org.springframework.integration.config

Class AbstractStandardMessageHandlerFactoryBean

java.lang.Object

org.springframework.integration.config.AbstractSimpleMessageHandlerFactoryBean<org.springframework.messaging.MessageHandler>

org.springframework.integration.config.AbstractStandardMessageHandlerFactoryBean

All Implemented Interfaces:

org.springframework.beans.factory.Aware, org.springframework.beans.factory.BeanFactoryAware, org.springframework.beans.factory.BeanNameAware, org.springframework.beans.factory.FactoryBean<org.springframework.messaging.MessageHandler>, org.springframework.context.ApplicationContextAware, org.springframework.context.ApplicationEventPublisherAware

Direct Known Subclasses:

FilterFactoryBean, RouterFactoryBean, ServiceActivatorFactoryBean, SplitterFactoryBean, TransformerFactoryBean

public abstract class AbstractStandardMessageHandlerFactoryBean
extends AbstractSimpleMessageHandlerFactoryBean<org.springframework.messaging.MessageHandler>

Base class for FactoryBeans that create standard MessageHandler instances.

Author:

Mark Fisher, Alexander Peters, Gary Russell, Artem Bilan, David Liu

Field Summary

Fields inherited from class org.springframework.integration.config.AbstractSimpleMessageHandlerFactoryBean

logger

Constructor Summary

Constructors

Constructor and Description
AbstractStandardMessageHandlerFactoryBean()

Method Summary

Modifier and Type	Method and Description
protected boolean	canBeUsedDirect(AbstractMessageProducingHandler handler)
protected void	checkForIllegalTarget(java.lang.Object targetObject, java.lang.String targetMethodName)
protected org.springframework.messaging.MessageHandler	createDefaultHandler()
protected org.springframework.messaging.MessageHandler	createExpressionEvaluatingHandler(org.springframework.expression.Expression expression)
protected org.springframework.messaging.MessageHandler	createHandler()
protected <T> org.springframework.messaging.MessageHandler	createMessageProcessingHandler(MessageProcessor<T> processor)
protected abstract org.springframework.messaging.MessageHandler	createMethodInvokingHandler(java.lang.Object targetObject, java.lang.String targetMethodName) Subclasses must implement this method to create the MessageHandler.
protected <T> T	extractTypeIfPossible(java.lang.Object targetObject, java.lang.Class<T> expectedType)
protected boolean	methodIsHandleMessageOrEmpty(java.lang.String targetMethodName)
protected void	postProcessReplyProducer(AbstractMessageProducingHandler handler)
void	setExpression(org.springframework.expression.Expression expression) Set a SpEL expression to use.
void	setExpressionString(java.lang.String expressionString) Set a SpEL expression to use.
void	setTargetMethodName(java.lang.String targetMethodName) Set the method name for the message handler.
void	setTargetObject(java.lang.Object targetObject) Set the target POJO for the message handler.

Methods inherited from class org.springframework.integration.config.AbstractSimpleMessageHandlerFactoryBean

createHandlerInternal, getBeanFactory, getObject, getObjectType, getPreCreationHandlerType, isSingleton, setAdviceChain, setApplicationContext, setApplicationEventPublisher, setAsync, setBeanFactory, setBeanName, setChannelResolver, setComponentName, setOrder, setOutputChannel

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

AbstractStandardMessageHandlerFactoryBean

public AbstractStandardMessageHandlerFactoryBean()

Method Detail

setTargetObject

public void setTargetObject(java.lang.Object targetObject)

Set the target POJO for the message handler.

Parameters:

targetObject - the target object.

setTargetMethodName

public void setTargetMethodName(java.lang.String targetMethodName)

Set the method name for the message handler.

Parameters:

targetMethodName - the target method name.

setExpressionString

public void setExpressionString(java.lang.String expressionString)

Set a SpEL expression to use.

Parameters:

expressionString - the expression as a String.

setExpression

public void setExpression(org.springframework.expression.Expression expression)

Set a SpEL expression to use.

Parameters:

expression - the expression.

createHandler

protected org.springframework.messaging.MessageHandler createHandler()

Specified by:

createHandler in class AbstractSimpleMessageHandlerFactoryBean<org.springframework.messaging.MessageHandler>

checkForIllegalTarget

protected void checkForIllegalTarget(java.lang.Object targetObject,
                                     java.lang.String targetMethodName)

createMethodInvokingHandler

protected abstract org.springframework.messaging.MessageHandler createMethodInvokingHandler(java.lang.Object targetObject,
                                                                                            java.lang.String targetMethodName)

Subclasses must implement this method to create the MessageHandler.

Parameters:

targetObject - the object to use for method invocation.

targetMethodName - the method name of the target object to invoke.

Returns:

the method invoking MessageHandler implementation.

createExpressionEvaluatingHandler

protected org.springframework.messaging.MessageHandler createExpressionEvaluatingHandler(org.springframework.expression.Expression expression)

createMessageProcessingHandler

protected <T> org.springframework.messaging.MessageHandler createMessageProcessingHandler(MessageProcessor<T> processor)

createDefaultHandler

protected org.springframework.messaging.MessageHandler createDefaultHandler()

extractTypeIfPossible

protected <T> T extractTypeIfPossible(java.lang.Object targetObject,
                                      java.lang.Class<T> expectedType)

methodIsHandleMessageOrEmpty

protected boolean methodIsHandleMessageOrEmpty(java.lang.String targetMethodName)

canBeUsedDirect

protected boolean canBeUsedDirect(AbstractMessageProducingHandler handler)

postProcessReplyProducer

protected void postProcessReplyProducer(AbstractMessageProducingHandler handler)