org.jboss.da.model.rest

Class VersionComparator

java.lang.Object

org.jboss.da.model.rest.VersionComparator

All Implemented Interfaces:

Serializable, Comparator<String>

public class VersionComparator
extends Object
implements Comparator<String>, Serializable

Author:

Honza Brázdil <jbrazdil@redhat.com>

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	VersionComparator.VersionDifference

Field Summary

Fields

Modifier and Type	Field and Description
static Pattern	VERSION_PATTERN

Constructor Summary

Constructors

Constructor and Description
VersionComparator() Returns classic comparator for versions.
VersionComparator(String base) Returns comparator that compares versions by distance to the base version.

Method Summary

Modifier and Type	Method and Description
int	compare(String version1, String version2)
static int	compareVersions(String version1, String version2) Compare two versions.
static VersionComparator.VersionDifference	difference(String version1, String version2) Return information about first part of version that is different.

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

VERSION_PATTERN

public static final Pattern VERSION_PATTERN

Constructor Detail

VersionComparator

public VersionComparator()

Returns classic comparator for versions.

VersionComparator

public VersionComparator(String base)

Returns comparator that compares versions by distance to the base version.

Parameters:

base - The base version.

Method Detail

difference

public static VersionComparator.VersionDifference difference(String version1,
                                                             String version2)

Return information about first part of version that is different.

compare

public int compare(String version1,
                   String version2)

Specified by:

compare in interface Comparator<String>

compareVersions

public static int compareVersions(String version1,
                                  String version2)

Compare two versions.