[6103] | 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2011 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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| 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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| 22 | using System;
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| 23 | using System.Collections;
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| 24 | using System.Collections.Generic;
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| 25 | using System.Reflection;
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| 26 |
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| 27 | namespace HeuristicLab.Common {
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| 28 | public static class ObjectExtensions {
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| 29 | public static IEnumerable<object> GetObjectGraphObjects(this object obj) {
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| 30 | var objects = new HashSet<object>();
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| 31 | obj.CollectObjectGraphObjects(objects);
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| 32 | return objects;
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| 33 | }
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| 34 |
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| 35 | private static void CollectObjectGraphObjects(this object obj, HashSet<object> objects) {
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[6181] | 36 | if (obj == null || objects.Contains(obj)) return;
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| 37 | if (obj is ValueType || obj is string) return;
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| 38 | if (obj is Delegate || obj is EventHandler) return;
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| 39 | if (obj.GetType().IsSubclassOfRawGeneric(typeof(EventHandler<>))) return;
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| 40 | if (obj.GetType().GetElementType() != null) {
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| 41 | Type elementType = obj.GetType().GetElementType();
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| 42 | if (elementType.IsPrimitive || elementType == typeof(string) || elementType == typeof(decimal)) return;
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| 43 | }
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| 44 |
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[6103] | 45 | objects.Add(obj);
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| 46 |
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| 47 | IEnumerable enumerable = obj as IEnumerable;
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| 48 | if (enumerable != null) {
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| 49 | foreach (object value in enumerable) {
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| 50 | value.CollectObjectGraphObjects(objects);
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| 51 | }
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| 52 | } else {
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| 53 | foreach (FieldInfo f in obj.GetType().GetAllFields()) {
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| 54 | f.GetValue(obj).CollectObjectGraphObjects(objects);
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| 55 | }
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| 56 | }
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| 57 | }
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| 58 | }
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| 59 | }
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