package org.apache.ws.scout.util;
   
   import java.io.StringWriter;
   
   import javax.xml.transform.Source;
   import javax.xml.transform.Transformer;
   import javax.xml.transform.TransformerConfigurationException;
   import javax.xml.transform.TransformerException;
   import javax.xml.transform.TransformerFactory;
  import javax.xml.transform.dom.DOMSource;
  import javax.xml.transform.stream.StreamResult;
  
  import org.apache.commons.logging.Log;
  import org.apache.commons.logging.LogFactory;
  import org.w3c.dom.Node;
  
  /**
   * Utilies for covertion between w3c formats and XML.
   * @author Kurt Stam (kurt.stam@jboss.com)
   */
  public class XMLUtils {
  	private static Log log = LogFactory.getLog(XMLUtils.class);
  	
  	/**
  	 * Convert a org.w3c.dom.Node into an XML representation.
  	 * @param node - containing an xml tree.
  	 * @return - String containing the XML.
  	 */
  	public static String convertNodeToXMLString(Node node)
  	  {
  		  String xml=null;
  		  try {
  		      Source source = new DOMSource(node);
  		      StringWriter stringWriter = new StringWriter();
  		      javax.xml.transform.Result result = new StreamResult(stringWriter);
  		      TransformerFactory factory = TransformerFactory.newInstance();
  		      Transformer transformer = factory.newTransformer();
  		      transformer.transform(source, result);
  		      xml=stringWriter.getBuffer().toString();
  		  } catch (TransformerConfigurationException e) {
  		      log.error("Could not obtain the XML. ", e);
  		  } catch (TransformerException e) {
  			  log.error("Could not obtain the XML. ",e);
  		  }
  		  return xml;
  	  }
  }