/*
    * Copyright 2013 the original author or authors.
    * 
    * Licensed 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.openehealth.ipf.platform.camel.cda.dataformat;
  
  import java.io.InputStream;
  import java.io.OutputStream;
  
  import org.apache.camel.Exchange;
  import org.apache.camel.spi.DataFormat;
  import org.openehealth.ipf.modules.cda.CDAR2Parser;
  import org.openehealth.ipf.modules.cda.CDAR2Renderer;
  import org.openhealthtools.mdht.uml.cda.ClinicalDocument;
  
  public class MdhtDataFormat implements DataFormat {
  
      private final CDAR2Renderer renderer;
      private final CDAR2Parser parser;
  
      public MdhtDataFormat() {
          renderer = new CDAR2Renderer();
          parser = new CDAR2Parser();
      }
  
      @Override
      public void marshal(Exchange exchange, Object graph, OutputStream stream)
              throws Exception {
          renderer.render((ClinicalDocument) graph, stream,
                  (Object[]) null);
      }
  
      @Override
      public Object unmarshal(Exchange exchange, InputStream stream)
              throws Exception {
          return parser.parse(stream, (Object[]) null);
      }
  
  }