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1 using System;
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2
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3 using BLToolkit.Mapping;
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4
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5 namespace BLTgen
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6 {
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7 public class StringListMapper : MapDataSourceBase
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8 {
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9 string[] _list;
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10
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11 public StringListMapper(string[] list)
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12 {
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13 _list = list;
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14 }
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15
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16 #region IMapDataSource
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17
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18 public override int Count
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19 {
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20 get { return _list.Length; }
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21 }
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22
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23 public override Type GetFieldType(int index)
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24 {
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25 return (index > 0 && index < _list.Length)? typeof(string): null;
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26 }
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27
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28 public override string GetName(int index)
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29 {
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30 return GetNameOrValue(_list[index], true);
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31 }
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32
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33 public override int GetOrdinal(string name)
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34 {
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35 throw new InvalidOperationException("IMapDataSource.GetOrdinal(string)");
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36 }
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37
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38 public override object GetValue(object o, int index)
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39 {
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40 return GetNameOrValue(_list[index], false);
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41 }
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42
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43 public override object GetValue(object o, string name)
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44 {
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45 throw new InvalidOperationException("IMapDataSource.GetValue(object, string)");
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46 }
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47
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48 #endregion
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49
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50 #region Implementation
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51
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52 private static string GetNameOrValue(string str, bool name)
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53 {
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54 if (str.StartsWith("\"") && str.EndsWith("\""))
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55 str = str.Substring(1, str.Length - 2);
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56
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57 // Option
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58 //
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59 if (str.StartsWith("-") || str.StartsWith("/"))
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60 {
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61 int colon = str.IndexOfAny(new char[] { ':', '=' }, 1);
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62 if (colon > 0)
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63 return name ? str.Substring(1, colon - 1) : str.Substring(colon + 1);
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64
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65 return name ? str.Substring(1) : string.Empty;
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66 }
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67
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68 // Default parameter
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69 //
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70 return name ? string.Empty : str;
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71 }
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72
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73 #endregion
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74 }
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75 }
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