private static String time = "2019-01-11 11:11:11";

    private static long timestamp = 1547176271000L;

    private static SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

    public static void main(String[] args) {

        dateFormatTest(x->{

            try {

                Date date = dateFormat.parse(time);

                if (date.getTime() != timestamp){

                    System.out.println("转化错误："+date);

                }

            } catch (Exception e) {

                System.out.println("出现异常"+e.getMessage());

            }

        });

    }

    private static void dateFormatTest(Consumer runnable){

        CountDownLatch countDownLatch = new CountDownLatch();

        for (int i = ; i < ; i++) {

            new Thread(()->{

                runnable.accept(null);

                countDownLatch.countDown();

            }).start();

        }

        try {

            countDownLatch.await();

        } catch (InterruptedException e) {

            e.printStackTrace();

        }

    }