Java Code Examples for org.springframework.retry.support.RetryTemplate#setRetryPolicy()

private List<File> processRemoteUrl(@NotNull final String path) throws IOException {
	final File copy = File.createTempFile("webapptester", ".feature");

	try {
		final RetryTemplate template = new RetryTemplate();
		final SimpleRetryPolicy policy = new SimpleRetryPolicy();
		policy.setMaxAttempts(Constants.URL_COPY_RETRIES);
		template.setRetryPolicy(policy);
		template.execute(context -> {
			FileUtils.copyURLToFile(new URL(path), copy);
			return null;
		});

		return Arrays.asList(copy);
	} catch (final FileNotFoundException ex) {
		/*
			Don't leave an empty file hanging around
		 */
		FileUtils.deleteQuietly(copy);
		throw new RemoteFeatureException("The remote file could not be downloaded."
			+ " Either the URL was invalid, or the path was actually supposed to reference a"
			+ " local file but that file could not be found an so was assumed to be a URL.",  ex);
	}
}
 

@Bean
public RetryTemplate retryTemplate() {
    SimpleRetryPolicy retryPolicy = new SimpleRetryPolicy();
    retryPolicy.setMaxAttempts(5);

    ExponentialRandomBackOffPolicy exponentialRandomBackOffPolicy = new ExponentialRandomBackOffPolicy();
    exponentialRandomBackOffPolicy.setInitialInterval(10);
    exponentialRandomBackOffPolicy.setMultiplier(3);
    exponentialRandomBackOffPolicy.setMaxInterval(5000);

    RetryTemplate template = new RetryTemplate();
    template.setRetryPolicy(retryPolicy);
    template.setBackOffPolicy(exponentialRandomBackOffPolicy);
    template.setThrowLastExceptionOnExhausted(true);

    return template;
}
 

@Before
public void init() {
    final HttpBroadcasterSettings settings = new HttpBroadcasterSettings();
    settings.setBlockEventsUrl("http://localhost:8082/consumer/block-event");
    settings.setContractEventsUrl("http://localhost:8082/consumer/contract-event");

    RetryTemplate retryTemplate = new RetryTemplate();

    FixedBackOffPolicy fixedBackOffPolicy = new FixedBackOffPolicy();
    fixedBackOffPolicy.setBackOffPeriod(3000l);
    retryTemplate.setBackOffPolicy(fixedBackOffPolicy);

    SimpleRetryPolicy retryPolicy = new SimpleRetryPolicy();
    retryPolicy.setMaxAttempts(3);
    retryTemplate.setRetryPolicy(retryPolicy);

    underTest = new HttpBlockchainEventBroadcaster(settings, retryTemplate);
}
 

/**
 * Retrieve and return a queryable store by name created in the application.
 * @param storeName name of the queryable store
 * @param storeType type of the queryable store
 * @param <T> generic queryable store
 * @return queryable store.
 */
public <T> T getQueryableStore(String storeName, QueryableStoreType<T> storeType) {

	RetryTemplate retryTemplate = new RetryTemplate();

	KafkaStreamsBinderConfigurationProperties.StateStoreRetry stateStoreRetry = this.binderConfigurationProperties.getStateStoreRetry();
	RetryPolicy retryPolicy = new SimpleRetryPolicy(stateStoreRetry.getMaxAttempts());
	FixedBackOffPolicy backOffPolicy = new FixedBackOffPolicy();
	backOffPolicy.setBackOffPeriod(stateStoreRetry.getBackoffPeriod());

	retryTemplate.setBackOffPolicy(backOffPolicy);
	retryTemplate.setRetryPolicy(retryPolicy);

	return retryTemplate.execute(context -> {
		T store = null;

