code: public static Source setNameSpaceOnXmlStream(final InputStream in, final String nameSpace)
  			throws JDOMException, IOException {
  		final SAXBuilder sb = new SAXBuilder(new XMLReaderSAX2Factory(false));
  		final Document doc = sb.build(in);
  		doc.getRootElement().setNamespace(Namespace.getNamespace(nameSpace));
  		return new JDOMSource(doc);
  	}
docs: Sets the name space on xml stream.
  
  @param in        the in
  @param nameSpace the name space
  @return the source
  @throws JDOMException the JDOM exception
  @throws IOException   Signals that an I/O exception has occurred.