code: public boolean remove(String classname) {
      String		pkgname;
      HashSet<String>	names;
  
      classname = ClassPathTraversal.cleanUp(classname);
      pkgname   = ClassPathTraversal.extractPackage(classname);
      names     = m_NameCache.get(pkgname);
      if (names != null)
        return names.remove(classname);
      else
        return false;
    }
docs: Removes the classname from the cache.
  
  @param classname	the classname to remove
  @return		true if the removal changed the cache