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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #ifndef WEBKIT_FILEAPI_LOCAL_FILE_SYSTEM_FILE_UTIL_H_ | |
| 6 #define WEBKIT_FILEAPI_LOCAL_FILE_SYSTEM_FILE_UTIL_H_ | |
| 7 | |
| 8 #include <vector> | |
| 9 | |
| 10 #include "base/callback.h" | |
| 11 #include "base/file_path.h" | |
| 12 #include "base/file_util.h" | |
| 13 #include "base/file_util_proxy.h" | |
| 14 #include "base/logging.h" | |
| 15 #include "base/memory/scoped_ptr.h" | |
| 16 #include "base/platform_file.h" | |
| 17 #include "webkit/fileapi/file_system_file_util.h" | |
| 18 #include "webkit/fileapi/file_system_types.h" | |
| 19 | |
| 20 namespace base { | |
| 21 struct PlatformFileInfo; | |
| 22 class MessageLoopProxy; | |
| 23 class Time; | |
| 24 } | |
| 25 | |
| 26 class GURL; | |
| 27 | |
| 28 namespace fileapi { | |
| 29 | |
| 30 using base::PlatformFile; | |
| 31 using base::PlatformFileError; | |
| 32 | |
| 33 class FileSystemOperationContext; | |
| 34 | |
| 35 // An instance of this class is created and owned by *MountPointProvider. | |
| 36 class LocalFileSystemFileUtil : public FileSystemFileUtil { | |
| 37 public: | |
| 38 // |underlying_file_util| is owned by the instance. It will be deleted by | |
| 39 // the owner instance. For example, it can be instanciated as follows: | |
| 40 // FileSystemFileUtil* file_system_file_util = | |
| 41 // new LocalFileSystemFileUtil(new FileSystemFileUtil()); | |
| 42 explicit LocalFileSystemFileUtil(FileSystemFileUtil* underlying_file_util); | |
| 43 virtual ~LocalFileSystemFileUtil(); | |
| 44 | |
| 45 virtual PlatformFileError CreateOrOpen( | |
| 46 FileSystemOperationContext* context, | |
| 47 const FilePath& file_path, | |
| 48 int file_flags, | |
| 49 PlatformFile* file_handle, | |
| 50 bool* created); | |
| 51 | |
| 52 virtual PlatformFileError EnsureFileExists( | |
| 53 FileSystemOperationContext* context, | |
| 54 const FilePath& file_path, bool* created); | |
| 55 | |
| 56 virtual PlatformFileError GetLocalFilePath( | |
| 57 FileSystemOperationContext* context, | |
| 58 const FilePath& virtual_file, | |
| 59 FilePath* local_path); | |
| 60 | |
| 61 virtual PlatformFileError GetFileInfo( | |
| 62 FileSystemOperationContext* context, | |
| 63 const FilePath& file, | |
| 64 base::PlatformFileInfo* file_info, | |
| 65 FilePath* platform_file); | |
| 66 | |
| 67 virtual PlatformFileError ReadDirectory( | |
| 68 FileSystemOperationContext* context, | |
| 69 const FilePath& file_path, | |
| 70 std::vector<base::FileUtilProxy::Entry>* entries); | |
| 71 | |
| 72 virtual PlatformFileError CreateDirectory( | |
| 73 FileSystemOperationContext* context, | |
| 74 const FilePath& file_path, | |
| 75 bool exclusive, | |
| 76 bool recursive); | |
| 77 | |
| 78 virtual PlatformFileError CopyOrMoveFile( | |
| 79 FileSystemOperationContext* context, | |
| 80 const FilePath& src_file_path, | |
| 81 const FilePath& dest_file_path, | |
| 82 bool copy); | |
| 83 | |
| 84 virtual PlatformFileError CopyInForeignFile( | |
| 85 FileSystemOperationContext* context, | |
| 86 const FilePath& src_file_path, | |
| 87 const FilePath& dest_file_path); | |
| 88 | |
| 89 virtual PlatformFileError DeleteFile( | |
| 90 FileSystemOperationContext* context, | |
| 91 const FilePath& file_path); | |
| 92 | |
| 93 virtual PlatformFileError DeleteSingleDirectory( | |
| 94 FileSystemOperationContext* context, | |
| 95 const FilePath& file_path); | |
| 96 | |
| 97 virtual PlatformFileError Touch( | |
| 98 FileSystemOperationContext* context, | |
| 99 const FilePath& file_path, | |
| 100 const base::Time& last_access_time, | |
| 101 const base::Time& last_modified_time); | |
| 102 | |
| 103 virtual PlatformFileError Truncate( | |
| 104 FileSystemOperationContext* context, | |
| 105 const FilePath& path, | |
| 106 int64 length); | |
| 107 | |
| 108 virtual bool PathExists( | |
| 109 FileSystemOperationContext* context, | |
| 110 const FilePath& file_path); | |
| 111 | |
| 112 virtual bool DirectoryExists( | |
| 113 FileSystemOperationContext* context, | |
| 114 const FilePath& file_path); | |
| 115 | |
| 116 virtual bool IsDirectoryEmpty( | |
| 117 FileSystemOperationContext* context, | |
| 118 const FilePath& file_path); | |
| 119 | |
| 120 virtual AbstractFileEnumerator* CreateFileEnumerator( | |
| 121 FileSystemOperationContext* context, | |
| 122 const FilePath& root_path); | |
| 123 | |
| 124 private: | |
| 125 // Given the filesystem's root URL and a virtual path, produces a real, full | |
| 126 // local path. | |
| 127 FilePath GetLocalPath( | |
| 128 FileSystemOperationContext* context, | |
| 129 const GURL& origin_url, | |
| 130 FileSystemType type, | |
| 131 const FilePath& virtual_path); | |
| 132 | |
| 133 scoped_ptr<FileSystemFileUtil> underlying_file_util_; | |
| 134 | |
| 135 DISALLOW_COPY_AND_ASSIGN(LocalFileSystemFileUtil); | |
| 136 }; | |
| 137 | |
| 138 } // namespace fileapi | |
| 139 | |
| 140 #endif // WEBKIT_FILEAPI_LOCAL_FILE_SYSTEM_FILE_UTIL_H_ | |
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