		final Set<KafkaStreams> kafkaStreams = InteractiveQueryService.this.kafkaStreamsRegistry.getKafkaStreams();
		final Iterator<KafkaStreams> iterator = kafkaStreams.iterator();
		Throwable throwable = null;
		while (iterator.hasNext()) {
			try {
				store = iterator.next().store(storeName, storeType);
			}
			catch (InvalidStateStoreException e) {
				// pass through..
				throwable = e;
			}
		}
		if (store != null) {
			return store;
		}
		throw new IllegalStateException("Error when retrieving state store: j " + storeName, throwable);
	});
}
 

private RetryTemplate createRetryTemplate(String serviceName, HttpRequest request,
		LoadBalancedRetryPolicy retryPolicy) {
	RetryTemplate template = new RetryTemplate();
	BackOffPolicy backOffPolicy = this.lbRetryFactory
			.createBackOffPolicy(serviceName);
	template.setBackOffPolicy(
			backOffPolicy == null ? new NoBackOffPolicy() : backOffPolicy);
	template.setThrowLastExceptionOnExhausted(true);
	RetryListener[] retryListeners = this.lbRetryFactory
			.createRetryListeners(serviceName);
	if (retryListeners != null && retryListeners.length != 0) {
		template.setListeners(retryListeners);
	}
	template.setRetryPolicy(!this.lbProperties.isEnabled() || retryPolicy == null
			? new NeverRetryPolicy() : new InterceptorRetryPolicy(request,
					retryPolicy, this.loadBalancer, serviceName));
	return template;
}
 

@Override
public void afterPropertiesSet() {
	if (this.metadataRetryOperations == null) {
		RetryTemplate retryTemplate = new RetryTemplate();

		SimpleRetryPolicy simpleRetryPolicy = new SimpleRetryPolicy();
		simpleRetryPolicy.setMaxAttempts(10);
		retryTemplate.setRetryPolicy(simpleRetryPolicy);

		ExponentialBackOffPolicy backOffPolicy = new ExponentialBackOffPolicy();
		backOffPolicy.setInitialInterval(100);
		backOffPolicy.setMultiplier(2);
		backOffPolicy.setMaxInterval(1000);
		retryTemplate.setBackOffPolicy(backOffPolicy);
		this.metadataRetryOperations = retryTemplate;
	}
}
 

private String retrieveStringFromRemoteFile(@NotNull final String remoteFileName)  {
	checkArgument(StringUtils.isNoneBlank(remoteFileName));

	File copy = null;
	try {
		copy = File.createTempFile("capabilities", ".tmp");

		final File finalCopy = copy;
		final RetryTemplate template = new RetryTemplate();
		final SimpleRetryPolicy policy = new SimpleRetryPolicy();
		policy.setMaxAttempts(Constants.URL_COPY_RETRIES);
		template.setRetryPolicy(policy);
		template.execute(context -> {
			FileUtils.copyURLToFile(new URL(remoteFileName), finalCopy, TIMEOUT, TIMEOUT);
			return null;
		});

		return retrieveStringFromLocalFile(copy.getAbsolutePath());
	} catch (final IOException ex) {
		throw new ConfigurationException(ex);
	} finally {
		if (copy != null) {
			FileUtils.deleteQuietly(copy);
		}
	}
}
 

@Bean
@ConditionalOnMissingBean(name = "statsRetryTemplate")
RetryTemplate statsRetryTemplate() {
	RetryTemplate retryTemplate = new RetryTemplate();
	ExponentialBackOffPolicy backOffPolicy = new ExponentialBackOffPolicy();
	backOffPolicy.setInitialInterval(3000L);
	backOffPolicy.setMultiplier(3);
	SimpleRetryPolicy retryPolicy = new SimpleRetryPolicy(this.statsProperties.getElastic().getMaxAttempts(),
			Collections.singletonMap(Exception.class, true));
	retryTemplate.setBackOffPolicy(backOffPolicy);
	retryTemplate.setRetryPolicy(retryPolicy);
	return retryTemplate;
}
 

