org.zanata.client.util

Class VersionComparator

java.lang.Object

org.zanata.client.util.VersionComparator

All Implemented Interfaces:

Comparator<String>

public class VersionComparator
extends Object
implements Comparator<String>

This class will compare version strings i.e. 3.3.1 to 3.3. It can also compare maven snapshot version i.e. 3.3.1 is newer than 3.3.1-SNAPSHOT. It can NOT handle version like 1.1a or 1.1.Final or 1.1.Alpha.

Author:

Patrick Huang pahuang@redhat.com

Field Summary

Fields

Modifier and Type	Field and Description
static String	SNAPSHOT_SUFFIX

Constructor Summary

Constructors

Constructor and Description
VersionComparator()

Method Summary

Modifier and Type	Method and Description
int	compare(String left, String right)

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

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

Field Detail

SNAPSHOT_SUFFIX

public static final String SNAPSHOT_SUFFIX

See Also:

Constant Field Values

Constructor Detail

VersionComparator

public VersionComparator()

Method Detail

compare

public int compare(String left,
                   String right)

Specified by:

compare in interface Comparator<String>