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/*
* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef API_RTC_EVENT_LOG_OUTPUT_H_
#define API_RTC_EVENT_LOG_OUTPUT_H_
#include <string>
namespace webrtc {
// NOTE: This class is still under development and may change without notice.
class RtcEventLogOutput {
public:
virtual ~RtcEventLogOutput() = default;
// An output normally starts out active, though that might not always be
// the case (e.g. failed to open a file for writing).
// Once an output has become inactive (e.g. maximum file size reached), it can
// never become active again.
virtual bool IsActive() const = 0;
// Write encoded events to an output. Returns true if the output was
// successfully written in its entirety. Otherwise, no guarantee is given
// about how much data was written, if any. The output sink becomes inactive
// after the first time |false| is returned. Write() may not be called on
// an inactive output sink.
virtual bool Write(const std::string& output) = 0;
// Indicates that buffers should be written to disk if applicable.
virtual void Flush() {}
};
} // namespace webrtc
#endif // API_RTC_EVENT_LOG_OUTPUT_H_
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