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Javen O'Neal
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@ -28,50 +28,50 @@ import org.apache.poi.ss.formula.eval.ValueEval;
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* @author Amol S. Deshmukh < amolweb at ya hoo dot com >
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*/
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public abstract class FinanceFunction implements Function3Arg, Function4Arg {
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private static final ValueEval DEFAULT_ARG3 = NumberEval.ZERO;
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private static final ValueEval DEFAULT_ARG4 = BoolEval.FALSE;
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private static final ValueEval DEFAULT_ARG3 = NumberEval.ZERO;
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private static final ValueEval DEFAULT_ARG4 = BoolEval.FALSE;
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protected FinanceFunction() {
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// no instance fields
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}
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protected FinanceFunction() {
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// no instance fields
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}
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public ValueEval evaluate(int srcRowIndex, int srcColumnIndex, ValueEval arg0, ValueEval arg1,
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ValueEval arg2) {
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return evaluate(srcRowIndex, srcColumnIndex, arg0, arg1, arg2, DEFAULT_ARG3);
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}
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public ValueEval evaluate(int srcRowIndex, int srcColumnIndex, ValueEval arg0, ValueEval arg1,
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ValueEval arg2, ValueEval arg3) {
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return evaluate(srcRowIndex, srcColumnIndex, arg0, arg1, arg2, arg3, DEFAULT_ARG4);
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}
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public ValueEval evaluate(int srcRowIndex, int srcColumnIndex, ValueEval arg0, ValueEval arg1,
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ValueEval arg2, ValueEval arg3, ValueEval arg4) {
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double result;
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try {
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double d0 = NumericFunction.singleOperandEvaluate(arg0, srcRowIndex, srcColumnIndex);
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double d1 = NumericFunction.singleOperandEvaluate(arg1, srcRowIndex, srcColumnIndex);
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double d2 = NumericFunction.singleOperandEvaluate(arg2, srcRowIndex, srcColumnIndex);
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double d3 = NumericFunction.singleOperandEvaluate(arg3, srcRowIndex, srcColumnIndex);
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double d4 = NumericFunction.singleOperandEvaluate(arg4, srcRowIndex, srcColumnIndex);
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result = evaluate(d0, d1, d2, d3, d4 != 0.0);
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NumericFunction.checkValue(result);
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} catch (EvaluationException e) {
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return e.getErrorEval();
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}
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return new NumberEval(result);
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}
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public ValueEval evaluate(ValueEval[] args, int srcRowIndex, int srcColumnIndex) {
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switch (args.length) {
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case 3:
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return evaluate(srcRowIndex, srcColumnIndex, args[0], args[1], args[2], DEFAULT_ARG3, DEFAULT_ARG4);
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case 4: {
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ValueEval arg3 = args[3];
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if(arg3 == MissingArgEval.instance) {
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arg3 = DEFAULT_ARG3;
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}
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return evaluate(srcRowIndex, srcColumnIndex, args[0], args[1], args[2], arg3, DEFAULT_ARG4);
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}
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case 5: {
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public ValueEval evaluate(int srcRowIndex, int srcColumnIndex, ValueEval arg0, ValueEval arg1,
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ValueEval arg2) {
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return evaluate(srcRowIndex, srcColumnIndex, arg0, arg1, arg2, DEFAULT_ARG3);
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}
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public ValueEval evaluate(int srcRowIndex, int srcColumnIndex, ValueEval arg0, ValueEval arg1,
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ValueEval arg2, ValueEval arg3) {
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return evaluate(srcRowIndex, srcColumnIndex, arg0, arg1, arg2, arg3, DEFAULT_ARG4);
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}
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public ValueEval evaluate(int srcRowIndex, int srcColumnIndex, ValueEval arg0, ValueEval arg1,
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ValueEval arg2, ValueEval arg3, ValueEval arg4) {
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double result;
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try {
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double d0 = NumericFunction.singleOperandEvaluate(arg0, srcRowIndex, srcColumnIndex);
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double d1 = NumericFunction.singleOperandEvaluate(arg1, srcRowIndex, srcColumnIndex);
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double d2 = NumericFunction.singleOperandEvaluate(arg2, srcRowIndex, srcColumnIndex);
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double d3 = NumericFunction.singleOperandEvaluate(arg3, srcRowIndex, srcColumnIndex);
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double d4 = NumericFunction.singleOperandEvaluate(arg4, srcRowIndex, srcColumnIndex);
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result = evaluate(d0, d1, d2, d3, d4 != 0.0);
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NumericFunction.checkValue(result);
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} catch (EvaluationException e) {
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return e.getErrorEval();
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}
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return new NumberEval(result);
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}
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public ValueEval evaluate(ValueEval[] args, int srcRowIndex, int srcColumnIndex) {
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switch (args.length) {
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case 3:
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return evaluate(srcRowIndex, srcColumnIndex, args[0], args[1], args[2], DEFAULT_ARG3, DEFAULT_ARG4);
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case 4: {
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ValueEval arg3 = args[3];
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if(arg3 == MissingArgEval.instance) {
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arg3 = DEFAULT_ARG3;
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}
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return evaluate(srcRowIndex, srcColumnIndex, args[0], args[1], args[2], arg3, DEFAULT_ARG4);
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}
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case 5: {
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ValueEval arg3 = args[3];
