public boolean useRecentDeletes(){
  return isEvictableCachePolicy() && !_isMemorySA && (!_readOnlySA || _engine.hasMirror());
}

public boolean useRecentDeletes ( ) { return isEvictableCachePolicy ( ) && ! _isMemorySA && ( ! _readOnlySA || _engine . hasMirror ( ) ) ; }
returns true if recentdeletes hash in engine need to be used .
