1// Copyright (c) 2012 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#include "storage/common/blob/blob_data.h" 6 7#include "base/logging.h" 8#include "base/strings/sys_string_conversions.h" 9#include "base/strings/utf_string_conversions.h" 10#include "base/time/time.h" 11 12namespace storage { 13 14BlobData::BlobData() {} 15BlobData::BlobData(const std::string& uuid) 16 : uuid_(uuid) { 17} 18 19BlobData::~BlobData() {} 20 21void BlobData::AppendData(const char* data, size_t length) { 22 DCHECK(length > 0); 23 items_.push_back(Item()); 24 items_.back().SetToBytes(data, length); 25} 26 27void BlobData::AppendFile(const base::FilePath& file_path, 28 uint64 offset, uint64 length, 29 const base::Time& expected_modification_time) { 30 DCHECK(length > 0); 31 items_.push_back(Item()); 32 items_.back().SetToFilePathRange(file_path, offset, length, 33 expected_modification_time); 34} 35 36void BlobData::AppendBlob(const std::string& uuid, 37 uint64 offset, uint64 length) { 38 DCHECK_GT(length, 0ul); 39 items_.push_back(Item()); 40 items_.back().SetToBlobRange(uuid, offset, length); 41} 42 43void BlobData::AppendFileSystemFile( 44 const GURL& url, uint64 offset, 45 uint64 length, 46 const base::Time& expected_modification_time) { 47 DCHECK(length > 0); 48 items_.push_back(Item()); 49 items_.back().SetToFileSystemUrlRange(url, offset, length, 50 expected_modification_time); 51} 52 53int64 BlobData::GetMemoryUsage() const { 54 int64 memory = 0; 55 for (std::vector<Item>::const_iterator iter = items_.begin(); 56 iter != items_.end(); ++iter) { 57 if (iter->type() == Item::TYPE_BYTES) 58 memory += iter->length(); 59 } 60 return memory; 61} 62 63} // namespace storage 64