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source: trunk/sources/HeuristicLab.Problems.ExternalEvaluation.GP/3.4/ExternalEvaluationSymbolicExpressionTreeBinaryConverter.cs @ 8012

Last change on this file since 8012 was 7259, checked in by swagner, 13 years ago

Updated year of copyrights to 2012 (#1716)

File size: 2.5 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2012 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using System.IO;
23using Google.ProtocolBuffers;
24using HeuristicLab.Common;
25using HeuristicLab.Core;
26using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
27using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
28
29namespace HeuristicLab.Problems.ExternalEvaluation.GP {
30  [Item("SymbolicExpressionTreeBinaryConverter", "Converts a symbolic expression tree into a binary representation by iterating over all nodes in a prefix way. The binary format is defined in HeuristicLab.Persistence.")]
31  [StorableClass]
32  public class SymbolicExpressionTreeBinaryConverter : SymbolicExpressionTreeConverter {
33    [StorableConstructor]
34    protected SymbolicExpressionTreeBinaryConverter(bool deserializing) : base(deserializing) { }
35    protected SymbolicExpressionTreeBinaryConverter(SymbolicExpressionTreeBinaryConverter original, Cloner cloner)
36      : base(original, cloner) {
37    }
38    public override IDeepCloneable Clone(Cloner cloner) {
39      return new SymbolicExpressionTreeBinaryConverter(this, cloner);
40    }
41    public SymbolicExpressionTreeBinaryConverter() : base() { }
42
43    protected override void ConvertSymbolicExpressionTree(SymbolicExpressionTree tree, string name, SolutionMessage.Builder builder) {
44      using (MemoryStream memoryStream = new MemoryStream()) {
45        Persistence.Default.Xml.XmlGenerator.Serialize(tree, memoryStream);
46        byte[] byteRep = memoryStream.ToArray();
47        SolutionMessage.Types.RawVariable.Builder rawVariable = SolutionMessage.Types.RawVariable.CreateBuilder();
48        rawVariable.SetName(name).SetData(ByteString.CopyFrom(byteRep));
49        builder.AddRawVars(rawVariable.Build());
50      }
51    }
52  }
53}
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