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source: trunk/sources/HeuristicLab.Services.Hive.DataAccess/3.3/Daos/StateLogDao.cs @ 14046

Last change on this file since 14046 was 12691, checked in by dglaser, 9 years ago

#2388:

HeuristicLab.Services.Access:
HeuristicLab.Services.Access.DataAccess:

  • Changed connection strings and certificates for local usage

HeuristicLab.Services.Hive.DataAccess:

  • Added compiled queries for frequently used queries
  • Integrated string queries from OptimizedHiveDao

HeuristicLab.Services.Hive:

  • Added NewHeartbeatManager.cs
  • Added NewRoundRobinTaskScheduler.cs
  • Added PerformanceLogger
  • Updated AuthoriziationManager
  • Updated NewHiveService
    • Added Regions
    • Implemented missing methods
    • Improved performance of several queries

HeuristicLab.Services.WebApp.Status:

  • Fixed a bug which caused an error when calculating the average waiting time.
File size: 2.1 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2015 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 StateLogDao : GenericDao<Guid, StateLog> {
28    private Table<Task> TaskTable {
29      get { return DataContext.GetTable<Task>(); }
30    }
31
32    public StateLogDao(DataContext dataContext) : base(dataContext) { }
33
34    public override StateLog GetById(Guid id) {
35      return GetByIdQuery(DataContext, id);
36    }
37
38    public StateLog GetLastStateLogFromTask(Task task) {
39      return GetLastStateLogFromTaskQuery(DataContext, task);
40    }
41
42    #region Compiled queries
43    private static readonly Func<DataContext, Guid, StateLog> GetByIdQuery =
44      CompiledQuery.Compile((DataContext db, Guid stateLogId) =>
45        (from stateLog in db.GetTable<StateLog>()
46         where stateLog.StateLogId == stateLogId
47         select stateLog).SingleOrDefault());
48
49    private static readonly Func<DataContext, Task, StateLog> GetLastStateLogFromTaskQuery =
50      CompiledQuery.Compile((DataContext db, Task task) =>
51        (from stateLog in db.GetTable<StateLog>()
52         where stateLog.TaskId == task.TaskId
53         orderby stateLog.DateTime descending
54         select stateLog).First(x => x.SlaveId != null));
55    #endregion
56  }
57}
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