001    /*
002     * Copyright 1999-2001,2004 The Apache Software Foundation.
003     * 
004     * Licensed under the Apache License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     * 
008     *      http://www.apache.org/licenses/LICENSE-2.0
009     * 
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    
017    package org.apache.commons.latka.jelly;
018    
019    import org.apache.commons.jelly.JellyTagException;
020    import org.apache.commons.jelly.TagSupport;
021    import org.apache.commons.jelly.XMLOutput;
022    
023    import org.apache.commons.latka.http.Request;
024    
025    /**
026     *
027     * @author  Morgan Delagrange
028     */
029    public class RequestBodyTag extends TagSupport {
030    
031        /**
032         *
033         * @param xmlOutput a place to write output
034         * @throws JellyTagException when the request body could not be obtained, or a tag attempts
035         *    to set a body for any HTTP method other than POST
036         */
037        public void doTag(XMLOutput xmlOutput) throws JellyTagException {
038    
039            Request request = JellyUtils.getInstance().findParentRequest(this);
040            
041            int method = request.getMethod();
042            if (method != Request.HTTP_METHOD_POST) {
043                throw new JellyTagException("Request bodies are only supported in POSTs");
044            }
045    
046            request.setRequestBody(getBodyText());
047    
048        }
049    
050    
051    }