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  */
  25 package jdk.tools.jlink.internal;
  26 
  27 import jdk.tools.jlink.plugin.ResourcePoolModule;
  28 
  29 import java.util.Locale;
  30 
  31 /**
  32  * Supported platforms
  33  */
  34 public 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 }