@Override public boolean equals(Object o){
  if (this == o) {
    return true;
  }
  if (o == null || getClass() != o.getClass()) {
    return false;
  }
  final AbstractDirectoryEntry that=(AbstractDirectoryEntry)o;
  return id == that.id;
}

@ Override public boolean equals ( Object o ) { if ( this == o ) { return true ; } if ( o == null || getClass ( ) != o . getClass ( ) ) { return false ; } final AbstractDirectoryEntry that = ( AbstractDirectoryEntry ) o ; return id == that . id ; }
indicates whether some other object is " equal to " this one .
