Changeset 5131 for trunk/sources/HeuristicLab.PluginInfrastructure/3.3/LightweightApplicationManager.cs

Timestamp:

12/17/10 16:22:57 (13 years ago)

Author:

swagner

Message:

Fixed exceptions in plugin infrastructure when trying to instantiate types which do not provide a parameterless constructor (#1309).

File:

• trunk/sources/HeuristicLab.PluginInfrastructure/3.3/LightweightApplicationManager.cs (modified) (1 diff)

trunk/sources/HeuristicLab.PluginInfrastructure/3.3/LightweightApplicationManager.cs

@@ -72 +72 @@
     /// <returns>Enumerable of the created instances.</returns>
     public IEnumerable<object> GetInstances(Type type) {
-      return from t in GetTypes(type, true)
-             select Activator.CreateInstance(t);
+      List<object> instances = new List<object>();
+      foreach (Type t in GetTypes(type, true)) {
+        object instance = null;
+        try { instance = Activator.CreateInstance(t); }
+        catch { }
+        if (instance != null) instances.Add(instance);
+      }
+      return instances;
     }