code: public static String stripFormattingfromXMLString(String xml) {
  		try {
  			Document document = DocumentUtilities.toDocument(xml);
  
  			DOMImplementationRegistry registry = DOMImplementationRegistry
  					.newInstance();
  			DOMImplementationLS domImplementationLS = (DOMImplementationLS) registry
  					.getDOMImplementation("LS");
  			LSSerializer serializaer = domImplementationLS.createLSSerializer();
  
  			serializaer.getDomConfig().setParameter("format-pretty-print",
  					Boolean.FALSE);
  
  			serializaer.getDomConfig().setParameter("xml-declaration",
  					Boolean.TRUE);
  
  			// otherwise UTF-16 is used by default
  			LSOutput lsOutput = domImplementationLS.createLSOutput();
  			lsOutput.setEncoding("UTF-8");
  			ByteArrayOutputStream byteStream = new ByteArrayOutputStream();
  			lsOutput.setByteStream(byteStream);
  
  			serializaer.write(document, lsOutput);
  
  			return new String(byteStream.toByteArray(), "UTF-8");
  
  		} catch (UnsupportedEncodingException e) {
  			throw new RuntimeException(e);
  		} catch (ClassNotFoundException e) {
  			throw new RuntimeException(e);
  		} catch (InstantiationException e) {
  			throw new RuntimeException(e);
  		} catch (IllegalAccessException e) {
  			throw new RuntimeException(e);
  		} catch (ClassCastException e) {
  			throw new RuntimeException(e);
  		}
  	}
docs: Strips formatting from an XML String
  
  @param xml
  The XML String to reformatted
  @return The XML String as on line.