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_COMMON_RESOURCE_REQUEST_BODY_H_ 6#define CONTENT_COMMON_RESOURCE_REQUEST_BODY_H_ 7 8#include <vector> 9 10#include "base/basictypes.h" 11#include "base/memory/ref_counted.h" 12#include "base/supports_user_data.h" 13#include "content/common/content_export.h" 14#include "storage/common/data_element.h" 15#include "url/gurl.h" 16 17namespace base { 18class FilePath; 19} 20 21namespace content { 22 23// A struct used to represent upload data. The data field is populated by 24// WebURLLoader from the data given as WebHTTPBody. 25class CONTENT_EXPORT ResourceRequestBody 26 : public base::RefCountedThreadSafe<ResourceRequestBody>, 27 public base::SupportsUserData { 28 public: 29 typedef storage::DataElement Element; 30 31 ResourceRequestBody(); 32 33 void AppendBytes(const char* bytes, int bytes_len); 34 void AppendFileRange(const base::FilePath& file_path, 35 uint64 offset, uint64 length, 36 const base::Time& expected_modification_time); 37 void AppendBlob(const std::string& uuid); 38 void AppendFileSystemFileRange(const GURL& url, uint64 offset, uint64 length, 39 const base::Time& expected_modification_time); 40 41 const std::vector<Element>* elements() const { return &elements_; } 42 std::vector<Element>* elements_mutable() { return &elements_; } 43 void swap_elements(std::vector<Element>* elements) { 44 elements_.swap(*elements); 45 } 46 47 // Identifies a particular upload instance, which is used by the cache to 48 // formulate a cache key. This value should be unique across browser 49 // sessions. A value of 0 is used to indicate an unspecified identifier. 50 void set_identifier(int64 id) { identifier_ = id; } 51 int64 identifier() const { return identifier_; } 52 53 private: 54 friend class base::RefCountedThreadSafe<ResourceRequestBody>; 55 virtual ~ResourceRequestBody(); 56 57 std::vector<Element> elements_; 58 int64 identifier_; 59 60 DISALLOW_COPY_AND_ASSIGN(ResourceRequestBody); 61}; 62 63} // namespace content 64 65#endif // CONTENT_COMMON_RESOURCE_REQUEST_BODY_H_ 66