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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 // Read the file in blocks of size 64k. | 7 // Read the file in blocks of size 64k. |
8 const int _BLOCK_SIZE = 64 * 1024; | 8 const int _BLOCK_SIZE = 64 * 1024; |
9 | 9 |
10 | 10 |
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197 return _openFuture.then((openedFile) => openedFile.close()); | 197 return _openFuture.then((openedFile) => openedFile.close()); |
198 } | 198 } |
199 } | 199 } |
200 | 200 |
201 | 201 |
202 const int _EXISTS_REQUEST = 0; | 202 const int _EXISTS_REQUEST = 0; |
203 const int _CREATE_REQUEST = 1; | 203 const int _CREATE_REQUEST = 1; |
204 const int _DELETE_REQUEST = 2; | 204 const int _DELETE_REQUEST = 2; |
205 const int _RENAME_REQUEST = 3; | 205 const int _RENAME_REQUEST = 3; |
206 const int _OPEN_REQUEST = 4; | 206 const int _OPEN_REQUEST = 4; |
207 const int _FULL_PATH_REQUEST = 5; | 207 const int _RESOLVE_SYMBOLIC_LINKS_REQUEST = 5; |
208 const int _CLOSE_REQUEST = 6; | 208 const int _CLOSE_REQUEST = 6; |
209 const int _POSITION_REQUEST = 7; | 209 const int _POSITION_REQUEST = 7; |
210 const int _SET_POSITION_REQUEST = 8; | 210 const int _SET_POSITION_REQUEST = 8; |
211 const int _TRUNCATE_REQUEST = 9; | 211 const int _TRUNCATE_REQUEST = 9; |
212 const int _LENGTH_REQUEST = 10; | 212 const int _LENGTH_REQUEST = 10; |
213 const int _LENGTH_FROM_PATH_REQUEST = 11; | 213 const int _LENGTH_FROM_PATH_REQUEST = 11; |
214 const int _LAST_MODIFIED_REQUEST = 12; | 214 const int _LAST_MODIFIED_REQUEST = 12; |
215 const int _FLUSH_REQUEST = 13; | 215 const int _FLUSH_REQUEST = 13; |
216 const int _READ_BYTE_REQUEST = 14; | 216 const int _READ_BYTE_REQUEST = 14; |
217 const int _WRITE_BYTE_REQUEST = 15; | 217 const int _WRITE_BYTE_REQUEST = 15; |
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437 external static int _openStdio(int fd); | 437 external static int _openStdio(int fd); |
438 | 438 |
439 static RandomAccessFile _openStdioSync(int fd) { | 439 static RandomAccessFile _openStdioSync(int fd) { |
440 var id = _openStdio(fd); | 440 var id = _openStdio(fd); |
441 if (id == 0) { | 441 if (id == 0) { |
442 throw new FileException("Cannot open stdio file for: $fd"); | 442 throw new FileException("Cannot open stdio file for: $fd"); |
443 } | 443 } |
444 return new _RandomAccessFile(id, ""); | 444 return new _RandomAccessFile(id, ""); |
445 } | 445 } |
446 | 446 |
447 Future<String> fullPath() { | 447 Future<String> fullPath() => resolveSymbolicLinks(); |
448 _ensureFileService(); | |
449 List request = new List(2); | |
450 request[0] = _FULL_PATH_REQUEST; | |
451 request[1] = path; | |
452 return _fileService.call(request).then((response) { | |
453 if (_isErrorResponse(response)) { | |
454 throw _exceptionFromResponse(response, | |
455 "Cannot retrieve full path", | |
456 path); | |
457 } | |
458 return response; | |
459 }); | |
460 } | |
461 | 448 |
462 external static _fullPath(String path); | 449 String fullPathSync() => resolveSymbolicLinksSync(); |
463 | |
464 String fullPathSync() { | |
465 var result = _fullPath(path); | |
466 throwIfError(result, "Cannot retrieve full path", path); | |
467 return result; | |
468 } | |
469 | 450 |
470 Stream<List<int>> openRead([int start, int end]) { | 451 Stream<List<int>> openRead([int start, int end]) { |
471 return new _FileStream(path, start, end); | 452 return new _FileStream(path, start, end); |
472 } | 453 } |
473 | 454 |
474 IOSink openWrite({FileMode mode: FileMode.WRITE, | 455 IOSink openWrite({FileMode mode: FileMode.WRITE, |
475 Encoding encoding: UTF8}) { | 456 Encoding encoding: UTF8}) { |
476 if (mode != FileMode.WRITE && | 457 if (mode != FileMode.WRITE && |
477 mode != FileMode.APPEND) { | 458 mode != FileMode.APPEND) { |
478 throw new ArgumentError( | 459 throw new ArgumentError( |
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997 void _checkNotClosed() { | 978 void _checkNotClosed() { |
998 if (closed) { | 979 if (closed) { |
999 throw new FileException("File closed", path); | 980 throw new FileException("File closed", path); |
1000 } | 981 } |
1001 } | 982 } |
1002 | 983 |
1003 Future _closedException() { | 984 Future _closedException() { |
1004 return new Future.error(new FileException("File closed", path)); | 985 return new Future.error(new FileException("File closed", path)); |
1005 } | 986 } |
1006 } | 987 } |
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