82 lines
2.8 KiB
Java
82 lines
2.8 KiB
Java
/*
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* Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 6487638 7041595
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* @summary Calling LogManager.addLogger() and Logger.getLogger() cause deadlock
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* @author Serguei Spitsyn
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* @build LoggingDeadlock3
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* @run main/timeout=80 LoggingDeadlock3
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*/
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import java.io.*;
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import java.util.logging.LogManager;
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import java.util.logging.Logger;
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public class LoggingDeadlock3 {
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static final int ITER_CNT = 50000;
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static final String MSG_PASSED = "LoggingDeadlock3: passed";
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static final LogManager logMgr = LogManager.getLogManager();
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static final PrintStream out = System.out;
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public static void main(String args[]) throws Exception {
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String tstSrc = System.getProperty("test.src");
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File fname = new File(tstSrc, "LoggingDeadlock3.props");
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String prop = fname.getCanonicalPath();
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System.setProperty("java.util.logging.config.file", prop);
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logMgr.readConfiguration();
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Thread t1 = new Thread(new AddLogger());
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Thread t2 = new Thread(new GetLogger());
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t1.start(); t2.start();
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t1.join(); t2.join();
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out.println("\n" + MSG_PASSED);
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}
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public static class MyLogger extends Logger {
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protected MyLogger(String name) { super(name, null); }
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}
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public static class GetLogger implements Runnable {
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public void run() {
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for (int cnt = 0; cnt < ITER_CNT * 8; cnt++) {
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Logger.getLogger("com.sun.Hello"+cnt/10);
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if (cnt % 1000 == 0) out.print("1");
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if (cnt % 10000 == 0) out.println();
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}
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}
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}
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public static class AddLogger implements Runnable {
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public void run() {
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for (int cnt = 0; cnt < ITER_CNT; cnt++) {
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Logger addLogger = new MyLogger("com.sun.Hello"+cnt);
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logMgr.addLogger(addLogger);
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if (cnt % 100 == 0) out.print("2");
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if (cnt % 1000 == 0) out.println();
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}
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}
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}
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}
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