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.taglib.util;
016    
017    import com.liferay.portal.kernel.util.Validator;
018    
019    import javax.servlet.jsp.tagext.TagData;
020    import javax.servlet.jsp.tagext.TagExtraInfo;
021    import javax.servlet.jsp.tagext.VariableInfo;
022    
023    /**
024     * @author Brian Wing Shun Chan
025     */
026    public class GetUrlTei extends TagExtraInfo {
027    
028            @Override
029            public VariableInfo[] getVariableInfo(TagData tagData) {
030                    String var = tagData.getAttributeString("var");
031    
032                    if (Validator.isNotNull(var)) {
033                            return new VariableInfo[] {
034                                    new VariableInfo(
035                                            var, String.class.getName(), true, VariableInfo.AT_END),
036                            };
037                    }
038                    else {
039                            return null;
040                    }
041            }
042    
043    }