1/*
2 * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25package jdk.tools.jlink.internal;
26
27import jdk.tools.jlink.plugin.ResourcePoolModule;
28
29import java.util.Locale;
30
31/**
32 * Supported platforms
33 */
34public enum Platform {
35    WINDOWS,
36    LINUX,
37    SOLARIS,
38    MACOS,
39    AIX,
40    UNKNOWN;
41
42    /**
43     * Returns the {@code Platform} derived from the target platform
44     * in the {@code ModuleTarget} attribute.
45     */
46    public static Platform toPlatform(String targetPlatform) {
47        String osName;
48        int index = targetPlatform.indexOf("-");
49        if (index < 0) {
50            osName = targetPlatform;
51        } else {
52            osName = targetPlatform.substring(0, index);
53        }
54        try {
55            return Platform.valueOf(osName.toUpperCase(Locale.ENGLISH));
56        } catch (IllegalArgumentException e) {
57            return Platform.UNKNOWN;
58        }
59    }
60
61    /**
62     * Returns the {@code Platform} to which the given module is target to.
63     */
64    public static Platform getTargetPlatform(ResourcePoolModule module) {
65        String targetPlatform = module.targetPlatform();
66        if (targetPlatform != null) {
67            return toPlatform(targetPlatform);
68        } else {
69            return Platform.UNKNOWN;
70        }
71    }
72}
73