org.freehep.util
Class VersionComparator

java.lang.Object
  org.freehep.util.VersionComparator

All Implemented Interfaces:

Comparator

public class VersionComparator

extends Object

implements Comparator

Version:

$Id: VersionComparator.java,v 1.3 2004/05/21 20:22:48 tonyj Exp $

Author:

Tony Johnson

Source Code:

VersionComparator.java

Constructor Summary

VersionComparator()

Method Summary

int	compare(Object obj, Object obj1)
int	versionNumberCompare(String v1, String v2) Compares two version numbers of the form 1.2.3.4

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

VersionComparator

public VersionComparator()

Method Detail

versionNumberCompare

public int versionNumberCompare(String v1,
                                String v2)
                         throws NumberFormatException

Compares two version numbers of the form 1.2.3.4

Returns:

>0 if v1>v2, <0 if v1Throws:

NumberFormatException

compare

public int compare(Object obj,
                   Object obj1)

Specified by:

compare in interface Comparator