source: branches/2870_AutoDiff-nuget/HeuristicLab.Problems.VehicleRouting/3.4/Encodings/Alba/Moves/ThreeOpt/AlbaTranslocationMoveHardTabuCriterion.cs

#region License Information
/* HeuristicLab
 * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
 *
 * This file is part of HeuristicLab.
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 * HeuristicLab is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
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 * HeuristicLab is distributed in the hope that it will be useful,
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 * GNU General Public License for more details.
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#endregion

using HeuristicLab.Common;
using HeuristicLab.Core;
using HeuristicLab.Data;
using HeuristicLab.Encodings.PermutationEncoding;
using HeuristicLab.Optimization;
using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
using HeuristicLab.Problems.VehicleRouting.Encodings.General;
using HeuristicLab.Problems.VehicleRouting.Interfaces;

namespace HeuristicLab.Problems.VehicleRouting.Encodings.Alba {
  [Item("AlbaTranslocationMoveHardTabuCriterion", "An operator which checks if translocation moves are tabu using a hard criterion for a VRP representation.  It is implemented as described in Alba, E. and Dorronsoro, B. (2004). Solving the Vehicle Routing Problem by Using Cellular Genetic Algorithms.")]
  [StorableClass]
  public sealed class AlbaTranslocationMoveHardTabuCriterion : VRPMoveOperator, IAlbaTranslocationMoveOperator, ITabuChecker, IAlbaOperator {
    [Storable]
    private TranslocationMoveHardTabuCriterion tabuChecker;
    private IPermutationMoveOperator PermutationMoveOperatorParameter {
      get { return tabuChecker; }
      set { tabuChecker = value as TranslocationMoveHardTabuCriterion; }
    }

    public ILookupParameter<TranslocationMove> TranslocationMoveParameter {
      get { return tabuChecker.TranslocationMoveParameter; }
    }

    public override ILookupParameter VRPMoveParameter {
      get { return TranslocationMoveParameter; }
    }

    public ILookupParameter<Permutation> PermutationParameter {
      get { return tabuChecker.PermutationParameter; }
    }

    public ILookupParameter<BoolValue> MoveTabuParameter {
      get { return tabuChecker.MoveTabuParameter; }
    }

    public ILookupParameter<DoubleValue> MoveQualityParameter {
      get { return tabuChecker.MoveQualityParameter; }
    }

    public IValueLookupParameter<BoolValue> MaximizationParameter {
      get { return tabuChecker.MaximizationParameter; }
    }

    [StorableConstructor]
    private AlbaTranslocationMoveHardTabuCriterion(bool deserializing) : base(deserializing) { }

    public AlbaTranslocationMoveHardTabuCriterion()
      : base() {
      tabuChecker = new TranslocationMoveHardTabuCriterion();
    }

    public override IDeepCloneable Clone(Cloner cloner) {
      return new AlbaTranslocationMoveHardTabuCriterion(this, cloner);
    }

    private AlbaTranslocationMoveHardTabuCriterion(AlbaTranslocationMoveHardTabuCriterion original, Cloner cloner)
      : base(original, cloner) {
      tabuChecker = cloner.Clone(original.tabuChecker);
    }

    public override IOperation InstrumentedApply() {
      IOperation next = base.InstrumentedApply();

      IVRPEncoding solution = VRPToursParameter.ActualValue;

      PermutationMoveOperatorParameter.PermutationParameter.ActualName = VRPToursParameter.ActualName;
      IAtomicOperation op = this.ExecutionContext.CreateChildOperation(PermutationMoveOperatorParameter);
      op.Operator.Execute((IExecutionContext)op, CancellationToken);

      return next;
    }
  }
}