org.freehep.util

Class VersionComparator

java.lang.Object

org.freehep.util.VersionComparator

All Implemented Interfaces:

java.util.Comparator

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

Constructor Summary

Constructors

Constructor and Description
VersionComparator()

Method Summary

Modifier and Type	Method and Description
int	compare(java.lang.Object obj, java.lang.Object obj1)
int	versionNumberCompare(java.lang.String v1, java.lang.String v2) Compares two version numbers of the form 1.2.3.4

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Comparator

comparing, comparing, comparingDouble, comparingInt, comparingLong, equals, naturalOrder, nullsFirst, nullsLast, reversed, reverseOrder, thenComparing, thenComparing, thenComparing, thenComparingDouble, thenComparingInt, thenComparingLong

Constructor Detail

VersionComparator

public VersionComparator()

Method Detail

versionNumberCompare

public int versionNumberCompare(java.lang.String v1,
                                java.lang.String v2)
                         throws java.lang.NumberFormatException

Compares two version numbers of the form 1.2.3.4

Returns:

>0 if v1>v2, <0 if v1

Throws:

java.lang.NumberFormatException

compare

public int compare(java.lang.Object obj,
                   java.lang.Object obj1)

Specified by:

compare in interface java.util.Comparator