com.facebook.buck.util

Class VersionStringComparator

java.lang.Object

com.facebook.buck.util.VersionStringComparator

All Implemented Interfaces:

Comparator<String>

public class VersionStringComparator
extends Object
implements Comparator<String>

Compares version strings such as "4.2.2", "17.0", "r10e-rc4".

Comparing different schemas e.g. "r10e-rc4" vs "4.2.2" is undefined.

Constructor Summary

Constructors

Constructor and Description
VersionStringComparator()

Method Summary

Modifier and Type	Method and Description
int	compare(String a, String b)
static boolean	isValidVersionString(String str)

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

Constructor Detail

VersionStringComparator

public VersionStringComparator()

Method Detail

isValidVersionString

public static boolean isValidVersionString(String str)

compare

public int compare(String a,
                   String b)

Specified by:

compare in interface Comparator<String>