org.apache.http.client.protocol.HttpClientContext#adapt

Source File: DelayedResponseLevelRetryHandler.java From vespa with Apache License 2.0

6 votes

@Override
public boolean retryRequest(HttpResponse response, int executionCount, HttpContext ctx) {
    log.fine(() -> String.format("retryRequest(responseCode='%s', executionCount='%d', ctx='%s'",
                                 response.getStatusLine().getStatusCode(), executionCount, ctx));
    HttpClientContext clientCtx = HttpClientContext.adapt(ctx);
    if (!predicate.test(response, clientCtx)) {
        log.fine(() -> String.format("Not retrying for '%s'", ctx));
        return false;
    }
    if (executionCount > maxRetries) {
        log.fine(() -> String.format("Max retries exceeded for '%s'", ctx));
        retryFailedConsumer.onRetryFailed(response, executionCount, clientCtx);
        return false;
    }
    Duration delay = delaySupplier.getDelay(executionCount);
    log.fine(() -> String.format("Retrying after %s for '%s'", delay, ctx));
    retryInterval.set(delay.toMillis());
    retryConsumer.onRetry(response, delay, executionCount, clientCtx);
    return true;
}

Source File: HttpClientConfigurator.java From bintray-client-java with Apache License 2.0

6 votes

@Override
public void process(HttpRequest request, HttpContext context) throws HttpException, IOException {
    HttpClientContext clientContext = HttpClientContext.adapt(context);
    AuthState authState = clientContext.getTargetAuthState();

    // If there's no auth scheme available yet, try to initialize it preemptively
    if (authState.getAuthScheme() == null) {
        CredentialsProvider credsProvider = clientContext.getCredentialsProvider();
        HttpHost targetHost = clientContext.getTargetHost();
        Credentials creds = credsProvider.getCredentials(
                new AuthScope(targetHost.getHostName(), targetHost.getPort()));
        if (creds != null) {
            authState.update(new BasicScheme(), creds);
        } else {
            if (log.isDebugEnabled()) {
                log.debug("PreemptiveAuthInterceptor: No credentials for preemptive authentication");
            }
        }
    }
}

Source File: HttpUtility.java From datasync with MIT License

5 votes

public boolean retryRequest(IOException exception, int executionCount, HttpContext context) {
    // Do not retry if over max retry count
    if (executionCount >= maxRetries) {
        return false;
    }

    // Do not retry calls to the github api
    HttpClientContext clientContext = HttpClientContext.adapt(context);
    HttpRequest request = clientContext.getRequest();
    for (Header header : request.getHeaders("Host")) {
        if (header.getValue().contains("github"))
            return false;
    }

    // Do not retry calls that are not idempotent - posts in our case
    // currently, we make 2 types of posts:
    //  1) posting blobs - this is idempotent
    //  2) posting commit of blob ids - this is not idempotent and we need to fall back to the logic
    //     in DeltaImporter2Publisher.commitBlobPostings
    boolean idempotent = !(request.getRequestLine().getUri().contains("commit"));
    if (idempotent) { // Retry if the request is considered idempotent
        double wait = Math.pow(retryDelayFactor, executionCount);
        System.err.println("Request failed. Retrying request in " + Math.round(wait) + " seconds");
        try {
            Thread.sleep((long) wait*1000);
            return true;
        } catch (InterruptedException e) {
            e.printStackTrace();
            return false;
        }
    }
    return false;
}

Source File: HttpProtocolParent.java From dtsopensource with Apache License 2.0

5 votes

@Override
public boolean retryRequest(IOException exception, int executionCount, HttpContext context) {
    if (executionCount >= 5) {// 如果已经重试了5次，就放弃
        return false;
    }
    if (exception instanceof NoHttpResponseException) {// 如果服务器丢掉了连接，那么就重试
        return true;
    }
    if (exception instanceof InterruptedIOException) {// 超时
        return false;
    }
    if (exception instanceof SSLHandshakeException) {// 不要重试SSL握手异常
        return false;
    }
    if (exception instanceof UnknownHostException) {// 目标服务器不可达
        return false;
    }
    if (exception instanceof ConnectTimeoutException) {// 连接被拒绝
        return false;
    }
    if (exception instanceof SSLException) {// SSL握手异常
        return false;
    }
    HttpClientContext clientContext = HttpClientContext.adapt(context);
    HttpRequest request = clientContext.getRequest();
    // 如果请求是幂等的，就再次尝试
    if (!(request instanceof HttpEntityEnclosingRequest)) {
        return true;
    }
    return false;
}

