/*
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* Copyright (C) 2016 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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import java.util.concurrent.Semaphore;
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public class Main {
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static final Semaphore start = new Semaphore(0);
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static volatile boolean continue_loop = true;
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public static void main(String[] args) throws Exception {
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System.loadLibrary(args[0]);
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Thread t = new Thread(Main::runTargetThread, "Target Thread");
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t.start();
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// Wait for other thread to start.
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start.acquire();
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System.out.println("pushing checkpoints");
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pushCheckpoints(t);
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System.out.println("checkpoints pushed");
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continue_loop = false;
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t.join();
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checkCheckpointsRun();
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System.out.println("Passed!");
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}
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public static native void pushCheckpoints(Thread t);
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public static native boolean checkCheckpointsRun();
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public static void doNothing() {}
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public static void runTargetThread() {
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System.out.println("Other thread running");
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try {
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start.release();
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while (continue_loop) {
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doNothing();
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}
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} catch (Exception e) {
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throw new Error("Exception occurred!", e);
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}
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}
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}
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