import java.io.IOException;
import java.nio.channels.Selector;


public class test{
public static void main(String[] args) throws InterruptedException, IOException {
        Selector selector = Selector.open();
        while (true) {
            int select = selector.select();
            if (select == 0) {
                System.out.println("windows nio bug happen");
            }
        }
    }
	}