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/langtools/tools/javap/default_methods/JavapNotPrintingDefaultModifierTest.java
+++ b/test/langtools/tools/javap/default_methods/JavapNotPrintingDefaultModifierTest.java
@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2019, 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 8216261
+ * @summary Javap ignores default modifier on interfaces
+ * @library /tools/lib
+ * @modules jdk.jdeps/com.sun.tools.javap
+ * @build toolbox.ToolBox toolbox.JavapTask
+ * @run main JavapNotPrintingDefaultModifierTest
+ */
+
+import java.nio.file.*;
+import java.util.*;
+
+import toolbox.JavapTask;
+import toolbox.TestRunner;
+import toolbox.ToolBox;
+import toolbox.Task;
+
+public class JavapNotPrintingDefaultModifierTest extends TestRunner {
+    ToolBox tb = new ToolBox();
+
+    interface SimpleInterface {
+        default void defaultMethod() {}
+        void foo();
+    }
+
+    private static final List<String> expectedOutput = List.of(
+            "Compiled from \"JavapNotPrintingDefaultModifierTest.java\"",
+            "interface JavapNotPrintingDefaultModifierTest$SimpleInterface {",
+            "  public default void defaultMethod();",
+            "  public abstract void foo();",
+            "}");
+
+    JavapNotPrintingDefaultModifierTest() throws Exception {
+        super(System.err);
+    }
+
+    public static void main(String... args) throws Exception {
+        JavapNotPrintingDefaultModifierTest tester = new JavapNotPrintingDefaultModifierTest();
+        tester.runTests();
+    }
+
+    protected void runTests() throws Exception {
+        runTests(m -> new Object[] { Paths.get(m.getName()) });
+    }
+
+    @Test
+    public void testMain(Path base) throws Exception {
+        Path testClassesPath = Paths.get(System.getProperty("test.classes"));
+        List<String> output = new JavapTask(tb)
+                .options("-p", testClassesPath.resolve(this.getClass().getSimpleName() + "$SimpleInterface.class").toString())
+                .run()
+                .writeAll()
+                .getOutputLines(Task.OutputKind.DIRECT);
+        System.out.println(output);
+        if (!output.equals(expectedOutput)) {
+            throw new AssertionError(String.format("unexpected output:\n %s", output));
+        }
+    }
+}