root / trunk / Pithos.Core / PithosMonitor.cs @ 759bd3c4
History | View | Annotate | Download (20.6 kB)
1 |
#region |
---|---|
2 |
/* ----------------------------------------------------------------------- |
3 |
* <copyright file="PithosMonitor.cs" company="GRNet"> |
4 |
* |
5 |
* Copyright 2011-2012 GRNET S.A. All rights reserved. |
6 |
* |
7 |
* Redistribution and use in source and binary forms, with or |
8 |
* without modification, are permitted provided that the following |
9 |
* conditions are met: |
10 |
* |
11 |
* 1. Redistributions of source code must retain the above |
12 |
* copyright notice, this list of conditions and the following |
13 |
* disclaimer. |
14 |
* |
15 |
* 2. Redistributions in binary form must reproduce the above |
16 |
* copyright notice, this list of conditions and the following |
17 |
* disclaimer in the documentation and/or other materials |
18 |
* provided with the distribution. |
19 |
* |
20 |
* |
21 |
* THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS |
22 |
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
23 |
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
24 |
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR |
25 |
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
26 |
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
27 |
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
28 |
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
29 |
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
30 |
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
31 |
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
32 |
* POSSIBILITY OF SUCH DAMAGE. |
33 |
* |
34 |
* The views and conclusions contained in the software and |
35 |
* documentation are those of the authors and should not be |
36 |
* interpreted as representing official policies, either expressed |
37 |
* or implied, of GRNET S.A. |
38 |
* </copyright> |
39 |
* ----------------------------------------------------------------------- |
40 |
*/ |
41 |
#endregion |
42 |
using System; |
43 |
using System.Collections.Concurrent; |
44 |
using System.Collections.Generic; |
45 |
using System.ComponentModel.Composition; |
46 |
using System.Diagnostics; |
47 |
using System.Diagnostics.Contracts; |
48 |
using System.IO; |
49 |
using System.Linq; |
50 |
using System.Net; |
51 |
using System.Net.NetworkInformation; |
52 |
using System.Security.Cryptography; |
53 |
using System.ServiceModel.Description; |
54 |
using System.Text; |
55 |
using System.Threading; |
56 |
using System.Threading.Tasks; |
57 |
using Castle.ActiveRecord.Queries; |
58 |
using Microsoft.WindowsAPICodePack.Net; |
59 |
using Pithos.Core.Agents; |
60 |
using Pithos.Interfaces; |
61 |
using System.ServiceModel; |
62 |
using Pithos.Network; |
63 |
using log4net; |
64 |
|
65 |
namespace Pithos.Core |
66 |
{ |
67 |
[Export(typeof(PithosMonitor))] |
68 |
public class PithosMonitor:IDisposable |
69 |
{ |
70 |
private int _blockSize; |
71 |
private string _blockHash; |
72 |
|
73 |
[Import] |
74 |
public IPithosSettings Settings{get;set;} |
75 |
|
76 |
private IStatusKeeper _statusKeeper; |
77 |
|
78 |
[Import] |
79 |
public IStatusKeeper StatusKeeper |
80 |
{ |
81 |
get { return _statusKeeper; } |
82 |
set |
83 |
{ |
84 |
