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/Thread/ThreadStateTest.java
+++ b/test/jdk/java/lang/Thread/ThreadStateTest.java
@ -0,0 +1,94 @@
+/*
+ * Copyright (c) 2004, 2013, 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.
+ */
+
+import static java.lang.Thread.State.*;
+
+/*
+ * @test
+ * @bug     5014783 8022208
+ * @summary Basic unit test of thread states returned by
+ *          Thread.getState().
+ *
+ * @author  Mandy Chung
+ * @library /test/lib
+ * @build jdk.test.lib.LockFreeLogger
+ * @build ThreadStateTest ThreadStateController
+ * @run main/othervm -Xmixed ThreadStateTest
+ */
+
+public class ThreadStateTest {
+    private static boolean testFailed = false;
+
+    // used to achieve waiting states
+    private static final Object globalLock = new Object();
+
+    public static void main(String[] argv) throws Exception {
+        // Call Thread.getState to force all initialization done
+        // before test verification begins.
+        Thread.currentThread().getState();
+        ThreadStateController thread = new ThreadStateController("StateChanger", globalLock);
+        thread.setDaemon(true);
+
+        // before myThread starts
+        thread.checkThreadState(NEW);
+
+        thread.start();
+        thread.transitionTo(RUNNABLE);
+        thread.checkThreadState(RUNNABLE);
+
+        synchronized (globalLock) {
+            thread.transitionTo(BLOCKED);
+            thread.checkThreadState(BLOCKED);
+        }
+
+        thread.transitionTo(WAITING);
+        thread.checkThreadState(WAITING);
+
+        thread.transitionTo(TIMED_WAITING);
+        thread.checkThreadState(TIMED_WAITING);
+
+        thread.transitionToPark(true /* timed park*/);
+        thread.checkThreadState(TIMED_WAITING);
+
+        thread.transitionToPark(false /* indefinite park */);
+        thread.checkThreadState(WAITING);
+
+        thread.transitionToSleep();
+        thread.checkThreadState(TIMED_WAITING);
+
+        thread.transitionTo(TERMINATED);
+        thread.checkThreadState(TERMINATED);
+
+        try {
+            thread.join();
+        } catch (InterruptedException e) {
+            e.printStackTrace();
+            System.out.println("Unexpected exception.");
+            testFailed = true;
+        }
+
+        if (testFailed)
+            throw new RuntimeException("TEST FAILED.");
+        System.out.println("Test passed.");
+    }
+}