public static void arrangeKeys(ArrayList<String> keys) {
    move(keys, "timestamp", 0);
    move(keys, "hostname", 1);
    move(keys, "type", 2);
  }
public static void arrangeKeys ( ArrayList < String > keys ) { move ( keys , "timestamp" , 0 ) ; move ( keys , "hostname" , 1 ) ; move ( keys , "type" , 2 ) ; }
Arrange the keys to provide a more readable printing order:
first goes the timestamp, then the hostname and then the type, followed
by all other keys found.

@param keys The input ArrayList of keys to re-arrange.