1 files changed, 48 insertions, 0 deletions
diff --git a/third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/ThisLiteralNode.java b/third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/ThisLiteralNode.java
new file mode 100644
index 0000000000..f62d6ac675
--- /dev/null
+++ b/third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/ThisLiteralNode.java
@@ -0,0 +1,48 @@
+package org.checkerframework.dataflow.cfg.node;
+
+import java.util.Collection;
+import java.util.Collections;
+
+import javax.lang.model.type.TypeMirror;
+
+import org.checkerframework.dataflow.util.HashCodeUtils;
+
+/**
+ * A node for a reference to 'this', either implicit or explicit.
+ *
+ * <pre>
+ *   <em>this</em>
+ * </pre>
+ *
+ * @author Stefan Heule
+ * @author Charlie Garrett
+ *
+ */
+public abstract class ThisLiteralNode extends Node {
+
+    public ThisLiteralNode(TypeMirror type) {
+        super(type);
+    }
+
+    public String getName() {
+        return "this";
+    }
+
+    @Override
+    public boolean equals(Object obj) {
+        if (obj == null || !(obj instanceof ThisLiteralNode)) {
+            return false;
+        }
+        return true;
+    }
+
+    @Override
+    public int hashCode() {
+        return HashCodeUtils.hash(getName());
+    }
+
+    @Override
+    public Collection<Node> getOperands() {
+        return Collections.emptyList();
+    }
+}