#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 System.Collections.Generic;
using System.Linq;
using HeuristicLab.Common;
using HeuristicLab.Core;
using HeuristicLab.Data;
using HeuristicLab.Parameters;
using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
using HeuristicLab.Selection;
namespace HeuristicLab.Algorithms.ALPS {
[Item("EldersSelector", "Select all individuals which are to old for their current layer.")]
[StorableClass]
public sealed class EldersSelector : SingleObjectiveSelector {
private ILookupParameter AgeLimitsParameter {
get { return (ILookupParameter)Parameters["AgeLimits"]; }
}
private ILookupParameter NumberOfLayersParameter {
get { return (ILookupParameter)Parameters["NumberOfLayers"]; }
}
private ILookupParameter LayerParameter {
get { return (ILookupParameter)Parameters["Layer"]; }
}
[StorableConstructor]
private EldersSelector(bool deserializing)
: base(deserializing) { }
private EldersSelector(EldersSelector original, Cloner cloner)
: base(original, cloner) { }
public override IDeepCloneable Clone(Cloner cloner) {
return new EldersSelector(this, cloner);
}
public EldersSelector()
: base() {
Parameters.Add(new LookupParameter("AgeLimits"));
Parameters.Add(new LookupParameter("NumberOfLayers"));
Parameters.Add(new LookupParameter("Layer"));
}
protected override IScope[] Select(List scopes) {
var ageLimits = AgeLimitsParameter.ActualValue;
int numberOfLayers = NumberOfLayersParameter.ActualValue.Value;
int layer = LayerParameter.ActualValue.Value;
if (layer >= numberOfLayers - 1) // is max layer?
return new IScope[0];
int limit = ageLimits[layer];
var eldersQuery =
from scope in scopes
let age = ((IntValue)scope.Variables["Age"].Value).Value
where age > limit
select scope;
var elders = eldersQuery.ToArray();
if (!CopySelected.Value)
foreach (var elder in elders)
scopes.Remove(elder);
return elders;
}
}
}