content/browser/indexed_db/indexed_db_value.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_VALUE_H_
   6 #define CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_VALUE_H_
   7
   8 #include <vector>
   9 #include "content/browser/indexed_db/indexed_db_blob_info.h"
  10 #include "content/common/content_export.h"
  11
  12 namespace content {
  13
  14 struct CONTENT_EXPORT IndexedDBValue {
  15   IndexedDBValue();
  16   IndexedDBValue(const std::string& input_bits,
  17                  const std::vector<IndexedDBBlobInfo>& input_blob_info);
  18   ~IndexedDBValue();
  19
  20   void swap(IndexedDBValue& value) {
  21     bits.swap(value.bits);
  22     blob_info.swap(value.blob_info);
  23   }
  24
  25   bool empty() const { return bits.empty(); }
  26   void clear() {
  27     bits.clear();
  28     blob_info.clear();
  29   }
  30
  31   size_t SizeEstimate() const {
  32     return bits.size() + blob_info.size() * sizeof(IndexedDBBlobInfo);
  33   }
  34
  35   std::string bits;
  36   std::vector<IndexedDBBlobInfo> blob_info;
  37 };
  38
  39 }  // namespace content
  40
  41 #endif  // CONTENT_BROWSER_INDEXED_DB_INDEXED_DB_VALUE_H_