public FormulaEvaluator getFormulaEvaluator ( ) { if ( ( this . formulaEvaluator == null ) && ( this . getWb ( ) != null ) ) { this . formulaEvaluator = this . getWb ( ) . getCreationHelper ( ) . createFormulaEvaluator ( ) ; } return formulaEvaluator ; }
get formulaevaluator .