code: public static <T> String toXml(final String jsonString, final Class<T> clazz)
  		throws JsonParseException, JsonMappingException, IOException
  	{
  		final T object = JsonToObjectExtensions.toObject(jsonString, clazz);
  		final String xmlString = ObjectToXmlExtensions.toXmlWithXStream(object);
  		return xmlString;
  	}
docs: Transform the given json as {@link String} object to an xml as {@link String} object.
  
  @param <T>
  the generic type
  @param jsonString
  the json as {@link String} object
  @param clazz
  the clazz of the generic type
  @return the transformed xml as {@link String} object
  @throws JsonParseException
  If an error occurs when parsing the string into Object
  @throws JsonMappingException
  the If an error occurs when mapping the string into Object
  @throws IOException
  Signals that an I/O exception has occurred.