/*
    * Copyright 2009 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.commons.ihe.ws.cxf.databinding.plainxml;
  
  import org.apache.cxf.databinding.DataWriter;
  import org.apache.cxf.message.Attachment;
  import org.apache.cxf.service.model.MessagePartInfo;
  import org.apache.cxf.staxutils.StaxUtils;
  
  import javax.xml.stream.XMLStreamWriter;
  import javax.xml.validation.Schema;
  import java.io.Reader;
  import java.io.StringReader;
  import java.util.Collection;
  
  /**
   * A special writer for some transactions (e.g. HL7 v3) whose
   * expected input data is String representation of an XML element.
   *
   * @author Dmytro Rud
   */
  public class PlainXmlWriter implements DataWriter<XMLStreamWriter> {
  
      @Override
      public void write(Object obj, MessagePartInfo part, XMLStreamWriter writer) {
          try {
              String s = (String) obj;
              Reader reader = new StringReader(s);
              StaxUtils.copy(StaxUtils.createXMLStreamReader(reader), writer);
          } catch (Exception e) {
              throw new RuntimeException(e);
          }
      }
  
  
      @Override
      public void write(Object obj, XMLStreamWriter writer) {
          write(obj, null, writer);
      }
  
      @Override
      public void setAttachments(Collection<Attachment> attachments) {
          // nop
      }
  
      @Override
      public void setProperty(String key, Object value) {
          // nop
      }
  
      @Override
      public void setSchema(Schema s) {
          // nop
      }
  }