code: /*
   * Copyright (c) 2008-2019 Emmanuel Dupuy.
   * This project is distributed under the GPLv3 license.
   * This is a Copyleft license that gives the user the right to use,
   * copy and modify the code freely for non-commercial purposes.
   */
  
  package org.jd.gui.service.platform;
  
  public class PlatformService {
  	protected static final PlatformService PLATFORM_SERVICE = new PlatformService();
  
  	public enum OS { Linux, MacOSX, Windows }
  
  	protected OS os;
  
  	protected PlatformService() {
  		String osName = System.getProperty("os.name").toLowerCase();
  
  		if (osName.contains("windows")) {
  			os = OS.Windows;
  		} else if (osName.contains("mac os")) {
  			os = OS.MacOSX;
  		} else {
  			os = OS.Linux;
  		}
  	}
  
  	public static PlatformService getInstance() { return PLATFORM_SERVICE; }
  
  	public OS getOs() { return os; }
  
  	public boolean isLinux() { return os == OS.Linux; }
  	public boolean isMac() { return os == OS.MacOSX; }
  	public boolean isWindows() { return os == OS.Windows; }
  }
  