001    /**
002     * Copyright (c) 2000-2013 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.security.pacl.DoPrivileged;
018    import com.liferay.portal.kernel.util.StringPool;
019    import com.liferay.portal.kernel.util.StringUtil;
020    import com.liferay.portal.kernel.uuid.PortalUUID;
021    
022    import java.util.UUID;
023    
024    /**
025     * @author Brian Wing Shun Chan
026     */
027    @DoPrivileged
028    public class PortalUUIDImpl implements PortalUUID {
029    
030            @Override
031            public String fromJsSafeUuid(String jsSafeUuid) {
032                    return StringUtil.replace(
033                            jsSafeUuid, StringPool.DOUBLE_UNDERLINE, StringPool.DASH);
034            }
035    
036            @Override
037            public String generate() {
038                    return UUID.randomUUID().toString();
039            }
040    
041            @Override
042            public String generate(byte[] bytes) {
043                    return UUID.nameUUIDFromBytes(bytes).toString();
044            }
045    
046            @Override
047            public String toJsSafeUuid(String uuid) {
048                    return StringUtil.replace(
049                            uuid, StringPool.DASH, StringPool.DOUBLE_UNDERLINE);
050            }
051    
052    }