1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2013 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using System;
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23 | using System.Data.Linq.SqlClient;
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24 | using System.Linq;
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25 | using System.Linq.Expressions;
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26 | using HeuristicLab.Services.OKB.DataAccess;
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27 |
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28 | namespace HeuristicLab.Services.OKB.Query.Filters {
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29 | public class StringValueFilter : IFilter {
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30 | public string Name { get; protected set; }
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31 | public DataTransfer.StringComparison Comparison { get; set; }
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32 | public string Value { get; set; }
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33 |
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34 | public Expression<Func<Run, bool>> Expression {
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35 | get {
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36 | switch (Comparison) {
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37 | case DataTransfer.StringComparison.Equal:
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38 | return x => x.Values.Any(y => (y.ValueName.Name == Name) && (y.StringValue == Value));
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39 | case DataTransfer.StringComparison.NotEqual:
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40 | return x => x.Values.Any(y => (y.ValueName.Name == Name) && (y.StringValue != Value));
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41 | case DataTransfer.StringComparison.Contains:
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42 | return x => x.Values.Any(y => (y.ValueName.Name == Name) && y.StringValue.Contains(Value));
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43 | case DataTransfer.StringComparison.NotContains:
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44 | return x => x.Values.Any(y => (y.ValueName.Name == Name) && !y.StringValue.Contains(Value));
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45 | case DataTransfer.StringComparison.Like:
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46 | return x => x.Values.Any(y => (y.ValueName.Name == Name) && SqlMethods.Like(y.StringValue, Value));
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47 | case DataTransfer.StringComparison.NotLike:
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48 | return x => x.Values.Any(y => (y.ValueName.Name == Name) && !SqlMethods.Like(y.StringValue, Value));
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49 | default:
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50 | return x => true;
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51 | }
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52 | }
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53 | }
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54 |
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55 | public StringValueFilter(string name, DataTransfer.StringComparison comparison, string value) {
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56 | Name = name;
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57 | Comparison = comparison;
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58 | Value = value;
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59 | }
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60 | public StringValueFilter(DataTransfer.NameStringComparisonFilter filter) {
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61 | Name = filter.Name;
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62 | Comparison = filter.Comparison;
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63 | Value = filter.Value;
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64 | }
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65 | }
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66 | }
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