1 /*
   2  * Copyright (c) 2016, 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 
  26 package com.oracle.tools.packager;
  27 
  28 import java.util.regex.Pattern;
  29 
  30 /**
  31  * Use <code>Platform</code> to detect the operating system that is currently running.
  32  *
  33  * Example:
  34  *
  35  *  Platform platform = Platform.getPlatform();
  36  *
  37  *  switch(platform) {
  38  *    case Platform.MAC: {
  39  *      //TODO Do something
  40  *      break;
  41  *    }
  42  *    case Platform.WINDOWS:
  43  *    case Platform.LINUX: {
  44  *      //TODO Do something else
  45  *    }
  46  *  }
  47  * 
  48  * @deprecated use {@link ToolProvider} to locate the {@code "javapackager"} tool instead.
  49  */
  50 @Deprecated(since="10", forRemoval=true)
  51 public enum Platform {UNKNOWN, WINDOWS, LINUX, MAC;
  52     private static final Platform platform;
  53     private static final int majorVersion;
  54     private static final int minorVersion;
  55 
  56     static {
  57         String os = System.getProperty("os.name").toLowerCase();
  58 
  59         if (os.indexOf("win") >= 0) {
  60             platform = Platform.WINDOWS;
  61         }
  62         else if (os.indexOf("nix") >= 0 || os.indexOf("nux") >= 0) {
  63             platform = Platform.LINUX;
  64         }
  65         else if (os.indexOf("mac") >= 0) {
  66             platform = Platform.MAC;
  67         }
  68         else {
  69             platform = Platform.UNKNOWN;
  70         }
  71 
  72         String version = System.getProperty("os.version").toString();
  73         String[] parts = version.split(Pattern.quote("."));
  74 
  75         if (parts.length > 0) {
  76             majorVersion = Integer.parseInt(parts[0]);
  77 
  78             if (parts.length > 1) {
  79                 minorVersion = Integer.parseInt(parts[0]);
  80             }
  81             else {
  82                 minorVersion = -1;
  83             }
  84         }
  85         else {
  86             majorVersion = -1;
  87             minorVersion = -1;
  88         }
  89     }
  90 
  91     private Platform() {}
  92 
  93     public static Platform getPlatform() {
  94         return platform;
  95     }
  96 
  97     public static int getMajorVersion() {
  98         return majorVersion;
  99     }
 100 
 101     public static int getMinorVersion() {
 102         return minorVersion;
 103     }
 104 }