_statusKeeper = value; |
85 |
FileAgent.StatusKeeper = value; |
86 |
} |
87 |
} |
88 |
|
89 |
|
90 |
private IPithosWorkflow _workflow; |
91 |
|
92 |
[Import] |
93 |
public IPithosWorkflow Workflow |
94 |
{ |
95 |
get { return _workflow; } |
96 |
set |
97 |
{ |
98 |
_workflow = value; |
99 |
FileAgent.Workflow = value; |
100 |
} |
101 |
} |
102 |
|
103 |
public ICloudClient CloudClient { get; set; } |
104 |
|
105 |
public IStatusNotification StatusNotification { get; set; } |
106 |
|
107 |
//[Import] |
108 |
public FileAgent FileAgent { get; private set; } |
109 |
|
110 |
private WorkflowAgent _workflowAgent; |
111 |
|
112 |
[Import] |
113 |
public WorkflowAgent WorkflowAgent |
114 |
{ |
115 |
get { return _workflowAgent; } |
116 |
set |
117 |
{ |
118 |
_workflowAgent = value; |
119 |
FileAgent.WorkflowAgent = value; |
120 |
} |
121 |
} |
122 |
|
123 |
[Import] |
124 |
public NetworkAgent NetworkAgent { get; set; } |
125 |
[Import] |
126 |
public PollAgent PollAgent { get; set; } |
127 |
|
128 |
public string UserName { get; set; } |
129 |
private string _apiKey; |
130 |
public string ApiKey |
131 |
{ |
132 |
get { return _apiKey; } |
133 |
set |
134 |
{ |
135 |
_apiKey = value; |
136 |
if (_accountInfo != null) |
137 |
_accountInfo.Token = value; |
138 |
} |
139 |
} |
140 |
|
141 |
private AccountInfo _accountInfo; |
142 |
|
143 |
|
144 |
|
145 |
|
146 |
private static readonly ILog Log = LogManager.GetLogger(typeof(PithosMonitor)); |
147 |
|
148 |
|
149 |
public bool Pause |
150 |
{ |
151 |
get { return FileAgent.Pause; } |
152 |
set |
153 |
{ |
154 |
FileAgent.Pause = value; |
155 |
if (value) |
156 |
{ |
157 |
StatusKeeper.SetPithosStatus(PithosStatus.SyncPaused); |
158 |
StatusNotification.NotifyChange("Paused"); |
159 |
} |
160 |
else |
161 |
{ |
162 |
StatusKeeper.SetPithosStatus(PithosStatus.InSynch); |
163 |
StatusNotification.NotifyChange("Synchronizing"); |
164 |
} |
165 |
} |
166 |
} |
167 |
|
168 |
private string _rootPath; |
169 |
public string RootPath |
170 |
{ |
171 |
get { return _rootPath; } |
172 |
set |
173 |
{ |
174 |
_rootPath = String.IsNullOrWhiteSpace(value) |
175 |
? String.Empty |
176 |
: value.ToLower(); |
177 |
} |
178 |
} |
179 |
|
180 |
|
181 |
CancellationTokenSource _cancellationSource; |
182 |
|
183 |
public PithosMonitor() |
184 |
{ |
185 |
FileAgent = new FileAgent(); |
186 |
|
187 |
} |
188 |
private bool _started; |
189 |
|
190 |
public void Start() |
191 |
{ |
192 |
if (String.IsNullOrWhiteSpace(ApiKey)) |
193 |
throw new InvalidOperationException("The ApiKey is empty"); |
194 |
if (String.IsNullOrWhiteSpace(UserName)) |
195 |
throw new InvalidOperationException("The UserName is empty"); |
196 |
if (String.IsNullOrWhiteSpace(AuthenticationUrl)) |
197 |
throw new InvalidOperationException("The Authentication url is empty"); |
198 |
Contract.EndContractBlock(); |
199 |
|
200 |
//If the account doesn't have a valid path, don't start monitoring but don't throw either |
201 |
if (String.IsNullOrWhiteSpace(RootPath)) |
202 |
//TODO; Warn user? |
203 |
return; |
204 |
|
205 |
WorkflowAgent.StatusNotification = StatusNotification; |
206 |
|
207 |
StatusNotification.NotifyChange("Starting"); |
208 |
if (_started) |
209 |
{ |
210 |
if (!_cancellationSource.IsCancellationRequested) |
