Index: webkit/blob/blob_storage_controller.h |
=================================================================== |
--- webkit/blob/blob_storage_controller.h (revision 202679) |
+++ webkit/blob/blob_storage_controller.h (working copy) |
@@ -1,82 +0,0 @@ |
-// Copyright (c) 2011 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 WEBKIT_BLOB_BLOB_STORAGE_CONTROLLER_H_ |
-#define WEBKIT_BLOB_BLOB_STORAGE_CONTROLLER_H_ |
- |
-#include <map> |
-#include <string> |
- |
-#include "base/hash_tables.h" |
-#include "base/memory/ref_counted.h" |
-#include "base/process.h" |
-#include "webkit/blob/blob_data.h" |
-#include "webkit/storage/webkit_storage_export.h" |
- |
-class GURL; |
- |
-namespace base { |
-class FilePath; |
-class Time; |
-} |
- |
-namespace webkit_blob { |
- |
-// This class handles the logistics of blob Storage within the browser process. |
-class WEBKIT_STORAGE_EXPORT BlobStorageController { |
- public: |
- BlobStorageController(); |
- ~BlobStorageController(); |
- |
- void StartBuildingBlob(const GURL& url); |
- void AppendBlobDataItem(const GURL& url, const BlobData::Item& data_item); |
- void FinishBuildingBlob(const GURL& url, const std::string& content_type); |
- void AddFinishedBlob(const GURL& url, const BlobData* blob_data); |
- void CloneBlob(const GURL& url, const GURL& src_url); |
- void RemoveBlob(const GURL& url); |
- BlobData* GetBlobDataFromUrl(const GURL& url); |
- |
- private: |
- friend class ViewBlobInternalsJob; |
- |
- typedef base::hash_map<std::string, scoped_refptr<BlobData> > BlobMap; |
- typedef std::map<BlobData*, int> BlobDataUsageMap; |
- |
- void AppendStorageItems(BlobData* target_blob_data, |
- BlobData* src_blob_data, |
- uint64 offset, |
- uint64 length); |
- void AppendFileItem(BlobData* target_blob_data, |
- const base::FilePath& file_path, uint64 offset, |
- uint64 length, |
- const base::Time& expected_modification_time); |
- void AppendFileSystemFileItem( |
- BlobData* target_blob_data, |
- const GURL& url, uint64 offset, uint64 length, |
- const base::Time& expected_modification_time); |
- |
- bool RemoveFromMapHelper(BlobMap* map, const GURL& url); |
- |
- void IncrementBlobDataUsage(BlobData* blob_data); |
- // Returns true if no longer in use. |
- bool DecrementBlobDataUsage(BlobData* blob_data); |
- |
- BlobMap blob_map_; |
- BlobMap unfinalized_blob_map_; |
- |
- // Used to keep track of how much memory is being utitlized for blob data, |
- // we count only the items of TYPE_DATA which are held in memory and not |
- // items of TYPE_FILE. |
- int64 memory_usage_; |
- |
- // Multiple urls can refer to the same blob data, this map keeps track of |
- // how many urls refer to a BlobData. |
- BlobDataUsageMap blob_data_usage_count_; |
- |
- DISALLOW_COPY_AND_ASSIGN(BlobStorageController); |
-}; |
- |
-} // namespace webkit_blob |
- |
-#endif // WEBKIT_BLOB_BLOB_STORAGE_CONTROLLER_H_ |