Package org.apache.camel.processor.aggregate

Class GroupedExchangeAggregationStrategy

java.lang.Object

org.apache.camel.processor.aggregate.AbstractListAggregationStrategy<org.apache.camel.Exchange>

org.apache.camel.processor.aggregate.GroupedExchangeAggregationStrategy

All Implemented Interfaces:

org.apache.camel.AggregationStrategy

public class GroupedExchangeAggregationStrategy
extends AbstractListAggregationStrategy<org.apache.camel.Exchange>

Aggregate all exchanges into a single combined Exchange holding all the aggregated exchanges in a List of Exchange as the message body.

Important: This strategy is not to be used with the Content Enricher EIP which is enrich or pollEnrich.

Constructor Summary

Constructors

Constructor	Description
GroupedExchangeAggregationStrategy()

Method Summary

Modifier and Type	Method	Description
org.apache.camel.Exchange	aggregate(org.apache.camel.Exchange oldExchange, org.apache.camel.Exchange newExchange)	This method will aggregate the old and new exchange and return the result.
org.apache.camel.Exchange	getValue(org.apache.camel.Exchange exchange)	This method is implemented by the sub-class and is called to retrieve an instance of the value that will be aggregated and forwarded to the receiving end point.

Methods inherited from class org.apache.camel.processor.aggregate.AbstractListAggregationStrategy

isStoreAsBodyOnCompletion, onCompletion

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.camel.AggregationStrategy

aggregate, canPreComplete, onOptimisticLockFailure, preComplete, timeout

Constructor Detail

GroupedExchangeAggregationStrategy

public GroupedExchangeAggregationStrategy()

Method Detail

aggregate

public org.apache.camel.Exchange aggregate(org.apache.camel.Exchange oldExchange,
                                           org.apache.camel.Exchange newExchange)

Description copied from class: AbstractListAggregationStrategy

This method will aggregate the old and new exchange and return the result.

Specified by:

aggregate in interface org.apache.camel.AggregationStrategy

Overrides:

aggregate in class AbstractListAggregationStrategy<org.apache.camel.Exchange>

Parameters:

oldExchange - The oldest exchange, can be null

newExchange - The newest exchange, can be null

Returns:

a composite exchange of the old and/or new exchanges

getValue

public org.apache.camel.Exchange getValue(org.apache.camel.Exchange exchange)

Description copied from class: AbstractListAggregationStrategy

This method is implemented by the sub-class and is called to retrieve an instance of the value that will be aggregated and forwarded to the receiving end point.

If null is returned, then the value is not added to the List.

Specified by:

getValue in class AbstractListAggregationStrategy<org.apache.camel.Exchange>

Parameters:

exchange - The exchange that is used to retrieve the value from

Returns:

An instance of V that is the associated value of the passed exchange