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package se.ikama.bauta.sample;

import java.util.LinkedHashSet;
import java.util.concurrent.*;

public class ConcurrentTest {
    LinkedBlockingQueue queue = new LinkedBlockingQueue<>();

    public void add(Long l) {
        if (!queue.contains(l)) {
            queue.add(l);
        }
    }
    public Long poll() {
        return queue.poll();
    }
    public static void main(String args[]) {
        ConcurrentTest ct = new ConcurrentTest();
        ct.add(3L);
        ct.add(2L);
        ct.add(1L);
        ct.add(1L);
        ct.add(1L);
        ct.add(1L);
        ct.add(1L);

        System.out.println(ct.poll());
        System.out.println(ct.poll());
        System.out.println(ct.poll());
        System.out.println(ct.poll());



    }
}