Source File: SolrHttpRequestRetryHandler.java From lucene-solr with Apache License 2.0

5 votes

@Override
public boolean retryRequest(final IOException exception, final int executionCount, final HttpContext context) {
  log.debug("Retry http request {} out of {}", executionCount, this.retryCount);
  if (executionCount > this.retryCount) {
    log.debug("Do not retry, over max retry count");
    return false;
  }

  if (!isRetriable(exception)) {
    if (log.isDebugEnabled()) {
      log.debug("Do not retry, non retriable class {}", exception.getClass().getName());
    }
    return false;
  }

  final HttpClientContext clientContext = HttpClientContext.adapt(context);
  final HttpRequest request = clientContext.getRequest();
  
  if (requestIsAborted(request)) {
    log.debug("Do not retry, request was aborted");
    return false;
  }
  
  if (handleAsIdempotent(clientContext)) {
    log.debug("Retry, request should be idempotent");
    return true;
  }

  log.debug("Do not retry, no allow rules matched");
  return false;
}

Source File: AviRestUtils.java From sdk with Apache License 2.0

5 votes

/**
 * This method sets a custom HttpRequestRetryHandler in order to enable a custom
 * exception recovery mechanism.
 * 
 * @return A HttpRequestRetryHandler representing handling of the retryHandler.
 */
private static HttpRequestRetryHandler retryHandler(AviCredentials creds) {
	return (exception, executionCount, context) -> {

		if (executionCount >= creds.getNumApiRetries()) {
			// Do not retry if over max retry count
			return false;
		}
		if (exception instanceof InterruptedIOException) {
			// Timeout
			return false;
		}
		if (exception instanceof UnknownHostException) {
			// Unknown host
			return false;
		}
		if (exception instanceof SSLException) {
			// SSL handshake exception
			return false;
		}
		if (exception instanceof HttpHostConnectException) {
			return true;
		}
		HttpClientContext clientContext = HttpClientContext.adapt(context);
		HttpRequest request = clientContext.getRequest();
		boolean idempotent = !(request instanceof HttpEntityEnclosingRequest);
		if (idempotent) {
			// Retry if the request is considered idempotent
			return true;
		}
		return false;
	};
}

Source File: HCB.java From httpclientutil with Apache License 2.0

5 votes

/**
 * 重试（如果请求是幂等的，就再次尝试）
 * 
 * @param tryTimes						重试次数
 * @param retryWhenInterruptedIO		连接拒绝时，是否重试
 * @return	返回当前对象
 */
public HCB retry(final int tryTimes, final boolean retryWhenInterruptedIO){
	// 请求重试处理
    HttpRequestRetryHandler httpRequestRetryHandler = new HttpRequestRetryHandler() {
        public boolean retryRequest(IOException exception, int executionCount, HttpContext context) {
            if (executionCount >= tryTimes) {// 如果已经重试了n次，就放弃
                return false;
            }
            if (exception instanceof NoHttpResponseException) {// 如果服务器丢掉了连接，那么就重试
                return true;
            }
            if (exception instanceof SSLHandshakeException) {// 不要重试SSL握手异常
                return false;
            }
            if (exception instanceof InterruptedIOException) {// 超时
                //return false;
                return retryWhenInterruptedIO;
            }
            if (exception instanceof UnknownHostException) {// 目标服务器不可达
                return true;
            }
            if (exception instanceof ConnectTimeoutException) {// 连接被拒绝
            	return false;
            }
            if (exception instanceof SSLException) {// SSL握手异常
                return false;
            }

            HttpClientContext clientContext = HttpClientContext .adapt(context);
            HttpRequest request = clientContext.getRequest();
            // 如果请求是幂等的，就再次尝试
            if (!(request instanceof HttpEntityEnclosingRequest)) {
                return true;
            }
            return false;
        }
    };
    this.setRetryHandler(httpRequestRetryHandler);
    return this;
}

Source File: PreemptiveAuthHttpRequestInterceptor.java From nexus-public with Eclipse Public License 1.0

5 votes

@Override
public void process(final HttpRequest request, final HttpContext context) throws HttpException, IOException {
  HttpClientContext clientContext = HttpClientContext.adapt(context);
  AuthState authState = clientContext.getTargetAuthState();
  if (authState.getAuthScheme() == null) {
    CredentialsProvider credsProvider = clientContext.getCredentialsProvider();
    HttpHost targetHost = clientContext.getTargetHost();
    Credentials creds = credsProvider.getCredentials(new AuthScope(targetHost.getHostName(), targetHost.getPort()));
    if (creds != null) {
      authState.update(new BasicScheme(), creds);
    }
  }
}

