/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.camel.dataformat.xstream;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.HashMap;
import javax.xml.stream.XMLStreamException;
import com.thoughtworks.xstream.io.HierarchicalStreamReader;
import com.thoughtworks.xstream.io.HierarchicalStreamWriter;
import com.thoughtworks.xstream.io.xml.QNameMap;
import com.thoughtworks.xstream.io.xml.StaxReader;
import com.thoughtworks.xstream.io.xml.StaxWriter;
import org.apache.camel.Exchange;
import org.apache.camel.spi.DataFormat;
import org.codehaus.jettison.mapped.MappedXMLInputFactory;
import org.codehaus.jettison.mapped.MappedXMLOutputFactory;
/**
* A <a href="http://activemq.apache.org/camel/data-format.html">data format</a>
* ({@link DataFormat}) using XStream and Jettison to marshal to and from JSON
*
* @version $Revision: 711862 $
*/
public class JsonDataFormat extends AbstractXStreamWrapper {
private final MappedXMLOutputFactory mof;
private final MappedXMLInputFactory mif;
public JsonDataFormat() {
final HashMap nstjsons = new HashMap();
mof = new MappedXMLOutputFactory(nstjsons);
mif = new MappedXMLInputFactory(nstjsons);
}
protected HierarchicalStreamWriter createHierarchicalStreamWriter(Exchange exchange, Object body, OutputStream stream) throws XMLStreamException {
return new StaxWriter(new QNameMap(), mof.createXMLStreamWriter(stream));
}
protected HierarchicalStreamReader createHierarchicalStreamReader(Exchange exchange, InputStream stream) throws XMLStreamException {
return new StaxReader(new QNameMap(), mif.createXMLStreamReader(stream));
}
}