NetLogEventParameter to Callback refactoring 11.

content/browser/download/download_net_log_parameters.h

 // Copyright (c) 2012 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 CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_NET_LOG_PARAMETERS_H_
 #define CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_NET_LOG_PARAMETERS_H_
 #pragma once
 
 #include <string>
 
 #include "content/public/browser/download_item.h"
 #include "net/base/net_errors.h"
 #include "net/base/net_log.h"
 
+class FilePath;
+class GURL;
+
 namespace download_net_logs {
 
 enum DownloadType {
   SRC_NEW_DOWNLOAD,
   SRC_HISTORY_IMPORT,
   SRC_SAVE_PAGE_AS
 };
 
-// NetLog parameters when a DownloadItem is activated.
-class ItemActivatedParameters : public net::NetLog::EventParameters {
- public:
-  ItemActivatedParameters(DownloadType download_type,
-                          int64 id,
-                          const std::string& original_url,
-                          const std::string& final_url,
-                          const std::string& file_name,
-                          content::DownloadDangerType danger_type,
-                          content::DownloadItem::SafetyState safety_state,
-                          int64 start_offset);
-  virtual base::Value* ToValue() const OVERRIDE;
+// Returns NetLog parameters when a DownloadItem is activated.
+base::Value* ItemActivatedCallback(
+    const content::DownloadItem* download_item,
+    DownloadType download_type,
+    const std::string* file_name,
+    net::NetLog::LogLevel log_level);
 
- protected:
-  virtual ~ItemActivatedParameters();
+// Returns NetLog parameters when a DownloadItem is checked for danger.
+base::Value* ItemCheckedCallback(
+    content::DownloadDangerType danger_type,
+    content::DownloadItem::SafetyState safety_state,
+    net::NetLog::LogLevel log_level);
 
- private:
-  const DownloadType type_;
-  const int64 id_;
-  const std::string original_url_;
-  const std::string final_url_;
-  const std::string file_name_;
-  const content::DownloadDangerType danger_type_;
-  const content::DownloadItem::SafetyState safety_state_;
-  const int64 start_offset_;
+// Returns NetLog parameters when a DownloadItem is renamed.
+base::Value* ItemRenamedCallback(const FilePath* old_filename,
+                                 const FilePath* new_filename,
+                                 net::NetLog::LogLevel log_level);
 
-  DISALLOW_COPY_AND_ASSIGN(ItemActivatedParameters);
-};
+// Returns NetLog parameters when a DownloadItem is interrupted.
+base::Value* ItemInterruptedCallback(content::DownloadInterruptReason reason,
+                                     int64 bytes_so_far,
+                                     const std::string* hash_state,
+                                     net::NetLog::LogLevel log_level);
 
-// NetLog parameters when a DownloadItem is checked for danger.
-class ItemCheckedParameters : public net::NetLog::EventParameters {
- public:
-  ItemCheckedParameters(content::DownloadDangerType danger_type,
-                        content::DownloadItem::SafetyState safety_state);
-  virtual base::Value* ToValue() const OVERRIDE;
+// Returns NetLog parameters when a DownloadItem is finished.
+base::Value* ItemFinishedCallback(int64 bytes_so_far,
+                                  const std::string* final_hash,
+                                  net::NetLog::LogLevel log_level);
 
- protected:
-  virtual ~ItemCheckedParameters();
+// Returns NetLog parameters when a DownloadItem is canceled.
+base::Value* ItemCanceledCallback(int64 bytes_so_far,
+                                  const std::string* hash_state,
+                                  net::NetLog::LogLevel log_level);
 
- private:
-  const content::DownloadDangerType danger_type_;
-  const content::DownloadItem::SafetyState safety_state_;
+// Returns NetLog parameters when a DownloadFile is opened.
+base::Value* FileOpenedCallback(const FilePath* file_name,
+                                int64 start_offset,
+                                net::NetLog::LogLevel log_level);
 
-  DISALLOW_COPY_AND_ASSIGN(ItemCheckedParameters);
-};
+// Returns NetLog parameters when a DownloadFile is opened.
+base::Value* FileStreamDrainedCallback(size_t stream_size,
+                                       size_t num_buffers,
+                                       net::NetLog::LogLevel log_level);
 
-// NetLog parameters when a DownloadItem is added to the history database.
-class ItemInHistoryParameters : public net::NetLog::EventParameters {
- public:
-  ItemInHistoryParameters(int64 handle);
-  virtual base::Value* ToValue() const OVERRIDE;
+// Returns NetLog parameters when a DownloadFile is renamed.
+base::Value* FileRenamedCallback(const FilePath* old_filename,
+                                 const FilePath* new_filename,
+                                 net::NetLog::LogLevel log_level);
 
