Last change
on this file since 1893 was
1823,
checked in by epitzer, 15 years ago
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Namespace refactoring: rename formatters & decomposers -> primitive and composite serializers. (#603)
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File size:
1.4 KB
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1 | using System;
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2 | using HeuristicLab.Persistence.Core;
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3 | using HeuristicLab.Persistence.Interfaces;
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4 | using System.Collections.Generic;
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5 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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6 |
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7 | namespace HeuristicLab.Persistence.Default.CompositeSerializers {
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8 |
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9 | [EmptyStorableClass]
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10 | public class EnumSerializer : ICompositeSerializer {
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11 |
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12 | public int Priority {
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13 | get { return 100; }
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14 | }
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15 |
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16 | public bool CanSerialize(Type type) {
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17 | return type.IsEnum || type == typeof(Enum);
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18 | }
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19 |
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20 | public IEnumerable<Tag> CreateMetaInfo(object obj) {
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21 | yield return new Tag(Enum.Format(obj.GetType(), obj, "G"));
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22 | }
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23 |
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24 | public IEnumerable<Tag> Decompose(object obj) {
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25 | return new Tag[] { };
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26 | }
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27 |
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28 | public object CreateInstance(Type t, IEnumerable<Tag> metaInfo) {
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29 | IEnumerator<Tag> it = metaInfo.GetEnumerator();
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30 | try {
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31 | it.MoveNext();
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32 | return Enum.Parse(t, (string)it.Current.Value);
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33 | } catch (InvalidOperationException e) {
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34 | throw new PersistenceException("not enough meta information to recstruct enum", e);
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35 | } catch (InvalidCastException e) {
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36 | throw new PersistenceException("invalid meta information found while trying to reconstruct enum", e);
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37 | }
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38 | }
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39 |
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40 | public void Populate(object instance, IEnumerable<Tag> elements, Type t) {
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41 | // Enums are already populated during instance creation.
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42 | }
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43 | }
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44 | } |
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