public boolean addAudience(java.lang.String audience){
  if ((audience != null) && !(audience.length() == 0)) {
    _audience.add(audience);
    return true;
  }
 else {
    return false;
  }
}

public boolean addAudience ( java . lang . String audience ) { if ( ( audience != null ) && ! ( audience . length ( ) == 0 ) ) { _audience . add ( audience ) ; return true ; } else { return false ; } }
adds an audience to this condition element
