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diff --git a/test/java/io/PipedInputStream/CloseAndAvailableRC.java b/test/java/io/PipedInputStream/CloseAndAvailableRC.java
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+/*
+ * Copyright 2003 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 4499763
+ * @summary Check for race condition between close and available
+ */
+
+import java.io.*;
+
+/*
+ * Note: this is a probabalistic test and will not always fail on
+ * a workspace where the race condition can occur. However it should
+ * never fail on a workspace where the bug has been fixed.
+ */
+public class CloseAndAvailableRC {
+ public static void main(final String[] args) throws Exception {
+ CloseAndAvailableRC rc = new CloseAndAvailableRC();
+ rc.go();
+ }
+
+ private PipedInputStream inPipe = null;
+ private PipedOutputStream outPipe = null;
+ private Thread sink = null;
+ private volatile boolean stop = false;
+ private volatile boolean stopTest = false;
+
+ private void go() throws Exception {
+ for (long i=0; i<2000; i++) {
+ if (stopTest) {
+ cleanup();
+ throw new RuntimeException("Test failed");
+ }
+ resetPipes();
+ System.err.println("Closing...");
+ inPipe.close();
+ }
+ cleanup();
+ }
+
+ // Cleanup old threads
+ private void cleanup() throws Exception {
+ if (sink != null) {
+ stop = true;
+ sink.interrupt();
+ try {
+ sink.join();
+ } catch (InterruptedException e) {
+ }
+ stop = false;
+ // Input Stream will have been closed already
+ outPipe.close();
+ }
+ }
+
+ private void resetPipes() throws Exception {
+ cleanup();
+
+ // Init pipe; Note: output never read
+ inPipe = new PipedInputStream();
+ outPipe = new PipedOutputStream(inPipe);
+
+ // Put stuff in pipe so that available() > 0
+ for (byte b = 0; b < 10; b++)
+ outPipe.write(b);
+
+ sink = new Sink();
+ sink.start();
+ }
+
+ private class Sink extends Thread {
+ public void run() {
+ while (!stop) {
+ try {
+ final int num = inPipe.available();
+ if (num < 0) {
+ // Bug detected; stop the test
+ stopTest = true;
+ }
+ } catch (final IOException e) {
+ System.err.println("Error on available:" + e.getMessage());
+ e.printStackTrace(System.err);
+ }
+ }
+ }
+ }
+}