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1 using System;
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2
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3 namespace BLToolkit.Data.Linq
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4 {
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5 using Data.Sql.SqlProvider;
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6 using DataProvider;
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7 using Mapping;
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8
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9 class DefaultDataContextInfo : IDataContextInfo
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10 {
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11 private IDataContext _dataContext;
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12 public IDataContext DataContext { get { return _dataContext ?? (_dataContext = new DbManager()); } }
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13
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14 public MappingSchema MappingSchema { get { return Map.DefaultSchema; } }
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15 public bool DisposeContext { get { return true; } }
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16 public string ContextID { get { return _dataProvider.Name; } }
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17
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18 public ISqlProvider CreateSqlProvider()
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19 {
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20 return _dataProvider.CreateSqlProvider();
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21 }
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22
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23 public IDataContextInfo Clone(bool forNestedQuery)
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24 {
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25 return new DataContextInfo(DataContext.Clone(forNestedQuery));
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26 }
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27
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28 static readonly DataProviderBase _dataProvider = DbManager.GetDataProvider(DbManager.DefaultConfiguration);
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29 }
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30 }
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