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source: stable/HeuristicLab.Services.Hive.DataAccess/3.3/Daos/LifecycleDao.cs @ 15817

Last change on this file since 15817 was 15584, checked in by swagner, 7 years ago

#2640: Updated year of copyrights in license headers on stable

File size: 2.1 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2018 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 {
27  public class LifecycleDao : GenericDao<int, Lifecycle> {
28    public LifecycleDao(DataContext dataContext) : base(dataContext) { }
29
30    public override Lifecycle GetById(int id) {
31      return GetByIdQuery(DataContext, id);
32    }
33
34    public Lifecycle GetLastLifecycle() {
35      return GetLastLifecycleQuery(DataContext);
36    }
37
38    public void UpdateLifecycle() {
39      var entity = GetLastLifecycle();
40      if (entity != null) {
41        entity.LastCleanup = DateTime.Now;
42      } else {
43        Save(new Lifecycle {
44          LifecycleId = 0,
45          LastCleanup = DateTime.Now
46        });
47      }
48    }
49
50    #region Compiled queries
51    private static readonly Func<DataContext, int, Lifecycle> GetByIdQuery =
52     CompiledQuery.Compile((DataContext db, int lifecycleId) =>
53       (from lifecycle in db.GetTable<Lifecycle>()
54        where lifecycle.LifecycleId == lifecycleId
55        select lifecycle).SingleOrDefault());
56
57    private static readonly Func<DataContext, Lifecycle> GetLastLifecycleQuery =
58      CompiledQuery.Compile((DataContext db) =>
59        (from lifecycle in db.GetTable<Lifecycle>()
60         select lifecycle).SingleOrDefault());
61    #endregion
62  }
63}
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