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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 part of dart.io; | 5 part of dart.io; |
6 | 6 |
7 class FileSystemEntityType { | 7 class FileSystemEntityType { |
8 static const FILE = const FileSystemEntityType._internal(0); | 8 static const FILE = const FileSystemEntityType._internal(0); |
9 static const DIRECTORY = const FileSystemEntityType._internal(1); | 9 static const DIRECTORY = const FileSystemEntityType._internal(1); |
10 static const LINK = const FileSystemEntityType._internal(2); | 10 static const LINK = const FileSystemEntityType._internal(2); |
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28 */ | 28 */ |
29 class FileStat { | 29 class FileStat { |
30 // These must agree with enum FileStat in file.h. | 30 // These must agree with enum FileStat in file.h. |
31 static const _TYPE = 0; | 31 static const _TYPE = 0; |
32 static const _CHANGED_TIME = 1; | 32 static const _CHANGED_TIME = 1; |
33 static const _MODIFIED_TIME = 2; | 33 static const _MODIFIED_TIME = 2; |
34 static const _ACCESSED_TIME = 3; | 34 static const _ACCESSED_TIME = 3; |
35 static const _MODE = 4; | 35 static const _MODE = 4; |
36 static const _SIZE = 5; | 36 static const _SIZE = 5; |
37 | 37 |
38 static const _notFound = const FileStat._internalNotFound(); | |
39 | |
38 /** | 40 /** |
39 * The time of the last change to the data or metadata of the file system | 41 * The time of the last change to the data or metadata of the file system |
40 * object. On Windows platforms, this is instead the file creation time. | 42 * object. On Windows platforms, this is instead the file creation time. |
41 */ | 43 */ |
42 final DateTime changed; | 44 final DateTime changed; |
43 /** | 45 /** |
44 * The time of the last change to the data of the file system | 46 * The time of the last change to the data of the file system |
45 * object. | 47 * object. |
46 */ | 48 */ |
47 final DateTime modified; | 49 final DateTime modified; |
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64 /** | 66 /** |
65 * The size of the file system object. | 67 * The size of the file system object. |
66 */ | 68 */ |
67 final int size; | 69 final int size; |
68 | 70 |
69 FileStat._internal(this.changed, | 71 FileStat._internal(this.changed, |
70 this.modified, | 72 this.modified, |
71 this.accessed, | 73 this.accessed, |
72 this.type, | 74 this.type, |
73 this.mode, | 75 this.mode, |
74 this.size); | 76 this.size); |
Anders Johnsen
2014/02/06 10:20:16
newline
Søren Gjesse
2014/02/06 11:27:27
Done.
| |
77 const FileStat._internalNotFound() : | |
78 changed = null, modified = null, accessed = null, | |
79 type = FileSystemEntityType.NOT_FOUND, mode = 0, size = -1; | |
75 | 80 |
76 external static List<int> _statSync(String path); | 81 external static List<int> _statSync(String path); |
77 | 82 |
78 | 83 |
79 /** | 84 /** |
80 * Calls the operating system's stat() function on [path]. | 85 * Calls the operating system's stat() function on [path]. |
81 * Returns a [FileStat] object containing the data returned by stat(). | 86 * Returns a [FileStat] object containing the data returned by stat(). |
82 * If the call fails, returns a [FileStat] object with .type set to | 87 * If the call fails, returns a [FileStat] object with .type set to |
83 * FileSystemEntityType.NOT_FOUND and the other fields invalid. | 88 * FileSystemEntityType.NOT_FOUND and the other fields invalid. |
84 */ | 89 */ |
85 static FileStat statSync(String path) { | 90 static FileStat statSync(String path) { |
86 // Trailing path is not supported on Windows. | 91 // Trailing path is not supported on Windows. |
87 if (Platform.isWindows) { | 92 if (Platform.isWindows) { |
88 path = FileSystemEntity._trimTrailingPathSeparators(path); | 93 path = FileSystemEntity._trimTrailingPathSeparators(path); |
89 } | 94 } |
