chromecast/crash/android/crash_handler.h

   1 // Copyright 2014 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 CHROMECAST_CRASH_ANDROID_CRASH_HANDLER_H_
   6 #define CHROMECAST_CRASH_ANDROID_CRASH_HANDLER_H_
   7
   8 #include <jni.h>
   9 #include <string>
  10
  11 #include "base/files/file_path.h"
  12 #include "base/macros.h"
  13 #include "base/memory/scoped_ptr.h"
  14
  15 namespace google_breakpad {
  16 class ExceptionHandler;
  17 }
  18
  19 namespace chromecast {
  20 class CastCrashReporterClientAndroid;
  21
  22 class CrashHandler {
  23  public:
  24   // Initializes the crash handler for attempting to upload crash dumps with
  25   // the current process's log file.
  26   // Must not be called more than once.
  27   static void Initialize(const std::string& process_type,
  28                          const base::FilePath& log_file_path);
  29
  30   // Returns the directory location for crash dumps.
  31   static bool GetCrashDumpLocation(base::FilePath* crash_dir);
  32
  33   // Registers JNI methods for this module.
  34   static bool RegisterCastCrashJni(JNIEnv* env);
  35
  36   // Returns whether or not the user has allowed for uploading crash dumps.
  37   bool CanUploadCrashDump();
  38
  39   // Callback with which to create a breakpad::ExceptionHandler that will
  40   // attempt synchronously uploading crash dumps and logs at crash time.
  41   void AttemptUploadCrashDump();
  42
  43   // Callback for breakpad::ExceptionHandler to delete crash dumps created by
  44   // the Chrome crash component. Chrome's crash component does not query
  45   // for user consent after initializing breakpad.
  46   void RemoveCrashDumps();
  47
  48  private:
  49   CrashHandler(const base::FilePath& log_file_path);
  50   ~CrashHandler();
  51
  52   void Initialize(const std::string& process_type);
  53
  54   // Starts a background thread to look for any past crash dumps and upload them
  55   // to the crash server.
  56   void UploadCrashDumpsAsync();
  57
  58   // Path to the current process's log file.
  59   base::FilePath log_file_path_;
  60
  61   // Location to which crash dumps should be written.
  62   base::FilePath crash_dump_path_;
  63
  64   scoped_ptr<CastCrashReporterClientAndroid> crash_reporter_client_;
  65   scoped_ptr<google_breakpad::ExceptionHandler> crash_uploader_;
  66
  67   DISALLOW_COPY_AND_ASSIGN(CrashHandler);
  68 };
  69
  70 }  // namespace chromecast
  71
  72 #endif  // CHROMECAST_CRASH_ANDROID_CRASH_HANDLER_H_