Initial commit

1 files changed, 96 insertions, 0 deletions

diff --git a/src/grammar/NumericScalarExpr.java b/src/grammar/NumericScalarExpr.java
new file mode 100644
index 0000000..2527f21
--- /dev/null
+++ b/src/grammar/NumericScalarExpr.java
@@ -0,0 +1,96 @@
+package grammar;
+
+/**
+ * NumericScalarExpr
+ * Creation date: (3/3/2003 2:28:43 AM)
+ * @author: mattia parigiani, Sorin Stancu-Mara, Andrei Aiordachioaie
+ */
+public class NumericScalarExpr implements IParseTreeNode
+{
+    String constValue;
+    String function;
+    NumericScalarExpr leftNumericScalarExpr, rightNumericScalarExpr;
+    CondenseExpr condense;
+
+    public NumericScalarExpr(String val)
+    {
+        if (val.contains("+i"))
+        {
+            ComplexConst cc = new ComplexConst(val);
+
+            constValue = cc.toXML();
+            function = "complexConstant";
+        }
+        else
+        {
+            constValue = val;
+            function = "numericConstant";
+        }
+    }
+
+    public NumericScalarExpr(String op, NumericScalarExpr expr)
+    {
+        leftNumericScalarExpr = expr;
+
+        if (op.equals("-"))
+            function = "numericUnaryMinus";
+        else
+            System.err.println("Unary Operator " + op + " is not recognized!");
+    }
+
+    public NumericScalarExpr(String op, NumericScalarExpr lbe, NumericScalarExpr rbe)
+    {
+        leftNumericScalarExpr = lbe;
+        rightNumericScalarExpr = rbe;
+
+        if (op.equals("+"))
+        {
+            function = "numericAdd";
+        }
+        else if (op.equals("-"))
+        {
+            function = "numericMinus";
+        }
+        else if (op.equals("*"))
+        {
+            function = "numericMult";
+        }
+        else if (op.equals("/"))
+        {
+            function = "numericDiv";
+        }
+        else
+        {
+            System.err.println("Operator " + op + " is not recognized!");
+        }
+    }
+
+    public NumericScalarExpr(CondenseExpr c)
+    {
+        condense = c;
+        function = "condense";
+    }
+
+    public String toXML()
+    {
+        String result;
+
+        if (function.equals("complexConstant"))
+            return constValue;
+
+        result = "<" + function + ">";
+
+        if (function.equals("numericConstant"))
+            result += constValue;
+        else
+        {
+            result += leftNumericScalarExpr.toXML();
+            if (rightNumericScalarExpr != null)
+                result += rightNumericScalarExpr.toXML();
+        }
+
+        result += "</" + function + ">";
+
+        return result;
+    }
+}