Initial load
diff --git a/test/java/lang/Thread/HoldsLock.java b/test/java/lang/Thread/HoldsLock.java
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+++ b/test/java/lang/Thread/HoldsLock.java
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+/*
+ * Copyright 2000 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ */
+
+/*
+ * @test
+ * @bug 4363076
+ * @summary Basic functional test of Thread.holdsLock(Object)
+ * @author Josh Bloch and Steffen Grarup
+ */
+
+public class HoldsLock {
+ private static Object target = null;
+
+ private static void checkLock(boolean value) {
+ if (Thread.holdsLock(target) != value)
+ throw new RuntimeException("Should be " + value);
+ }
+
+ static class LockThread extends Thread {
+ public void run() {
+ checkLock(false);
+ synchronized(target) {
+ checkLock(true);
+ }
+ checkLock(false);
+ }
+ }
+
+ public static void main(String args[]) throws Exception {
+ // Test null obj case
+ try {
+ checkLock(false);
+ throw new RuntimeException("NullPointerException not thrown");
+ } catch (NullPointerException e) {
+ };
+
+ // Test uncontested case
+ target = new Object();
+ checkLock(false);
+ synchronized(target) {
+ checkLock(true);
+ }
+ checkLock(false);
+
+ // Test contested case
+ synchronized(target) {
+ checkLock(true);
+ new LockThread().start();
+ checkLock(true);
+ Thread.sleep(100);
+ checkLock(true);
+ }
+ checkLock(false);
+ }
+}