org.springframework.integration.aggregator

Class ExpressionEvaluatingCorrelationStrategy

java.lang.Object

org.springframework.integration.aggregator.ExpressionEvaluatingCorrelationStrategy

All Implemented Interfaces:

org.springframework.beans.factory.Aware, org.springframework.beans.factory.BeanFactoryAware, org.springframework.beans.factory.InitializingBean, CorrelationStrategy

public class ExpressionEvaluatingCorrelationStrategy
extends Object
implements CorrelationStrategy, org.springframework.beans.factory.BeanFactoryAware, org.springframework.beans.factory.InitializingBean

CorrelationStrategy implementation that evaluates an expression.

Author:

Dave Syer, Oleg Zhurakousky

Constructor Summary

Constructors

Constructor and Description
ExpressionEvaluatingCorrelationStrategy(org.springframework.expression.Expression expression)
ExpressionEvaluatingCorrelationStrategy(String expressionString)

Method Summary

Modifier and Type	Method and Description
void	afterPropertiesSet()
Object	getCorrelationKey(Message<?> message) Find the correlation key for the given message.
void	setBeanFactory(org.springframework.beans.factory.BeanFactory beanFactory)

Methods inherited from class java.lang.Object

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

Constructor Detail

ExpressionEvaluatingCorrelationStrategy

public ExpressionEvaluatingCorrelationStrategy(String expressionString)

ExpressionEvaluatingCorrelationStrategy

public ExpressionEvaluatingCorrelationStrategy(org.springframework.expression.Expression expression)

Method Detail

getCorrelationKey

public Object getCorrelationKey(Message<?> message)

Description copied from interface: CorrelationStrategy

Find the correlation key for the given message. If no key can be determined the strategy should not return null, but throw an exception.

Specified by:

getCorrelationKey in interface CorrelationStrategy

setBeanFactory

public void setBeanFactory(org.springframework.beans.factory.BeanFactory beanFactory)
                    throws org.springframework.beans.BeansException

Specified by:

setBeanFactory in interface org.springframework.beans.factory.BeanFactoryAware

Throws:

org.springframework.beans.BeansException

afterPropertiesSet

public void afterPropertiesSet()
                        throws Exception

Specified by:

afterPropertiesSet in interface org.springframework.beans.factory.InitializingBean

Throws:

Exception