calefactor.java

import java.util.LinkedList;
import java.util.List;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;

/**
 *
 * @author michel
 */
public class NewMain {
    
    private final static int BIG_INTEGER = 10000000;

    /**
     * @param args the command line arguments
     */
    public static void main(String[] args) {
        ExecutorService executor = Executors.newCachedThreadPool();
        for(int i=0; i<10; i++) {
            executor.execute(()->{
                List<Integer> list = new LinkedList<>();
                for(int j = 0; j < BIG_INTEGER; j++){
                    list.add(j);
                }
                System.out.println(list.contains(-1));
            });
        }
        executor.shutdown();
    }
    
}