001    /**
002     * Copyright (c) 2000-2012 Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portal.uuid;
016    
017    import com.liferay.portal.kernel.util.StringPool;
018    import com.liferay.portal.kernel.util.StringUtil;
019    import com.liferay.portal.kernel.uuid.PortalUUID;
020    
021    import java.util.UUID;
022    
023    /**
024     * @author Brian Wing Shun Chan
025     */
026    public class PortalUUIDImpl implements PortalUUID {
027    
028            public String fromJsSafeUuid(String jsSafeUuid) {
029                    return StringUtil.replace(
030                            jsSafeUuid, StringPool.DOUBLE_UNDERLINE, StringPool.DASH);
031            }
032    
033            public String generate() {
034                    return UUID.randomUUID().toString();
035            }
036    
037            public String generate(byte[] bytes) {
038                    return UUID.nameUUIDFromBytes(bytes).toString();
039            }
040    
041            public String toJsSafeUuid(String uuid) {
042                    return StringUtil.replace(
043                            uuid, StringPool.DASH, StringPool.DOUBLE_UNDERLINE);
044            }
045    
046    }