code: public Class forceLoadSystemClass(String classname) throws ClassNotFoundException {
          log("force system loading " + classname, Project.MSG_DEBUG);
  
          Class theClass = findLoadedClass(classname);
  
          if (theClass == null) {
              theClass = findBaseClass(classname);
          }
          return theClass;
      }
docs: Loads a class through this class loader but defer to the parent class
  loader.
  
  This ensures that instances of the returned class will be compatible
  with instances which have already been loaded on the parent
  loader.
  
  @param classname The name of the class to be loaded.
  Must not be <code>null</code>.
  
  @return the required Class object
  
  @exception ClassNotFoundException if the requested class does not exist
  on this loader's classpath.