Added net logging to DownloadItem.

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"
 
 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::DownloadItem::SafetyState safety_state,
+                          int64 start_offset);
+  virtual ~ItemActivatedParameters();
+  virtual base::Value* ToValue() const OVERRIDE;
+
+ private:
+  const DownloadType type_;
+  const int64 id_;
+  const std::string original_url_;
+  const std::string final_url_;
+  const std::string file_name_;
+  const content::DownloadItem::SafetyState safety_state_;
+  const int64 start_offset_;
+
+  DISALLOW_COPY_AND_ASSIGN(ItemActivatedParameters);
+};
+
+// NetLog parameters when a DownloadItem is checked for danger.
+class ItemCheckedParameters : public net::NetLog::EventParameters {
+ public:
+  ItemCheckedParameters(content::DownloadItem::SafetyState safety_state);
+  virtual base::Value* ToValue() const OVERRIDE;
+
+ private:
+  const content::DownloadItem::SafetyState safety_state_;
+
+  DISALLOW_COPY_AND_ASSIGN(ItemCheckedParameters);
+};
+
+// 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;
+
+ 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;
+
+ 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;
+
+ 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(InterruptReason reason,
+                            int64 bytes_so_far,
+                            const std::string& hash_state);
+  virtual base::Value* ToValue() const OVERRIDE;
+
+ private:
+  const InterruptReason 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;
+
+ 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;
+
+ 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;
 
  private:
   const std::string file_name_;
   const int64 start_offset_;
@@ skipping 24 matching lines @@
  private:
   const std::string operation_;
   const net::Error net_error_;
 
   DISALLOW_COPY_AND_ASSIGN(FileErrorParameters);
 };
 
 }  // namespace download_net_logs
 
 #endif  // CONTENT_BROWSER_DOWNLOAD_DOWNLOAD_NET_LOG_PARAMETERS_H_