[4089] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[16565] | 3 | * Copyright (C) 2002-2019 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[4089] | 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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[4722] | 23 | using HeuristicLab.Common;
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[4089] | 24 | using HeuristicLab.Core;
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| 25 | using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
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[16565] | 26 | using HEAL.Attic;
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[4089] | 27 |
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| 28 | namespace HeuristicLab.Problems.ExternalEvaluation.GP {
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| 29 | [Item("SymbolicExpressionTreeStringConverter", "Converts a symbolic expression tree into a string representation by iterating over all nodes in a prefix way. The string is added to the SolutionMessage's StringVars.")]
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[16565] | 30 | [StorableType("0C11DC1E-D6A3-4BDB-A236-132D855F3A45")]
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[4089] | 31 | public class SymbolicExpressionTreeStringConverter : SymbolicExpressionTreeConverter {
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[5750] | 32 | private ExternalEvaluationSymbolicExpressionTreeStringFormatter formatter;
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[4089] | 33 |
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[4722] | 34 | [StorableConstructor]
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[16565] | 35 | protected SymbolicExpressionTreeStringConverter(StorableConstructorFlag _) : base(_) { }
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[4722] | 36 | protected SymbolicExpressionTreeStringConverter(SymbolicExpressionTreeStringConverter original, Cloner cloner)
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| 37 | : base(original, cloner) {
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[5750] | 38 | formatter = new ExternalEvaluationSymbolicExpressionTreeStringFormatter();
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[4916] | 39 | formatter.Indent = original.formatter.Indent;
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[4722] | 40 | }
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[4907] | 41 | public SymbolicExpressionTreeStringConverter()
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| 42 | : base() {
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| 43 | Initialize();
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| 44 | }
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| 45 |
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[4722] | 46 | public override IDeepCloneable Clone(Cloner cloner) {
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| 47 | return new SymbolicExpressionTreeStringConverter(this, cloner);
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| 48 | }
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| 49 |
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[4916] | 50 | [StorableHook(HookType.AfterDeserialization)]
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| 51 | private void AfterDeserialization() {
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| 52 | Initialize();
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| 53 | }
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| 54 |
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[4907] | 55 | private void Initialize() {
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[5750] | 56 | formatter = new ExternalEvaluationSymbolicExpressionTreeStringFormatter();
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[4089] | 57 | formatter.Indent = false;
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| 58 | }
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| 59 |
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| 60 | protected override void ConvertSymbolicExpressionTree(SymbolicExpressionTree tree, string name, SolutionMessage.Builder builder) {
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| 61 | string stringRep = formatter.Format(tree);
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| 62 | stringRep.Replace(Environment.NewLine, "");
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| 63 | SolutionMessage.Types.StringVariable.Builder stringVariable = SolutionMessage.Types.StringVariable.CreateBuilder();
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| 64 | stringVariable.SetName(name).SetData(stringRep);
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| 65 | builder.AddStringVars(stringVariable.Build());
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| 66 | }
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| 67 | }
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| 68 | }
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