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source: branches/2901_StaticSelectionMethods/HeuristicLab.Services.Hive.DataAccess/3.3/Daos/ResourceDao.cs @ 15778

Last change on this file since 15778 was 15583, checked in by swagner, 7 years ago

#2640: Updated year of copyrights in license headers

File size: 2.0 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 ResourceDao : GenericDao<Guid, Resource> {
28    public ResourceDao(DataContext dataContext) : base(dataContext) { }
29
30    public override Resource GetById(Guid id) {
31      return GetByIdQuery(DataContext, id);
32    }
33
34    public Resource GetByName(string name) {
35      return GetByNameQuery(DataContext, name);
36    }
37
38    public IQueryable<Resource> GetResourcesWithValidOwner() {
39      return Table.Where(x => x.OwnerUserId != null);
40    }
41
42    #region Compiled queries
43    private static readonly Func<DataContext, Guid, Resource> GetByIdQuery =
44      CompiledQuery.Compile((DataContext db, Guid resourceId) =>
45        (from resource in db.GetTable<Resource>()
46         where resource.ResourceId == resourceId
47         select resource).SingleOrDefault());
48
49    private static readonly Func<DataContext, string, Resource> GetByNameQuery =
50     CompiledQuery.Compile((DataContext db, string name) =>
51       (from resource in db.GetTable<Resource>()
52        where resource.Name == name
53        select resource).FirstOrDefault());
54    #endregion
55  }
56}
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