public boolean isBuffered(){
  return true;
}

public boolean isBuffered ( ) { return true ; }
interface - like method to query if the mapbean is buffered , so you can control behavior better . allows the removal of specific instance - like queries for , say , bufferedmapbean , when all you really want to know is if you have the data is buffered , and if so , should be buffer be cleared . for the bufferedmapbean , always true .