211 |
return; |
212 |
} |
213 |
_cancellationSource = new CancellationTokenSource(); |
214 |
|
215 |
|
216 |
CloudClient=new CloudFilesClient(UserName,ApiKey); |
217 |
CloudClient.UsePithos = true; |
218 |
CloudClient.AuthenticationUrl = this.AuthenticationUrl; |
219 |
|
220 |
_accountInfo = CloudClient.Authenticate(); |
221 |
_accountInfo.SiteUri = AuthenticationUrl; |
222 |
_accountInfo.AccountPath = RootPath; |
223 |
|
224 |
|
225 |
var pithosFolder = Path.Combine(RootPath, FolderConstants.PithosContainer); |
226 |
if (!Directory.Exists(pithosFolder)) |
227 |
Directory.CreateDirectory(pithosFolder); |
228 |
//Create the cache folder and ensure it is hidden |
229 |
CreateHiddenFolder(RootPath, FolderConstants.CacheFolder); |
230 |
|
231 |
var policy=CloudClient.GetAccountPolicies(_accountInfo); |
232 |
|
233 |
StatusNotification.NotifyAccount(policy); |
234 |
EnsurePithosContainers(); |
235 |
|
236 |
StatusKeeper.BlockHash = _blockHash; |
237 |
StatusKeeper.BlockSize = _blockSize; |
238 |
|
239 |
StatusKeeper.StartProcessing(_cancellationSource.Token); |
240 |
IndexLocalFiles(); |
241 |
//Extract the URIs from the string collection |
242 |
var settings = Settings.Accounts.First(s => s.AccountName == _accountInfo.UserName); |
243 |
var selectiveUrls=new string[settings.SelectiveFolders.Count]; |
244 |
settings.SelectiveFolders.CopyTo(selectiveUrls,0); |
245 |
|
246 |
SetSelectivePaths(selectiveUrls,null,null); |
247 |
|
248 |
StartWatcherAgent(); |
249 |
|
250 |
StartNetworkAgent(); |
251 |
|
252 |
WorkflowAgent.RestartInterruptedFiles(_accountInfo); |
253 |
_started = true; |
254 |
} |
255 |
|
256 |
private void EnsurePithosContainers() |
257 |
{ |
258 |
|
259 |
//Create the two default containers if they are missing |
260 |
var pithosContainers = new List<string>{ FolderConstants.TrashContainer,FolderConstants.PithosContainer}; |
261 |
foreach (var container in pithosContainers) |
262 |
{ |
263 |
var info=CloudClient.GetContainerInfo(this.UserName, container); |
264 |
if (info == ContainerInfo.Empty) |
265 |
{ |
266 |
CloudClient.CreateContainer(this.UserName, container); |
267 |
info = CloudClient.GetContainerInfo(this.UserName, container); |
268 |
} |
269 |
_blockSize = info.BlockSize; |
270 |
_blockHash = info.BlockHash; |
271 |
_accountInfo.BlockSize = _blockSize; |
272 |
_accountInfo.BlockHash = _blockHash; |
273 |
} |
274 |
} |
275 |
|
276 |
public string AuthenticationUrl { get; set; } |
277 |
|
278 |
private void IndexLocalFiles() |
279 |
{ |
280 |
StatusNotification.NotifyChange("Indexing Local Files",TraceLevel.Info); |
281 |
using (log4net.ThreadContext.Stacks["Monitor"].Push("Indexing local files")) |
282 |
{ |
283 |
Log.Info("START"); |
284 |
try |
285 |
{ |
286 |
var cachePath = Path.Combine(RootPath, FolderConstants.CacheFolder); |
287 |
var directory = new DirectoryInfo(RootPath); |
288 |
var files = |
289 |
from file in directory.EnumerateFiles("*", SearchOption.AllDirectories) |
290 |
where !file.FullName.StartsWith(cachePath, StringComparison.InvariantCultureIgnoreCase) && |
291 |
!file.Extension.Equals("ignore", StringComparison.InvariantCultureIgnoreCase) |
292 |
select file; |
293 |
StatusKeeper.ProcessExistingFiles(files); |
294 |
|
295 |
} |
296 |
