org.springframework.integration.aggregator
Class SequenceNumberComparator

java.lang.Object
  org.springframework.integration.aggregator.SequenceNumberComparator

All Implemented Interfaces:

java.util.Comparator<Message<?>>

public class SequenceNumberComparator
extends java.lang.Object
implements java.util.Comparator<Message<?>>

Since:

2.0

Author:

Dave Syer

Constructor Summary

SequenceNumberComparator()

Method Summary

int	compare(Message<?> o1, Message<?> o2) If both messages have a sequence number then compare that, otherwise if one has a sequence number and the other doesn't then the numbered message comes first, or finally of neither has a sequence number then they are equal in rank.

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

equals

Constructor Detail

SequenceNumberComparator

public SequenceNumberComparator()

Method Detail

compare

public int compare(Message<?> o1,
                   Message<?> o2)

If both messages have a sequence number then compare that, otherwise if one has a sequence number and the other doesn't then the numbered message comes first, or finally of neither has a sequence number then they are equal in rank.

Specified by:

compare in interface java.util.Comparator<Message<?>>