnnotation(subscriberAnnotationType);
if (annotation != null) {
String channelName = (String) AnnotationUtils.getValue(annotation, channelNameAttribute);
if (!StringUtils.hasText(channelName)) {
throw new ConfigurationException("no channel name provided for subscriber");
}
DefaultMessageHandler handler = new DefaultMessageHandler();
handler.setObject(bean);
handler.setMethod(method);
@@ -94,7 +100,11 @@ public class SubscriberAnnotationPostProcessor implements BeanPostProcessor {
"." + method.getName() + ".endpoint";
DefaultEndpoint<DefaultMessageHandler> endpoint = new DefaultEndpoint<DefaultMessageHandler>(handler);
endpoint.setBeanName(endpointName);
endpoint.setInputChannelName(channelName);
MessageChannel inputChannel = messageBus.lookupChannel(channelName);
if (inputChannel == null) {
throw new ConfigurationException("unable to resolve channel '" + channelName + "' for subscriber");
}
endpoint.setSource(inputChannel);
messageBus.registerEndpoint(endpoint);
}
}

20
org.springframework.integration/src/main/java/org/springframework/integration/endpoint/AbstractInOutEndpoint.java
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@@ -21,7 +21,6 @@ import java.util.List;
import java.util.concurrent.CopyOnWriteArrayList;
import org.springframework.integration.channel.ChannelRegistry;
import org.springframework.integration.channel.MessageChannel;
import org.springframework.integration.message.CompositeMessage;
import org.springframework.integration.message.Message;
import org.springframework.integration.message.MessageBuilder;
@@ -159,23 +158,4 @@ public abstract class AbstractInOutEndpoint extends AbstractEndpoint {
return replyTarget;
}
// TODO: remove these methods after refactoring
private volatile String inputChannelName;
public String getInputChannelName() {
return this.inputChannelName;
}
public void setInputChannelName(String inputChannelName) {
this.inputChannelName = inputChannelName;
}
public String getOutputChannelName() {
if (this.getTarget() instanceof MessageChannel) {
return ((MessageChannel) this.getTarget()).getName();
}
return null;
}
}

39
org.springframework.integration/src/main/java/org/springframework/integration/endpoint/AbstractRequestReplyEndpoint.java
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@@ -16,41 +16,18 @@
package org.springframework.integration.endpoint;
import org.springframework.integration.channel.MessageChannel;
import org.springframework.integration.message.CompositeMessage;
import org.springframework.integration.message.Message;
import org.springframework.integration.message.MessageHandlingException;
import org.springframework.integration.message.MessageSource;
import org.springframework.integration.message.MessageTarget;
/**
* @author Mark Fisher
*/
public abstract class AbstractRequestReplyEndpoint extends AbstractEndpoint {
private volatile String inputChannelName;
private volatile String outputChannelName;
private volatile boolean requiresReply = false;
public String getInputChannelName() {
return this.inputChannelName;
}
public void setInputChannelName(String inputChannelName) {
this.inputChannelName = inputChannelName;
}
public String getOutputChannelName() {
return this.outputChannelName;
}
public void setOutputChannelName(String outputChannelName) {
this.outputChannelName = outputChannelName;
}
/**
* Specify whether this endpoint should throw an Exception when
* it returns an invalid reply Message after handling the request.
@@ -85,20 +62,4 @@ public abstract class AbstractRequestReplyEndpoint extends AbstractEndpoint {
protected abstract void sendReplyMessage(Message<?> replyMessage, Message<?> requestMessage);
@Override
public void setSource(MessageSource<?> source) {
if (source instanceof MessageChannel) {
this.setInputChannelName(((MessageChannel) source).getName());
}
super.setSource(source);
}
@Override
public void setTarget(MessageTarget target) {
if (target instanceof MessageChannel) {
this.setOutputChannelName(((MessageChannel) target).getName());
}
super.setTarget(target);
}
}

8
org.springframework.integration/src/main/java/org/springframework/integration/endpoint/DefaultEndpoint.java
View File

@@ -23,7 +23,6 @@ import java.util.List;
import org.springframework.integration.channel.ChannelRegistry;
import org.springframework.integration.channel.ChannelRegistryAware;
import org.springframework.integration.channel.MessageChannel;
import org.springframework.integration.handler.MessageHandler;
import org.springframework.integration.message.CompositeMessage;
import org.springframework.integration.message.Message;
@@ -203,11 +202,4 @@ public class DefaultEndpoint<T extends MessageHandler> extends AbstractRequestRe
return replyTarget;
}
/**
* Specify the channel where reply Messages should be sent.
*/
public void setOutputChannel(MessageChannel outputChannel) {
this.setTarget(outputChannel);
}
}

14
org.springframework.integration/src/main/java/org/springframework/integration/endpoint/InboundChannelAdapter.java
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@@ -49,18 +49,4 @@ public class InboundChannelAdapter extends AbstractEndpoint {
}
}
public String getInputChannelName() {
return null;
}
public String getOutputChannelName() {
if (this.getTarget() instanceof MessageChannel) {
return ((MessageChannel) this.getTarget()).getName();
}
return null;
}
public void setInputChannelName(String inputChannelName) {
}
}

6
org.springframework.integration/src/main/java/org/springframework/integration/endpoint/MessageEndpoint.java
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@@ -37,10 +37,4 @@ public interface MessageEndpoint extends MessageTarget, BeanNameAware {
MessageTarget getTarget();
void setInputChannelName(String inputChannelName);
String getInputChannelName();
String getOutputChannelName();
}

14
org.springframework.integration/src/main/java/org/springframework/integration/endpoint/OutboundChannelAdapter.java
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@@ -32,18 +32,4 @@ public class OutboundChannelAdapter extends AbstractEndpoint {
return this.getMessageExchangeTemplate().send(message, this.getTarget());
}
public String getInputChannelName() {
if (this.getSource() instanceof MessageChannel) {
return ((MessageChannel) this.getSource()).getName();
}
return null;
}
public String getOutputChannelName() {
return null;
}
public void setInputChannelName(String inputChannelName) {
}
}

17
org.springframework.integration/src/main/java/org/springframework/integration/router/RouterEndpoint.java
View File

@@ -87,21 +87,4 @@ public class RouterEndpoint extends AbstractEndpoint {
return sent;
}
// TODO: remove these methods after refactoring
private volatile String inputChannelName;
public String getInputChannelName() {
return this.inputChannelName;
}
public void setInputChannelName(String inputChannelName) {
this.inputChannelName = inputChannelName;
}
public String getOutputChannelName() {
return null;
}
}