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1 using System;
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2 using System.Collections.Generic;
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3 using System.Data.SqlTypes;
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4
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5 using BLToolkit.Common;
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6
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7 namespace BLToolkit.Mapping
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8 {
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9 public class ScalarListMapper<T> : MapDataDestinationBase
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10 {
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11 public ScalarListMapper(MappingSchema mappingSchema, IList<T> list)
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12 {
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13 _list = list;
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14 _mappingSchema = mappingSchema;
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15 _nullValue = (T)mappingSchema.GetNullValue(_type);
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16 _isNullable = _type.IsGenericType && _type.GetGenericTypeDefinition() == typeof(Nullable<>);
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17 _underlyingType = _isNullable? Nullable.GetUnderlyingType(_type): _type;
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18 }
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19
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20 private readonly IList<T> _list;
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21 private readonly MappingSchema _mappingSchema;
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22 private readonly T _nullValue;
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23 private readonly bool _isNullable;
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24 private readonly Type _type = typeof(T);
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25 private readonly Type _underlyingType;
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26
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27 #region IMapDataDestination Members
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28
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29 public override Type GetFieldType(int index) { return _type; }
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30 public override int GetOrdinal (string name) { return 0; }
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31 public override void SetValue (object o, int index, object value) { _list.Add((T)_mappingSchema.ConvertChangeType(value, _underlyingType, _isNullable)); }
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32 public override void SetValue (object o, string name, object value) { _list.Add((T)_mappingSchema.ConvertChangeType(value, _underlyingType, _isNullable)); }
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33
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34 public override void SetNull (object o, int index) { _list.Add(_nullValue); }
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35
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36 public override bool SupportsTypedValues(int index) { return true; }
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37
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38 // Simple types setters.
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39 //
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40 [CLSCompliant(false)]
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41 public override void SetSByte (object o, int index, SByte value) { _list.Add(ConvertTo<T>.From(value)); }
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42 public override void SetInt16 (object o, int index, Int16 value) { _list.Add(ConvertTo<T>.From(value)); }
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43 public override void SetInt32 (object o, int index, Int32 value) { _list.Add(ConvertTo<T>.From(value)); }
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44 public override void SetInt64 (object o, int index, Int64 value) { _list.Add(ConvertTo<T>.From(value)); }
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45
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46 public override void SetByte (object o, int index, Byte value) { _list.Add(ConvertTo<T>.From(value)); }
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47 [CLSCompliant(false)]
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48 public override void SetUInt16 (object o, int index, UInt16 value) { _list.Add(ConvertTo<T>.From(value)); }
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49 [CLSCompliant(false)]
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50 public override void SetUInt32 (object o, int index, UInt32 value) { _list.Add(ConvertTo<T>.From(value)); }
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51 [CLSCompliant(false)]
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52 public override void SetUInt64 (object o, int index, UInt64 value) { _list.Add(ConvertTo<T>.From(value)); }
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53
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54 public override void SetBoolean (object o, int index, Boolean value) { _list.Add(ConvertTo<T>.From(value)); }
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55 public override void SetChar (object o, int index, Char value) { _list.Add(ConvertTo<T>.From(value)); }
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56 public override void SetSingle (object o, int index, Single value) { _list.Add(ConvertTo<T>.From(value)); }
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57 public override void SetDouble (object o, int index, Double value) { _list.Add(ConvertTo<T>.From(value)); }
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58 public override void SetDecimal (object o, int index, Decimal value) { _list.Add(ConvertTo<T>.From(value)); }
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59 public override void SetGuid (object o, int index, Guid value) { _list.Add(ConvertTo<T>.From(value)); }
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60 public override void SetDateTime (object o, int index, DateTime value) { _list.Add(ConvertTo<T>.From(value)); }
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61 public override void SetDateTimeOffset(object o, int index, DateTimeOffset value) { _list.Add(ConvertTo<T>.From(value)); }
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62
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63 // Nullable types setters.
