org.w3c.dom.Document跟dom4j的相互转换

org.w3c.dom.Document和dom4j的相互转换
/**
  * 实现dom4j向org.w3c.dom.Document的转换
  * @param doc
  * @return
  * @throws Exception
  */
 public static org.w3c.dom.Document parse(Document doc) throws Exception {
  if (doc == null) {
   return (null);
  }
  java.io.StringReader reader = new java.io.StringReader(doc.toString());
  org.xml.sax.InputSource source = new org.xml.sax.InputSource(reader);
  javax.xml.parsers.DocumentBuilderFactory documentBuilderFactory = javax.xml.parsers.DocumentBuilderFactory
    .newInstance();
  javax.xml.parsers.DocumentBuilder documentBuilder = documentBuilderFactory
    .newDocumentBuilder();
  return (documentBuilder.parse(source));
 }
 
 /**
  *
  * 实现 org.w3c.dom.Document到dom4j的转换
  * @param doc
  * @return
  * @throws Exception
  */
 public static Document parse(org.w3c.dom.Document doc) throws Exception {
  if (doc == null) {
   return (null);
  }
  org.dom4j.io.DOMReader xmlReader = new org.dom4j.io.DOMReader();
  return (xmlReader.read(doc));
 }