text: /**
   * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
   * SPDX-License-Identifier: Apache-2.0.
   */
  
  #pragma once
  
  #include <aws/core/Core_EXPORTS.h>
  
  #include <aws/core/http/HttpTypes.h>
  #include <aws/core/utils/memory/stl/AWSStreamFwd.h>
  
  namespace Aws
  {
      namespace Client
      {
          struct ClientConfiguration;
      } // namespace Client
      namespace Http
      {
          class URI;
          class HttpClient;
          class HttpRequest;
  
          /**
           * Interface and default implementation of client for Http stack
           */
          class AWS_CORE_API HttpClientFactory
          {
          public:
              virtual ~HttpClientFactory() {}
  
              /**
               * Creates a shared_ptr of HttpClient with the relevant settings from clientConfiguration
               */
              virtual std::shared_ptr<HttpClient> CreateHttpClient(const Aws::Client::ClientConfiguration& clientConfiguration) const = 0;
              /**
               * Creates a shared_ptr of HttpRequest with uri, method, and closure for how to create a response stream.
               */
              virtual std::shared_ptr<HttpRequest> CreateHttpRequest(const Aws::String& uri, HttpMethod method, const Aws::IOStreamFactory& streamFactory) const = 0;
              /**
               * Creates a shared_ptr of HttpRequest with uri, method, and closure for how to create a response stream.
               */
              virtual std::shared_ptr<HttpRequest> CreateHttpRequest(const URI& uri, HttpMethod method, const Aws::IOStreamFactory& streamFactory) const = 0;
  
              virtual void InitStaticState() {}
              virtual void CleanupStaticState() {}
          };
  
          /**
           * libCurl infects everything with its global state. If it is being used then we automatically initialize and clean it up.
           * If this is a problem for you, set this to false. If you manually initialize libcurl please add the option CURL_GLOBAL_ALL to your init call.
           */
          AWS_CORE_API void SetInitCleanupCurlFlag(bool initCleanupFlag);
          AWS_CORE_API void SetInstallSigPipeHandlerFlag(bool installHandler);
          AWS_CORE_API void InitHttp();
          AWS_CORE_API void CleanupHttp();
          AWS_CORE_API void SetHttpClientFactory(const std::shared_ptr<HttpClientFactory>& factory);
          AWS_CORE_API std::shared_ptr<HttpClient> CreateHttpClient(const Aws::Client::ClientConfiguration& clientConfiguration);
          AWS_CORE_API std::shared_ptr<HttpRequest> CreateHttpRequest(const Aws::String& uri, HttpMethod method, const Aws::IOStreamFactory& streamFactory);
          AWS_CORE_API std::shared_ptr<HttpRequest> CreateHttpRequest(const URI& uri, HttpMethod method, const Aws::IOStreamFactory& streamFactory);
  
      } // namespace Http
  } // namespace Aws
  
  