| // Copyright 2013 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 CHROME_BROWSER_DIAGNOSTICS_DIAGNOSTICS_CONTROLLER_H_ |
| #define CHROME_BROWSER_DIAGNOSTICS_DIAGNOSTICS_CONTROLLER_H_ |
| |
| #include "base/memory/scoped_ptr.h" |
| #include "base/memory/singleton.h" |
| |
| namespace base { |
| class CommandLine; |
| } |
| |
| namespace diagnostics { |
| |
| class DiagnosticsWriter; |
| class DiagnosticsModel; |
| |
| class DiagnosticsController { |
| public: |
| static DiagnosticsController* GetInstance(); |
| |
| // Entry point for the diagnostics mode. Returns zero if able to run |
| // diagnostics successfully, regardless of the results of the diagnostics. |
| int Run(const base::CommandLine& command_line, DiagnosticsWriter* writer); |
| |
| // Entry point for running recovery based on diagnostics that have already |
| // been run. In order for this to do anything, Run() must be executed first. |
| int RunRecovery(const base::CommandLine& command_line, |
| DiagnosticsWriter* writer); |
| |
| // Returns a model with the results that have accumulated. They can then be |
| // queried for their attributes for human consumption later. |
| const DiagnosticsModel& GetResults() const; |
| |
| // Returns true if there are any results available. |
| bool HasResults(); |
| |
| // Clears any results that have accumulated. After calling this, do not call |
| // GetResults until after Run is called again. |
| void ClearResults(); |
| |
| // Records UMA statistics indicating that a regular Chrome startup happened, |
| // with no diagnostics or recovery being run. This is necessary to provide a |
| // denominator for the diagnostics metrics. |
| void RecordRegularStartup(); |
| |
| private: |
| friend struct DefaultSingletonTraits<DiagnosticsController>; |
| |
| DiagnosticsController(); |
| ~DiagnosticsController(); |
| |
| scoped_ptr<DiagnosticsModel> model_; |
| DiagnosticsWriter* writer_; |
| |
| DISALLOW_COPY_AND_ASSIGN(DiagnosticsController); |
| }; |
| |
| } // namespace diagnostics |
| |
| #endif // CHROME_BROWSER_DIAGNOSTICS_DIAGNOSTICS_CONTROLLER_H_ |