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.taglib.aui;
016    
017    import com.liferay.taglib.util.IncludeTag;
018    
019    import javax.servlet.http.HttpServletRequest;
020    
021    /**
022     * @author Jorge Ferrer
023     * @author Brian Wing Shun Chan
024     */
025    public class ModelContextTag extends IncludeTag {
026    
027            public void setBean(Object bean) {
028                    _bean = bean;
029            }
030    
031            public void setModel(Class<?> model) {
032                    _model = model;
033            }
034    
035            protected void cleanUp() {
036                    _bean = null;
037                    _model = null;
038            }
039    
040            protected void setAttributes(HttpServletRequest request) {
041                    if (_model != null) {
042                            pageContext.setAttribute("aui:model-context:bean", _bean);
043                            pageContext.setAttribute("aui:model-context:model", _model);
044                    }
045                    else {
046                            pageContext.removeAttribute("aui:model-context:bean");
047                            pageContext.removeAttribute("aui:model-context::model");
048                    }
049            }
050    
051            private Object _bean;
052            private Class<?> _model;
053    
054    }