90 var data = _statSync(path); | 95 var data = _statSync(path); |
91 if (data is OSError) throw data; | 96 if (data is OSError) return FileStat._notFound; |
92 return new FileStat._internal( | 97 return new FileStat._internal( |
93 new DateTime.fromMillisecondsSinceEpoch(data[_CHANGED_TIME] * 1000), | 98 new DateTime.fromMillisecondsSinceEpoch(data[_CHANGED_TIME] * 1000), |
94 new DateTime.fromMillisecondsSinceEpoch(data[_MODIFIED_TIME] * 1000), | 99 new DateTime.fromMillisecondsSinceEpoch(data[_MODIFIED_TIME] * 1000), |
95 new DateTime.fromMillisecondsSinceEpoch(data[_ACCESSED_TIME] * 1000), | 100 new DateTime.fromMillisecondsSinceEpoch(data[_ACCESSED_TIME] * 1000), |
96 FileSystemEntityType._lookup(data[_TYPE]), | 101 FileSystemEntityType._lookup(data[_TYPE]), |
97 data[_MODE], | 102 data[_MODE], |
98 data[_SIZE]); | 103 data[_SIZE]); |
99 } | 104 } |
100 | 105 |
101 /** | 106 /** |
102 * Asynchronously calls the operating system's stat() function on [path]. | 107 * Asynchronously calls the operating system's stat() function on [path]. |
103 * Returns a Future which completes with a [FileStat] object containing | 108 * Returns a Future which completes with a [FileStat] object containing |
104 * the data returned by stat(). | 109 * the data returned by stat(). |
105 * If the call fails, completes the future with a [FileStat] object with | 110 * If the call fails, completes the future with a [FileStat] object with |
106 * .type set to FileSystemEntityType.NOT_FOUND and the other fields invalid. | 111 * .type set to FileSystemEntityType.NOT_FOUND and the other fields invalid. |
107 */ | 112 */ |
108 static Future<FileStat> stat(String path) { | 113 static Future<FileStat> stat(String path) { |
109 // Trailing path is not supported on Windows. | 114 // Trailing path is not supported on Windows. |
110 if (Platform.isWindows) { | 115 if (Platform.isWindows) { |
111 path = FileSystemEntity._trimTrailingPathSeparators(path); | 116 path = FileSystemEntity._trimTrailingPathSeparators(path); |
112 } | 117 } |
113 return _IOService.dispatch(_FILE_STAT, [path]).then((response) { | 118 return _IOService.dispatch(_FILE_STAT, [path]).then((response) { |
114 if (_isErrorResponse(response)) { | 119 if (_isErrorResponse(response)) { |
115 throw _exceptionFromResponse(response, | 120 return FileStat._notFound; |
116 "Error getting stat", | |
117 path); | |
118 } | 121 } |
119 // Unwrap the real list from the "I'm not an error" wrapper. | 122 // Unwrap the real list from the "I'm not an error" wrapper. |
120 List data = response[1]; | 123 List data = response[1]; |
121 return new FileStat._internal( | 124 return new FileStat._internal( |
122 new DateTime.fromMillisecondsSinceEpoch(data[_CHANGED_TIME] * 1000), | 125 new DateTime.fromMillisecondsSinceEpoch(data[_CHANGED_TIME] * 1000), |
123 new DateTime.fromMillisecondsSinceEpoch(data[_MODIFIED_TIME] * 1000), | 126 new DateTime.fromMillisecondsSinceEpoch(data[_MODIFIED_TIME] * 1000), |
124 new DateTime.fromMillisecondsSinceEpoch(data[_ACCESSED_TIME] * 1000), | 127 new DateTime.fromMillisecondsSinceEpoch(data[_ACCESSED_TIME] * 1000), |
125 FileSystemEntityType._lookup(data[_TYPE]), | 128 FileSystemEntityType._lookup(data[_TYPE]), |
126 data[_MODE], | 129 data[_MODE], |
127 data[_SIZE]); | 130 data[_SIZE]); |
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764 return buffer.toString(); | 767 return buffer.toString(); |
765 } | 768 } |
766 } | 769 } |
767 | 770 |
768 | 771 |
769 class _FileSystemWatcher { | 772 class _FileSystemWatcher { |
770 external static Stream<FileSystemEvent> watch( | 773 external static Stream<FileSystemEvent> watch( |
771 String path, int events, bool recursive); | 774 String path, int events, bool recursive); |
772 external static bool get isSupported; | 775 external static bool get isSupported; |
773 } | 776 } |
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