@Bean
public RetryOperations retryOperations() {
	RetryTemplate retryTemplate = new RetryTemplate();
	retryTemplate.setRetryPolicy(new SimpleRetryPolicy(3, Collections.<Class<? extends Throwable>, Boolean>singletonMap(RedisConnectionFailureException.class, true)));
	ExponentialBackOffPolicy backOffPolicy = new ExponentialBackOffPolicy();
	backOffPolicy.setInitialInterval(1000L);
	backOffPolicy.setMaxInterval(1000L);
	backOffPolicy.setMultiplier(2);
	retryTemplate.setBackOffPolicy(backOffPolicy);
	return retryTemplate;
}
 

private RetryTemplate createRetryTemplate (Accessor aWebhook) {
  MapObject retryParams = aWebhook.get("retry",MapObject.class,new MapObject());
  RetryTemplate retryTemplate = new RetryTemplate();
  ExponentialBackOffPolicy backOffPolicy = new ExponentialBackOffPolicy();
  backOffPolicy.setInitialInterval(retryParams.getDuration("initialInterval", "2s").toMillis());
  backOffPolicy.setMaxInterval(retryParams.getDuration("maxInterval", "30s").toMillis());
  backOffPolicy.setMultiplier(retryParams.getDouble("multiplier",2.0));
  retryTemplate.setBackOffPolicy(backOffPolicy);
  SimpleRetryPolicy retryPolicy = new SimpleRetryPolicy();
  retryPolicy.setMaxAttempts(retryParams.getInteger("maxAttempts", 5));
  retryTemplate.setRetryPolicy(retryPolicy);
  return retryTemplate;
}
 

@Bean
public RetryOperations retryOperations() {
	RetryTemplate retryTemplate = new RetryTemplate();
	retryTemplate.setRetryPolicy(new SimpleRetryPolicy(3,
			Collections.<Class<? extends Throwable>, Boolean>singletonMap(RedisConnectionFailureException.class, true)));
	ExponentialBackOffPolicy backOffPolicy = new ExponentialBackOffPolicy();
	backOffPolicy.setInitialInterval(1000L);
	backOffPolicy.setMaxInterval(1000L);
	backOffPolicy.setMultiplier(2);
	retryTemplate.setBackOffPolicy(backOffPolicy);
	return retryTemplate;
}
 

private static RetryTemplate createRetryTemplate() {
    final RetryTemplate template = new RetryTemplate();

    final FixedBackOffPolicy backOffPolicy = new FixedBackOffPolicy();
    backOffPolicy.setBackOffPeriod(Constants.TX_RT_DELAY);
    template.setBackOffPolicy(backOffPolicy);

    final SimpleRetryPolicy retryPolicy = new SimpleRetryPolicy(Constants.TX_RT_MAX,
            Collections.singletonMap(ConcurrencyFailureException.class, true));
    template.setRetryPolicy(retryPolicy);

    return template;
}
 

public RetryTemplate createRetryTemplate() {
    Map<Class<? extends Throwable>, Boolean> exceptions = new HashMap<>();
    exceptions.put(TaxWebServiceNonFatalException.class, true);

    RetryTemplate template = new RetryTemplate();
    SimpleRetryPolicy retryPolicy = new SimpleRetryPolicy(maxAttempts, exceptions);
    template.setRetryPolicy(retryPolicy);

    ExponentialBackOffPolicy backOffPolicy = new ExponentialBackOffPolicy();
    backOffPolicy.setInitialInterval(initialInterval);
    template.setBackOffPolicy(backOffPolicy);

    return template;
}
 

/**
 * {@link RetryTemplate}のインスタンスをDIコンテナに登録します。
 * @return {@link RetryTemplate}のインスタンス
 */
protected RetryTemplate retryTemplate() {
    RetryTemplate template = new RetryTemplate();
    template.setBackOffPolicy(backOffPolicy());
    template.setRetryPolicy(simpleRetryPolicy());
    return template;
}
 

private RetryTemplate getRetryTemplate(){
    TimeoutRetryPolicy retryPolicy = new TimeoutRetryPolicy();
    retryPolicy.setTimeout(retryTimeoutMs);
    FixedBackOffPolicy backOffPolicy = new FixedBackOffPolicy();
    backOffPolicy.setBackOffPeriod(retryBackoffMs);

