import java.io.File;
 
public class LoopSpike {
  public LoopSpike() {
  }
  public static void main(String[] args) {
    File f = new File("test.txt");
    while (true){
      f.exists();
//      try {
//        Thread.sleep(1);
//      }
//      catch (InterruptedException ex) {
//      }
    }
  }
}