/*
* Copyright ( c ) 1997 , 2022 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation . Oracle designates this
* particular file as subject to the " Classpath " exception as provided
* by Oracle in the LICENSE file that accompanied this code .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
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*/
package jdk.test.lib;
import java.util.Arrays;
import java.util.regex.Pattern;
import java.util.stream.Collectors;
public final class OSVersion implements Comparable<OSVersion> {
public static final OSVersion WINDOWS_95 = new OSVersion(4 , 0 );
public static final OSVersion WINDOWS_98 = new OSVersion(4 , 10 );
public static final OSVersion WINDOWS_ME = new OSVersion(4 , 90 );
public static final OSVersion WINDOWS_2000 = new OSVersion(5 , 0 );
public static final OSVersion WINDOWS_XP = new OSVersion(5 , 1 );
public static final OSVersion WINDOWS_2003 = new OSVersion(5 , 2 );
public static final OSVersion WINDOWS_VISTA = new OSVersion(6 , 0 );
private final int [] versionTokens;
public static OSVersion current() {
return new OSVersion(Platform.getOsVersion());
}
public OSVersion(int major, int minor) {
versionTokens = new int [] {major, minor};
}
public OSVersion(String version) {
Pattern onlyDigits = Pattern.compile("^\\d+$" );
this .versionTokens = Arrays.stream(version.split("-" )[0 ].split("\\." ))
.filter(onlyDigits.asPredicate())
.mapToInt(Integer::parseInt)
.toArray();
}
@Override
public int compareTo(OSVersion o) {
return Arrays.compare(this .versionTokens, o.versionTokens);
}
@Override
public int hashCode() {
return Arrays.hashCode(versionTokens);
}
@Override
public boolean equals(Object o) {
if (this == o) return true ;
if (o == null || getClass() != o.getClass()) return false ;
OSVersion osVersion = (OSVersion) o;
return Arrays.equals(versionTokens, osVersion.versionTokens);
}
@Override
public String toString() {
return Arrays.stream(versionTokens)
.mapToObj(String::valueOf)
.collect(Collectors.joining("." ));
}
}
Messung V0.5 in Prozent C=89 H=90 G=89
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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