RestTemplateConfigStepFive.java

RestTemplateConfigStepFive.java

final HttpClient httpClient = HttpClients.custom()
  .setMaxConnPerRoute(100)
  .setMaxConnTotal(1000)
  .setConnectionTimeToLive(30, MINUTES)
  .setRetryHandler((IOException exception, int executionCount, HttpContext context) -> {
      return executionCount <= 3;
  })
  .setServiceUnavailableRetryStrategy(new DefaultServiceUnavailableRetryStrategy(3, 1)) // <--
  .build();

final RestTemplate restTemplate = new RestTemplate(new HttpComponentsClientHttpRequestFactory(httpClient));