DbContextEventData 构造函数

定义

命名空间:

Microsoft.EntityFrameworkCore.Diagnostics

程序集:

Microsoft.EntityFrameworkCore.dll

包:

Microsoft.EntityFrameworkCore v9.0.0

Source:

DbContextEventData.cs

构造事件有效负载。

public DbContextEventData (Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase eventDefinition, Func<Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase,Microsoft.EntityFrameworkCore.Diagnostics.EventData,string> messageGenerator, Microsoft.EntityFrameworkCore.DbContext? context);

new Microsoft.EntityFrameworkCore.Diagnostics.DbContextEventData : Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase * Func<Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase, Microsoft.EntityFrameworkCore.Diagnostics.EventData, string> * Microsoft.EntityFrameworkCore.DbContext -> Microsoft.EntityFrameworkCore.Diagnostics.DbContextEventData

Public Sub New (eventDefinition As EventDefinitionBase, messageGenerator As Func(Of EventDefinitionBase, EventData, String), context As DbContext)

参数

eventDefinition

EventDefinitionBase

事件定义。

messageGenerator

Func<EventDefinitionBase,EventData,String>

生成此事件的日志消息的委托。

context

DbContext

当前 DbContext，如果未知，则为 。null