import java.util.Iterator;
import java.util.concurrent.ThreadLocalRandom;
import org.eclipse.collections.impl.list.mutable.primitive.IntArrayList;
public class HighPerformanceCollectionExample {
public static void main(String[] args) {
IntArrayList intList = new IntArrayList();
ThreadLocalRandom random = ThreadLocalRandom.current();
for (int i = 0; i < 1000000; i++) {
intList.add(random.nextInt());
}
Iterator<Integer> iterator = intList.iterator();
while (iterator.hasNext()) {
System.out.println(iterator.next());
}
}
}
