Class ExpressionEvaluatingCorrelationStrategy
java.lang.Object
org.springframework.integration.aggregator.ExpressionEvaluatingCorrelationStrategy
- All Implemented Interfaces:
org.springframework.beans.factory.Aware,org.springframework.beans.factory.BeanFactoryAware,CorrelationStrategy
public class ExpressionEvaluatingCorrelationStrategy extends java.lang.Object implements CorrelationStrategy, org.springframework.beans.factory.BeanFactoryAware
CorrelationStrategy implementation that evaluates an expression.-
Constructor Summary
Constructors Constructor Description ExpressionEvaluatingCorrelationStrategy(java.lang.String expressionString)ExpressionEvaluatingCorrelationStrategy(org.springframework.expression.Expression expression) -
Method Summary
Modifier and Type Method Description java.lang.ObjectgetCorrelationKey(org.springframework.messaging.Message<?> message)Find the correlation key for the given message.voidsetBeanFactory(org.springframework.beans.factory.BeanFactory beanFactory)
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Constructor Details
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ExpressionEvaluatingCorrelationStrategy
public ExpressionEvaluatingCorrelationStrategy(java.lang.String expressionString) -
ExpressionEvaluatingCorrelationStrategy
public ExpressionEvaluatingCorrelationStrategy(org.springframework.expression.Expression expression)
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Method Details
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getCorrelationKey
public java.lang.Object getCorrelationKey(org.springframework.messaging.Message<?> message)Description copied from interface:CorrelationStrategyFind the correlation key for the given message. If no key can be determined the strategy should not returnnull, but throw an exception.- Specified by:
getCorrelationKeyin interfaceCorrelationStrategy- Parameters:
message- The message.- Returns:
- The correlation key.
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setBeanFactory
public void setBeanFactory(org.springframework.beans.factory.BeanFactory beanFactory) throws org.springframework.beans.BeansException- Specified by:
setBeanFactoryin interfaceorg.springframework.beans.factory.BeanFactoryAware- Throws:
org.springframework.beans.BeansException
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