#region License Information
/* HeuristicLab
* Copyright (C) 2002-2012 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;
using System.Data.Linq.SqlClient;
using System.Linq.Expressions;
using HeuristicLab.Services.OKB.DataAccess;
namespace HeuristicLab.Services.OKB.Query.Filters {
public class ProblemClassNameFilter : IFilter {
public DataTransfer.StringComparison Comparison { get; set; }
public string Value { get; set; }
public Expression> Expression {
get {
switch (Comparison) {
case DataTransfer.StringComparison.Equal:
return x => x.Problem.ProblemClass.Name == Value;
case DataTransfer.StringComparison.NotEqual:
return x => x.Problem.ProblemClass.Name != Value;
case DataTransfer.StringComparison.Contains:
return x => x.Problem.ProblemClass.Name.Contains(Value);
case DataTransfer.StringComparison.NotContains:
return x => !x.Problem.ProblemClass.Name.Contains(Value);
case DataTransfer.StringComparison.Like:
return x => SqlMethods.Like(x.Problem.ProblemClass.Name, Value);
case DataTransfer.StringComparison.NotLike:
return x => !SqlMethods.Like(x.Problem.ProblemClass.Name, Value);
default:
return x => true;
}
}
}
public ProblemClassNameFilter(DataTransfer.StringComparison comparison, string value) {
Comparison = comparison;
Value = value;
}
public ProblemClassNameFilter(DataTransfer.StringComparisonFilter filter) {
Comparison = filter.Comparison;
Value = filter.Value;
}
}
}