*/
package org.apache.poi.hssf.record.formula.functions;
-public class Month extends NotImplementedFunction {
+import org.apache.poi.hssf.record.formula.eval.BlankEval;
+import org.apache.poi.hssf.record.formula.eval.ErrorEval;
+import org.apache.poi.hssf.record.formula.eval.Eval;
+import org.apache.poi.hssf.record.formula.eval.NumberEval;
+import org.apache.poi.hssf.record.formula.eval.NumericValueEval;
+import org.apache.poi.hssf.record.formula.eval.ValueEval;
+import org.apache.poi.hssf.usermodel.HSSFDateUtil;
+/**
+ *
+ * @author Guenter Kickinger g.kickinger@gmx.net
+ *
+ */
+public class Month extends NumericFunction {
+
+ /* (non-Javadoc)
+ * @see org.apache.poi.hssf.record.formula.functions.Function#evaluate(org.apache.poi.hssf.record.formula.eval.Eval[], int, short)
+ */
+ public Eval evaluate(Eval[] operands, int srcCellRow, short srcCellCol) {
+ ValueEval retval = null;
+
+ switch (operands.length) {
+ default:
+ retval = ErrorEval.VALUE_INVALID;
+ break;
+ case 1:
+ ValueEval ve = singleOperandEvaluate(operands[0], srcCellRow, srcCellCol);
+ if (ve instanceof NumericValueEval) {
+ NumericValueEval ne = (NumericValueEval) ve;
+ if (HSSFDateUtil.isValidExcelDate(ne.getNumberValue())) {
+ java.util.Date d = HSSFDateUtil.getJavaDate(ne.getNumberValue());
+ retval = new NumberEval(d.getMonth()+1);
+ } else {
+ retval = ErrorEval.NUM_ERROR;
+ }
+ }
+ else if (ve instanceof BlankEval) {
+ // do nothing
+ } else {
+ retval = ErrorEval.NUM_ERROR;
+ }
+ }
+ return retval;
+ }
}
*/
package org.apache.poi.hssf.record.formula.functions;
-public class Year extends NotImplementedFunction {
+import org.apache.poi.hssf.record.formula.eval.BlankEval;
+import org.apache.poi.hssf.record.formula.eval.ErrorEval;
+import org.apache.poi.hssf.record.formula.eval.Eval;
+import org.apache.poi.hssf.record.formula.eval.NumberEval;
+import org.apache.poi.hssf.record.formula.eval.NumericValueEval;
+import org.apache.poi.hssf.record.formula.eval.ValueEval;
+import org.apache.poi.hssf.usermodel.HSSFDateUtil;
-}
+/**
+ *
+ * @author Guenter Kickinger g.kickinger@gmx.net
+ *
+ */
+
+public class Year extends NumericFunction {
+
+ /* (non-Javadoc)
+ * @see org.apache.poi.hssf.record.formula.functions.Function#evaluate(org.apache.poi.hssf.record.formula.eval.Eval[], int, short)
+ */
+ public Eval evaluate(Eval[] operands, int srcCellRow, short srcCellCol) {
+ ValueEval retval = null;
+
+ switch (operands.length) {
+ default:
+ retval = ErrorEval.VALUE_INVALID;
+ break;
+ case 1:
+ ValueEval ve = singleOperandEvaluate(operands[0], srcCellRow, srcCellCol);
+ if (ve instanceof NumericValueEval) {
+ NumericValueEval ne = (NumericValueEval) ve;
+ if (HSSFDateUtil.isValidExcelDate(ne.getNumberValue())) {
+ java.util.Date d = HSSFDateUtil.getJavaDate(ne.getNumberValue());
+ retval = new NumberEval(d.getYear()+1900);
+ } else {
+ retval = ErrorEval.NUM_ERROR;
+ }
+ }
+ else if (ve instanceof BlankEval) {
+ // do nothing
+ } else {
+ retval = ErrorEval.NUM_ERROR;
+ }
+ }
+ return retval;
+ }
+}
\ No newline at end of file