source: branches/CloningRefactorBranch/HeuristicLab.Constraints/FalseConstraint.cs @ 885

#region License Information
/* HeuristicLab
 * Copyright (C) 2002-2008 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 <http://www.gnu.org/licenses/>.
 */
#endregion

using System;
using System.Collections.Generic;
using System.Text;
using System.Xml;
using HeuristicLab.Core;

namespace HeuristicLab.Constraints {
  public class FalseConstraint : ConstraintBase {
    public override string Description {
      get { return "This constraint is always false."; }
    }
    /// <summary>
    /// Default constructor.
    /// </summary>
    public FalseConstraint() { }
    /// <summary>
    /// Copy constructor to create clones (deep).
    /// </summary>
    /// <param name="original">The original instance to be cloned.</param>
    public FalseConstraint(FalseConstraint original) : this(original, new Dictionary<Guid, object>()) { }
    /// <summary>
    /// Copy constructor to create clones (deep) reusing already cloned object references.
    /// </summary>
    /// <param name="original">The instance to be cloned.</param>
    /// <param name="clonedObjects">Already cloned objects (for referential integrity).</param>
    protected FalseConstraint(FalseConstraint original, IDictionary<Guid, object> clonedObjects)
      : base(original, clonedObjects) { }

    public override IView CreateView() {
      return new FalseConstraintView(this);
    }

    /// <summary>
    /// Clones an instance using the copy constructor
    /// reusing already cloned object references.
    /// </summary>
    /// <param name="clonedObjects">Already cloned objects (for referential integrity).</param>
    /// <returns>A cloned (deep) instance</returns>
    public override object Clone(IDictionary<Guid, object> clonedObjects) {
      return new FalseConstraint(this, clonedObjects);
    }

    public override bool Check(IItem data) {
      return false;
    }
  }
}