1 files changed, 51 insertions, 0 deletions
diff --git a/rba.model.core/src/rba/core/generator/util/value/EqualToOperatorEvaluator.java b/rba.model.core/src/rba/core/generator/util/value/EqualToOperatorEvaluator.java
new file mode 100644
index 0000000..bb20773
--- /dev/null
+++ b/rba.model.core/src/rba/core/generator/util/value/EqualToOperatorEvaluator.java
@@ -0,0 +1,51 @@
+package rba.core.generator.util.value;
+
+import org.eclipse.emf.common.util.EList;
+
+import rba.core.ComparisonOperator;
+import rba.core.EqualToOperator;
+import rba.core.Expression;
+import rba.core.LetStatement;
+import rba.core.ObjectReference;
+import rba.core.RuleObject;
+import rba.core.ThatOfOperator;
+import rba.core.ValueExpression;
+
+public class EqualToOperatorEvaluator<T extends RuleObject> extends ComparisonOperatorEvaluator<T> implements EqualToOperator {
+
+    protected EqualToOperatorEvaluator(ComparisonOperator o) {
+        super(o);
+    }
+
+    @Override
+    public boolean evaluate(ValueSortedList<T> list) {
+        // TODO Auto-generated method stub
+        return false;
+    }
+
+    @Override
+    public int suggestIndex(ValueSortedList<T> list) {
+        Expression operand = operator.getOperand().get(0);
+        if (operand instanceof ThatOfOperator) {
+            Expression target = ((ThatOfOperator) operand).getOperand().get(0);
+
+            if (target instanceof ObjectReference) {
+                T object = (T) ((ObjectReference) target).getRefObject();
+                return list.getGroupIndexOf(object);
+            }
+
+        } else if (operand instanceof ValueExpression) {
+            int i = list.getGroupIndexOf(((ValueExpression) operand).getExpression());
+            return i;
+        }
+
+        throw new RuntimeException("Unsupported expression [" + operator.getExpression() + "]");
+    }
+
+    @Override
+    public EList<LetStatement> getLetStatements() {
+        // TODO Auto-generated method stub
+        return null;
+    }
+
+}