1 files changed, 94 insertions, 0 deletions
diff --git a/third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/TernaryExpressionNode.java b/third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/TernaryExpressionNode.java
new file mode 100644
index 0000000000..514f85944d
--- /dev/null
+++ b/third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/TernaryExpressionNode.java
@@ -0,0 +1,94 @@
+package org.checkerframework.dataflow.cfg.node;
+
+import java.util.Collection;
+import java.util.LinkedList;
+
+import org.checkerframework.dataflow.util.HashCodeUtils;
+
+import org.checkerframework.javacutil.InternalUtils;
+
+import com.sun.source.tree.ConditionalExpressionTree;
+import com.sun.source.tree.Tree.Kind;
+
+/**
+ * A node for a conditional expression:
+ *
+ * <pre>
+ *   <em>expression</em> ? <em>expression</em> : <em>expression</em>
+ * </pre>
+ *
+ * @author Stefan Heule
+ * @author Charlie Garrett
+ *
+ */
+public class TernaryExpressionNode extends Node {
+
+    protected ConditionalExpressionTree tree;
+    protected Node condition;
+    protected Node thenOperand;
+    protected Node elseOperand;
+
+    public TernaryExpressionNode(ConditionalExpressionTree tree, Node condition,
+            Node thenOperand, Node elseOperand) {
+        super(InternalUtils.typeOf(tree));
+        assert tree.getKind().equals(Kind.CONDITIONAL_EXPRESSION);
+        this.tree = tree;
+        this.condition = condition;
+        this.thenOperand = thenOperand;
+        this.elseOperand = elseOperand;
+    }
+
+    public Node getConditionOperand() {
+        return condition;
+    }
+
+    public Node getThenOperand() {
+        return thenOperand;
+    }
+
+    public Node getElseOperand() {
+        return elseOperand;
+    }
+
+    @Override
+    public ConditionalExpressionTree getTree() {
+        return tree;
+    }
+
+    @Override
+    public <R, P> R accept(NodeVisitor<R, P> visitor, P p) {
+        return visitor.visitTernaryExpression(this, p);
+    }
+
+    @Override
+    public String toString() {
+        return "(" + getConditionOperand() + " ? " + getThenOperand() + " : "
+                + getElseOperand() + ")";
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (obj == null || !(obj instanceof TernaryExpressionNode)) {
+            return false;
+        }
+        TernaryExpressionNode other = (TernaryExpressionNode) obj;
+        return getConditionOperand().equals(other.getConditionOperand())
+                && getThenOperand().equals(other.getThenOperand())
+                && getElseOperand().equals(other.getElseOperand());
+    }
+
+    @Override
+    public int hashCode() {
+        return HashCodeUtils.hash(getConditionOperand(), getThenOperand(),
+                getElseOperand());
+    }
+
+    @Override
+    public Collection<Node> getOperands() {
+        LinkedList<Node> list = new LinkedList<Node>();
+        list.add(getConditionOperand());
+        list.add(getThenOperand());
+        list.add(getElseOperand());
+        return list;
+    }
+}