public static CellFormulaExpression copyOf ( CellFormulaExpression formula ) { if ( formula == null ) { return null ; } CellFormulaExpression copy = new CellFormulaExpression ( ) ; copy . formulaStr = formula . formulaStr ( ) . intern ( ) ; copy . formulaValues = formula . formulaValues ( ) . intern ( ) ; copy . formulaPtgStr = formula . formulaPtgStr ( ) . intern ( ) ; copy . ptgStr = formula . ptgStr ( ) . intern ( ) ; copy . iptg = formula . iptg ( ) ; copy . rootFormulaId = formula . rootFormulaId ; copy . ptgs ( formula . ptgs ) ; copy . formulaPtg ( formula . formulaPtg ( ) ) ; return copy ; }
Does copy of provided instance .