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64 //
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65 [CLSCompliant(false)]
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66 public override void SetNullableSByte (object o, int index, SByte? value) { _list.Add(ConvertTo<T>.From(value)); }
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67 public override void SetNullableInt16 (object o, int index, Int16? value) { _list.Add(ConvertTo<T>.From(value)); }
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68 public override void SetNullableInt32 (object o, int index, Int32? value) { _list.Add(ConvertTo<T>.From(value)); }
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69 public override void SetNullableInt64 (object o, int index, Int64? value) { _list.Add(ConvertTo<T>.From(value)); }
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70
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71 public override void SetNullableByte (object o, int index, Byte? value) { _list.Add(ConvertTo<T>.From(value)); }
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72 [CLSCompliant(false)]
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73 public override void SetNullableUInt16 (object o, int index, UInt16? value) { _list.Add(ConvertTo<T>.From(value)); }
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74 [CLSCompliant(false)]
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75 public override void SetNullableUInt32 (object o, int index, UInt32? value) { _list.Add(ConvertTo<T>.From(value)); }
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76 [CLSCompliant(false)]
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77 public override void SetNullableUInt64 (object o, int index, UInt64? value) { _list.Add(ConvertTo<T>.From(value)); }
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78
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79 public override void SetNullableBoolean (object o, int index, Boolean? value) { _list.Add(ConvertTo<T>.From(value)); }
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80 public override void SetNullableChar (object o, int index, Char? value) { _list.Add(ConvertTo<T>.From(value)); }
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81 public override void SetNullableSingle (object o, int index, Single? value) { _list.Add(ConvertTo<T>.From(value)); }
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82 public override void SetNullableDouble (object o, int index, Double? value) { _list.Add(ConvertTo<T>.From(value)); }
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83 public override void SetNullableDecimal (object o, int index, Decimal? value) { _list.Add(ConvertTo<T>.From(value)); }
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84 public override void SetNullableGuid (object o, int index, Guid? value) { _list.Add(ConvertTo<T>.From(value)); }
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85 public override void SetNullableDateTime(object o, int index, DateTime? value) { _list.Add(ConvertTo<T>.From(value)); }
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86 public override void SetNullableDateTimeOffset(object o, int index, DateTimeOffset? value) { _list.Add(ConvertTo<T>.From(value)); }
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87
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88 #if !SILVERLIGHT
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89
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90 // SQL type setters.
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91 //
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92 public override void SetSqlByte (object o, int index, SqlByte value) { _list.Add(ConvertTo<T>.From(value)); }
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93 public override void SetSqlInt16 (object o, int index, SqlInt16 value) { _list.Add(ConvertTo<T>.From(value)); }
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94 public override void SetSqlInt32 (object o, int index, SqlInt32 value) { _list.Add(ConvertTo<T>.From(value)); }
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95 public override void SetSqlInt64 (object o, int index, SqlInt64 value) { _list.Add(ConvertTo<T>.From(value)); }
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96 public override void SetSqlSingle (object o, int index, SqlSingle value) { _list.Add(ConvertTo<T>.From(value)); }
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97 public override void SetSqlBoolean (object o, int index, SqlBoolean value) { _list.Add(ConvertTo<T>.From(value)); }
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98 public override void SetSqlDouble (object o, int index, SqlDouble value) { _list.Add(ConvertTo<T>.From(value)); }
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99 public override void SetSqlDateTime(object o, int index, SqlDateTime value) { _list.Add(ConvertTo<T>.From(value)); }
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100 public override void SetSqlDecimal (object o, int index, SqlDecimal value) { _list.Add(ConvertTo<T>.From(value)); }
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101 public override void SetSqlMoney (object o, int index, SqlMoney value) { _list.Add(ConvertTo<T>.From(value)); }
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102 public override void SetSqlGuid (object o, int index, SqlGuid value) { _list.Add(ConvertTo<T>.From(value)); }
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103 public override void SetSqlString (object o, int index, SqlString value) { _list.Add(ConvertTo<T>.From(value)); }
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104
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105 #endif
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106
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107 #endregion
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108 }
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109 }
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