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

Issue 318753007: Remove stale references to PlatformFile flags, errors or functions. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 6 years, 6 months ago
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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 WEBKIT_BROWSER_FILEAPI_RECURSIVE_OPERATION_DELEGATE_H_ 5 #ifndef WEBKIT_BROWSER_FILEAPI_RECURSIVE_OPERATION_DELEGATE_H_
6 #define WEBKIT_BROWSER_FILEAPI_RECURSIVE_OPERATION_DELEGATE_H_ 6 #define WEBKIT_BROWSER_FILEAPI_RECURSIVE_OPERATION_DELEGATE_H_
7 7
8 #include <queue> 8 #include <queue>
9 #include <stack> 9 #include <stack>
10 10
(...skipping 49 matching lines...) Expand 10 before | Expand all | Expand 10 after
60 void Cancel(); 60 void Cancel();
61 61
62 protected: 62 protected:
63 explicit RecursiveOperationDelegate(FileSystemContext* file_system_context); 63 explicit RecursiveOperationDelegate(FileSystemContext* file_system_context);
64 64
65 // Starts to process files/directories recursively from the given |root|. 65 // Starts to process files/directories recursively from the given |root|.
66 // This will call ProcessFile and ProcessDirectory on each file or directory. 66 // This will call ProcessFile and ProcessDirectory on each file or directory.
67 // 67 //
68 // First, this tries to call ProcessFile with |root| regardless whether it is 68 // First, this tries to call ProcessFile with |root| regardless whether it is
69 // actually a file or a directory. If it is a directory, ProcessFile should 69 // actually a file or a directory. If it is a directory, ProcessFile should
70 // return PLATFORM_FILE_NOT_A_FILE. 70 // return File::FILE_NOT_A_FILE.
71 // 71 //
72 // For each directory, the recursive operation works as follows: 72 // For each directory, the recursive operation works as follows:
73 // ProcessDirectory is called first for the directory. 73 // ProcessDirectory is called first for the directory.
74 // Then the directory contents are read (to obtain its sub directories and 74 // Then the directory contents are read (to obtain its sub directories and
75 // files in it). 75 // files in it).
76 // ProcessFile is called for found files. This may run in parallel. 76 // ProcessFile is called for found files. This may run in parallel.
77 // The same step is recursively applied to each subdirectory. 77 // The same step is recursively applied to each subdirectory.
78 // After all files and subdirectories in a directory are processed, 78 // After all files and subdirectories in a directory are processed,
79 // PostProcessDirectory is called for the directory. 79 // PostProcessDirectory is called for the directory.
80 // Here is an example; 80 // Here is an example;
81 // a_dir/ -+- b1_dir/ -+- c1_dir/ -+- d1_file 81 // a_dir/ -+- b1_dir/ -+- c1_dir/ -+- d1_file
82 // | | | 82 // | | |
83 // | +- c2_file +- d2_file 83 // | +- c2_file +- d2_file
84 // | 84 // |
85 // +- b2_dir/ --- e_dir/ 85 // +- b2_dir/ --- e_dir/
86 // | 86 // |
87 // +- b3_file 87 // +- b3_file
88 // | 88 // |
89 // +- b4_file 89 // +- b4_file
90 // Then traverse order is: 90 // Then traverse order is:
91 // ProcessFile(a_dir) (This should return PLATFORM_FILE_NOT_A_FILE). 91 // ProcessFile(a_dir) (This should return File::FILE_NOT_A_FILE).
92 // ProcessDirectory(a_dir). 92 // ProcessDirectory(a_dir).
93 // ProcessFile(b3_file), ProcessFile(b4_file). (in parallel). 93 // ProcessFile(b3_file), ProcessFile(b4_file). (in parallel).
94 // ProcessDirectory(b1_dir). 94 // ProcessDirectory(b1_dir).
95 // ProcessFile(c2_file) 95 // ProcessFile(c2_file)
96 // ProcessDirectory(c1_dir). 96 // ProcessDirectory(c1_dir).
97 // ProcessFile(d1_file), ProcessFile(d2_file). (in parallel). 97 // ProcessFile(d1_file), ProcessFile(d2_file). (in parallel).
98 // PostProcessDirectory(c1_dir) 98 // PostProcessDirectory(c1_dir)
99 // PostProcessDirectory(b1_dir). 99 // PostProcessDirectory(b1_dir).
100 // ProcessDirectory(b2_dir) 100 // ProcessDirectory(b2_dir)
101 // ProcessDirectory(e_dir) 101 // ProcessDirectory(e_dir)
102 // PostProcessDirectory(e_dir) 102 // PostProcessDirectory(e_dir)
103 // PostProcessDirectory(b2_dir) 103 // PostProcessDirectory(b2_dir)
104 // PostProcessDirectory(a_dir) 104 // PostProcessDirectory(a_dir)
105 // 105 //
106 // |callback| is fired with base::PLATFORM_FILE_OK when every file/directory 106 // |callback| is fired with base::File::FILE_OK when every file/directory
107 // under |root| is processed, or fired earlier when any suboperation fails. 107 // under |root| is processed, or fired earlier when any suboperation fails.
108 void StartRecursiveOperation(const FileSystemURL& root, 108 void StartRecursiveOperation(const FileSystemURL& root,
109 const StatusCallback& callback); 109 const StatusCallback& callback);
110 110
111 FileSystemContext* file_system_context() { return file_system_context_; } 111 FileSystemContext* file_system_context() { return file_system_context_; }
112 const FileSystemContext* file_system_context() const { 112 const FileSystemContext* file_system_context() const {
113 return file_system_context_; 113 return file_system_context_;
114 } 114 }
115 115
116 FileSystemOperationRunner* operation_runner(); 116 FileSystemOperationRunner* operation_runner();
(...skipping 26 matching lines...) Expand all
143 std::queue<FileSystemURL> pending_files_; 143 std::queue<FileSystemURL> pending_files_;
144 int inflight_operations_; 144 int inflight_operations_;
145 bool canceled_; 145 bool canceled_;
146 146
147 DISALLOW_COPY_AND_ASSIGN(RecursiveOperationDelegate); 147 DISALLOW_COPY_AND_ASSIGN(RecursiveOperationDelegate);
148 }; 148 };
149 149
150 } // namespace fileapi 150 } // namespace fileapi
151 151
152 #endif // WEBKIT_BROWSER_FILEAPI_RECURSIVE_OPERATION_DELEGATE_H_ 152 #endif // WEBKIT_BROWSER_FILEAPI_RECURSIVE_OPERATION_DELEGATE_H_
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