- @SuppressWarnings("unchecked")
- public void outAPlusExpression(APlusExpression node) {
-
- final Object o1 = stack.pop();
- final Object o2 = stack.pop();
-
- if(o1 instanceof Double && o2 instanceof Triple) {
- Triple<Double, Double, String> p = (Triple<Double, Double, String>)o2;
- stack.push(Triple.make(p.first, p.second + (Double)o1, p.third));
- } else if (o2 instanceof Double && o1 instanceof Triple) {
- Triple<Double, Double, String> p = (Triple<Double, Double, String>)o1;
- stack.push(Triple.make(p.first, p.second + (Double)o2, p.third));
- } else if (o2 instanceof Double && o1 instanceof Double) {
- stack.push((Double)o1 + (Double)o2);
- } else {
- stack.push(Double.NaN);
- }
-
- }
-
- @SuppressWarnings("unchecked")
- public void outAMinusExpression(APlusExpression node) {
-
- final Object o1 = stack.pop();
- final Object o2 = stack.pop();
-
- if(o1 instanceof Double && o2 instanceof Triple) {
- Triple<Double, Double, String> p = (Triple<Double, Double, String>)o2;
- stack.push(Triple.make(-p.first, (Double)o1 - p.second, p.third ));
- } else if (o2 instanceof Double && o1 instanceof Triple) {
- Triple<Double, Double, String> p = (Triple<Double, Double, String>)o1;
- stack.push(Triple.make(p.first, p.second - (Double)o2, p.third));
- } else if (o2 instanceof Double && o1 instanceof Double) {
- stack.push((Double)o1 - (Double)o2);
- } else {
- stack.push(Double.NaN);
- }
-
- }
-
- @SuppressWarnings("unchecked")
- public void outAMultMultiplicative(AMultMultiplicative node) {
-
- final Object o1 = stack.pop();
- final Object o2 = stack.pop();
-
- if(o1 instanceof Double && o2 instanceof Triple) {
- Triple<Double, Double, String> p = (Triple<Double, Double, String>)o2;
- stack.push(Triple.make(p.first * (Double)o1, p.second * (Double)o1, p.third));
- } else if (o2 instanceof Double && o1 instanceof Triple) {
- Triple<Double, Double, String> p = (Triple<Double, Double, String>)o1;
- stack.push(Triple.make(p.first * (Double)o2, p.second * (Double)o2, p.third));
- } else if (o2 instanceof Double && o1 instanceof Double) {
- stack.push((Double)o1 * (Double)o2);
- } else {
- stack.push(Double.NaN);
- }
-
- }
-
- @SuppressWarnings("unchecked")
- public void outADivMultiplicative(ADivMultiplicative node) {
-
- final Object o1 = stack.pop();
- final Object o2 = stack.pop();
-
- if(o1 instanceof Double && o2 instanceof Triple) {
- stack.push(Double.NaN);
- } else if (o2 instanceof Double && o1 instanceof Triple) {
- Triple<Double, Double, String> p = (Triple<Double,Double, String>)o1;
- stack.push(Triple.make(p.first / (Double)o2, p.second / (Double)o2, p.third));
- } else if (o2 instanceof Double && o1 instanceof Double) {
- stack.push((Double)o1 / (Double)o2);
- } else {
- stack.push(Double.NaN);
- }
-
- }
-