chrome/browser/task_profiler/task_profiler_data_serializer.h

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CHROME_BROWSER_TASK_PROFILER_TASK_PROFILER_DATA_SERIALIZER_H_
   6 #define CHROME_BROWSER_TASK_PROFILER_TASK_PROFILER_DATA_SERIALIZER_H_
   7
   8 #include "base/basictypes.h"
   9
  10 namespace base {
  11 class DictionaryValue;
  12 class FilePath;
  13 }
  14
  15 namespace tracked_objects {
  16 struct ProcessDataSnapshot;
  17 }
  18
  19 namespace task_profiler {
  20
  21 // This class collects task profiler data and serializes it to a file.  The file
  22 // format is compatible with the about:profiler UI.
  23 class TaskProfilerDataSerializer {
  24  public:
  25   TaskProfilerDataSerializer() {}
  26
  27   // Writes the contents of |process_data| and |process_type| into |dictionary|.
  28   static void ToValue(const tracked_objects::ProcessDataSnapshot& process_data,
  29                       int process_type,
  30                       base::DictionaryValue* dictionary);
  31
  32   bool WriteToFile(const base::FilePath& path);
  33
  34  private:
  35   DISALLOW_COPY_AND_ASSIGN(TaskProfilerDataSerializer);
  36 };
  37
  38 }  // namespace task_profiler
  39
  40 #endif  // CHROME_BROWSER_TASK_PROFILER_TASK_PROFILER_DATA_SERIALIZER_H_