public boolean isWild(){
  return expression != null && (expression.indexOf(getFreeWildcard()) >= 0 || expression.indexOf(getLocalWildcard()) >= 0);
}

public boolean isWild ( ) { return expression != null && ( expression . indexOf ( getFreeWildcard ( ) ) >= 0 || expression . indexOf ( getLocalWildcard ( ) ) >= 0 ) ; }
is this expression wild ?
