OLD | NEW |
1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef STORAGE_BROWSER_BLOB_BLOB_URL_REQUEST_JOB_H_ | 5 #ifndef STORAGE_BROWSER_BLOB_BLOB_URL_REQUEST_JOB_H_ |
6 #define STORAGE_BROWSER_BLOB_BLOB_URL_REQUEST_JOB_H_ | 6 #define STORAGE_BROWSER_BLOB_BLOB_URL_REQUEST_JOB_H_ |
7 | 7 |
8 #include <map> | 8 #include <map> |
9 | 9 |
10 #include "base/memory/scoped_ptr.h" | 10 #include "base/memory/scoped_ptr.h" |
(...skipping 20 matching lines...) Expand all Loading... |
31 namespace storage { | 31 namespace storage { |
32 | 32 |
33 class FileStreamReader; | 33 class FileStreamReader; |
34 | 34 |
35 // A request job that handles reading blob URLs. | 35 // A request job that handles reading blob URLs. |
36 class STORAGE_EXPORT BlobURLRequestJob | 36 class STORAGE_EXPORT BlobURLRequestJob |
37 : public net::URLRequestJob { | 37 : public net::URLRequestJob { |
38 public: | 38 public: |
39 BlobURLRequestJob(net::URLRequest* request, | 39 BlobURLRequestJob(net::URLRequest* request, |
40 net::NetworkDelegate* network_delegate, | 40 net::NetworkDelegate* network_delegate, |
41 const scoped_refptr<BlobData>& blob_data, | 41 scoped_ptr<BlobDataSnapshot> blob_data, |
42 storage::FileSystemContext* file_system_context, | 42 storage::FileSystemContext* file_system_context, |
43 base::MessageLoopProxy* resolving_message_loop_proxy); | 43 base::MessageLoopProxy* resolving_message_loop_proxy); |
44 | 44 |
45 // net::URLRequestJob methods. | 45 // net::URLRequestJob methods. |
46 void Start() override; | 46 void Start() override; |
47 void Kill() override; | 47 void Kill() override; |
48 bool ReadRawData(net::IOBuffer* buf, int buf_size, int* bytes_read) override; | 48 bool ReadRawData(net::IOBuffer* buf, int buf_size, int* bytes_read) override; |
49 bool GetMimeType(std::string* mime_type) const override; | 49 bool GetMimeType(std::string* mime_type) const override; |
50 void GetResponseInfo(net::HttpResponseInfo* info) override; | 50 void GetResponseInfo(net::HttpResponseInfo* info) override; |
51 int GetResponseCode() const override; | 51 int GetResponseCode() const override; |
(...skipping 11 matching lines...) Expand all Loading... |
63 void CountSize(); | 63 void CountSize(); |
64 void DidCountSize(int error); | 64 void DidCountSize(int error); |
65 void DidGetFileItemLength(size_t index, int64 result); | 65 void DidGetFileItemLength(size_t index, int64 result); |
66 void Seek(int64 offset); | 66 void Seek(int64 offset); |
67 | 67 |
68 // For reading the blob. | 68 // For reading the blob. |
69 bool ReadLoop(int* bytes_read); | 69 bool ReadLoop(int* bytes_read); |
70 bool ReadItem(); | 70 bool ReadItem(); |
71 void AdvanceItem(); | 71 void AdvanceItem(); |
72 void AdvanceBytesRead(int result); | 72 void AdvanceBytesRead(int result); |
73 bool ReadBytesItem(const BlobData::Item& item, int bytes_to_read); | 73 bool ReadBytesItem(const BlobDataItem& item, int bytes_to_read); |
74 bool ReadFileItem(FileStreamReader* reader, int bytes_to_read); | 74 bool ReadFileItem(FileStreamReader* reader, int bytes_to_read); |
75 | 75 |
76 void DidReadFile(int result); | 76 void DidReadFile(int result); |
77 void DeleteCurrentFileReader(); | 77 void DeleteCurrentFileReader(); |
78 | 78 |
79 int ComputeBytesToRead() const; | 79 int ComputeBytesToRead() const; |
80 int BytesReadCompleted(); | 80 int BytesReadCompleted(); |
81 | 81 |
82 // These methods convert the result of blob data reading into response headers | 82 // These methods convert the result of blob data reading into response headers |
83 // and pass it to URLRequestJob's NotifyDone() or NotifyHeadersComplete(). | 83 // and pass it to URLRequestJob's NotifyDone() or NotifyHeadersComplete(). |
84 void NotifySuccess(); | 84 void NotifySuccess(); |
85 void NotifyFailure(int); | 85 void NotifyFailure(int); |
86 void HeadersCompleted(net::HttpStatusCode status_code); | 86 void HeadersCompleted(net::HttpStatusCode status_code); |
87 | 87 |
88 // Returns a FileStreamReader for a blob item at |index|. | 88 // Returns a FileStreamReader for a blob item at |index|. |
89 // If the item at |index| is not of file this returns NULL. | 89 // If the item at |index| is not of file this returns NULL. |
90 FileStreamReader* GetFileStreamReader(size_t index); | 90 FileStreamReader* GetFileStreamReader(size_t index); |
91 | 91 |
92 // Creates a FileStreamReader for the item at |index| with additional_offset. | 92 // Creates a FileStreamReader for the item at |index| with additional_offset. |
93 void CreateFileStreamReader(size_t index, int64 additional_offset); | 93 void CreateFileStreamReader(size_t index, int64 additional_offset); |
94 | 94 |
95 scoped_refptr<BlobData> blob_data_; | 95 scoped_ptr<BlobDataSnapshot> blob_data_; |
96 | 96 |
97 // Variables for controlling read from |blob_data_|. | 97 // Variables for controlling read from |blob_data_|. |
98 scoped_refptr<storage::FileSystemContext> file_system_context_; | 98 scoped_refptr<storage::FileSystemContext> file_system_context_; |
99 scoped_refptr<base::MessageLoopProxy> file_thread_proxy_; | 99 scoped_refptr<base::MessageLoopProxy> file_thread_proxy_; |
100 std::vector<int64> item_length_list_; | 100 std::vector<int64> item_length_list_; |
101 int64 total_size_; | 101 int64 total_size_; |
102 int64 remaining_bytes_; | 102 int64 remaining_bytes_; |
103 int pending_get_file_info_count_; | 103 int pending_get_file_info_count_; |
104 IndexToReaderMap index_to_reader_; | 104 IndexToReaderMap index_to_reader_; |
105 size_t current_item_index_; | 105 size_t current_item_index_; |
(...skipping 11 matching lines...) Expand all Loading... |
117 scoped_ptr<net::HttpResponseInfo> response_info_; | 117 scoped_ptr<net::HttpResponseInfo> response_info_; |
118 | 118 |
119 base::WeakPtrFactory<BlobURLRequestJob> weak_factory_; | 119 base::WeakPtrFactory<BlobURLRequestJob> weak_factory_; |
120 | 120 |
121 DISALLOW_COPY_AND_ASSIGN(BlobURLRequestJob); | 121 DISALLOW_COPY_AND_ASSIGN(BlobURLRequestJob); |
122 }; | 122 }; |
123 | 123 |
124 } // namespace storage | 124 } // namespace storage |
125 | 125 |
126 #endif // STORAGE_BROWSER_BLOB_BLOB_URL_REQUEST_JOB_H_ | 126 #endif // STORAGE_BROWSER_BLOB_BLOB_URL_REQUEST_JOB_H_ |
OLD | NEW |