- protected:
-  virtual ~ItemInHistoryParameters();
-
- private:
-  const int64 db_handle_;
-
-  DISALLOW_COPY_AND_ASSIGN(ItemInHistoryParameters);
-};
-
-// NetLog parameters when a DownloadItem is updated.
-class ItemUpdatedParameters : public net::NetLog::EventParameters {
- public:
-  ItemUpdatedParameters(int64 bytes_so_far);
-  virtual base::Value* ToValue() const OVERRIDE;
-
- protected:
-  virtual ~ItemUpdatedParameters();
-
- private:
-  const int64 bytes_so_far_;
-
-  DISALLOW_COPY_AND_ASSIGN(ItemUpdatedParameters);
-};
-
-// NetLog parameters when a DownloadItem is renamed.
-class ItemRenamedParameters : public net::NetLog::EventParameters {
- public:
-  ItemRenamedParameters(
-      const std::string& old_filename, const std::string& new_filename);
-  virtual base::Value* ToValue() const OVERRIDE;
-
- protected:
-  virtual ~ItemRenamedParameters();
-
- private:
-  const std::string old_filename_;
-  const std::string new_filename_;
-
-  DISALLOW_COPY_AND_ASSIGN(ItemRenamedParameters);
-};
-
-// NetLog parameters when a DownloadItem is interrupted.
-class ItemInterruptedParameters : public net::NetLog::EventParameters {
- public:
-  ItemInterruptedParameters(content::DownloadInterruptReason reason,
-                            int64 bytes_so_far,
-                            const std::string& hash_state);
-  virtual base::Value* ToValue() const OVERRIDE;
-
- protected:
-  virtual ~ItemInterruptedParameters();
-
- private:
-  const content::DownloadInterruptReason reason_;
-  const int64 bytes_so_far_;
-  const std::string hash_state_;
-
-  DISALLOW_COPY_AND_ASSIGN(ItemInterruptedParameters);
-};
-
-// NetLog parameters when a DownloadItem is finished.
-class ItemFinishedParameters : public net::NetLog::EventParameters {
- public:
-  ItemFinishedParameters(int64 bytes_so_far, const std::string& final_hash);
-  virtual base::Value* ToValue() const OVERRIDE;
-
- protected:
-  virtual ~ItemFinishedParameters();
-
- private:
-  const int64 bytes_so_far_;
-  const std::string final_hash_;
-
-  DISALLOW_COPY_AND_ASSIGN(ItemFinishedParameters);
-};
-
-// NetLog parameters when a DownloadItem is canceled.
-class ItemCanceledParameters : public net::NetLog::EventParameters {
- public:
-  ItemCanceledParameters(int64 bytes_so_far, const std::string& hash_state);
-  virtual base::Value* ToValue() const OVERRIDE;
-
- protected:
-  virtual ~ItemCanceledParameters();
-
- private:
-  const int64 bytes_so_far_;
-  const std::string hash_state_;
-
-  DISALLOW_COPY_AND_ASSIGN(ItemCanceledParameters);
-};
-
-// NetLog parameters when a DownloadFile is opened.
-class FileOpenedParameters : public net::NetLog::EventParameters {
- public:
-  FileOpenedParameters(const std::string& file_name,
-                       int64 start_offset);
-  virtual base::Value* ToValue() const OVERRIDE;
-
- protected:
-  virtual ~FileOpenedParameters();
-
- private:
-  const std::string file_name_;
-  const int64 start_offset_;
-
-  DISALLOW_COPY_AND_ASSIGN(FileOpenedParameters);
-};
-
-// NetLog parameters when a DownloadFile is opened.
-class FileStreamDrainedParameters : public net::NetLog::EventParameters {
- public:
-  FileStreamDrainedParameters(size_t stream_size,
-                            size_t num_buffers);
-  virtual base::Value* ToValue() const OVERRIDE;
-
- protected:
-  virtual ~FileStreamDrainedParameters();
-
- private:
-  const size_t stream_size_;
-  const size_t num_buffers_;
-
-  DISALLOW_COPY_AND_ASSIGN(FileStreamDrainedParameters);
-};
-
-// NetLog parameters when a DownloadFile is renamed.
-class FileRenamedParameters : public net::NetLog::EventParameters {
- public:
-  FileRenamedParameters(
-      const std::string& old_filename, const std::string& new_filename);
-  virtual base::Value* ToValue() const OVERRIDE;
-
- protected:
-  virtual ~FileRenamedParameters();
-
- private:
-  const std::string old_filename_;
-  const std::string new_filename_;
-
-  DISALLOW_COPY_AND_ASSIGN(FileRenamedParameters);
-};
-
-// NetLog parameters when a File has an error.
-class FileErrorParameters : public net::NetLog::EventParameters {
- public:
-  FileErrorParameters(const std::string& operation, net::Error net_error);
-  virtual base::Value* ToValue() const OVERRIDE;
-
- protected:
-  virtual ~FileErrorParameters();
-
- private:
-  const std::string operation_;
-  const net::Error net_error_;
-
-  DISALLOW_COPY_AND_ASSIGN(FileErrorParameters);
-};
+// Returns NetLog parameters when a File has an error.
+base::Value* FileErrorCallback(const char* operation,
+                               net::Error net_error,
+                               net::NetLog::LogLevel log_level);
 
 }  // namespace download_net_logs
 
 #endif  // CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_NET_LOG_PARAMETERS_H_