    RetryTemplate template = new RetryTemplate();
    template.setRetryPolicy(retryPolicy);
    template.setBackOffPolicy(backOffPolicy);
    return template;
}
 

@Bean
public RetryTemplate retryTemplate() {
    SimpleRetryPolicy retryPolicy = new SimpleRetryPolicy();
    retryPolicy.setMaxAttempts(5);

    FixedBackOffPolicy backOffPolicy = new FixedBackOffPolicy();
    backOffPolicy.setBackOffPeriod(1500); // 1.5 seconds

    RetryTemplate template = new RetryTemplate();
    template.setRetryPolicy(retryPolicy);
    template.setBackOffPolicy(backOffPolicy);

    return template;
}
 

@Bean
public RetryTemplate eternalRetryTemplate() {
    RetryTemplate retryTemplate = new RetryTemplate();

    FixedBackOffPolicy fixedBackOffPolicy = new FixedBackOffPolicy();
    fixedBackOffPolicy.setBackOffPeriod(DEFAULT_BACKOFF_TIME);
    retryTemplate.setBackOffPolicy(fixedBackOffPolicy);

    AlwaysRetryPolicy retryPolicy = new AlwaysRetryPolicy();
    retryTemplate.setRetryPolicy(retryPolicy);

    return retryTemplate;
}
 

private RetryTemplate createRetryTemplate(RabbitProperties.Retry properties) {
    RetryTemplate template = new RetryTemplate();
    SimpleRetryPolicy policy = new SimpleRetryPolicy();
    policy.setMaxAttempts(properties.getMaxAttempts());
    template.setRetryPolicy(policy);
    ExponentialBackOffPolicy backOffPolicy = new ExponentialBackOffPolicy();
    backOffPolicy.setInitialInterval(properties.getInitialInterval());
    backOffPolicy.setMultiplier(properties.getMultiplier());
    backOffPolicy.setMaxInterval(properties.getMaxInterval());
    template.setBackOffPolicy(backOffPolicy);
    return template;
}
 

/**
 * Clicks a link on the page
 *
 * @param alias       If this word is found in the step, it means the linkContent is found from the data
 *                    set.
 * @param linkContent The text content of the link we are clicking
 * @param timesAlias  If this word is found in the step, it means the times is found from the
 *                    data set.
 * @param times       If this text is set, the click operation will be repeated the specified number of times.
 * @param exists      If this text is set, an error that would be thrown because the element was not found
 *                    is ignored. Essentially setting this text makes this an optional statement.
 */
@When("^I click (?:a|an|the) link with the text content of( alias)? \"([^\"]*)\"(?:( alias)? \"(.*?)\" times)?( if it exists)?$")
public void clickLinkStep(
	final String alias,
	final String linkContent,
	final String timesAlias,
	final String times,
	final String exists) {

	try {
		final Integer fixedTimes = countConverter.convertCountToInteger(timesAlias, times);

		final String text = autoAliasUtils.getValue(
			linkContent, StringUtils.isNotBlank(alias), State.getFeatureStateForThread());

		checkState(text != null, "the aliased link content does not exist");

		final WebDriver webDriver = State.getThreadDesiredCapabilityMap().getWebDriverForThread();

		for (int i = 0; i < fixedTimes; ++i) {
			final WebElement element = browserInteropUtils.getLinkByText(webDriver, text);

			mouseMovementUtils.mouseGlide(
				webDriver,
				(JavascriptExecutor) webDriver,
				element,
				Constants.MOUSE_MOVE_TIME,
				Constants.MOUSE_MOVE_STEPS);

