code.grnet.gr Git - pithos-ms-client/blob - trunk/Pithos.Core/InMemStatusChecker.cs

   1 using System;
   2 using System.Collections.Generic;
   3 using System.ComponentModel.Composition;
   4 using System.Diagnostics.Contracts;
   5 using Pithos.Interfaces;
   6
   7 namespace Pithos.Core
   8 {
   9     //[Export(typeof(IStatusChecker)),Export(typeof(IStatusKeeper))]
  10     public class InMemStatusChecker:IStatusChecker,IStatusKeeper
  11     {
  12         [Import]
  13         public IPithosSettings Settings { get; set; }
  14
  15         private readonly string[] _states = {"Normal", "Modified", "Conflict","Synch"};
  16
  17         Dictionary<string,FileOverlayStatus> _overlayCache=new Dictionary<string,FileOverlayStatus>();
  18         Dictionary<string, FileStatus> _statusCache= new Dictionary<string, FileStatus>();
  19         Dictionary<string, string> _checksums = new Dictionary<string, string>();
  20
  21         public FileOverlayStatus GetFileOverlayStatus(string path)
  22         {
  23             if (!_overlayCache.ContainsKey(path))
  24                 return FileOverlayStatus.NA;
  25
  26             var pithosPath = Settings.PithosPath;
  27             if (path.StartsWith(pithosPath,true,null))
  28             {
  29                 var status = _overlayCache[path];
  30                 return status;
  31             }
  32             return FileOverlayStatus.NA;
  33         }
  34
  35         public PithosStatus GetPithosStatus()
  36         {
  37             return PithosStatus.InSynch;
  38         }
  39
  40         public void SetFileOverlayStatus(string path, FileOverlayStatus overlayStatus)
  41         {
  42             _overlayCache[path] = overlayStatus;
  43         }
  44
  45         public void RemoveFileOverlayStatus(string path)
  46         {
  47             _overlayCache.Remove(path);
  48         }
  49
  50         public void RenameFileOverlayStatus(string oldPath, string newPath)
  51         {
  52             var status=_overlayCache[oldPath];
  53             _overlayCache[newPath] = status;
  54             _overlayCache.Remove(oldPath);
  55         }
  56
  57         public void SetFileStatus(string path, FileStatus status)
  58         {
  59             _statusCache[path] = status;
  60         }
  61
  62         public FileStatus GetFileStatus(string path)
  63         {
  64             if (!_statusCache.ContainsKey(path))
  65                 return FileStatus.Missing;
  66             return _statusCache[path];
  67         }
  68
  69         public void ClearFileStatus(string path)
  70         {
  71             _statusCache.Remove(path);
  72         }
  73
  74         public void UpdateFileChecksum(string path, string checksum)
  75         {
  76             _checksums[path] = checksum;
  77         }
  78     }
  79 }