--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/java/util/logging/LoggerResourceBundleRace.java Wed Jun 01 17:11:23 2011 -0700
@@ -0,0 +1,203 @@
+/*
+ * Copyright (c) 2011, 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 7045594
+ * @summary ResourceBundle setting race in Logger.getLogger(name, rbName)
+ * @author Daniel D. Daugherty
+ * @build RacingThreadsTest LoggerResourceBundleRace
+ * @run main LoggerResourceBundleRace
+ */
+
+import java.util.concurrent.atomic.AtomicInteger;
+import java.util.ListResourceBundle;
+import java.util.logging.Logger;
+import java.util.MissingResourceException;
+import java.util.ResourceBundle;
+
+
+public class LoggerResourceBundleRace extends RacingThreadsTest {
+ private final static int N_LOOPS = 500000; // # of race loops
+ private final static int N_SECS = 15; // # of secs to run test
+ // # of parallel threads; must match number of MyResources inner classes
+ private final static int N_THREADS = 3;
+
+ private final static String LOGGER_PREFIX = "myLogger-";
+ private final static String RESOURCE_PREFIX
+ = "LoggerResourceBundleRace$MyResources";
+ // these counters are AtomicInteger since any worker thread can increment
+ private final static AtomicInteger iaeCnt = new AtomicInteger();
+ private final static AtomicInteger worksCnt = new AtomicInteger();
+
+ Logger dummy; // dummy Logger
+
+ LoggerResourceBundleRace(String name, int n_threads, int n_loops,
+ int n_secs) {
+ super(name, n_threads, n_loops, n_secs);
+ }
+
+
+ // Main test driver
+ //
+ public static void main(String[] args) {
+ LoggerResourceBundleRace test
+ = new LoggerResourceBundleRace("LoggerResourceBundleRace",
+ N_THREADS, N_LOOPS, N_SECS);
+ test.setVerbose(
+ Boolean.getBoolean("LoggerResourceBundleRace.verbose"));
+
+ DriverThread driver = new DriverThread(test);
+ MyWorkerThread[] workers = new MyWorkerThread[N_THREADS];
+ for (int i = 0; i < workers.length; i++) {
+ workers[i] = new MyWorkerThread(i, test);
+ }
+ test.runTest(driver, workers);
+ }
+
+ public void oneTimeDriverInit(DriverThread dt) {
+ super.oneTimeDriverInit(dt);
+ dummy = null;
+ }
+
+ public void perRaceDriverInit(DriverThread dt) {
+ super.perRaceDriverInit(dt);
+
+ // - allocate a new dummy Logger without a ResourceBundle;
+ // this gives the racing threads less to do
+ // - reset the counters
+ dummy = Logger.getLogger(LOGGER_PREFIX + getLoopCnt());
+ iaeCnt.set(0);
+ worksCnt.set(0);
+ }
+
+ public void executeRace(WorkerThread wt) {
+ super.executeRace(wt);
+
+ Logger myLogger = null;
+ try {
+ MyWorkerThread mwt = (MyWorkerThread) wt; // short hand
+
+ // Here is the race:
+ // - the target Logger object has already been created by
+ // the DriverThread without a ResourceBundle name
+ // - in parallel, each WorkerThread calls Logger.getLogger()
+ // with a different ResourceBundle name
+ // - Logger.getLogger() should only successfully set the
+ // ResourceBundle name for one WorkerThread; all other
+ // WorkerThread calls to Logger.getLogger() should throw
+ // IllegalArgumentException
+ myLogger = Logger.getLogger(LOGGER_PREFIX + getLoopCnt(),
+ mwt.rbName);
+ if (myLogger.getResourceBundleName().equals(mwt.rbName)) {
+ // no exception and the ResourceBundle names match
+ worksCnt.incrementAndGet(); // ignore return
+ } else {
+ System.err.println(wt.getName()
+ + ": ERROR: expected ResourceBundleName '"
+ + mwt.rbName + "' does not match actual '"
+ + myLogger.getResourceBundleName() + "'");
+ incAndGetFailCnt(); // ignore return
+ }
+ } catch (IllegalArgumentException iae) {
+ iaeCnt.incrementAndGet(); // ignore return
+ } catch (MissingResourceException mre) {
+ // This exception happens when N_THREADS above does not
+ // match the number of MyResources inner classes below.
+ // We exit since this is a coding error.
+ unexpectedException(wt, mre);
+ System.exit(2);
+ }
+ }
+
+ public void checkRaceResults(DriverThread dt) {
+ super.checkRaceResults(dt);
+
+ if (worksCnt.get() != 1) {
+ System.err.println(dt.getName() + ": ERROR: worksCnt should be 1"
+ + ": loopCnt=" + getLoopCnt() + ", worksCnt=" + worksCnt.get());
+ incAndGetFailCnt(); // ignore return
+ } else if (iaeCnt.get() != N_THREADS - 1) {
+ System.err.println(dt.getName() + ": ERROR: iaeCnt should be "
+ + (N_THREADS - 1) + ": loopCnt=" + getLoopCnt()
+ + ", iaeCnt=" + iaeCnt.get());
+ incAndGetFailCnt(); // ignore return
+ }
+ }
+
+ public void oneTimeDriverEpilog(DriverThread dt) {
+ super.oneTimeDriverEpilog(dt);
+
+ // Use the dummy Logger after the testing loop to make sure that
+ // dummy doesn't get optimized away in the testing loop.
+ dummy.info("This is a test message.");
+ }
+
+ // N_THREADS above must match number of MyResources inner classes
+ //
+ public static class MyResources0 extends ListResourceBundle {
+ final static Object[][] contents = {
+ {"sample1", "translation #1 for sample1"},
+ {"sample2", "translation #1 for sample2"},
+ };
+
+ public Object[][] getContents() {
+ return contents;
+ }
+ }
+
+ public static class MyResources1 extends ListResourceBundle {
+ final static Object[][] contents = {
+ {"sample1", "translation #2 for sample1"},
+ {"sample2", "translation #2 for sample2"},
+ };
+
+ public Object[][] getContents() {
+ return contents;
+ }
+ }
+
+ public static class MyResources2 extends ListResourceBundle {
+ final static Object[][] contents = {
+ {"sample1", "translation #3 for sample1"},
+ {"sample2", "translation #3 for sample2"},
+ };
+
+ public Object[][] getContents() {
+ return contents;
+ }
+ }
+
+
+ // WorkerThread with a thread specific ResourceBundle name
+ //
+ public static class MyWorkerThread extends WorkerThread {
+ public final String rbName; // ResourceBundle name
+
+ MyWorkerThread(int workerNum, RacingThreadsTest test) {
+ super(workerNum, test);
+
+ rbName = RESOURCE_PREFIX + workerNum;
+ }
+ }
+}