this.delegate = delegate;
    }

    @Override
    public void run() {
        beforeRun();
        try {
            delegate.run();
        } finally {
            afterRun();
        }
    }

    private void beforeRun() {
        stateLock.lock();
        try {
            thread = Thread.currentThread();
            if (interrupted) {

      }
    }

    if (coordinatorWaiting) {
      backend.coordinatorNotify(this@TaskRunner)
    } else {
      startAnotherThread()
    }
  }

  private fun beforeRun(task: Task) {
    lock.assertHeld()

    task.nextExecuteNanoTime = -1L
    val queue = task.queue!!
    queue.futureTasks.remove(task)
    readyQueues.remove(queue)
    queue.activeTask = task

	}

	beforeLen := len(values)
	if err := DB.Model(&User{}).Create(&values).Error; err != nil {
		t.Fatalf("failed to create data from map, got error: %v", err)
	}

	// mariadb with returning, values will be appended with id map
	if len(values) == beforeLen*2 {
		t.Skipf("This test case skipped, because the db supports returning")
	}

			schemaGenerator: func(max *int64) *schema.Structural {
				strType := withMaxLength(primitiveType("string", ""), max)
				beforeLen := int64(2)
				afterLen := int64(4)
				objType := objectType(map[string]schema.Structural{
					"str":    strType,
					"before": withMaxLength(primitiveType("string", ""), &beforeLen),
					"after":  withMaxLength(primitiveType("string", ""), &afterLen),
				})