/*
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* Copyright (C) 2015 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* Test that daemon threads still contending for a lock don't make the runtime abort on shutdown.
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*/
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public class Main {
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public final static int THREAD_COUNT = 32;
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public static void main(String[] args) throws Exception {
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Object sync = new Object();
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for (int i = 0; i < THREAD_COUNT; i++) {
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Thread t = new Thread(new Wait(sync));
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t.setDaemon(true);
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t.start();
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}
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}
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private static class Wait implements Runnable {
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private Object obj;
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public Wait(Object obj) {
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this.obj = obj;
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}
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public void run() {
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for (;;) {
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synchronized(obj) {
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try {
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obj.wait(1);
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} catch (Exception exc) {
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exc.printStackTrace(System.out);
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}
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}
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}
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}
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}
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}
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