Source File: VSCrawlerRoutePlanner.java From vscrawler with Apache License 2.0

5 votes

@Override
protected HttpHost determineProxy(HttpHost host, HttpRequest request, HttpContext context) throws HttpException {
    HttpClientContext httpClientContext = HttpClientContext.adapt(context);
    Proxy proxy = proxyPlanner.determineProxy(host, request, context, ipPool, crawlerSession);

    if (proxy == null) {
        return null;
    }
    if (log.isDebugEnabled()) {
        log.debug("{} 当前使用IP为:{}:{}", host.getHostName(), proxy.getIp(), proxy.getPort());
    }
    context.setAttribute(VSCRAWLER_AVPROXY_KEY, proxy);
    crawlerSession.setExtInfo(VSCRAWLER_AVPROXY_KEY, proxy);

    if (proxy.getAuthenticationHeaders() != null) {
        for (Header header : proxy.getAuthenticationHeaders()) {
            request.addHeader(header);
        }
    }

    if (StringUtils.isNotEmpty(proxy.getUsername()) && StringUtils.isNotEmpty(proxy.getPassword())) {
        BasicCredentialsProvider credsProvider1 = new BasicCredentialsProvider();
        httpClientContext.setCredentialsProvider(credsProvider1);
        credsProvider1.setCredentials(AuthScope.ANY,
                new UsernamePasswordCredentials(proxy.getUsername(), proxy.getPassword()));
    }
    return new HttpHost(proxy.getIp(), proxy.getPort());
}

Source File: RetryHandler.java From ProxyPool with Apache License 2.0

5 votes

@Override
public boolean retryRequest(IOException exception, int executionCount, HttpContext context) {

    if (executionCount >= 3) {// 如果已经重试了3次，就放弃
        return false;
    }

    if (exception instanceof NoHttpResponseException) {// 如果服务器丢掉了连接，那么就重试
        return true;
    }

    if (exception instanceof SSLHandshakeException) {// 不要重试SSL握手异常
        return false;
    }

    if (exception instanceof InterruptedIOException) {// 超时
        return true;
    }

    if (exception instanceof UnknownHostException) {// 目标服务器不可达
        return false;
    }

    if (exception instanceof ConnectTimeoutException) {// 连接被拒绝
        return false;
    }

    if (exception instanceof SSLException) {// ssl握手异常
        return false;
    }

    HttpClientContext clientContext = HttpClientContext.adapt(context);
    HttpRequest request = clientContext.getRequest();

    // 如果请求是幂等的，就再次尝试
    if (!(request instanceof HttpEntityEnclosingRequest)) {
        return true;
    }
    return false;
}

Source File: HttpProtocolParent.java From dubbox with Apache License 2.0

5 votes

@Override
public boolean retryRequest(IOException exception, int executionCount, HttpContext context) {
	if (executionCount >= 5) {// 如果已经重试了5次，就放弃
		return false;
	}
	if (exception instanceof NoHttpResponseException) {// 如果服务器丢掉了连接，那么就重试
		return true;
	}
	if (exception instanceof InterruptedIOException) {// 超时
		return false;
	}
	if (exception instanceof SSLHandshakeException) {// 不要重试SSL握手异常
		return false;
	}
	if (exception instanceof UnknownHostException) {// 目标服务器不可达
		return false;
	}
	if (exception instanceof ConnectTimeoutException) {// 连接被拒绝
		return false;
	}
	if (exception instanceof SSLException) {// SSL握手异常
		return false;
	}
	HttpClientContext clientContext = HttpClientContext.adapt(context);
	HttpRequest request = clientContext.getRequest();
	// 如果请求是幂等的，就再次尝试
	if (!(request instanceof HttpEntityEnclosingRequest)) {
		return true;
	}
	return false;
}

Source File: RetryHandler.java From PicCrawler with Apache License 2.0

5 votes

@Override
public boolean retryRequest(IOException exception, int executionCount, HttpContext context) {

    if (executionCount >= 3) {// 如果已经重试了3次，就放弃
        return false;
    }

    if (exception instanceof NoHttpResponseException) {// 如果服务器丢掉了连接，那么就重试
        return true;
    }

    if (exception instanceof SSLHandshakeException) {// 不要重试SSL握手异常
        return false;
    }

    if (exception instanceof InterruptedIOException) {// 超时
        return true;
    }

    if (exception instanceof UnknownHostException) {// 目标服务器不可达
        return false;
    }

    if (exception instanceof ConnectTimeoutException) {// 连接被拒绝
        return false;
    }

    if (exception instanceof SSLException) {// ssl握手异常
        return false;
    }

    HttpClientContext clientContext = HttpClientContext.adapt(context);
    HttpRequest request = clientContext.getRequest();

