/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/*
* Created on May 15, 2005
*
*/
package org.apache.poi.hssf.record.formula.functions;
import org.apache.poi.hssf.record.formula.eval.BoolEval;
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;
/**
* @author
*
*/
public class Fv extends FinanceFunction {
public Eval evaluate(Eval[] operands, int srcRow, short srcCol) {
double rate = 0, nper = 0, pmt = 0, pv = 0, d = 0;
boolean type = false;
ValueEval retval = null;
ValueEval ve = null;
switch (operands.length) {
default:
retval = ErrorEval.VALUE_INVALID;
break;
case 5:
ve = singleOperandNumericAsBoolean(operands[4], srcRow, srcCol);
if (ve instanceof ErrorEval) { retval = ErrorEval.VALUE_INVALID; break; }
type = ((BoolEval) ve).getBooleanValue();
case 4:
ve = singleOperandEvaluate(operands[3], srcRow, srcCol);
if (ve instanceof NumericValueEval) pv = ((NumericValueEval) ve).getNumberValue();
else { retval = ErrorEval.VALUE_INVALID; break; }
case 3:
ve = singleOperandEvaluate(operands[1], srcRow, srcCol);
if (ve instanceof NumericValueEval) nper = ((NumericValueEval) ve).getNumberValue();
else { retval = ErrorEval.VALUE_INVALID; break; }
ve = singleOperandEvaluate(operands[2], srcRow, srcCol);
if (ve instanceof NumericValueEval) pmt = ((NumericValueEval) ve).getNumberValue();
else { retval = ErrorEval.VALUE_INVALID; break; }
ve = singleOperandEvaluate(operands[0], srcRow, srcCol);
if (ve instanceof NumericValueEval) rate = ((NumericValueEval) ve).getNumberValue();
else { retval = ErrorEval.VALUE_INVALID; break; }
}
if (retval == null) {
d = FinanceLib.fv(rate, nper, pmt, pv, type);
retval = (Double.isNaN(d))
? (ValueEval) ErrorEval.VALUE_INVALID
: (Double.isInfinite(d))
? (ValueEval) ErrorEval.NUM_ERROR
: new NumberEval(d);
}
return retval;
}
}