/**
* Copyright (C) 2010-2017 Gordon Fraser, Andrea Arcuri and EvoSuite
* contributors
*
* This file is part of EvoSuite.
*
* EvoSuite is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3.0 of the License, or
* (at your option) any later version.
*
* EvoSuite is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with EvoSuite. If not, see <http://www.gnu.org/licenses/>.
*/
package com.examples.with.different.packagename.statistics;
import java.io.File;
import java.util.concurrent.atomic.AtomicBoolean;
public class MultiThreads {
private static volatile AtomicBoolean FLAG = new AtomicBoolean(false);
public void foo() throws InterruptedException{
synchronized(FLAG){
if(FLAG.get()){
return;
}
Thread a = new Thread(new Foo());
Thread b = new Thread(new Foo());
a.start();
b.start();
b.join();
a.join();
FLAG.set(true);
}
}
private static class Foo implements Runnable{
@Override
public void run(){
new File(".").exists();
try {
Thread.sleep(10);
} catch (InterruptedException e) {
return;
}
}
}
}