jcommon.core.OS Maven / Gradle / Ivy

Go to download
/*
  Copyright (C) 2012-2013 the original author or authors.

  See the LICENSE.txt file distributed with this work for additional
  information regarding copyright ownership.

  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

  http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
*/

package jcommon.core;

/**
 * Gathers information about operating systems and the one we're hosted on.
 *
 * @author David Hoyt 
 */
public enum OS {
    Unknown        (OSFamily.Unknown, StringUtil.empty)

  , Windows95      (OSFamily.Windows, "windows_95",    "Windows 95")
  , Windows98      (OSFamily.Windows, "windows_98",    "Windows 98")
  , WindowsMe      (OSFamily.Windows, "windows_me",    "Windows Me")
  , WindowsNT      (OSFamily.Windows, "windows_nt",    "Windows NT")
  , Windows2000    (OSFamily.Windows, "windows_2000",  "Windows 2000")
  , WindowsXP      (OSFamily.Windows, "windows_xp",    "Windows XP")
  , Windows2003    (OSFamily.Windows, "windows_2003",  "Windows 2003")
  , Windows2008    (OSFamily.Windows, "windows_2008",  "Windows 2008")
  , WindowsVista   (OSFamily.Windows, "windows_vista", "Windows Vista")
  , Windows7       (OSFamily.Windows, "windows_7",     "Windows 7")
  , Windows8       (OSFamily.Windows, "windows_8",     "Windows 8")
  , Windows9       (OSFamily.Windows, "windows_9",     "Windows 9")
  , WindowsCE      (OSFamily.Windows, "windows_ce",    "Windows CE")
  , OS2            (OSFamily.Windows, "os_2",          "OS/2")
  , WindowsUnknown (OSFamily.Windows, OSFamily.Windows.getPlatformPartName())


  , MacOSX         (OSFamily.Mac,     "osx",           "Mac OS", "Mac OS X")
  , MacUnknown     (OSFamily.Mac,     OSFamily.Mac.getPlatformPartName())


  , Linux          (OSFamily.Unix,    "linux",         "Linux")
  , MPE_iX         (OSFamily.Unix,    "mpe_ix",        "MPE/iX")
  , HP_UX          (OSFamily.Unix,    "hp_ux",         "HP-UX")
  , AIX            (OSFamily.Unix,    "aix",           "AIX")
  , FreeBSD        (OSFamily.Unix,    "freebsd",       "FreeBSD")
  , Irix           (OSFamily.Unix,    "irix",          "Irix")
  , OS_390         (OSFamily.Unix,    "os390",         "OS/390")
  , DigitalUnix    (OSFamily.Unix,    "digital_unix",  "Digital Unix")
  , Netware_4_11   (OSFamily.Unix,    "netware_4_11",  "NetWare 4.11")
  , OSF1           (OSFamily.Unix,    "osf1",          "OSF1")
  , SunOS          (OSFamily.Unix,    "sunos",         "SunOS")
  , UnixUnknown    (OSFamily.Unix,    OSFamily.Unix.getPlatformPartName())


  , Solaris        (OSFamily.Solaris, "solaris",       "Solaris")
  , SolarisUnknown (OSFamily.Solaris, OSFamily.Solaris.getPlatformPartName())


  , VMS            (OSFamily.VMS,     "openvms",       "OpenVMS")
  , VMSUnknown     (OSFamily.VMS,     OSFamily.VMS.getPlatformPartName())

  ;

  //
  public static final String
    NAME = System.getProperty("os.name")
  ;
  //

  //
  private static OS systemOS;
  private OSFamily family;
  private String[] variants;
  private String platformPartName;
  //

  //
  static {
    systemOS = fromName(NAME);
  }

  OS(final OSFamily OSFamily, final String PlatformPartName, final String...Variations) {
    this.family = OSFamily;
    this.variants = Variations;
    this.platformPartName = PlatformPartName;
  }
  //

  //
  public static String getSystemOSName() {
    return NAME;
  }

  public static OS getSystemOS() {
    return systemOS;
  }

  public static OSFamily getSystemOSFamily() {
    return systemOS.getFamily();
  }

  public OSFamily getFamily() {
    return family;
  }

  public String[] getVariants() {
    return variants;
  }

  public String getPlatformPartName() {
    return platformPartName;
  }

  public boolean isPOSIX() {
    return isPOSIX(this);
  }
  //

  //
  public static boolean isPOSIX(final OS OS) {
    return OSFamily.isPOSIX(OS);
  }

  public static OS fromName(final String Name) {
    if (StringUtil.isNullOrEmpty(Name))
      return OS.Unknown;

    for(OS os : OS.values()) {
      for(String variant : os.variants)
        if (variant.equalsIgnoreCase(Name))
          return os;
    }

    final String lower = Name.toLowerCase();
    if (lower.contains("win"))
      return OS.WindowsUnknown;
    else if (lower.contains("mac"))
      return OS.MacUnknown;
    else if (lower.contains("nix") || lower.contains("nux"))
      return OS.UnixUnknown;
    else if (lower.contains("vms"))
      return OS.VMSUnknown;
    else if (lower.contains("solaris"))
      return OS.SolarisUnknown;
    else
      return OS.Unknown;
  }
  //
}