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/nio/file/WatchService/SensitivityModifier.java
+++ b/test/jdk/java/nio/file/WatchService/SensitivityModifier.java
@ -0,0 +1,83 @@
+/*
+ * Copyright (c) 2008, 2023, 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 4313887 8303413
+ * @summary Sanity test for JDK-specific sensitivity level watch event modifier
+ * @modules jdk.unsupported
+ * @library .. /test/lib
+ * @build jdk.test.lib.RandomFactory
+ * @run main/timeout=240 SensitivityModifier
+ * @key randomness
+ */
+
+import java.nio.file.FileSystem;
+import java.nio.file.Path;
+import java.nio.file.WatchEvent;
+import java.nio.file.WatchKey;
+import java.nio.file.WatchService;
+import static java.nio.file.StandardWatchEventKinds.*;
+import java.io.IOException;
+import java.util.Random;
+import com.sun.nio.file.SensitivityWatchEventModifier;
+import jdk.test.lib.RandomFactory;
+
+public class SensitivityModifier {
+
+    static final Random RAND = RandomFactory.getRandom();
+
+    static WatchKey register(Path dir, WatchService watcher)
+        throws IOException {
+        SensitivityWatchEventModifier[] sensitivities =
+            SensitivityWatchEventModifier.values();
+        SensitivityWatchEventModifier sensitivity =
+            sensitivities[RAND.nextInt(sensitivities.length)];
+        return dir.register(watcher, new WatchEvent.Kind<?>[]{ ENTRY_MODIFY },
+                            sensitivity);
+    }
+
+    @SuppressWarnings("unchecked")
+    static void doTest(Path dir) throws Exception {
+        FileSystem fs = dir.getFileSystem();
+        try (WatchService watcher = fs.newWatchService()) {
+            // register the directory (random sensitivity)
+            WatchKey key = register(dir, watcher);
+
+            // check validity
+            if (!key.isValid())
+                throw new RuntimeException("Registration is invalid");
+
+            // cancel the registration
+            key.cancel();
+        }
+    }
+
+    public static void main(String[] args) throws Exception {
+        Path dir = TestUtil.createTemporaryDirectory();
+        try {
+            doTest(dir);
+        } finally {
+            TestUtil.removeAll(dir);
+        }
+    }
+}