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source: trunk/sources/HeuristicLab.PluginInfrastructure/3.3/ApplicationManager.cs @ 6174

Last change on this file since 6174 was 6174, checked in by ascheibe, 12 years ago

#831

  • completed SandboxManager
  • added SandboxApplicationManager for Hive
  • DefaultApplicationManager is now a subclass of the SandboxApplicationManager
  • ApplicationManager now instantiates the LightweightApplicationManager only if it is accessed to avoid calling InitializeLifetimeService(..) in a sandbox
File size: 2.0 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2011 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;
23
24namespace HeuristicLab.PluginInfrastructure {
25
26  /// <summary>
27  /// The ApplicationManager has a reference to the application manager singleton.
28  /// </summary>
29  public static class ApplicationManager {
30    // the singleton instance is initialized to LightweightApplicationManager as long as no other application manager is registered   
31    private static IApplicationManager appManager;
32
33    /// <summary>
34    /// Gets the application manager singleton.
35    /// </summary>
36    public static IApplicationManager Manager {
37      get {
38        if (appManager == null)
39          appManager = new LightweightApplicationManager();
40        return appManager;
41      }
42    }
43
44    /// <summary>
45    /// Registers a new application manager.
46    /// </summary>
47    /// <param name="manager"></param>
48    internal static void RegisterApplicationManager(IApplicationManager manager) {
49      if (appManager != null && !(appManager is LightweightApplicationManager)) throw new InvalidOperationException("The application manager has already been set.");
50      else {
51        appManager = manager;
52      }
53    }
54  }
55}
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