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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 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 NET_URL_REQUEST_URL_FETCHER_RESPONSE_WRITER_H_ | 5 #ifndef NET_URL_REQUEST_URL_FETCHER_RESPONSE_WRITER_H_ |
6 #define NET_URL_REQUEST_URL_FETCHER_RESPONSE_WRITER_H_ | 6 #define NET_URL_REQUEST_URL_FETCHER_RESPONSE_WRITER_H_ |
7 | 7 |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/basictypes.h" | 10 #include "base/basictypes.h" |
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53 virtual URLFetcherStringWriter* AsStringWriter(); | 53 virtual URLFetcherStringWriter* AsStringWriter(); |
54 | 54 |
55 // Returns this instance's pointer as URLFetcherFileWriter when possible. | 55 // Returns this instance's pointer as URLFetcherFileWriter when possible. |
56 virtual URLFetcherFileWriter* AsFileWriter(); | 56 virtual URLFetcherFileWriter* AsFileWriter(); |
57 }; | 57 }; |
58 | 58 |
59 // URLFetcherResponseWriter implementation for std::string. | 59 // URLFetcherResponseWriter implementation for std::string. |
60 class NET_EXPORT URLFetcherStringWriter : public URLFetcherResponseWriter { | 60 class NET_EXPORT URLFetcherStringWriter : public URLFetcherResponseWriter { |
61 public: | 61 public: |
62 URLFetcherStringWriter(); | 62 URLFetcherStringWriter(); |
63 virtual ~URLFetcherStringWriter(); | 63 ~URLFetcherStringWriter() override; |
64 | 64 |
65 const std::string& data() const { return data_; } | 65 const std::string& data() const { return data_; } |
66 | 66 |
67 // URLFetcherResponseWriter overrides: | 67 // URLFetcherResponseWriter overrides: |
68 virtual int Initialize(const CompletionCallback& callback) override; | 68 int Initialize(const CompletionCallback& callback) override; |
69 virtual int Write(IOBuffer* buffer, | 69 int Write(IOBuffer* buffer, |
70 int num_bytes, | 70 int num_bytes, |
71 const CompletionCallback& callback) override; | 71 const CompletionCallback& callback) override; |
72 virtual int Finish(const CompletionCallback& callback) override; | 72 int Finish(const CompletionCallback& callback) override; |
73 virtual URLFetcherStringWriter* AsStringWriter() override; | 73 URLFetcherStringWriter* AsStringWriter() override; |
74 | 74 |
75 private: | 75 private: |
76 std::string data_; | 76 std::string data_; |
77 | 77 |
78 DISALLOW_COPY_AND_ASSIGN(URLFetcherStringWriter); | 78 DISALLOW_COPY_AND_ASSIGN(URLFetcherStringWriter); |
79 }; | 79 }; |
80 | 80 |
81 // URLFetcherResponseWriter implementation for files. | 81 // URLFetcherResponseWriter implementation for files. |
82 class NET_EXPORT URLFetcherFileWriter : public URLFetcherResponseWriter { | 82 class NET_EXPORT URLFetcherFileWriter : public URLFetcherResponseWriter { |
83 public: | 83 public: |
84 // |file_path| is used as the destination path. If |file_path| is empty, | 84 // |file_path| is used as the destination path. If |file_path| is empty, |
85 // Initialize() will create a temporary file. | 85 // Initialize() will create a temporary file. |
86 URLFetcherFileWriter( | 86 URLFetcherFileWriter( |
87 scoped_refptr<base::SequencedTaskRunner> file_task_runner, | 87 scoped_refptr<base::SequencedTaskRunner> file_task_runner, |
88 const base::FilePath& file_path); | 88 const base::FilePath& file_path); |
89 virtual ~URLFetcherFileWriter(); | 89 ~URLFetcherFileWriter() override; |
90 | 90 |
91 const base::FilePath& file_path() const { return file_path_; } | 91 const base::FilePath& file_path() const { return file_path_; } |
92 | 92 |
93 // URLFetcherResponseWriter overrides: | 93 // URLFetcherResponseWriter overrides: |
94 virtual int Initialize(const CompletionCallback& callback) override; | 94 int Initialize(const CompletionCallback& callback) override; |
95 virtual int Write(IOBuffer* buffer, | 95 int Write(IOBuffer* buffer, |
96 int num_bytes, | 96 int num_bytes, |
97 const CompletionCallback& callback) override; | 97 const CompletionCallback& callback) override; |
98 virtual int Finish(const CompletionCallback& callback) override; | 98 int Finish(const CompletionCallback& callback) override; |
99 virtual URLFetcherFileWriter* AsFileWriter() override; | 99 URLFetcherFileWriter* AsFileWriter() override; |
100 | 100 |
101 // Drops ownership of the file at |file_path_|. | 101 // Drops ownership of the file at |file_path_|. |
102 // This class will not delete it or write to it again. | 102 // This class will not delete it or write to it again. |
103 void DisownFile(); | 103 void DisownFile(); |
104 | 104 |
105 private: | 105 private: |
106 // Called when a write has been done. | 106 // Called when a write has been done. |
107 void DidWrite(const CompletionCallback& callback, int result); | 107 void DidWrite(const CompletionCallback& callback, int result); |
108 | 108 |
109 // Closes the file if it is open and then delete it. | 109 // Closes the file if it is open and then delete it. |
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135 | 135 |
136 // Callbacks are created for use with base::FileUtilProxy. | 136 // Callbacks are created for use with base::FileUtilProxy. |
137 base::WeakPtrFactory<URLFetcherFileWriter> weak_factory_; | 137 base::WeakPtrFactory<URLFetcherFileWriter> weak_factory_; |
138 | 138 |
139 DISALLOW_COPY_AND_ASSIGN(URLFetcherFileWriter); | 139 DISALLOW_COPY_AND_ASSIGN(URLFetcherFileWriter); |
140 }; | 140 }; |
141 | 141 |
142 } // namespace net | 142 } // namespace net |
143 | 143 |
144 #endif // NET_URL_REQUEST_URL_FETCHER_RESPONSE_WRITER_H_ | 144 #endif // NET_URL_REQUEST_URL_FETCHER_RESPONSE_WRITER_H_ |
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