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.
2026-03-26 17:11:57 -04:00 · 2026-03-26 17:11:57 -04:00 · 0a580b313d
commit 0a580b313d
70422 changed files with 17213626 additions and 0 deletions
--- a/test/jdk/java/lang/Class/getEnclosingMethod/EnclosingMethodTests.java
+++ b/test/jdk/java/lang/Class/getEnclosingMethod/EnclosingMethodTests.java
@ -0,0 +1,88 @@
+/*
+ * Copyright (c) 2004, 2025, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 4962341
+ * @summary Check getEnclosingMethod method
+ */
+
+import java.lang.reflect.Method;
+import java.lang.annotation.*;
+
+public class EnclosingMethodTests {
+    static Class<?> anonymousClass;
+
+    static {
+        Cloneable c = new Cloneable() {}; // anonymous cloneable
+        anonymousClass = c.getClass();
+    }
+
+    EnclosingMethodTests() {}
+
+    @MethodDescriptor("java.lang.Class EnclosingMethodTests.getLocalClass(Object o)")
+    Class getLocalClass(Object o) {
+        class Local {};
+        Local l = new Local();
+        return l.getClass();
+    }
+
+    static int examine(Class enclosedClass, String methodSig) {
+        Method m = enclosedClass.getEnclosingMethod();
+        if (m == null && methodSig == null)
+            return 0;
+
+        if (m != null &&
+            m.getAnnotation(MethodDescriptor.class).value().equals(methodSig))
+            return 0; // everything is okay
+        else {
+            System.err.println("\nUnexpected method value; expected:\t" + methodSig +
+                               "\ngot:\t" + m);
+            return 1;
+        }
+    }
+
+    @MethodDescriptor("public static void EnclosingMethodTests.main(java.lang.String[])")
+    public static void main(String argv[]) {
+        int failures = 0;
+        class StaticLocal {};
+
+        failures += examine(StaticLocal.class,
+                            "public static void EnclosingMethodTests.main(java.lang.String[])");
+
+        failures += examine( (new EnclosingMethodTests()).getLocalClass(null),
+                             "java.lang.Class EnclosingMethodTests.getLocalClass(Object o)");
+
+        failures += examine(EnclosingMethodTests.class, null);
+
+        failures += examine(anonymousClass, null);
+
+        if (failures > 0)
+            throw new RuntimeException("Test failed.");
+    }
+}
+
+@Retention(RetentionPolicy.RUNTIME)
+@interface MethodDescriptor {
+    String value();
+}