chrome/browser/chromeos/file_system_provider/request_value.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 CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_REQUEST_VALUE_H_
   6 #define CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_REQUEST_VALUE_H_
   7
   8 #include <string>
   9
  10 #include "base/memory/scoped_ptr.h"
  11 #include "chrome/common/extensions/api/file_system_provider_internal.h"
  12
  13 namespace chromeos {
  14 namespace file_system_provider {
  15
  16 // Holds a parsed value returned by a providing extension. Each accessor can
  17 // return NULL in case the requested value type is not available. It is used
  18 // to pass values of success callbacks.
  19 class RequestValue {
  20  public:
  21   // Creates an empty value. Use static methods to create a value holding a
  22   // proper content.
  23   RequestValue();
  24
  25   virtual ~RequestValue();
  26
  27   static scoped_ptr<RequestValue> CreateForUnmountSuccess(
  28       scoped_ptr<extensions::api::file_system_provider_internal::
  29                      UnmountRequestedSuccess::Params> params);
  30
  31   static scoped_ptr<RequestValue> CreateForGetMetadataSuccess(
  32       scoped_ptr<extensions::api::file_system_provider_internal::
  33                      GetMetadataRequestedSuccess::Params> params);
  34
  35   static scoped_ptr<RequestValue> CreateForGetActionsSuccess(
  36       scoped_ptr<extensions::api::file_system_provider_internal::
  37                      GetActionsRequestedSuccess::Params> params);
  38
  39   static scoped_ptr<RequestValue> CreateForReadDirectorySuccess(
  40       scoped_ptr<extensions::api::file_system_provider_internal::
  41                      ReadDirectoryRequestedSuccess::Params> params);
  42
  43   static scoped_ptr<RequestValue> CreateForReadFileSuccess(
  44       scoped_ptr<extensions::api::file_system_provider_internal::
  45                      ReadFileRequestedSuccess::Params> params);
  46
  47   static scoped_ptr<RequestValue> CreateForOperationSuccess(
  48       scoped_ptr<extensions::api::file_system_provider_internal::
  49                      OperationRequestedSuccess::Params> params);
  50
  51   static scoped_ptr<RequestValue> CreateForOperationError(
  52       scoped_ptr<extensions::api::file_system_provider_internal::
  53                      OperationRequestedError::Params> params);
  54
  55   static scoped_ptr<RequestValue> CreateForTesting(const std::string& params);
  56
  57   const extensions::api::file_system_provider_internal::
  58       UnmountRequestedSuccess::Params*
  59       unmount_success_params() const {
  60     return unmount_success_params_.get();
  61   }
  62
  63   const extensions::api::file_system_provider_internal::
  64       GetMetadataRequestedSuccess::Params*
  65       get_metadata_success_params() const {
  66     return get_metadata_success_params_.get();
  67   }
  68
  69   const extensions::api::file_system_provider_internal::
  70       GetActionsRequestedSuccess::Params*
  71       get_actions_success_params() const {
  72     return get_actions_success_params_.get();
  73   }
  74
  75   const extensions::api::file_system_provider_internal::
  76       ReadDirectoryRequestedSuccess::Params*
  77       read_directory_success_params() const {
  78     return read_directory_success_params_.get();
  79   }
  80
  81   const extensions::api::file_system_provider_internal::
  82       ReadFileRequestedSuccess::Params*
  83       read_file_success_params() const {
  84     return read_file_success_params_.get();
  85   }
  86
  87   const extensions::api::file_system_provider_internal::
  88       OperationRequestedSuccess::Params*
  89       operation_success_params() const {
  90     return operation_success_params_.get();
  91   }
  92
  93   const extensions::api::file_system_provider_internal::
  94       OperationRequestedError::Params*
  95       operation_error_params() const {
  96     return operation_error_params_.get();
  97   }
  98
  99   const std::string* testing_params() const { return testing_params_.get(); }
 100
 101  private:
 102   scoped_ptr<extensions::api::file_system_provider_internal::
 103                  UnmountRequestedSuccess::Params> unmount_success_params_;
 104   scoped_ptr<extensions::api::file_system_provider_internal::
 105                  GetMetadataRequestedSuccess::Params>
 106       get_metadata_success_params_;
 107   scoped_ptr<extensions::api::file_system_provider_internal::
 108                  GetActionsRequestedSuccess::Params>
 109       get_actions_success_params_;
 110   scoped_ptr<extensions::api::file_system_provider_internal::
 111                  ReadDirectoryRequestedSuccess::Params>
 112       read_directory_success_params_;
 113   scoped_ptr<extensions::api::file_system_provider_internal::
 114                  ReadFileRequestedSuccess::Params> read_file_success_params_;
 115   scoped_ptr<extensions::api::file_system_provider_internal::
 116                  OperationRequestedSuccess::Params> operation_success_params_;
 117   scoped_ptr<extensions::api::file_system_provider_internal::
 118                  OperationRequestedError::Params> operation_error_params_;
 119   scoped_ptr<std::string> testing_params_;
 120
 121   DISALLOW_COPY_AND_ASSIGN(RequestValue);
 122 };
 123
 124 }  // namespace file_system_provider
 125 }  // namespace chromeos
 126
 127 #endif  // CHROME_BROWSER_CHROMEOS_FILE_SYSTEM_PROVIDER_REQUEST_VALUE_H_