gdata: Introduce GDataWapiFeedProcessor class

chrome/browser/chromeos/gdata/gdata_file_system.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 CHROME_BROWSER_CHROMEOS_GDATA_GDATA_FILE_SYSTEM_H_
 #define CHROME_BROWSER_CHROMEOS_GDATA_GDATA_FILE_SYSTEM_H_
 
 #include <map>
 #include <set>
 #include <string>
@@ skipping 20 matching lines @@
 namespace gdata {
 
 class DocumentsServiceInterface;
 class DriveWebAppsRegistryInterface;
 struct UploadFileInfo;
 
 namespace {
 struct LoadRootFeedParams;
 }  // namespace
 
+// TODO(satorux): Move this into a new file. crbug.com/130669
+typedef std::map<std::string /* resource_id */, GDataEntry*>
+    FileResourceIdMap;
+
 // The production implementation of GDataFileSystemInterface.
 class GDataFileSystem : public GDataFileSystemInterface,
                         public content::NotificationObserver {
  public:
   GDataFileSystem(Profile* profile,
                   GDataCache* cache,
                   DocumentsServiceInterface* documents_service,
                   GDataUploaderInterface* uploader,
                   DriveWebAppsRegistryInterface* webapps_registry,
                   base::SequencedTaskRunner* blocking_task_runner);
@@ skipping 98 matching lines @@
   struct CreateDirectoryParams;
 
   // Defines set of parameters passed to an intermediate callback
   // OnGetFileCompleteForOpen, during execution of OpenFile() method.
   struct GetFileCompleteForOpenParams;
 
   // Defines set of parameters passed to intermediate callbacks during
   // execution of GetFileByPath() method.
   struct GetFileFromCacheParams;
 
-  typedef std::map<std::string /* resource_id */, GDataEntry*>
-      FileResourceIdMap;
-
   // Callback similar to FileOperationCallback but with a given |file_path|.
   typedef base::Callback<void(GDataFileError error,
                               const FilePath& file_path)>
       FilePathUpdateCallback;
 
   // Callback run as a response to LoadFeedFromServer.
   typedef base::Callback<void(GetDocumentsParams* params,
                               GDataFileError error)>
       LoadDocumentFeedCallback;
 
-  // Struct used to record UMA stats with FeedToFileResourceMap().
-  struct FeedToFileResourceMapUmaStats;
-
   // Struct used for StartFileUploadOnUIThread().
   struct StartFileUploadParams;
 
   // Callback passed to |LoadFeedFromServer| from |Search| method.
   // |callback| is that should be run with data received from
   // |LoadFeedFromServer|.
   // |params| params used for getting document feed for content search.
   // |error| error code returned by |LoadFeedFromServer|.
   void OnSearch(const SearchCallback& callback,
                 GetDocumentsParams* params,
@@ skipping 332 matching lines @@
   GDataFileError RemoveEntryFromFileSystem(const FilePath& file_path);
 
   // Updates whole directory structure feeds collected in |feed_list|.
   // On success, returns PLATFORM_FILE_OK. Record file statistics as UMA
   // histograms.
   GDataFileError UpdateFromFeed(
       const std::vector<DocumentFeed*>& feed_list,
       int largest_changestamp,
       int root_feed_changestamp);
 
-  // Updates UMA histograms about file counts.
-  void UpdateFileCountUmaHistograms(
-      const FeedToFileResourceMapUmaStats& uma_stats) const;
-
-  // Applies the pre-processed feed from |file_map| map onto the file system.
-  // All entries in |file_map| will be erased (i.e. the map becomes empty),
-  // and values are deleted.
-  void ApplyFeedFromFileUrlMap(bool is_delta_feed,
-                               int feed_changestamp,
-                               FileResourceIdMap* file_map);
-
-  // Helper function for adding new |file| from the feed into |directory|. It
-  // checks the type of file and updates |changed_dirs| if this file adding
-  // operation needs to raise directory notification update. If file is being
-  // added to |orphaned_dir_service| such notifications are not raised since
-  // we ignore such files and don't add them to the file system now.
-  // static
-  static void AddEntryToDirectoryAndCollectChangedDirectories(
-      GDataEntry* entry,
-      GDataDirectory* directory,
-      GDataDirectoryService* orphaned_dir_service,
-      std::set<FilePath>* changed_dirs);
-
-  // Helper function for removing |entry| from |directory|. If |entry| is a
-  // directory too, it will collect all its children file paths into
-  // |changed_dirs| as well.
-  // static
-  static void RemoveEntryFromDirectoryAndCollectChangedDirectories(
-      GDataDirectory* directory,
-      GDataEntry* entry,
-      std::set<FilePath>* changed_dirs);
-
   // Callback for GetEntryByResourceIdAsync.
   // Removes stale entry upon upload of file.
   static void RemoveStaleEntryOnUpload(const std::string& resource_id,
                                        GDataDirectory* parent_dir,
                                        GDataEntry* existing_entry);
 
-  // Finds directory where new |file| should be added to during feed processing.
-  // |orphaned_entries_dir| collects files/dirs that don't have a parent in
-  // either locally cached file system or in this new feed.
-  GDataDirectory* FindDirectoryForNewEntry(
-      GDataEntry* new_entry,
-      const FileResourceIdMap& file_map,
-      GDataDirectoryService* orphaned_entries);
-
-  // Converts list of document feeds from collected feeds into
-  // FileResourceIdMap.
-  GDataFileError FeedToFileResourceMap(
-      const std::vector<DocumentFeed*>& feed_list,
-      FileResourceIdMap* file_map,
-      int* feed_changestamp,
-      FeedToFileResourceMapUmaStats* uma_stats);
-
   // Converts |entry_value| into GFileDocument instance and adds it
   // to virtual file system at |directory_path|.
   GDataFileError AddNewDirectory(const FilePath& directory_path,
                                           base::Value* entry_value);
 
   // Given non-existing |directory_path|, finds the first missing parent
   // directory of |directory_path|.
   FindMissingDirectoryResult FindFirstMissingParentDirectory(
       const FilePath& directory_path,
       GURL* last_dir_content_url,
@@ skipping 344 matching lines @@
   base::WeakPtr<GDataFileSystem> ui_weak_ptr_;
 
   ObserverList<Observer> observers_;
 
   scoped_refptr<base::SequencedTaskRunner> blocking_task_runner_;
 };
 
 }  // namespace gdata
 
 #endif  // CHROME_BROWSER_CHROMEOS_GDATA_GDATA_FILE_SYSTEM_H_