src/org/tiefaces/components/websheet/TieWebSheetBean.java
public FormulaEvaluator getFormulaEvaluator() {
		if ((this.formulaEvaluator == null) && (this.getWb() != null)) {
			this.formulaEvaluator = this.getWb().getCreationHelper()
					.createFormulaEvaluator();
		}
		return formulaEvaluator;
	}
public FormulaEvaluator getFormulaEvaluator() {
		if ((this.formulaEvaluator == null) && (this.getWb() != null)) {
			this.formulaEvaluator = this.getWb().getCreationHelper()
					.createFormulaEvaluator();
		}
		return formulaEvaluator;
	}
get formulaevaluator.

@return formulaevaluator.