001    /**
002     * Copyright (c) 2000-2010 Liferay, Inc. All rights reserved.
003     *
004     * The contents of this file are subject to the terms of the Liferay Enterprise
005     * Subscription License ("License"). You may not use this file except in
006     * compliance with the License. You can obtain a copy of the License by
007     * contacting Liferay, Inc. See the License for the specific language governing
008     * permissions and limitations under the License, including but not limited to
009     * distribution rights of the Software.
010     *
011     *
012     *
013     */
014    
015    package com.liferay.portal.kernel.util;
016    
017    import java.io.File;
018    
019    /**
020     * @author Brian Wing Shun Chan
021     */
022    public class OSDetector {
023    
024            public static boolean isUnix() {
025                    if (_unix == null) {
026                            if (File.pathSeparator.equals(StringPool.COLON)) {
027                                    _unix = Boolean.TRUE;
028                            }
029                            else {
030                                    _unix = Boolean.FALSE;
031                            }
032                    }
033    
034                    return _unix.booleanValue();
035            }
036    
037            public static boolean isWindows() {
038                    if (_windows == null) {
039                            if (File.pathSeparator.equals(StringPool.SEMICOLON)) {
040                                    _windows = Boolean.TRUE;
041                            }
042                            else {
043                                    _windows = Boolean.FALSE;
044                            }
045                    }
046    
047                    return _windows.booleanValue();
048            }
049    
050            private static Boolean _unix;
051            private static Boolean _windows;
052    
053    }