code: public static JGrassGears getInstance( URL baseclassUrl ) {
          jgrassGears = new JGrassGears(baseclassUrl);
          // logger.debug("init JGrassGears modules classes");
          jgrassGears.gatherInformations();
          return jgrassGears;
      }
docs: Retrieves the {@link JGrassGears} for a particular url path.
  
  <p>
  <b>When this method is called, the {@link JGrassGears} instance is reset.</b>
  </p>
  <p>
  Be careful when you use this. This is a workaround needed for eclipse
  systems, where the url returned by the urlfinder is a bundleresource that
  would need to be resolved first with rcp tools we do not want to depend on.
  </p>
  
  @return the JGrassGears annotations class.