[3742] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[17180] | 3 | * Copyright (C) Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[3742] | 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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[2939] | 23 | using System.Collections.Generic;
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| 24 | using System.Reflection;
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| 25 | using HeuristicLab.Persistence.Core;
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[16565] | 26 | using HEAL.Attic;
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[4068] | 27 | using HeuristicLab.Persistence.Interfaces;
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[2939] | 28 |
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| 29 | namespace HeuristicLab.Persistence.Default.CompositeSerializers {
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| 30 |
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[16571] | 31 | [StorableType("85C63E3B-C604-4267-8008-6B89521BA312")]
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[4068] | 32 | internal sealed class StructSerializer : ICompositeSerializer {
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[2939] | 33 |
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[4806] | 34 | [StorableConstructor]
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[16565] | 35 | private StructSerializer(StorableConstructorFlag _) { }
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[4806] | 36 | public StructSerializer() { }
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| 37 |
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[2939] | 38 | public int Priority {
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| 39 | get { return 50; }
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| 40 | }
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| 41 |
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| 42 | public bool CanSerialize(Type type) {
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[4068] | 43 | return type.IsValueType && !type.IsPrimitive && !type.IsEnum && type.IsSealed;
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[2939] | 44 | }
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| 45 |
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[2993] | 46 | public string JustifyRejection(Type type) {
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| 47 | if (!type.IsValueType)
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| 48 | return "not a value type";
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| 49 | if (type.IsPrimitive)
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| 50 | return "type is primitive (int, float, ...)";
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| 51 | if (type.IsEnum)
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| 52 | return "type is enum";
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| 53 | return "type is not sealed";
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| 54 | }
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| 55 |
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[2939] | 56 | public IEnumerable<Tag> CreateMetaInfo(object obj) {
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| 57 | return null;
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| 58 | }
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| 59 |
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| 60 | private readonly BindingFlags AllInstanceMembers =
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| 61 | BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic;
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| 62 |
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| 63 | public IEnumerable<Tag> Decompose(object obj) {
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| 64 | Type t = obj.GetType();
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| 65 | foreach (MemberInfo mi in t.GetMembers(AllInstanceMembers)) {
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| 66 | if (mi.MemberType == MemberTypes.Field) {
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[4068] | 67 | string name = mi.Name.Replace("<", "<").Replace(">", ">");
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[2939] | 68 | yield return new Tag(name, ((FieldInfo)mi).GetValue(obj));
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| 69 | }
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| 70 | }
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| 71 | }
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| 72 |
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| 73 | public object CreateInstance(Type type, IEnumerable<Tag> metaInfo) {
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| 74 | return Activator.CreateInstance(type, true);
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| 75 | }
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| 76 |
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| 77 | public void Populate(object instance, IEnumerable<Tag> tags, Type type) {
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| 78 | foreach (Tag t in tags) {
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| 79 | string name = t.Name.Replace("<", "<").Replace(">", ">");
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| 80 | MemberInfo[] mis = type.GetMember(name, AllInstanceMembers);
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| 81 | if (mis.Length != 1)
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| 82 | throw new PersistenceException("ambiguous struct member name " + name);
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| 83 | MemberInfo mi = mis[0];
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| 84 | if (mi.MemberType == MemberTypes.Field)
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[4068] | 85 | ((FieldInfo)mi).SetValue(instance, t.Value);
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[2939] | 86 | else
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| 87 | throw new PersistenceException("invalid struct member type " + mi.MemberType.ToString());
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| 88 | }
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| 89 | }
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[4068] | 90 |
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[2939] | 91 | }
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| 92 | }
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