1 files changed, 0 insertions, 90 deletions
diff --git a/third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/FunctionalInterfaceNode.java b/third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/FunctionalInterfaceNode.java
deleted file mode 100644
index a0ddbaf10c..0000000000
--- a/third_party/checker_framework_dataflow/java/org/checkerframework/dataflow/cfg/node/FunctionalInterfaceNode.java
+++ /dev/null
@@ -1,90 +0,0 @@
-package org.checkerframework.dataflow.cfg.node;
-
-import com.sun.source.tree.LambdaExpressionTree;
-import com.sun.source.tree.MemberReferenceTree;
-import com.sun.source.tree.Tree;
-import java.util.Collection;
-import java.util.LinkedList;
-import org.checkerframework.javacutil.ErrorReporter;
-import org.checkerframework.javacutil.InternalUtils;
-
-/**
- * A node for member references and lambdas.
- *
- * <p>The {@link Node#type} of a FunctionalInterfaceNode is determined by the assignment context the
- * member reference or lambda is used in.
- *
- * <pre>
- *   <em>FunctionalInterface func = param1, param2, ... &rarr; statement</em>
- * </pre>
- *
- * <pre>
- *   <em>FunctionalInterface func = param1, param2, ... &rarr; { ... }</em>
- * </pre>
- *
- * <pre>
- *   <em>FunctionalInterface func = member reference</em>
- * </pre>
- *
- * @author David
- */
-public class FunctionalInterfaceNode extends Node {
-
-    protected Tree tree;
-
-    public FunctionalInterfaceNode(MemberReferenceTree tree) {
-        super(InternalUtils.typeOf(tree));
-        this.tree = tree;
-    }
-
-    public FunctionalInterfaceNode(LambdaExpressionTree tree) {
-        super(InternalUtils.typeOf(tree));
-        this.tree = tree;
-    }
-
-    @Override
-    public Tree getTree() {
-        return tree;
-    }
-
-    @Override
-    public <R, P> R accept(NodeVisitor<R, P> visitor, P p) {
-        return visitor.visitMemberReference(this, p);
-    }
-
-    @Override
-    public String toString() {
-        if (tree instanceof LambdaExpressionTree) {
-            return "FunctionalInterfaceNode:" + ((LambdaExpressionTree) tree).getBodyKind();
-        } else if (tree instanceof MemberReferenceTree) {
-            return "FunctionalInterfaceNode:" + ((MemberReferenceTree) tree).getName();
-        } else {
-            // This should never happen.
-            ErrorReporter.errorAbort("Invalid tree in FunctionalInterfaceNode");
-            return null; // Dead code
-        }
-    }
-
-    @Override
-    public boolean equals(Object o) {
-        if (this == o) return true;
-        if (o == null || getClass() != o.getClass()) return false;
-
-        FunctionalInterfaceNode that = (FunctionalInterfaceNode) o;
-
-        if (tree != null ? !tree.equals(that.tree) : that.tree != null) return false;
-
-        return true;
-    }
-
-    @Override
-    public int hashCode() {
-        return tree != null ? tree.hashCode() : 0;
-    }
-
-    @Override
-    public Collection<Node> getOperands() {
-        LinkedList<Node> list = new LinkedList<Node>();
-        return list;
-    }
-}