			final RetryTemplate template = new RetryTemplate();
			final SimpleRetryPolicy policy = new SimpleRetryPolicy();
			policy.setMaxAttempts(Constants.WEBDRIVER_ACTION_RETRIES);
			template.setRetryPolicy(policy);
			final FixedBackOffPolicy fixedBackOffPolicy = new FixedBackOffPolicy();
			template.setBackOffPolicy(fixedBackOffPolicy);
			template.execute(context -> {
				element.click();
				return null;
			});

			sleepUtils.sleep(State.getFeatureStateForThread().getDefaultSleep());
		}
	} catch (final TimeoutException | NoSuchElementException ex) {
		if (StringUtils.isBlank(exists)) {
			throw ex;
		}
	}
}
 

public CuratorKafkaMonitor(CuratorFramework curatorFramework,
                           CuratorKafkaMonitorProperties properties,
                           ObjectMapper objectMapper) throws Exception
{
   this.curatorFramework = curatorFramework;
   this.properties = properties;
   this.objectMapper = objectMapper;

   try
   {
      kafkaVersion = new Version(properties.getKafkaVersion());
   }
   catch (Exception ex)
   {
      throw new IllegalStateException("Invalid kafka version: " + properties.getKafkaVersion(), ex);
   }

   threadPool = new ForkJoinPool(properties.getThreadPoolSize());

   FixedBackOffPolicy backOffPolicy = new FixedBackOffPolicy();
   backOffPolicy.setBackOffPeriod(properties.getRetry().getBackoffMillis());

   final SimpleRetryPolicy retryPolicy =
      new SimpleRetryPolicy(properties.getRetry().getMaxAttempts(),
                            ImmutableMap.of(InterruptedException.class, false,
                                            Exception.class, true));

   retryTemplate = new RetryTemplate();
   retryTemplate.setBackOffPolicy(backOffPolicy);
   retryTemplate.setRetryPolicy(retryPolicy);

   cacheInitCounter.set(4);

   brokerPathCache = new PathChildrenCache(curatorFramework, ZkUtils.BrokerIdsPath(), true);
   brokerPathCache.getListenable().addListener(new BrokerListener());
   brokerPathCache.getListenable().addListener((f, e) -> {
      if (e.getType() == PathChildrenCacheEvent.Type.INITIALIZED)
      {
         cacheInitCounter.decrementAndGet();
         LOG.info("Broker cache initialized");
      }
   });
   brokerPathCache.start(StartMode.POST_INITIALIZED_EVENT);

   topicConfigPathCache = new PathChildrenCache(curatorFramework, ZkUtils.TopicConfigPath(), true);
   topicConfigPathCache.getListenable().addListener((f, e) -> {
      if (e.getType() == PathChildrenCacheEvent.Type.INITIALIZED)
      {
         cacheInitCounter.decrementAndGet();
         LOG.info("Topic configuration cache initialized");
      }
   });
   topicConfigPathCache.start(StartMode.POST_INITIALIZED_EVENT);

   topicTreeCache = new TreeCache(curatorFramework, ZkUtils.BrokerTopicsPath());
   topicTreeCache.getListenable().addListener((client, event) -> {
      if (event.getType() == TreeCacheEvent.Type.INITIALIZED)
      {
         cacheInitCounter.decrementAndGet();
         LOG.info("Topic tree cache initialized");
      }
   });
   topicTreeCache.start();

   consumerTreeCache = new TreeCache(curatorFramework, ZkUtils.ConsumersPath());
   consumerTreeCache.getListenable().addListener((client, event) -> {
      if (event.getType() == TreeCacheEvent.Type.INITIALIZED)
      {
         cacheInitCounter.decrementAndGet();
         LOG.info("Consumer tree cache initialized");
      }
   });
   consumerTreeCache.start();

   controllerNodeCache = new NodeCache(curatorFramework, ZkUtils.ControllerPath());
   controllerNodeCache.getListenable().addListener(this::updateController);
   controllerNodeCache.start(true);
   updateController();
}