1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2012 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.Generic;
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24 | using System.Linq;
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25 | using System.Reflection;
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26 | using HeuristicLab.Persistence.Data;
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27 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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28 |
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29 | namespace HeuristicLab.Persistence {
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30 | [Transformer("78556C88-0FEE-4602-95C7-A469B2DDB468", 100)]
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31 | internal sealed class StorableClassTransformer : TransformerBase {
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32 | public override bool CanTransformType(Type type) {
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33 | return StorableClassAttribute.IsStorableClass(type);
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34 | }
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35 | public override PersistenceData ToData(object o, PersistenceMapper mapper) {
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36 | var type = o.GetType();
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37 | var typeInfo = mapper.GetTypeInfo(type);
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38 | var attribute = typeInfo.StorableClassAttribute;
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39 | var data = new CompositeData(Id);
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40 | mapper.Cache(o, data);
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41 | data.TypeId = mapper.GetTypeId(type);
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42 | // data.GuidId = attribute.Guid;
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43 | // data.Version = attribute.Version;
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44 |
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45 | var emptyArgs = new object[0];
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46 | foreach (var hook in typeInfo.BeforeSerializationHooks) {
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47 | hook.Invoke(o, emptyArgs);
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48 | }
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49 | var components = new Dictionary<uint, uint>();
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50 | foreach (var componentInfo in typeInfo.Fields) {
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51 | var field = (FieldInfo)componentInfo.MemberInfo;
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52 | var component = mapper.GetDataId(field.GetValue(o));
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53 | components.Add(mapper.GetStringId(componentInfo.Name), component);
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54 | }
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55 | foreach (var componentInfo in typeInfo.Properties.Where(x => x.Readable)) {
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56 | var property = (PropertyInfo)componentInfo.MemberInfo;
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57 | var component = mapper.GetDataId(property.GetValue(o, null));
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58 | components.Add(mapper.GetStringId(componentInfo.Name), component);
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59 | }
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60 | data.ComponentNameIds = components.Keys.ToArray();
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61 | data.ComponentIds = components.Values.ToArray();
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62 | return data;
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63 | }
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64 |
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65 | public override object ToObject(PersistenceData data, PersistenceMapper mapper) {
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66 | var composite = (CompositeData)data;
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67 | var type = mapper.GetType(composite.TypeId);
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68 | var typeInfo = mapper.GetTypeInfo(type);
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69 | var o = mapper.CreateInstance(type);
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70 | mapper.Cache(data, o);
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71 |
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72 | var components = new Dictionary<uint, uint>();
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73 | for (int i = 0; i < composite.ComponentNameIds.Length; i++) {
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74 | components.Add(composite.ComponentNameIds[i], composite.ComponentIds[i]);
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75 | }
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76 |
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77 | foreach (var componentInfo in typeInfo.Fields) {
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78 | var field = (FieldInfo)componentInfo.MemberInfo;
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79 | uint componentId;
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80 | components.TryGetValue(mapper.GetStringId(componentInfo.Name), out componentId);
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81 | field.SetValue(o, componentId != 0 ? mapper.GetObject(componentId) : componentInfo.StorableAttribute.DefaultValue);
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82 | }
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83 | foreach (var componentInfo in typeInfo.Properties.Where(x => x.Writeable)) {
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84 | var property = (PropertyInfo)componentInfo.MemberInfo;
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85 | uint componentId;
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86 | components.TryGetValue(mapper.GetStringId(componentInfo.Name), out componentId);
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87 | property.SetValue(o, componentId != 0 ? mapper.GetObject(componentId) : componentInfo.StorableAttribute.DefaultValue, null);
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88 | }
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89 | var emptyArgs = new object[0];
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90 | foreach (var hook in typeInfo.AfterDeserializationHooks) {
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91 | hook.Invoke(o, emptyArgs);
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92 | }
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93 | return o;
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94 | }
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95 | }
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96 | }
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