通过

ConcurrencyExceptionEventData 构造函数

  • 参考

定义

命名空间:
Microsoft.EntityFrameworkCore.Diagnostics
程序集:
Microsoft.EntityFrameworkCore.dll
包:
Microsoft.EntityFrameworkCore v7.0.0
包:
Microsoft.EntityFrameworkCore v8.0.0

构造事件有效负载。

public ConcurrencyExceptionEventData (Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase eventDefinition, Func<Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase,Microsoft.EntityFrameworkCore.Diagnostics.EventData,string> messageGenerator, Microsoft.EntityFrameworkCore.DbContext context, System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IUpdateEntry> entries, Microsoft.EntityFrameworkCore.DbUpdateConcurrencyException exception);
new Microsoft.EntityFrameworkCore.Diagnostics.ConcurrencyExceptionEventData : Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase * Func<Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase, Microsoft.EntityFrameworkCore.Diagnostics.EventData, string> * Microsoft.EntityFrameworkCore.DbContext * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IUpdateEntry> * Microsoft.EntityFrameworkCore.DbUpdateConcurrencyException -> Microsoft.EntityFrameworkCore.Diagnostics.ConcurrencyExceptionEventData
Public Sub New (eventDefinition As EventDefinitionBase, messageGenerator As Func(Of EventDefinitionBase, EventData, String), context As DbContext, entries As IReadOnlyList(Of IUpdateEntry), exception As DbUpdateConcurrencyException)

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

当前的 DbContext。

entries
IReadOnlyList<IUpdateEntry>

并发冲突中涉及的条目。

exception
DbUpdateConcurrencyException

除非取消引发，否则将引发的异常。

适用于