catch (Exception exc) |
297 |
{ |
298 |
Log.Error("[ERROR]", exc); |
299 |
} |
300 |
finally |
301 |
{ |
302 |
Log.Info("[END]"); |
303 |
} |
304 |
} |
305 |
} |
306 |
|
307 |
|
308 |
|
309 |
|
310 |
|
311 |
/* private void StartWorkflowAgent() |
312 |
{ |
313 |
WorkflowAgent.StatusNotification = StatusNotification; |
314 |
|
315 |
/* //On Vista and up we can check for a network connection |
316 |
bool connected=Environment.OSVersion.Version.Major < 6 || NetworkListManager.IsConnectedToInternet; |
317 |
//If we are not connected retry later |
318 |
if (!connected) |
319 |
{ |
320 |
Task.Factory.StartNewDelayed(10000, StartWorkflowAgent); |
321 |
return; |
322 |
}#1# |
323 |
|
324 |
try |
325 |
{ |
326 |
WorkflowAgent.Start(); |
327 |
} |
328 |
catch (Exception) |
329 |
{ |
330 |
//Faild to authenticate due to network or account error |
331 |
//Retry after a while |
332 |
Task.Factory.StartNewDelayed(10000, StartWorkflowAgent); |
333 |
} |
334 |
}*/ |
335 |
|
336 |
internal class LocalFileComparer:EqualityComparer<CloudAction> |
337 |
{ |
338 |
public override bool Equals(CloudAction x, CloudAction y) |
339 |
{ |
340 |
if (x.Action != y.Action) |
341 |
return false; |
342 |
if (x.LocalFile != null && y.LocalFile != null && !x.LocalFile.FullName.Equals(y.LocalFile.FullName)) |
343 |
return false; |
344 |
if (x.CloudFile != null && y.CloudFile != null ) |
345 |
{ |
346 |
if (x.CloudFile.Hash == null & y.CloudFile.Hash != null) |
347 |
return false; |
348 |
if (x.CloudFile.Hash != null & y.CloudFile.Hash == null) |
349 |
return false; |
350 |
if (x.CloudFile.Hash == null & y.CloudFile.Hash == null) |
351 |
return (x.CloudFile.Name == y.CloudFile.Name); |
352 |
if (!x.CloudFile.Hash.Equals(y.CloudFile.Hash)) |
353 |
return false; |
354 |
} |
355 |
if (x.CloudFile == null ^ y.CloudFile == null || |
356 |
x.LocalFile == null ^ y.LocalFile == null) |
357 |
return false; |
358 |
return true; |
359 |
} |
360 |
|
361 |
public override int GetHashCode(CloudAction obj) |
362 |
{ |
363 |
var hash1 = (obj.LocalFile == null) ? int.MaxValue : obj.LocalFile.FullName.GetHashCode(); |
364 |
var hash2 = (obj.CloudFile == null) ? int.MaxValue : (obj.CloudFile.Hash ?? obj.CloudFile.Name??"").GetHashCode(); |
365 |
var hash3 = obj.Action.GetHashCode(); |
366 |
return hash1 ^ hash2 & hash3; |
367 |
} |
368 |
} |
369 |
|
370 |
private Timer timer; |
371 |
|
372 |
private void StartNetworkAgent() |
373 |
{ |
374 |
|
375 |
NetworkAgent.AddAccount(_accountInfo); |
376 |
|
377 |
NetworkAgent.StatusNotification = StatusNotification; |
378 |
|
379 |
NetworkAgent.Start(); |
380 |
|
381 |
PollAgent.StatusNotification = StatusNotification; |
382 |
|
383 |
PollAgent.PollRemoteFiles(); |
384 |
} |
385 |
|
386 |
//Make sure a hidden cache folder exists to store partial downloads |
387 |
private static string CreateHiddenFolder(string rootPath, string folderName) |
388 |
{ |
389 |
if (String.IsNullOrWhiteSpace(rootPath)) |
390 |
throw new ArgumentNullException("rootPath"); |
391 |
if (!Path.IsPathRooted(rootPath)) |
392 |
throw new ArgumentException("rootPath"); |
393 |
if (String.IsNullOrWhiteSpace(folderName)) |
394 |
throw new ArgumentNullException("folderName"); |
395 |
Contract.EndContractBlock(); |
396 |
|
397 |
var folder = Path.Combine(rootPath, folderName); |
