﻿#region license
// MIT License
// 
// Copyright (c) [2017] [Tobias Ruby]
// 
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
#endregion
using PortableGeneticAlgorithm.Termination;

namespace PortableGeneticAlgorithm.Predefined
{
    public class IterationTermination : TerminationBase
    {
        #region Fields

        private readonly int _iterationThreshold;

        #endregion //Fields

        #region Constructor

        public IterationTermination(int iterationThreshold)
        {
            _iterationThreshold = iterationThreshold;
        }

        #endregion //Constructor

        protected override bool PerformHasReached(GeneticAlgorithm geneticAlgorithm)
        {
            return geneticAlgorithm.Population.CurrentGeneration.GenerationIndex >= _iterationThreshold;
        }
    }
}