001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  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    package org.apache.servicemix.soap.interceptors.xml;
018    
019    import java.io.OutputStream;
020    
021    import javax.xml.stream.XMLStreamException;
022    import javax.xml.stream.XMLStreamWriter;
023    
024    import org.apache.servicemix.soap.api.Fault;
025    import org.apache.servicemix.soap.api.InterceptorChain;
026    import org.apache.servicemix.soap.api.Message;
027    import org.apache.servicemix.soap.core.AbstractInterceptor;
028    import org.apache.servicemix.soap.util.stax.StaxUtil;
029    
030    /**
031     * Creates an XMLStreamReader from the InputStream on the Message.
032     * 
033     * @author <a href="mailto:gnodet [at] gmail.com">Guillaume Nodet</a>
034     */
035    public class StaxOutInterceptor extends AbstractInterceptor {
036    
037        public StaxOutInterceptor() {
038        }
039    
040        public void handleMessage(Message message) {
041            OutputStream os = message.getContent(OutputStream.class);
042            if (os == null) {
043                throw new NullPointerException("OutputStream content not found");
044            }
045            try {
046                // TODO: handle encoding
047                XMLStreamWriter writer = StaxUtil.createWriter(os);
048                message.setContent(XMLStreamWriter.class, writer);
049                InterceptorChain chain = message.get(InterceptorChain.class);
050                chain.doIntercept(message);
051                writer.flush();
052            } catch (XMLStreamException e) {
053                throw new Fault(e);
054            }
055        }
056    
057    }