    // 如果请求是幂等的，就再次尝试
    if (!(request instanceof HttpEntityEnclosingRequest)) {
        return true;
    }
    return false;
}

Source File: RetryHandler.java From NetDiscovery with Apache License 2.0

5 votes

@Override
public boolean retryRequest(IOException exception, int executionCount, HttpContext context) {

    if (executionCount >= 3) {// 如果已经重试了3次，就放弃
        return false;
    }

    if (exception instanceof NoHttpResponseException) {// 如果服务器丢掉了连接，那么就重试
        return true;
    }

    if (exception instanceof SSLHandshakeException) {// 不要重试SSL握手异常
        return false;
    }

    if (exception instanceof InterruptedIOException) {// 超时
        return true;
    }

    if (exception instanceof UnknownHostException) {// 目标服务器不可达
        return false;
    }

    if (exception instanceof ConnectTimeoutException) {// 连接被拒绝
        return false;
    }

    if (exception instanceof SSLException) {// ssl握手异常
        return false;
    }

    HttpClientContext clientContext = HttpClientContext.adapt(context);
    HttpRequest request = clientContext.getRequest();

    // 如果请求是幂等的，就再次尝试
    return !(request instanceof HttpEntityEnclosingRequest);
}

Source File: HttpClientFactory.java From springboot-security-wechat with Apache License 2.0

5 votes

@Override
  public boolean retryRequest(
          IOException exception,
          int executionCount,
          HttpContext context) {
if (executionCount > retryExecutionCount) {
          return false;
      }
      if (exception instanceof InterruptedIOException) {
          return false;
      }
      if (exception instanceof UnknownHostException) {
          return false;
      }
      if (exception instanceof ConnectTimeoutException) {
          return true;
      }
      if (exception instanceof SSLException) {
          return false;
      }
      HttpClientContext clientContext = HttpClientContext.adapt(context);
      HttpRequest request = clientContext.getRequest();
      boolean idempotent = !(request instanceof HttpEntityEnclosingRequest);
      if (idempotent) {
          // Retry if the request is considered idempotent
          return true;
      }
      return false;
  }

Source File: HttpClientUtils.java From paas with Apache License 2.0

5 votes

@Override
public boolean retryRequest(IOException exception, int executionCount, HttpContext context) {
    if (executionCount >= 3) {// 如果已经重试了3次，就放弃
        return false;
    }
    if (exception instanceof NoHttpResponseException) {// 如果服务器丢掉了连接，那么就重试
        return true;
    }
    if (exception instanceof SSLHandshakeException) {// 不要重试SSL握手异常
        return false;
    }
    if (exception instanceof InterruptedIOException) {// 超时
        return true;
    }
    if (exception instanceof UnknownHostException) {// 目标服务器不可达
        return false;
    }
    if (exception instanceof ConnectTimeoutException) {// 连接被拒绝
        return false;
    }
    if (exception instanceof SSLException) {// ssl握手异常
        return false;
    }
    HttpClientContext clientContext = HttpClientContext.adapt(context);
    HttpRequest request = clientContext.getRequest();
    // 如果请求是幂等的，就再次尝试
    if (request instanceof HttpEntityEnclosingRequest) {
        return false;
    }
    return false;
}

Source File: HttpClientUtils.java From train-ticket-reaper with MIT License

5 votes

@Override
public boolean retryRequest(IOException exception, int executionCount, HttpContext context) {

    if (executionCount >= 3) {// 如果已经重试了3次，就放弃
        return false;
    }

    if (exception instanceof NoHttpResponseException) {// 如果服务器丢掉了连接，那么就重试
        return true;
    }

    if (exception instanceof SSLHandshakeException) {// 不要重试SSL握手异常
        return false;
    }

    if (exception instanceof InterruptedIOException) {// 超时
        return true;
    }

    if (exception instanceof UnknownHostException) {// 目标服务器不可达
        return false;
    }

    if (exception instanceof ConnectTimeoutException) {// 连接被拒绝
        return false;
    }

    if (exception instanceof SSLException) {// ssl握手异常
        return false;
    }

    HttpClientContext clientContext = HttpClientContext.adapt(context);
    HttpRequest request = clientContext.getRequest();

