code: protected synchronized void clearResults() {
          filesIncluded    = new Vector();
          filesNotIncluded = new Vector();
          filesExcluded    = new Vector();
          filesDeselected  = new Vector();
          dirsIncluded     = new Vector();
          dirsNotIncluded  = new Vector();
          dirsExcluded     = new Vector();
          dirsDeselected   = new Vector();
          everythingIncluded = (basedir != null);
          scannedDirs.clear();
      }
docs: Clear the result caches for a scan.