/*
 * Copyright (C) 2002-2009 Alexei Drummond and Andrew Rambaut
 *
 * This file is part of BEAST.
 * See the NOTICE file distributed with this work for additional
 * information regarding copyright ownership and licensing.
 *
 * BEAST is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * BEAST is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with BEAST; if not, write to the
 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
 * Boston, MA  02110-1301  USA
 */

package dr.app.util;

/** 
 * @author Walter Xie
 */
public enum OSType {
	WINDOWS,
    MAC,
    UNIX_LINUX;

	static OSType detect() {        

		if (os.indexOf("mac") >= 0) {
			return MAC;
		}

		if (os.indexOf("win") >= 0) {
			return WINDOWS;
		}

		if (os.indexOf( "nix") >=0 || os.indexOf( "nux") >=0) {
			return UNIX_LINUX;
		}

		return null;
    } 
    
    public static boolean isWindows(){ 
		//windows
	    return (os.indexOf( "win" ) >= 0); 
	}
 
	public static boolean isMac(){
		//Mac
	    return (os.indexOf( "mac" ) >= 0);  
	}
 
	public static boolean isUnixOrLinux(){
		//linux or unix
	    return (os.indexOf( "nix") >=0 || os.indexOf( "nux") >=0); 
	}
    
    public String toString() {
        return os;
    }
    
    public String version() {
        return System.getProperty("os.version");
    }
   
    static final String os = System.getProperty("os.name").toLowerCase();
}
