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- // Copyright 2020 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #ifndef COMPONENTS_SPEECH_DOWNSTREAM_LOADER_CLIENT_H_
- #define COMPONENTS_SPEECH_DOWNSTREAM_LOADER_CLIENT_H_
- #include "base/strings/string_piece.h"
- namespace speech {
- // An interface containing the callback functions required by consumers
- // of the DownstreamLoader. The class that implements this client
- // interface must outlive the DownstreamLoader.
- class DownstreamLoaderClient {
- public:
- DownstreamLoaderClient(const DownstreamLoaderClient&) = delete;
- DownstreamLoaderClient& operator=(const DownstreamLoaderClient&) = delete;
- protected:
- DownstreamLoaderClient() = default;
- virtual ~DownstreamLoaderClient() = default;
- private:
- friend class DownstreamLoader;
- // Executed when downstream data is received.
- virtual void OnDownstreamDataReceived(
- base::StringPiece new_response_data) = 0;
- // Executed when downstream data is completed.
- // success: True on 2xx responses where the entire body was successfully
- // received. response_code: The HTTP response code if available, or -1 on
- // network errors.
- virtual void OnDownstreamDataComplete(bool success, int response_code) = 0;
- };
- } // namespace speech
- #endif // COMPONENTS_SPEECH_DOWNSTREAM_LOADER_CLIENT_H_
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