org.apache.felix.ipojo.util
Class ServiceReferenceRankingComparator

java.lang.Object
  org.apache.felix.ipojo.util.ServiceReferenceRankingComparator

All Implemented Interfaces:

java.util.Comparator

public class ServiceReferenceRankingComparator
extends java.lang.Object
implements java.util.Comparator

Service Reference Comparator. This comparator follow OSGi Ranking policy.

Author:

Felix Project Team

Constructor Summary

ServiceReferenceRankingComparator()

Method Summary

int	compare(java.lang.Object ref1, java.lang.Object ref2) Compare two service reference.

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

ServiceReferenceRankingComparator

public ServiceReferenceRankingComparator()

Method Detail

compare

public int compare(java.lang.Object ref1,
                   java.lang.Object ref2)

Compare two service reference.

Specified by:

compare in interface java.util.Comparator

Parameters:

ref1 - : reference 1

ref2 - : reference 2

Returns:

-1 if the reference 1 is 'higher' than the reference 2, 1 otherwise. (higher is term of ranking means a lower index)

See Also:

Comparator.compare(java.lang.Object, java.lang.Object)