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Side by Side Diff: webkit/fileapi/file_system_directory_database.h

Issue 12163003: Add FilePath to base namespace. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 7 years, 10 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_FILEAPI_FILE_SYSTEM_DIRECTORY_DATABASE_H_ 5 #ifndef WEBKIT_FILEAPI_FILE_SYSTEM_DIRECTORY_DATABASE_H_
6 #define WEBKIT_FILEAPI_FILE_SYSTEM_DIRECTORY_DATABASE_H_ 6 #define WEBKIT_FILEAPI_FILE_SYSTEM_DIRECTORY_DATABASE_H_
7 7
8 #include <string> 8 #include <string>
9 #include <vector> 9 #include <vector>
10 10
(...skipping 29 matching lines...) Expand all
40 40
41 struct WEBKIT_STORAGE_EXPORT_PRIVATE FileInfo { 41 struct WEBKIT_STORAGE_EXPORT_PRIVATE FileInfo {
42 FileInfo(); 42 FileInfo();
43 ~FileInfo(); 43 ~FileInfo();
44 44
45 bool is_directory() const { 45 bool is_directory() const {
46 return data_path.empty(); 46 return data_path.empty();
47 } 47 }
48 48
49 FileId parent_id; 49 FileId parent_id;
50 FilePath data_path; 50 base::FilePath data_path;
51 FilePath::StringType name; 51 base::FilePath::StringType name;
52 // This modification time is valid only for directories, not files, as 52 // This modification time is valid only for directories, not files, as
53 // FileWriter will get the files out of sync. 53 // FileWriter will get the files out of sync.
54 // For files, look at the modification time of the underlying data_path. 54 // For files, look at the modification time of the underlying data_path.
55 base::Time modification_time; 55 base::Time modification_time;
56 }; 56 };
57 57
58 explicit FileSystemDirectoryDatabase( 58 explicit FileSystemDirectoryDatabase(
59 const FilePath& filesystem_data_directory); 59 const base::FilePath& filesystem_data_directory);
60 ~FileSystemDirectoryDatabase(); 60 ~FileSystemDirectoryDatabase();
61 61
62 bool GetChildWithName( 62 bool GetChildWithName(
63 FileId parent_id, const FilePath::StringType& name, FileId* child_id); 63 FileId parent_id, const base::FilePath::StringType& name, FileId* child_id );
64 bool GetFileWithPath(const FilePath& path, FileId* file_id); 64 bool GetFileWithPath(const base::FilePath& path, FileId* file_id);
65 // ListChildren will succeed, returning 0 children, if parent_id doesn't 65 // ListChildren will succeed, returning 0 children, if parent_id doesn't
66 // exist. 66 // exist.
67 bool ListChildren(FileId parent_id, std::vector<FileId>* children); 67 bool ListChildren(FileId parent_id, std::vector<FileId>* children);
68 bool GetFileInfo(FileId file_id, FileInfo* info); 68 bool GetFileInfo(FileId file_id, FileInfo* info);
69 bool AddFileInfo(const FileInfo& info, FileId* file_id); 69 bool AddFileInfo(const FileInfo& info, FileId* file_id);
70 bool RemoveFileInfo(FileId file_id); 70 bool RemoveFileInfo(FileId file_id);
71 // This does a full update of the FileInfo, and is what you'd use for moves 71 // This does a full update of the FileInfo, and is what you'd use for moves
72 // and renames. If you just want to update the modification_time, use 72 // and renames. If you just want to update the modification_time, use
73 // UpdateModificationTime. 73 // UpdateModificationTime.
74 bool UpdateFileInfo(FileId file_id, const FileInfo& info); 74 bool UpdateFileInfo(FileId file_id, const FileInfo& info);
75 bool UpdateModificationTime( 75 bool UpdateModificationTime(
76 FileId file_id, const base::Time& modification_time); 76 FileId file_id, const base::Time& modification_time);
77 // This is used for an overwriting move of a file [not a directory] on top of 77 // This is used for an overwriting move of a file [not a directory] on top of
78 // another file [also not a directory]; we need to alter two files' info in a 78 // another file [also not a directory]; we need to alter two files' info in a
79 // single transaction to avoid weird backing file references in the event of a 79 // single transaction to avoid weird backing file references in the event of a
80 // partial failure. 80 // partial failure.
