宽字节 java安全进阶第二期
// 设置重试策略，主要设置重试次数
SimpleRetryPolicy retryPolicy = new SimpleRetryPolicy(maxRetryTimes, exceptionMap);
retryTemplate.setRetryPolicy(retryPolicy);
retryTemplate.setBackOffPolicy(backOffPolicy);
Boolean execute = retryTemplate.execute(
//RetryCallback
retryContext -> {
