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Side by Side Diff: webkit/browser/fileapi/file_stream_writer.h

Issue 492873002: Collapse fileapi, webkit_blob, webkit_database, quota, and webkit_common namespaces into single sto… (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: fix chromeos build Created 6 years, 4 months ago
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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 WEBKIT_BROWSER_FILEAPI_FILE_STREAM_WRITER_H_ 5 #ifndef WEBKIT_BROWSER_FILEAPI_FILE_STREAM_WRITER_H_
6 #define WEBKIT_BROWSER_FILEAPI_FILE_STREAM_WRITER_H_ 6 #define WEBKIT_BROWSER_FILEAPI_FILE_STREAM_WRITER_H_
7 7
8 #include "base/basictypes.h" 8 #include "base/basictypes.h"
9 #include "net/base/completion_callback.h" 9 #include "net/base/completion_callback.h"
10 #include "webkit/browser/webkit_storage_browser_export.h" 10 #include "webkit/browser/webkit_storage_browser_export.h"
11 11
12 namespace base { 12 namespace base {
13 class FilePath; 13 class FilePath;
14 class TaskRunner; 14 class TaskRunner;
15 } 15 }
16 16
17 namespace net { 17 namespace net {
18 class IOBuffer; 18 class IOBuffer;
19 } 19 }
20 20
21 namespace fileapi { 21 namespace storage {
22 22
23 // A generic interface for writing to a file-like object. 23 // A generic interface for writing to a file-like object.
24 class FileStreamWriter { 24 class FileStreamWriter {
25 public: 25 public:
26 enum OpenOrCreate { OPEN_EXISTING_FILE, CREATE_NEW_FILE }; 26 enum OpenOrCreate { OPEN_EXISTING_FILE, CREATE_NEW_FILE };
27 27
28 // Creates a writer for the existing file in the path |file_path| starting 28 // Creates a writer for the existing file in the path |file_path| starting
29 // from |initial_offset|. Uses |task_runner| for async file operations. 29 // from |initial_offset|. Uses |task_runner| for async file operations.
30 WEBKIT_STORAGE_BROWSER_EXPORT static FileStreamWriter* CreateForLocalFile( 30 WEBKIT_STORAGE_BROWSER_EXPORT static FileStreamWriter* CreateForLocalFile(
31 base::TaskRunner* task_runner, 31 base::TaskRunner* task_runner,
(...skipping 43 matching lines...) Expand 10 before | Expand all | Expand 10 after
75 // 75 //
76 // If the flush finished synchronously, it return net::OK. If the flush could 76 // If the flush finished synchronously, it return net::OK. If the flush could
77 // not be performed, it returns an error code. Otherwise, net::ERR_IO_PENDING 77 // not be performed, it returns an error code. Otherwise, net::ERR_IO_PENDING
78 // is returned, and the callback will be run on the thread where Flush() was 78 // is returned, and the callback will be run on the thread where Flush() was
79 // called when the flush has completed. 79 // called when the flush has completed.
80 // 80 //
81 // It is invalid to call Flush while there is an in-flight async operation. 81 // It is invalid to call Flush while there is an in-flight async operation.
82 virtual int Flush(const net::CompletionCallback& callback) = 0; 82 virtual int Flush(const net::CompletionCallback& callback) = 0;
83 }; 83 };
84 84
85 } // namespace fileapi 85 } // namespace storage
86 86
87 #endif // WEBKIT_BROWSER_FILEAPI_FILE_STREAM_WRITER_H_ 87 #endif // WEBKIT_BROWSER_FILEAPI_FILE_STREAM_WRITER_H_
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