81 bool OverwritingMoveFile(FileId src_file_id, FileId dest_file_id); 81 bool OverwritingMoveFile(FileId src_file_id, FileId dest_file_id);
82 82
83 // This produces the series 0, 1, 2..., starting at 0 when the underlying 83 // This produces the series 0, 1, 2..., starting at 0 when the underlying
84 // filesystem is first created, and maintaining state across 84 // filesystem is first created, and maintaining state across
85 // creation/destruction of FileSystemDirectoryDatabase objects. 85 // creation/destruction of FileSystemDirectoryDatabase objects.
86 bool GetNextInteger(int64* next); 86 bool GetNextInteger(int64* next);
87 87
88 // Returns true if the database looks consistent with local filesystem. 88 // Returns true if the database looks consistent with local filesystem.
89 bool IsFileSystemConsistent(); 89 bool IsFileSystemConsistent();
90 90
91 static bool DestroyDatabase(const FilePath& path); 91 static bool DestroyDatabase(const base::FilePath& path);
92 92
93 private: 93 private:
94 enum RecoveryOption { 94 enum RecoveryOption {
95 DELETE_ON_CORRUPTION, 95 DELETE_ON_CORRUPTION,
96 REPAIR_ON_CORRUPTION, 96 REPAIR_ON_CORRUPTION,
97 FAIL_ON_CORRUPTION, 97 FAIL_ON_CORRUPTION,
98 }; 98 };
99 99
100 friend class FileSystemDirectoryDatabaseTest; 100 friend class FileSystemDirectoryDatabaseTest;
101 101
102 bool Init(RecoveryOption recovery_option); 102 bool Init(RecoveryOption recovery_option);
103 bool RepairDatabase(const std::string& db_path); 103 bool RepairDatabase(const std::string& db_path);
104 void ReportInitStatus(const leveldb::Status& status); 104 void ReportInitStatus(const leveldb::Status& status);
105 bool StoreDefaultValues(); 105 bool StoreDefaultValues();
106 bool GetLastFileId(FileId* file_id); 106 bool GetLastFileId(FileId* file_id);
107 bool VerifyIsDirectory(FileId file_id); 107 bool VerifyIsDirectory(FileId file_id);
108 bool AddFileInfoHelper( 108 bool AddFileInfoHelper(
109 const FileInfo& info, FileId file_id, leveldb::WriteBatch* batch); 109 const FileInfo& info, FileId file_id, leveldb::WriteBatch* batch);
110 bool RemoveFileInfoHelper(FileId file_id, leveldb::WriteBatch* batch); 110 bool RemoveFileInfoHelper(FileId file_id, leveldb::WriteBatch* batch);
111 void HandleError(const tracked_objects::Location& from_here, 111 void HandleError(const tracked_objects::Location& from_here,
112 const leveldb::Status& status); 112 const leveldb::Status& status);
113 113
114 const FilePath filesystem_data_directory_; 114 const base::FilePath filesystem_data_directory_;
115 scoped_ptr<leveldb::DB> db_; 115 scoped_ptr<leveldb::DB> db_;
116 base::Time last_reported_time_; 116 base::Time last_reported_time_;
117 DISALLOW_COPY_AND_ASSIGN(FileSystemDirectoryDatabase); 117 DISALLOW_COPY_AND_ASSIGN(FileSystemDirectoryDatabase);
118 }; 118 };
119 119
120 } // namespace fileapi 120 } // namespace fileapi
121 121
122 #endif // WEBKIT_FILEAPI_FILE_SYSTEM_DIRECTORY_DATABASE_H_ 122 #endif // WEBKIT_FILEAPI_FILE_SYSTEM_DIRECTORY_DATABASE_H_
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