/hudson-core/src/main/java/hudson/Platform.java

 1/*
 2 * The MIT License
 3 *
 4 * Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi
 5 *
 6 * Permission is hereby granted, free of charge, to any person obtaining a copy
 7 * of this software and associated documentation files (the "Software"), to deal
 8 * in the Software without restriction, including without limitation the rights
 9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24package hudson;
25
26import java.io.File;
27
28/**
29 * Strategy object that absorbs the platform differences.
30 *
31 * <p>
32 * Do not switch/case on this enum, or do a comparison, as we may add new constants.
33 *
34 * @author Kohsuke Kawaguchi
35 */
36public enum Platform {
37    WINDOWS(';'),UNIX(':');
38
39    /**
40     * The character that separates paths in environment variables like PATH and CLASSPATH. 
41     * On Windows ';' and on Unix ':'.
42     *
43     * @see File#pathSeparator
44     */
45    public final char pathSeparator;
46
47    private Platform(char pathSeparator) {
48        this.pathSeparator = pathSeparator;
49    }
50
51    public static Platform current() {
52        if(File.pathSeparatorChar==':') return UNIX;
53        return WINDOWS;
54    }
55}