package org.kuali.ole.docstore.common.document;
   
   import org.apache.log4j.Logger;
   import org.kuali.ole.docstore.common.util.ParseXml;
   import org.w3c.dom.Document;
   import org.w3c.dom.Node;
   import org.w3c.dom.NodeList;
   import org.xml.sax.InputSource;
   import org.xml.sax.SAXException;
  
  import javax.xml.bind.*;
  import javax.xml.bind.annotation.XmlAccessType;
  import javax.xml.bind.annotation.XmlAccessorType;
  import javax.xml.bind.annotation.XmlRootElement;
  import javax.xml.bind.annotation.XmlType;
  import javax.xml.parsers.DocumentBuilder;
  import javax.xml.parsers.DocumentBuilderFactory;
  import javax.xml.parsers.ParserConfigurationException;
  import javax.xml.transform.stream.StreamSource;
  import java.io.ByteArrayInputStream;
  import java.io.IOException;
  import java.io.StringReader;
  import java.io.StringWriter;
  
  /**
   * Created with IntelliJ IDEA.
   * User: chenchulakshmig
   * Date: 2/25/14
   * Time: 2:53 PM
   * To change this template use File | Settings | File Templates.
   */
  @XmlRootElement(name = "license")
  public class License extends DocstoreDocument {
  
      private static final Logger LOG = Logger.getLogger(License.class);
  
      @Override
      public String serialize(Object object) {
          String result = null;
          StringWriter sw = new StringWriter();
          License license = (License) object;
          try {
              JAXBContext jaxbContext = JAXBContext.newInstance(License.class);
              Marshaller jaxbMarshaller = jaxbContext.createMarshaller();
              jaxbMarshaller.setProperty(Marshaller.JAXB_FORMATTED_OUTPUT, true);
              jaxbMarshaller.setProperty(Marshaller.JAXB_ENCODING, "UTF-8");
              jaxbMarshaller.marshal(license, sw);
              result = sw.toString();
          } catch (Exception e) {
              LOG.error("Exception :", e);
          }
          return result;
      }
  
      @Override
      public Object deserialize(String content) {
          JAXBElement<License> licenseElement = null;
          try {
              DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
              DocumentBuilder builder = factory.newDocumentBuilder();
              Document doc = builder.parse(new InputSource(new StringReader(content)));
              NodeList root = doc.getChildNodes();
              Node license = ParseXml.getNode("license", root);
                  NodeList nodes = license.getChildNodes();
                  String licensexml = ParseXml.nodeToString(license);
                  if (ParseXml.getNodeValue("format", nodes).equals("onixpl")) {
                      JAXBContext jc = JAXBContext.newInstance(LicenseOnixpl.class);
                      Unmarshaller unmarshaller1 = jc.createUnmarshaller();
                      StreamSource xmlSource = new StreamSource(new StringReader(licensexml));
                      JAXBElement<LicenseOnixpl> je1 = unmarshaller1.unmarshal(xmlSource, LicenseOnixpl.class);
                      LicenseOnixpl licenseOnixpl = je1.getValue();
                      return licenseOnixpl;
                  } else {
                      JAXBContext jc = JAXBContext.newInstance(LicenseAttachment.class);
                      Unmarshaller unmarshaller1 = jc.createUnmarshaller();
                      StreamSource xmlSource = new StreamSource(new StringReader(licensexml));
                      JAXBElement<LicenseAttachment> je1 = unmarshaller1.unmarshal(xmlSource, LicenseAttachment.class);
                      LicenseAttachment licenseAttachment = je1.getValue();
                      return licenseAttachment;
                  }
          } catch (ParserConfigurationException e) {
              LOG.error("Exception ", e);
          } catch (SAXException e) {
              LOG.error("Exception ", e);
          } catch (IOException e) {
              LOG.error("Exception ", e);
          } catch (JAXBException e) {
              e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
          }
  
          return null;
      }
  
      @Override
      public Object deserializeContent(Object object) {
          return null;  //To change body of implemented methods use File | Settings | File Templates.
      }
  
      @Override
     public Object deserializeContent(String content) {
         return null;  //To change body of implemented methods use File | Settings | File Templates.
     }
 
     @Override
     public String serializeContent(Object object) {
         return null;  //To change body of implemented methods use File | Settings | File Templates.
     }
 }