org.apache.camel.processor.aggregate
Class UseLatestAggregationStrategy

java.lang.Object
  org.apache.camel.processor.aggregate.UseLatestAggregationStrategy

All Implemented Interfaces:

AggregationStrategy

public class UseLatestAggregationStrategy
extends Object
implements AggregationStrategy

An AggregationStrategy which just uses the latest exchange which is useful for status messages where old status messages have no real value. Another example is things like market data prices, where old stock prices are not that relevant, only the current price is.

Version:

$Revision: 777808 $

Constructor Summary

UseLatestAggregationStrategy()

Method Summary

Exchange	aggregate(Exchange oldExchange, Exchange newExchange) Aggregates an old and new exchange together to create a single combined exchange
protected Exception	checkException(Exchange oldExchange, Exchange newExchange)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

UseLatestAggregationStrategy

public UseLatestAggregationStrategy()

Method Detail

aggregate

public Exchange aggregate(Exchange oldExchange,
                          Exchange newExchange)

Description copied from interface: AggregationStrategy

Aggregates an old and new exchange together to create a single combined exchange

Specified by:

aggregate in interface AggregationStrategy

Parameters:

oldExchange - the oldest exchange (is null on first aggregation as we only have the new exchange)

newExchange - the newest exchange

Returns:

a combined composite of the two exchanges

checkException

protected Exception checkException(Exchange oldExchange,
                                   Exchange newExchange)

toString

public String toString()

Overrides:

toString in class Object