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if(arg3 == MissingArgEval.instance) {
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arg3 = DEFAULT_ARG3;
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@ -80,54 +80,54 @@ public abstract class FinanceFunction implements Function3Arg, Function4Arg {
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if(arg4 == MissingArgEval.instance) {
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arg4 = DEFAULT_ARG4;
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}
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return evaluate(srcRowIndex, srcColumnIndex, args[0], args[1], args[2], arg3, arg4);
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}
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}
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return ErrorEval.VALUE_INVALID;
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}
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return evaluate(srcRowIndex, srcColumnIndex, args[0], args[1], args[2], arg3, arg4);
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}
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}
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return ErrorEval.VALUE_INVALID;
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}
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protected double evaluate(double[] ds) throws EvaluationException {
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// All finance functions have 3 to 5 args, first 4 are numbers, last is boolean
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// default for last 2 args are 0.0 and false
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// Text boolean literals are not valid for the last arg
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protected double evaluate(double[] ds) throws EvaluationException {
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// All finance functions have 3 to 5 args, first 4 are numbers, last is boolean
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// default for last 2 args are 0.0 and false
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// Text boolean literals are not valid for the last arg
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double arg3 = 0.0;
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double arg4 = 0.0;
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double arg3 = 0.0;
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double arg4 = 0.0;
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switch(ds.length) {
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case 5:
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arg4 = ds[4];
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case 4:
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arg3 = ds[3];
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case 3:
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break;
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default:
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throw new IllegalStateException("Wrong number of arguments");
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}
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return evaluate(ds[0], ds[1], ds[2], arg3, arg4!=0.0);
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}
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switch(ds.length) {
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case 5:
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arg4 = ds[4];
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case 4:
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arg3 = ds[3];
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case 3:
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break;
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default:
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throw new IllegalStateException("Wrong number of arguments");
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}
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return evaluate(ds[0], ds[1], ds[2], arg3, arg4!=0.0);
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}
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protected abstract double evaluate(double rate, double arg1, double arg2, double arg3, boolean type) throws EvaluationException ;
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protected abstract double evaluate(double rate, double arg1, double arg2, double arg3, boolean type) throws EvaluationException ;
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public static final Function FV = new FinanceFunction() {
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protected double evaluate(double rate, double arg1, double arg2, double arg3, boolean type) {
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return FinanceLib.fv(rate, arg1, arg2, arg3, type);
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}
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};
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public static final Function NPER = new FinanceFunction() {
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protected double evaluate(double rate, double arg1, double arg2, double arg3, boolean type) {
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return FinanceLib.nper(rate, arg1, arg2, arg3, type);
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}
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};
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public static final Function PMT = new FinanceFunction() {
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protected double evaluate(double rate, double arg1, double arg2, double arg3, boolean type) {
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return FinanceLib.pmt(rate, arg1, arg2, arg3, type);
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}
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};
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public static final Function PV = new FinanceFunction() {
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protected double evaluate(double rate, double arg1, double arg2, double arg3, boolean type) {
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return FinanceLib.pv(rate, arg1, arg2, arg3, type);
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}
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};
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public static final Function FV = new FinanceFunction() {
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protected double evaluate(double rate, double arg1, double arg2, double arg3, boolean type) {
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return FinanceLib.fv(rate, arg1, arg2, arg3, type);
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}
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};
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public static final Function NPER = new FinanceFunction() {
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protected double evaluate(double rate, double arg1, double arg2, double arg3, boolean type) {
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return FinanceLib.nper(rate, arg1, arg2, arg3, type);
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}
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};
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public static final Function PMT = new FinanceFunction() {
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protected double evaluate(double rate, double arg1, double arg2, double arg3, boolean type) {
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return FinanceLib.pmt(rate, arg1, arg2, arg3, type);
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}
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};
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public static final Function PV = new FinanceFunction() {
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protected double evaluate(double rate, double arg1, double arg2, double arg3, boolean type) {
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return FinanceLib.pv(rate, arg1, arg2, arg3, type);
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}
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};
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}
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