code: public Set getPackagesSet()
      {
          insureInitialized();
          Set set = new HashSet();
          set.addAll( packageMap.keySet() );
  
          if ( compPaths != null )
              for (int i=0; i<compPaths.size(); i++)
                  set.addAll(
                      ((BshClassPath)compPaths.get(i)).packageMap.keySet() );
          return set;
      }
docs: Get a list of all of the known packages