content/browser/indexed_db/indexed_db_blob_info.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 CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_BLOB_INFO_H_
   6 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_BLOB_INFO_H_
   7
   8 #include <string>
   9
  10 #include "base/callback.h"
  11 #include "base/files/file_path.h"
  12 #include "base/time/time.h"
  13 #include "content/common/content_export.h"
  14 #include "storage/common/blob/shareable_file_reference.h"
  15
  16 namespace content {
  17
  18 class CONTENT_EXPORT IndexedDBBlobInfo {
  19  public:
  20   typedef storage::ShareableFileReference::FinalReleaseCallback ReleaseCallback;
  21   IndexedDBBlobInfo();
  22   // These two are used for Blobs.
  23   IndexedDBBlobInfo(const std::string& uuid,
  24                     const base::string16& type,
  25                     int64 size);
  26   IndexedDBBlobInfo(const base::string16& type, int64 size, int64 key);
  27   // These two are used for Files.
  28   IndexedDBBlobInfo(const std::string& uuid,
  29                     const base::FilePath& file_path,
  30                     const base::string16& file_name,
  31                     const base::string16& type);
  32   IndexedDBBlobInfo(int64 key,
  33                     const base::string16& type,
  34                     const base::string16& file_name);
  35
  36   ~IndexedDBBlobInfo();
  37
  38   bool is_file() const { return is_file_; }
  39   const std::string& uuid() const { return uuid_; }
  40   const base::string16& type() const { return type_; }
  41   int64 size() const { return size_; }
  42   const base::string16& file_name() const { return file_name_; }
  43   int64 key() const { return key_; }
  44   const base::FilePath& file_path() const { return file_path_; }
  45   const base::Time& last_modified() const { return last_modified_; }
  46   const base::Closure& mark_used_callback() const {
  47     return mark_used_callback_;
  48   }
  49   const ReleaseCallback& release_callback() const { return release_callback_; }
  50
  51   void set_size(int64 size);
  52   void set_uuid(const std::string& uuid);
  53   void set_file_path(const base::FilePath& file_path);
  54   void set_last_modified(const base::Time& time);
  55   void set_key(int64 key);
  56   void set_mark_used_callback(const base::Closure& mark_used_callback);
  57   void set_release_callback(const ReleaseCallback& release_callback);
  58
  59  private:
  60   bool is_file_;
  61   std::string uuid_;          // Always for Blob; sometimes for File.
  62   base::string16 type_;       // Mime type.
  63   int64 size_;                // -1 if unknown for File.
  64   base::string16 file_name_;  // Only for File.
  65   base::FilePath file_path_;  // Only for File.
  66   base::Time last_modified_;  // Only for File; valid only if size is.
  67
  68   // Valid only when this comes out of the database.
  69   int64 key_;
  70   base::Closure mark_used_callback_;
  71   ReleaseCallback release_callback_;
  72 };
  73
  74 }  // namespace content
  75
  76 #endif  // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_BLOB_INFO_H_