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Implemented this finance function evaluation

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git-svn-id: https://svn.apache.org/repos/asf/jakarta/poi/trunk@353723 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Amol S. Deshmukh 2005-06-22 20:43:30 +00:00
parent e0fbd5d76d
commit d8ea7f98e3
4 changed files with 202 additions and 4 deletions
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52
src/scratchpad/src/org/apache/poi/hssf/record/formula/functions/Fv.java
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@ -4,10 +4,60 @@
*/ */
package org.apache.poi.hssf.record.formula.functions; 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 * @author
* *
*/ */
public class Fv extends DefaultFunctionImpl { 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;
}
} }

52
src/scratchpad/src/org/apache/poi/hssf/record/formula/functions/Nper.java
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@ -4,10 +4,60 @@
*/ */
package org.apache.poi.hssf.record.formula.functions; 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 * @author
* *
*/ */
public class Nper extends DefaultFunctionImpl { public class Nper extends FinanceFunction {
public Eval evaluate(Eval[] operands, int srcRow, short srcCol) {
double rate = 0, fv = 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[0], srcRow, srcCol);
if (ve instanceof NumericValueEval) rate = ((NumericValueEval) ve).getNumberValue();
else { retval = ErrorEval.VALUE_INVALID; break; }
ve = singleOperandEvaluate(operands[1], srcRow, srcCol);
if (ve instanceof NumericValueEval) pmt = ((NumericValueEval) ve).getNumberValue();
else { retval = ErrorEval.VALUE_INVALID; break; }
ve = singleOperandEvaluate(operands[2], srcRow, srcCol);
if (ve instanceof NumericValueEval) pv = ((NumericValueEval) ve).getNumberValue();
else { retval = ErrorEval.VALUE_INVALID; break; }
ve = singleOperandEvaluate(operands[3], srcRow, srcCol);
if (ve instanceof NumericValueEval) fv = ((NumericValueEval) ve).getNumberValue();
else { retval = ErrorEval.VALUE_INVALID; break; }
}
if (retval == null) {
d = FinanceLib.nper(rate, pmt, pv, fv, type);
retval = (Double.isNaN(d))
? (ValueEval) ErrorEval.VALUE_INVALID
: (Double.isInfinite(d))
? (ValueEval) ErrorEval.NUM_ERROR
: new NumberEval(d);
}
return retval;
}
} }

51
src/scratchpad/src/org/apache/poi/hssf/record/formula/functions/Pmt.java
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@ -4,10 +4,59 @@
*/ */
package org.apache.poi.hssf.record.formula.functions; 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 * @author
* *
*/ */
public class Pmt extends DefaultFunctionImpl { public class Pmt extends FinanceFunction {
public Eval evaluate(Eval[] operands, int srcRow, short srcCol) {
double rate = 0, fv = 0, nper = 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[0], srcRow, srcCol);
if (ve instanceof NumericValueEval) rate = ((NumericValueEval) ve).getNumberValue();
else { retval = ErrorEval.VALUE_INVALID; break; }
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) pv = ((NumericValueEval) ve).getNumberValue();
else { retval = ErrorEval.VALUE_INVALID; break; }
ve = singleOperandEvaluate(operands[3], srcRow, srcCol);
if (ve instanceof NumericValueEval) fv = ((NumericValueEval) ve).getNumberValue();
else { retval = ErrorEval.VALUE_INVALID; break; }
}
if (retval == null) {
d = FinanceLib.pmt(rate, nper, pv, fv, type);
retval = (Double.isNaN(d))
? (ValueEval) ErrorEval.VALUE_INVALID
: (Double.isInfinite(d))
? (ValueEval) ErrorEval.NUM_ERROR
: new NumberEval(d);
}
return retval;
}
} }

51
src/scratchpad/src/org/apache/poi/hssf/record/formula/functions/Pv.java
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@ -4,10 +4,59 @@
*/ */
package org.apache.poi.hssf.record.formula.functions; 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 * @author
* *
*/ */
public class Pv extends DefaultFunctionImpl { public class Pv extends FinanceFunction {
public Eval evaluate(Eval[] operands, int srcRow, short srcCol) {
double rate = 0, fv = 0, nper = 0, pmt = 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) fv = ((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.pv(rate, nper, pmt, fv, type);
retval = (Double.isNaN(d))
? (ValueEval) ErrorEval.VALUE_INVALID
: (Double.isInfinite(d))
? (ValueEval) ErrorEval.NUM_ERROR
: new NumberEval(d);
}
return retval;
}
} }