001    /** 
002     * 
003     * Copyright 2004 Protique Ltd
004     * 
005     * Licensed under the Apache License, Version 2.0 (the "License"); 
006     * you may not use this file except in compliance with the License. 
007     * You may obtain a copy of the License at 
008     * 
009     * http://www.apache.org/licenses/LICENSE-2.0
010     * 
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS, 
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
014     * See the License for the specific language governing permissions and 
015     * limitations under the License. 
016     * 
017     **/
018    package org.codehaus.activesoap.handler;
019    
020    import javanet.staxutils.XMLStreamUtils;
021    import org.codehaus.activesoap.Handler;
022    import org.codehaus.activesoap.MessageExchange;
023    
024    import javax.xml.stream.XMLStreamReader;
025    import javax.xml.stream.XMLStreamWriter;
026    
027    /**
028     * A handler which consumes the data but does nothing
029     *
030     * @version $Revision: 1.5 $
031     */
032    public class NullHandler implements Handler {
033    
034        private static NullHandler instance = new NullHandler();
035    
036        public static NullHandler getInstance() {
037            return instance;
038        }
039    
040        public void invoke(MessageExchange exchange) throws Exception {
041            // lets skip the content
042            XMLStreamUtils.skipElement(exchange.getIn());
043        }
044    }