61 lines
2.1 KiB
Java
61 lines
2.1 KiB
Java
/*
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* Copyright (c) 2003, 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 4950216 4089701 4956093
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* @summary Test for premature destruction of daemon threadgroups
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*/
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public class Daemon {
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public static void main(String args[]) throws Exception {
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ThreadGroup tg = new ThreadGroup("madbot-threads");
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Thread myThread = new MadThread(tg,"mad");
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ThreadGroup aGroup = new ThreadGroup(tg, "ness");
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tg.setDaemon(true);
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if (tg.activeCount() != 0)
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throw new RuntimeException("activeCount");
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aGroup.destroy();
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if (tg.isDestroyed())
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throw new RuntimeException("destroy");
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try {
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Thread anotherThread = new MadThread(aGroup, "bot");
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throw new RuntimeException("illegal");
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} catch (IllegalThreadStateException itse) {
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// Correct result
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}
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}
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}
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class MadThread extends Thread {
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String name;
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MadThread(ThreadGroup tg, String name) {
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super(tg, name);
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this.name = name;
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}
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public void run() {
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System.out.println("me run "+name);
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}
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}
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