private void addIgnore(RPObject ignoreObj){
  for (  String attr : ignoreObj) {
    if (attr.charAt(0) == '_') {
      ignore.add(attr.substring(1));
    }
  }
}

private void addIgnore ( RPObject ignoreObj ) { for ( String attr : ignoreObj ) { if ( attr . charAt ( 0 ) == '_' ) { ignore . add ( attr . substring ( 1 ) ) ; } } }
add players to the set of ignored players . player names are the attributes prefixed with ' _ ' .
