Class HeaderAttributeCorrelationStrategy
java.lang.Object
org.springframework.integration.aggregator.HeaderAttributeCorrelationStrategy
- All Implemented Interfaces:
CorrelationStrategy
public class HeaderAttributeCorrelationStrategy extends java.lang.Object implements CorrelationStrategy
Default implementation of
CorrelationStrategy. Uses a header
attribute to determine the correlation key value.-
Constructor Summary
Constructors Constructor Description HeaderAttributeCorrelationStrategy(java.lang.String attributeName) -
Method Summary
Modifier and Type Method Description java.lang.ObjectgetCorrelationKey(org.springframework.messaging.Message<?> message)Find the correlation key for the given message.
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Constructor Details
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HeaderAttributeCorrelationStrategy
public HeaderAttributeCorrelationStrategy(java.lang.String attributeName)
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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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