add new repoHEADmaster

1 files changed, 17 insertions, 0 deletions

diff --git a/Master/Software Architektur/SWA_Prakt2/src/net/sven_eisenhauer/swa_prakt2/EvalIter.java b/Master/Software Architektur/SWA_Prakt2/src/net/sven_eisenhauer/swa_prakt2/EvalIter.java
new file mode 100644
index 0000000..f356491
--- /dev/null
+++ b/Master/Software Architektur/SWA_Prakt2/src/net/sven_eisenhauer/swa_prakt2/EvalIter.java
@@ -0,0 +1,17 @@
+package net.sven_eisenhauer.swa_prakt1;
+
+public class EvalIter implements ExpIter {
+
+	@Override
+	public Number traverse(ArithmeticExpression exp) {
+		if(exp instanceof ArithmeticVariable) {
+			return ((ArithmeticVariable) exp).getValue();
+		} else {
+			ArithmeticOperation actOp = (ArithmeticOperation) exp;
+			Number leftVal = traverse(actOp.getLeftOperand());
+			Number rightVal = traverse(actOp.getRightOperand());
+			return actOp.doOperation(leftVal, rightVal);			
+		}
+	}
+
+}