    // 如果请求是幂等的，就再次尝试
    if (!(request instanceof HttpEntityEnclosingRequest)) {
        return true;
    }
    return false;
}

Source File: ApacheHttpClient.java From jiguang-java-client-common with MIT License

4 votes

public CloseableHttpClient createHttpClient(int maxTotal, int maxPerRoute, int maxRoute,
                                            String hostname, int port) {
    ConnectionSocketFactory plainsf = PlainConnectionSocketFactory
            .getSocketFactory();
    LayeredConnectionSocketFactory sslsf = SSLConnectionSocketFactory
            .getSocketFactory();
    Registry<ConnectionSocketFactory> registry = RegistryBuilder
            .<ConnectionSocketFactory>create().register("http", plainsf)
            .register("https", sslsf).build();
    _cm = new PoolingHttpClientConnectionManager(
            registry);
    // 将最大连接数增加
    _cm.setMaxTotal(maxTotal);
    // 将每个路由基础的连接增加
    _cm.setDefaultMaxPerRoute(maxPerRoute);
    HttpHost httpHost = new HttpHost(hostname, port);
    // 将目标主机的最大连接数增加
    _cm.setMaxPerRoute(new HttpRoute(httpHost), maxRoute);

    // 请求重试处理
    HttpRequestRetryHandler httpRequestRetryHandler = new HttpRequestRetryHandler() {
        public boolean retryRequest(IOException exception,
                                    int executionCount, HttpContext context) {
            if (executionCount >= _maxRetryTimes) {
                return false;
            }
            if (exception instanceof NoHttpResponseException) {// 如果服务器丢掉了连接，那么就重试
                return true;
            }
            if (exception instanceof SSLHandshakeException) {// 不要重试SSL握手异常
                return false;
            }
            if (exception instanceof InterruptedIOException) {// 超时
                return false;
            }
            if (exception instanceof UnknownHostException) {// 目标服务器不可达
                return false;
            }
            if (exception instanceof ConnectTimeoutException) {// 连接被拒绝
                return false;
            }
            if (exception instanceof SSLException) {// SSL握手异常
                return false;
            }

            HttpClientContext clientContext = HttpClientContext
                    .adapt(context);
            HttpRequest request = clientContext.getRequest();
            // 如果请求是幂等的，就再次尝试
            if (!(request instanceof HttpEntityEnclosingRequest)) {
                return true;
            }
            return false;
        }
    };

    CloseableHttpClient httpClient = HttpClients.custom()
            .setConnectionManager(_cm)
            .setRetryHandler(httpRequestRetryHandler).build();

    return httpClient;

}

Source File: HttpClientFactory.java From lorne_core with Apache License 2.0

4 votes

public static CloseableHttpClient createHttpClient() {
    ConnectionSocketFactory plainsf = PlainConnectionSocketFactory.getSocketFactory();
    ConnectionSocketFactory sslsf = new EasySSLConnectionSocketFactory();
    //SSLConnectionSocketFactory.getSocketFactory();
    Registry<ConnectionSocketFactory> registry = RegistryBuilder.<ConnectionSocketFactory>create()
            .register("http", plainsf)
            .register("https", sslsf)
            .build();
    PoolingHttpClientConnectionManager cm = new PoolingHttpClientConnectionManager(registry);
    // 将最大连接数增加到200
    cm.setMaxTotal(200);
    // 将每个路由基础的连接增加到20
    cm.setDefaultMaxPerRoute(20);
    //请求重试处理
    HttpRequestRetryHandler httpRequestRetryHandler = new HttpRequestRetryHandler() {
        public boolean retryRequest(IOException exception, int executionCount, HttpContext context) {
            if (executionCount >= 5) {// 如果已经重试了5次，就放弃
                return false;
            }
            if (exception instanceof NoHttpResponseException) {// 如果服务器丢掉了连接，那么就重试
                return true;
            }
            if (exception instanceof SSLHandshakeException) {// 不要重试SSL握手异常
                return false;
            }
            if (exception instanceof InterruptedIOException) {// 超时
                return false;
            }
            if (exception instanceof UnknownHostException) {// 目标服务器不可达
                return false;
            }
            if (exception instanceof ConnectTimeoutException) {// 连接被拒绝
                return false;
            }
            if (exception instanceof SSLException) {// ssl握手异常
                return false;
            }

