source: class SnowflakeIdWorkerTest {
  
      @Test
      public void contextLoads() {
  
target:         SnowflakeIdWorker snowflakeIdWorker =new SnowflakeIdWorker(0,0);
          for (int i=0;i<100;i++){
              System.out.println(snowflakeIdWorker.nextId());
          }
      }
  
  }