398 |
if (!Directory.Exists(folder)) |
399 |
{ |
400 |
var info = Directory.CreateDirectory(folder); |
401 |
info.Attributes |= FileAttributes.Hidden; |
402 |
|
403 |
Log.InfoFormat("Created cache Folder: {0}", folder); |
404 |
} |
405 |
else |
406 |
{ |
407 |
var info = new DirectoryInfo(folder); |
408 |
if ((info.Attributes & FileAttributes.Hidden) == 0) |
409 |
{ |
410 |
info.Attributes |= FileAttributes.Hidden; |
411 |
Log.InfoFormat("Reset cache folder to hidden: {0}", folder); |
412 |
} |
413 |
} |
414 |
return folder; |
415 |
} |
416 |
|
417 |
|
418 |
|
419 |
|
420 |
private void StartWatcherAgent() |
421 |
{ |
422 |
AgentLocator<FileAgent>.Register(FileAgent,RootPath); |
423 |
|
424 |
FileAgent.StatusKeeper = StatusKeeper; |
425 |
FileAgent.Workflow = Workflow; |
426 |
FileAgent.CachePath = Path.Combine(RootPath, FolderConstants.CacheFolder); |
427 |
FileAgent.Start(_accountInfo, RootPath); |
428 |
} |
429 |
|
430 |
public void Stop() |
431 |
{ |
432 |
AgentLocator<FileAgent>.Remove(RootPath); |
433 |
|
434 |
if (FileAgent!=null) |
435 |
FileAgent.Stop(); |
436 |
FileAgent = null; |
437 |
if (timer != null) |
438 |
timer.Dispose(); |
439 |
timer = null; |
440 |
} |
441 |
|
442 |
|
443 |
~PithosMonitor() |
444 |
{ |
445 |
Dispose(false); |
446 |
} |
447 |
|
448 |
public void Dispose() |
449 |
{ |
450 |
Dispose(true); |
451 |
GC.SuppressFinalize(this); |
452 |
} |
453 |
|
454 |
protected virtual void Dispose(bool disposing) |
455 |
{ |
456 |
if (disposing) |
457 |
{ |
458 |
Stop(); |
459 |
} |
460 |
} |
461 |
|
462 |
|
463 |
public void MoveFileStates(string oldPath, string newPath) |
464 |
{ |
465 |
if (String.IsNullOrWhiteSpace(oldPath)) |
466 |
throw new ArgumentNullException("oldPath"); |
467 |
if (!Path.IsPathRooted(oldPath)) |
468 |
throw new ArgumentException("oldPath must be an absolute path","oldPath"); |
469 |
if (string.IsNullOrWhiteSpace(newPath)) |
470 |
throw new ArgumentNullException("newPath"); |
471 |
if (!Path.IsPathRooted(newPath)) |
472 |
throw new ArgumentException("newPath must be an absolute path","newPath"); |
473 |
Contract.EndContractBlock(); |
474 |
|
475 |
StatusKeeper.ChangeRoots(oldPath, newPath); |
476 |
} |
477 |
|
478 |
public void SetSelectivePaths(string[] uris,string[] added, string[] removed) |
479 |
{ |
480 |
//Convert the uris to paths |
481 |
var selectivePaths = (from string selectiveUrl in uris |
482 |
select new Uri(selectiveUrl) |
483 |
.MakeRelativeUri(_accountInfo.StorageUri) |
484 |
.RelativeUriToFilePath()); |
485 |
|
486 |
FileAgent.SelectivePaths=selectivePaths.ToList(); |
487 |
PollAgent.SetSyncUris(uris); |
488 |
RemoveSelectivePaths(removed); |
489 |
|
490 |
} |
491 |
|
492 |
/// <summary> |
493 |
/// Delete the folders that were removed from synchronization |
494 |
/// </summary> |
495 |
/// <param name="removed"></param> |
496 |
private void RemoveSelectivePaths(IEnumerable<string> removed) |
497 |
{ |
498 |
if (removed == null) |
499 |
return; |
500 |
|
501 |
foreach (var removedPath in removed.Where(Directory.Exists)) |
502 |
{ |
503 |
Directory.Delete(removedPath,true); |
504 |
} |
505 |
|
506 |
//Ensure we remove any file state below the deleted folders |
507 |
FileState.RemovePaths(removed); |
508 |
} |
509 |
