| // Copyright 2015 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 SERVICES_TRACING_RECORDER_H_ |
| #define SERVICES_TRACING_RECORDER_H_ |
| |
| #include "base/macros.h" |
| #include "mojo/public/cpp/bindings/binding.h" |
| #include "services/tracing/data_sink.h" |
| #include "services/tracing/public/interfaces/tracing.mojom.h" |
| |
| namespace tracing { |
| |
| class Recorder : public mojom::Recorder { |
| public: |
| Recorder(mojom::RecorderRequest request, DataSink* sink); |
| ~Recorder() override; |
| |
| // TryRead attempts to read a single chunk from the Recorder pipe if one is |
| // available and passes it to the DataSink. Returns immediately if no |
| // chunk is available. |
| void TryRead(); |
| |
| // RecorderHandle returns the handle value of the Recorder binding which can |
| // be used to wait until chunks are available. |
| mojo::Handle RecorderHandle() const; |
| |
| private: |
| // mojom::Recorder implementation. |
| void Record(const std::string& json) override; |
| |
| DataSink* sink_; |
| mojo::Binding<mojom::Recorder> binding_; |
| |
| DISALLOW_COPY_AND_ASSIGN(Recorder); |
| }; |
| |
| } // namespace tracing |
| |
| #endif // SERVICES_TRACING_RECORDER_H_ |