[3881] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[15583] | 3 | * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[3881] | 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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[4068] | 25 | using HeuristicLab.Collections;
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[4108] | 26 | using HeuristicLab.Common;
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[3881] | 27 | using HeuristicLab.Core;
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| 28 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 29 |
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| 30 | namespace HeuristicLab.Problems.ExternalEvaluation {
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| 31 | [Item("SolutionMessageBuilder", "Holds and uses a number of converters to translate HeuristicLab objects into appropriate fields of a solution message.")]
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| 32 | [StorableClass]
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| 33 | public class SolutionMessageBuilder : NamedItem {
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| 34 | public override bool CanChangeName { get { return false; } }
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| 35 | public override bool CanChangeDescription { get { return false; } }
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| 36 | private Dictionary<Type, Action<IItem, string, SolutionMessage.Builder>> dispatcher;
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| 37 |
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| 38 | [Storable]
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[4108] | 39 | private CheckedItemList<IItemToSolutionMessageConverter> convertersList;
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| 40 | public CheckedItemList<IItemToSolutionMessageConverter> Converters {
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| 41 | get { return convertersList; }
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[3881] | 42 | }
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| 43 |
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| 44 | [StorableConstructor]
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| 45 | protected SolutionMessageBuilder(bool deserializing) : base(deserializing) { }
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[4722] | 46 | [StorableHook(HookType.AfterDeserialization)]
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| 47 | private void AfterDeserialization() {
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[7351] | 48 | RegisterEventHandlers();
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[4722] | 49 | }
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| 50 |
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| 51 | protected SolutionMessageBuilder(SolutionMessageBuilder original, Cloner cloner)
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| 52 | : base(original, cloner) {
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| 53 | convertersList = cloner.Clone(original.convertersList);
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[7351] | 54 | RegisterEventHandlers();
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[4722] | 55 | }
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| 56 | public override IDeepCloneable Clone(Cloner cloner) {
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| 57 | return new SolutionMessageBuilder(this, cloner);
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| 58 | }
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[3881] | 59 | public SolutionMessageBuilder()
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| 60 | : base() {
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| 61 | name = ItemName;
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| 62 | description = ItemDescription;
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[4108] | 63 | convertersList = new CheckedItemList<IItemToSolutionMessageConverter>();
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| 64 | convertersList.Add(new BoolConverter());
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| 65 | convertersList.Add(new DateTimeValueConverter());
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| 66 | convertersList.Add(new DoubleConverter());
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| 67 | convertersList.Add(new IntegerConverter());
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| 68 | convertersList.Add(new StringConverter());
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| 69 | convertersList.Add(new TimeSpanValueConverter());
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| 70 |
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[7351] | 71 | RegisterEventHandlers();
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[4108] | 72 | }
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[3881] | 73 |
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| 74 | public void AddToMessage(IItem item, string name, SolutionMessage.Builder builder) {
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[4108] | 75 | if (dispatcher == null) BuildDispatcher();
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[3881] | 76 | Type itemType = item.GetType();
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| 77 | while (!dispatcher.ContainsKey(itemType)) {
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| 78 | if (itemType.BaseType != null) itemType = itemType.BaseType;
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| 79 | else break;
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| 80 | }
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| 81 | if (itemType.BaseType == null && !dispatcher.ContainsKey(itemType)) {
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| 82 | IEnumerable<Type> interfaces = item.GetType().GetInterfaces().Where(x => dispatcher.ContainsKey(x));
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[4643] | 83 | if (interfaces.Count() != 1) throw new ArgumentException(Name + ": No converter for type " + itemType.FullName + " defined.", "item");
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[3881] | 84 | else itemType = interfaces.Single();
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| 85 | }
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| 86 | dispatcher[itemType](item, name, builder);
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| 87 | }
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| 88 |
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[7351] | 89 | private void RegisterEventHandlers() {
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[11892] | 90 | convertersList.ItemsAdded += convertersList_Changed;
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| 91 | convertersList.ItemsRemoved += convertersList_Changed;
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| 92 | convertersList.CheckedItemsChanged += convertersList_Changed;
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| 93 | convertersList.ItemsMoved += convertersList_Changed;
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| 94 | convertersList.ItemsReplaced += convertersList_Changed;
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[3881] | 95 | }
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| 96 |
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[4108] | 97 | private void convertersList_Changed(object sender, CollectionItemsChangedEventArgs<IndexedItem<IItemToSolutionMessageConverter>> e) {
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| 98 | BuildDispatcher();
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[3881] | 99 | }
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| 100 |
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[4108] | 101 | private void BuildDispatcher() {
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[3881] | 102 | dispatcher = new Dictionary<Type, Action<IItem, string, SolutionMessage.Builder>>();
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[11892] | 103 | foreach (var c in convertersList.CheckedItems.OrderBy(x => x.Index).Select(x => x.Value)) {
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| 104 | var types = c.ItemTypes;
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| 105 | foreach (var t in types) {
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[4108] | 106 | if (!dispatcher.ContainsKey(t))
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[11892] | 107 | dispatcher.Add(t, c.AddItemToBuilder);
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[3881] | 108 | }
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| 109 | }
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| 110 | }
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| 111 | }
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| 112 | }
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