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Darwinism/RQL/StorageTek/EntityProvider.vb

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1.5 KiB

Imports Microsoft.VisualBasic.ComputingServices.TaskHost
Imports Microsoft.VisualBasic.Linq.Framework.Provider
Imports Microsoft.VisualBasic.Linq.Framework.Provider.ImportsAPI
Imports Microsoft.VisualBasic.Linq.LDM.Expression
Imports Microsoft.VisualBasic.Scripting
Namespace StorageTek
''' <summary>
''' 实体对象
''' </summary>
Public Class EntityProvider : Inherits MetaData.TypeInfo
''' <summary>
''' 存储的方法
''' </summary>
''' <returns></returns>
Public Property Tek As StorageTeks
''' <summary>
''' 映射的实际的存储位置
''' </summary>
''' <returns></returns>
Public Property MapFileIO As String
Public Function GetRepository() As IEnumerable
Dim api As IRepository = StorageTek.API.InternalAPIs(Tek)
Dim type As Type = Me.GetType
Dim source As IEnumerable = api(MapFileIO, type)
Return source
End Function
Public Overrides Function ToString() As String
Return $"[{Tek.ToString}] {MapFileIO} //{MyBase.ToString}"
End Function
Public Function LinqWhere(where As String, types As TypeRegistry, api As APIProvider) As IEnumerable
Dim Closure = WhereClosure.CreateLinqWhere([GetType], where)
Dim LQuery = (From x As Object In Me.GetRepository()
Where True = Closure.WhereTest(x)
Select x)
Return LQuery
End Function
End Class
End Namespace