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.camel.impl;
018    
019    import java.io.IOException;
020    import java.io.InputStream;
021    import java.io.OutputStream;
022    import java.io.OutputStreamWriter;
023    import java.io.Writer;
024    
025    import org.apache.camel.Exchange;
026    import org.apache.camel.converter.IOConverter;
027    import org.apache.camel.spi.DataFormat;
028    import org.apache.camel.util.ExchangeHelper;
029    
030    /**
031     * The <a href="http://activemq.apache.org/camel/data-format.html">data format</a>
032     * using Java Serialiation.
033     *
034     * @version $Revision: 640438 $
035     */
036    public class StringDataFormat implements DataFormat {
037        public void marshal(Exchange exchange, Object graph, OutputStream stream) throws IOException {
038            String text = ExchangeHelper.convertToType(exchange, String.class, graph);
039            Writer out = new OutputStreamWriter(stream);
040            out.write(text);
041            out.flush();
042        }
043    
044        public Object unmarshal(Exchange exchange, InputStream stream) throws IOException, ClassNotFoundException {
045            return IOConverter.toString(stream);
046        }
047    }