54 lines
1.7 KiB
Java
54 lines
1.7 KiB
Java
/*
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* Copyright (c) 2002, 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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/* @test
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* @bug 4531740
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* @summary Checks that wakeup works for an empty Selector
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* @author kladko
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*/
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import java.nio.*;
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import java.nio.channels.*;
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public class WakeupEmpty {
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private final static int SLEEP_TIME = 100;
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public static void main(String[] argv) throws Exception {
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final Selector sel = Selector.open();
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Thread thread = new Thread() {
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public void run() {
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try {
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sleep(SLEEP_TIME);
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} catch (InterruptedException e) {
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//ignore
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}
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sel.wakeup();
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}
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};
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thread.start();
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if (sel.select() != 0)
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throw new Exception("Zero expected");
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}
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}
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