1 | using System;
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2 | using System.Collections.Generic;
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3 | using System.Linq;
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4 | using System.Data.Linq;
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5 | using System.Data.Linq.Mapping;
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6 | using System.Text;
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7 |
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8 | namespace HeuristicLab.Modeling.SQLiteBackend {
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9 | [Table(Name = "Variable")]
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10 | public class Variable {
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11 | public Variable() {
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12 | modelsPredictingThisVariable = new EntitySet<Model>(attach_Model, detach_Model);
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13 | }
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14 |
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15 | private int id;
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16 | [Column(Storage = "id", DbType = "integer", IsPrimaryKey = true, IsDbGenerated = true, UpdateCheck = UpdateCheck.Never)]
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17 | public int Id {
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18 | get { return this.id; }
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19 | private set { this.id = value; }
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20 | }
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21 |
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22 | private string name;
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23 | [Column(Storage = "name", DbType = "VarChar(50) NOT NULL", CanBeNull = false)]
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24 | public string Name {
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25 | get { return this.name; }
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26 | private set { this.name = value; }
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27 | }
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28 |
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29 | private EntitySet<Model> modelsPredictingThisVariable;
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30 | [Association(Storage = "modelsPredictingThisVariable", ThisKey = "Id", OtherKey = "TargetVariableId")]
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31 | public EntitySet<Model> ModelsPredictingThisVariable {
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32 | get {
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33 | if (modelsPredictingThisVariable.HasLoadedOrAssignedValues)
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34 | return modelsPredictingThisVariable;
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35 | return null;
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36 | }
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37 | set {
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38 | modelsPredictingThisVariable.Assign(value);
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39 | }
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40 | }
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41 |
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42 | private void attach_Model(Model model) {
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43 | model.TargetVariable = this;
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44 | }
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45 |
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46 | private void detach_Model(Model model) {
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47 | model.TargetVariable = null;
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48 | }
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49 |
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50 | public IEnumerable<Model> ModelsUsingThisVariable {
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51 | get {
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52 | using (ModelingDataContext ctx = new ModelingDataContext()) {
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53 | var x = from inputVariable in ctx.InputVariables
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54 | where inputVariable.Variable == this
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55 | select inputVariable.Model;
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56 | return x.AsEnumerable();
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57 | }
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58 | }
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59 | }
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60 | }
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61 | }
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