#region License Information /* HeuristicLab * Copyright (C) 2002-2019 Heuristic and Evolutionary Algorithms Laboratory (HEAL) * * This file is part of HeuristicLab. * * HeuristicLab is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * HeuristicLab is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with HeuristicLab. If not, see . */ #endregion using HeuristicLab.Common; using HeuristicLab.Core; using HeuristicLab.Parameters; using HeuristicLab.Persistence.Default.CompositeSerializers.Storable; namespace HeuristicLab.Operators { /// /// A base class for operators which have only one successor. /// [Item("SingleSuccessorOperator", "A base class for operators which have only one successor.")] [StorableClass] public abstract class SingleSuccessorOperator : Operator { protected OperatorParameter SuccessorParameter { get { return (OperatorParameter)Parameters["Successor"]; } } public IOperator Successor { get { return SuccessorParameter.Value; } set { SuccessorParameter.Value = value; } } [StorableConstructor] protected SingleSuccessorOperator(bool deserializing) : base(deserializing) { } protected SingleSuccessorOperator(SingleSuccessorOperator original, Cloner cloner) : base(original, cloner) { } public SingleSuccessorOperator() : base() { Parameters.Add(new OperatorParameter("Successor", "Operator which is executed next.")); SuccessorParameter.Hidden = true; } public override IOperation Apply() { if (Successor != null) return ExecutionContext.CreateOperation(Successor); else return null; } } }