org.apache.camel.processor.aggregate
Class PredicateAggregationCollection

java.lang.Object
  java.util.AbstractCollection<Exchange>
      org.apache.camel.processor.aggregate.DefaultAggregationCollection
          org.apache.camel.processor.aggregate.PredicateAggregationCollection

All Implemented Interfaces:

Iterable<Exchange>, Collection<Exchange>, AggregationCollection

public class PredicateAggregationCollection
extends DefaultAggregationCollection

An aggregator collection which uses a predicate to decide when an aggregation is completed for a particular correlation key

Version:

$Revision: 777808 $

Constructor Summary

PredicateAggregationCollection(Expression correlationExpression, AggregationStrategy aggregationStrategy, Predicate aggregationCompletedPredicate)

Method Summary

void	clear() Clears this collection
Iterator<Exchange>	iterator() Gets the iterator to iterate this collection.
void	onAggregation(Object correlationKey, Exchange exchange) A strategy method allowing derived classes such as PredicateAggregationCollection to check to see if the aggregation has completed
int	size() Gets the size of this collection

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

add, getAggregated, getAggregationStrategy, getCorrelationExpression, setAggregationStrategy, setCorrelationExpression

Methods inherited from class java.util.AbstractCollection

addAll, contains, containsAll, isEmpty, remove, removeAll, retainAll, toArray, toArray, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Collection

addAll, contains, containsAll, equals, hashCode, isEmpty, remove, removeAll, retainAll, toArray, toArray

Constructor Detail

PredicateAggregationCollection

public PredicateAggregationCollection(Expression correlationExpression,
                                      AggregationStrategy aggregationStrategy,
                                      Predicate aggregationCompletedPredicate)

Method Detail

onAggregation

public void onAggregation(Object correlationKey,
                          Exchange exchange)

Description copied from interface: AggregationCollection

A strategy method allowing derived classes such as PredicateAggregationCollection to check to see if the aggregation has completed

Specified by:

onAggregation in interface AggregationCollection

Overrides:

onAggregation in class DefaultAggregationCollection

iterator

public Iterator<Exchange> iterator()

Description copied from interface: AggregationCollection

Gets the iterator to iterate this collection.

Specified by:

iterator in interface Iterable<Exchange>

Specified by:

iterator in interface Collection<Exchange>

Specified by:

iterator in interface AggregationCollection

Overrides:

iterator in class DefaultAggregationCollection

size

public int size()

Description copied from interface: AggregationCollection

Gets the size of this collection

Specified by:

size in interface Collection<Exchange>

Specified by:

size in interface AggregationCollection

Overrides:

size in class DefaultAggregationCollection

clear

public void clear()

Description copied from interface: AggregationCollection

Clears this collection

Specified by:

clear in interface Collection<Exchange>

Specified by:

clear in interface AggregationCollection

Overrides:

clear in class DefaultAggregationCollection