|
510 |
public ObjectInfo GetObjectInfo(string filePath) |
511 |
{ |
512 |
if (String.IsNullOrWhiteSpace(filePath)) |
513 |
throw new ArgumentNullException("filePath"); |
514 |
Contract.EndContractBlock(); |
515 |
|
516 |
var file=new FileInfo(filePath); |
517 |
string relativeUrl;//=file.AsRelativeUrlTo(this.RootPath); |
518 |
var relativePath = file.AsRelativeTo(RootPath); |
519 |
|
520 |
string accountName,container; |
521 |
|
522 |
var parts=relativePath.Split('\\'); |
523 |
|
524 |
var accountInfo = _accountInfo; |
525 |
if (relativePath.StartsWith(FolderConstants.OthersFolder)) |
526 |
{ |
527 |
accountName = parts[1]; |
528 |
container = parts[2]; |
529 |
relativeUrl = String.Join("/", parts.Splice(3)); |
530 |
//Create the root URL for the target account |
531 |
var oldName = UserName; |
532 |
var absoluteUri = _accountInfo.StorageUri.AbsoluteUri; |
533 |
var nameIndex=absoluteUri.IndexOf(oldName); |
534 |
var root=absoluteUri.Substring(0, nameIndex); |
535 |
|
536 |
accountInfo = new AccountInfo |
537 |
{ |
538 |
UserName = accountName, |
539 |
AccountPath = Path.Combine(accountInfo.AccountPath, parts[0], parts[1]), |
540 |
StorageUri = new Uri(root + accountName), |
541 |
BlockHash=accountInfo.BlockHash, |
542 |
BlockSize=accountInfo.BlockSize, |
543 |
Token=accountInfo.Token |
544 |
}; |
545 |
} |
546 |
else |
547 |
{ |
548 |
accountName = this.UserName; |
549 |
container = parts[0]; |
550 |
relativeUrl = String.Join("/", parts.Splice(1)); |
551 |
} |
552 |
|
553 |
var client = new CloudFilesClient(accountInfo); |
554 |
var objectInfo=client.GetObjectInfo(accountName, container, relativeUrl); |
555 |
return objectInfo; |
556 |
} |
557 |
|
558 |
public Task<ContainerInfo> GetContainerInfo(string filePath) |
559 |
{ |
560 |
if (String.IsNullOrWhiteSpace(filePath)) |
561 |
throw new ArgumentNullException("filePath"); |
562 |
Contract.EndContractBlock(); |
563 |
|
564 |
var file=new FileInfo(filePath); |
565 |
var relativePath = file.AsRelativeTo(RootPath); |
566 |
|
567 |
string accountName,container; |
568 |
|
569 |
var parts=relativePath.Split('\\'); |
570 |
|
571 |
var accountInfo = _accountInfo; |
572 |
if (relativePath.StartsWith(FolderConstants.OthersFolder)) |
573 |
{ |
574 |
accountName = parts[1]; |
575 |
container = parts[2]; |
576 |
//Create the root URL for the target account |
577 |
var oldName = UserName; |
578 |
var absoluteUri = _accountInfo.StorageUri.AbsoluteUri; |
579 |
var nameIndex=absoluteUri.IndexOf(oldName); |
580 |
var root=absoluteUri.Substring(0, nameIndex); |
581 |
|
582 |
accountInfo = new AccountInfo |
583 |
{ |
584 |
UserName = accountName, |
585 |
AccountPath = Path.Combine(accountInfo.AccountPath, parts[0], parts[1]), |
586 |
StorageUri = new Uri(root + accountName), |
587 |
BlockHash=accountInfo.BlockHash, |
588 |
BlockSize=accountInfo.BlockSize, |
589 |
Token=accountInfo.Token |
590 |
}; |
591 |
} |
592 |
else |
593 |
{ |
594 |
accountName = UserName; |
595 |
container = parts[0]; |
596 |
} |
597 |
|
598 |
return Task.Factory.StartNew(() => |
599 |
{ |
600 |
var client = new CloudFilesClient(accountInfo); |
601 |
var containerInfo = client.GetContainerInfo(accountName, container); |
602 |
return containerInfo; |
603 |
}); |
604 |
} |
605 |
} |
606 |
} |