#region License Information /* HeuristicLab * Copyright (C) 2002-2015 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.Data; using HeuristicLab.Operators; using HeuristicLab.Parameters; using HeuristicLab.Persistence.Default.CompositeSerializers.Storable; namespace HeuristicLab.Termination { [Item("TerminationCriterion", "A base class for all termination criteria.")] [StorableClass] public abstract class TerminationCriterion : InstrumentedOperator, ITerminationCriterion { public ILookupParameter TerminateParameter { get { return (ILookupParameter)Parameters["Terminate"]; } } [StorableConstructor] protected TerminationCriterion(bool deserializing) : base(deserializing) { } protected TerminationCriterion(TerminationCriterion original, Cloner cloner) : base(original, cloner) { } protected TerminationCriterion() : base() { Parameters.Add(new LookupParameter("Terminate", "The parameter which will be set to determine if execution should be terminated or should continue.")); } public sealed override IOperation InstrumentedApply() { if (!TerminateParameter.ActualValue.Value) { // If terminate flag is already set, no need to check further termination criteria. bool terminate = CheckTermination(); TerminateParameter.ActualValue = new BoolValue(terminate); } return base.InstrumentedApply(); } protected abstract bool CheckTermination(); } }