undefect. CWE-407 — 63 sites patched across 27 ecosystems

Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com

Patches, unit tests, benchmarks, whitepaper, and outreach briefs.
Public domain — no copyright claimed. Use freely.

test/langtools/tools/javac/lambda/MethodReference38.java

@@ -0,0 +1,29 @@
+/*
+ * @test /nodynamiccopyright/
+ * @bug 8003280
+ * @summary Add lambda tests
+ *  The qualifier type of a constructor reference must be a concrete class
+ * @compile/fail/ref=MethodReference38.out -XDrawDiagnostics MethodReference38.java
+ */
+
+class MethodReference38 {
+
+    interface SAM<R> {
+        R invoke();
+    }
+
+    @interface A { }
+
+    interface I { }
+
+    static abstract class AC { }
+
+    enum E { }
+
+    void test() {
+        SAM s1 = A::new;
+        SAM s2 = I::new;
+        SAM s3 = AC::new;
+        SAM s4 = E::new;
+    }
+}