#region License Information
/* HeuristicLab
* Copyright (C) 2002-2018 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.Linq;
using System.Linq.Expressions;
using HeuristicLab.Services.OKB.DataAccess;
namespace HeuristicLab.Services.OKB.Query.Filters {
public class LongValueFilter : IFilter {
public string Name { get; protected set; }
public DataTransfer.OrdinalComparison Comparison { get; set; }
public long Value { get; set; }
public Expression> Expression {
get {
switch (Comparison) {
case DataTransfer.OrdinalComparison.Less:
return x => x.Values.Any(y => (y.ValueName.Name == Name) && (y.LongValue < Value));
case DataTransfer.OrdinalComparison.LessOrEqual:
return x => x.Values.Any(y => (y.ValueName.Name == Name) && (y.LongValue <= Value));
case DataTransfer.OrdinalComparison.Equal:
return x => x.Values.Any(y => (y.ValueName.Name == Name) && (y.LongValue == Value));
case DataTransfer.OrdinalComparison.GreaterOrEqual:
return x => x.Values.Any(y => (y.ValueName.Name == Name) && (y.LongValue >= Value));
case DataTransfer.OrdinalComparison.Greater:
return x => x.Values.Any(y => (y.ValueName.Name == Name) && (y.LongValue > Value));
case DataTransfer.OrdinalComparison.NotEqual:
return x => x.Values.Any(y => (y.ValueName.Name == Name) && (y.LongValue != Value));
default:
return x => true;
}
}
}
public LongValueFilter(string name, DataTransfer.OrdinalComparison comparison, long value) {
Name = name;
Comparison = comparison;
Value = value;
}
public LongValueFilter(DataTransfer.NameOrdinalComparisonLongFilter filter) {
Name = filter.Name;
Comparison = filter.Comparison;
Value = filter.Value;
}
}
}