            HttpClientContext clientContext = HttpClientContext.adapt(context);
            HttpRequest request = clientContext.getRequest();
            // 如果请求是幂等的，就再次尝试
            if (!(request instanceof HttpEntityEnclosingRequest)) {
                return true;
            }
            return false;
        }
    };
    CloseableHttpClient httpClient =  HttpClients.custom()
            .setConnectionManager(cm)
            .setRetryHandler(httpRequestRetryHandler)
            .build();
    return httpClient;

}

Source File: HttpClientFactory.java From SeimiCrawler with Apache License 2.0

4 votes

public static HttpClientBuilder cliBuilder(int timeout) {
    HttpRequestRetryHandler retryHander = new HttpRequestRetryHandler() {
        @Override
        public boolean retryRequest(IOException exception, int executionCount, HttpContext context) {
            if (executionCount > 3) {
                // Do not retry if over max retry count
                return false;
            }
            if (exception instanceof java.net.SocketTimeoutException) {
                //特殊处理
                return true;
            }
            if (exception instanceof InterruptedIOException) {
                // Timeout
                return true;
            }
            if (exception instanceof UnknownHostException) {
                // Unknown host
                return false;
            }

            if (exception instanceof SSLException) {
                // SSL handshake exception
                return false;
            }
            HttpClientContext clientContext = HttpClientContext.adapt(context);
            HttpRequest request = clientContext.getRequest();
            boolean idempotent = !(request instanceof HttpEntityEnclosingRequest);
            if (idempotent) {
                // Retry if the request is considered idempotent
                return true;
            }
            return false;
        }
    };
    RedirectStrategy redirectStrategy = new SeimiRedirectStrategy();
    RequestConfig requestConfig = RequestConfig.custom().setConnectTimeout(timeout).setConnectionRequestTimeout(timeout).setSocketTimeout(timeout).build();
    PoolingHttpClientConnectionManager poolingHttpClientConnectionManager = HttpClientConnectionManagerProvider.getHcPoolInstance();
    return HttpClients.custom().setDefaultRequestConfig(requestConfig).setConnectionManager(poolingHttpClientConnectionManager)
            .setRedirectStrategy(redirectStrategy).setRetryHandler(retryHander);
}

Source File: SwiftConnectionManager.java From stocator with Apache License 2.0

4 votes

/**
 * Creates custom retry handler to be used if HTTP exception happens
 *
 * @return retry handler
 */
private HttpRequestRetryHandler getRetryHandler() {
  final HttpRequestRetryHandler myRetryHandler = new HttpRequestRetryHandler() {

    public boolean retryRequest(IOException exception, int executionCount, HttpContext context) {
      if (executionCount >= connectionConfiguration.getExecutionCount()) {
        // Do not retry if over max retry count
        LOG.debug("Execution count {} is bigger than threshold. Stop", executionCount);
        return false;
      }
      if (exception instanceof NoHttpResponseException) {
        LOG.debug("NoHttpResponseException exception. Retry count {}", executionCount);
        return true;
      }
      if (exception instanceof UnknownHostException) {
        LOG.debug("UnknownHostException. Retry count {}", executionCount);
        return true;
      }
      if (exception instanceof ConnectTimeoutException) {
        LOG.debug("ConnectTimeoutException. Retry count {}", executionCount);
        return true;
      }
      if (exception instanceof SocketTimeoutException
          || exception.getClass() == SocketTimeoutException.class
          || exception.getClass().isInstance(SocketTimeoutException.class)) {
        // Connection refused
        LOG.debug("socketTimeoutException Retry count {}", executionCount);
        return true;
      }
      if (exception instanceof InterruptedIOException) {
        // Timeout
        LOG.debug("InterruptedIOException Retry count {}", executionCount);
        return true;
      }
      if (exception instanceof SSLException) {
        LOG.debug("SSLException Retry count {}", executionCount);
        return true;
      }
      final HttpClientContext clientContext = HttpClientContext.adapt(context);
      final HttpRequest request = clientContext.getRequest();
      boolean idempotent = !(request instanceof HttpEntityEnclosingRequest);
      if (idempotent) {
        LOG.debug("HttpEntityEnclosingRequest. Retry count {}", executionCount);
        return true;
      }
      LOG.debug("Retry stopped. Retry count {}", executionCount);
      return false;
    }
  };
  return myRetryHandler;
}

Java Code Examples for org.apache.http.client.protocol.HttpClientContext#adapt()