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source: branches/2817-BinPackingSpeedup/HeuristicLab.Services.Hive.DataAccess/3.3/Daos/HiveStatistics/FactClientInfoDao.cs @ 15303

Last change on this file since 15303 was 14185, checked in by swagner, 8 years ago

#2526: Updated year of copyrights in license headers

File size: 2.2 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using System;
23using System.Data.Linq;
24using System.Linq;
25
26namespace HeuristicLab.Services.Hive.DataAccess.Daos.HiveStatistics {
27
28  public class LastUpdateTimestamp {
29    public Guid ResourceId { get; set; }
30    public DateTime? Timestamp { get; set; }
31  }
32
33  public class FactClientInfoDao : GenericDao<Guid, FactClientInfo> {
34    private Table<DimClient> DimClientTable {
35      get { return DataContext.GetTable<DimClient>(); }
36    }
37
38    private Table<DimUser> DimUserTable {
39      get { return DataContext.GetTable<DimUser>(); }
40    }
41
42    private Table<DimTime> DimTimeTable {
43      get { return DataContext.GetTable<DimTime>(); }
44    }
45
46    public FactClientInfoDao(DataContext dataContext) : base(dataContext) { }
47
48    public override FactClientInfo GetById(Guid id) {
49      throw new NotImplementedException();
50    }
51
52    public IQueryable<LastUpdateTimestamp> GetLastUpdateTimestamps() {
53      return from cf in Table
54             join r in DimClientTable on cf.ClientId equals r.Id
55             group cf by r.ResourceId
56               into grpFacts
57               select new LastUpdateTimestamp {
58                 ResourceId = grpFacts.Key,
59                 Timestamp = grpFacts.Max(x => x.Time),
60               };
61    }
62
63    public IQueryable<FactClientInfo> GetByClientId(Guid id) {
64      return Table.Where(x => x.ClientId == id);
65    }
66  }
67}
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