public static HttpClient createIgnoreSslClient() throws NoSuchAlgorithmException, KeyStoreException, KeyManagementException { SSLConnectionSocketFactory sslConnectionSocketFactory = new SSLConnectionSocketFactory( SSLContexts.custom().loadTrustMaterial(null, (x509Certificates, s) -> true).build(), NoopHostnameVerifier.INSTANCE); Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create() .register("http", PlainConnectionSocketFactory.INSTANCE) .register("https", sslConnectionSocketFactory) .build(); PoolingHttpClientConnectionManager connectionManager = new PoolingHttpClientConnectionManager(socketFactoryRegistry); connectionManager.setMaxTotal(500); connectionManager.setDefaultMaxPerRoute(connectionManager.getMaxTotal() / 5); RequestConfig requestConfig = RequestConfig.custom() .setConnectTimeout(3000) .setConnectionRequestTimeout(3000) .setSocketTimeout(3000) .build(); return HttpClients.custom() .setConnectionManager(connectionManager) .setDefaultRequestConfig(requestConfig) .setKeepAliveStrategy((response, context) -> TimeUnit.SECONDS.toMillis(600)) .setRetryHandler((exception, executionCount, context) -> false).build(); }