/** @apilevel low-level */
 public void flushCache() {
   super.flushCache();
   getPackage_computed = false;
   getPackage_value = null;
   getID_computed = false;
   getID_value = null;
   decl_computed = false;
   decl_value = null;
 }
 /** @apilevel internal */
 public void flushCollectionCache() {
   super.flushCollectionCache();
 }