private void record(){
  for (  KeepFreeArea keepFreeArea : keepFreeAreas) {
    for (    Player player : keepFreeArea.getPlayers()) {
      PlayerPositionEntry entry=new PlayerPositionEntry(player,keepFreeArea);
      if (!playerPositions.contains(entry)) {
        playerPositions.add(entry);
      }
    }
  }
}

private void record ( ) { for ( KeepFreeArea keepFreeArea : keepFreeAreas ) { for ( Player player : keepFreeArea . getPlayers ( ) ) { PlayerPositionEntry entry = new PlayerPositionEntry ( player , keepFreeArea ) ; if ( ! playerPositions . contains ( entry ) ) { playerPositions . add ( entry ) ; } } } }
recors players who are within the restricted zone .
