ConnectionErrorEventData 构造函数

定义

命名空间:

Microsoft.EntityFrameworkCore.Diagnostics

程序集:

Microsoft.EntityFrameworkCore.Relational.dll

包:

Microsoft.EntityFrameworkCore.Relational v9.0.0

重载

ConnectionErrorEventData(EventDefinitionBase, Func<EventDefinitionBase, EventData,String>, DbConnection, DbContext, Guid, Exception, Boolean, DateTimeOffset, TimeSpan)

构造事件有效负载。

ConnectionErrorEventData(EventDefinitionBase, Func<EventDefinitionBase, EventData,String>, DbConnection, DbContext, Guid, Exception, Boolean, DateTimeOffset, TimeSpan)

Source:

ConnectionErrorEventData.cs

构造事件有效负载。

public ConnectionErrorEventData (Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase eventDefinition, Func<Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase,Microsoft.EntityFrameworkCore.Diagnostics.EventData,string> messageGenerator, System.Data.Common.DbConnection connection, Microsoft.EntityFrameworkCore.DbContext? context, Guid connectionId, Exception exception, bool async, DateTimeOffset startTime, TimeSpan duration);

new Microsoft.EntityFrameworkCore.Diagnostics.ConnectionErrorEventData : Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase * Func<Microsoft.EntityFrameworkCore.Diagnostics.EventDefinitionBase, Microsoft.EntityFrameworkCore.Diagnostics.EventData, string> * System.Data.Common.DbConnection * Microsoft.EntityFrameworkCore.DbContext * Guid * Exception * bool * DateTimeOffset * TimeSpan -> Microsoft.EntityFrameworkCore.Diagnostics.ConnectionErrorEventData

Public Sub New (eventDefinition As EventDefinitionBase, messageGenerator As Func(Of EventDefinitionBase, EventData, String), connection As DbConnection, context As DbContext, connectionId As Guid, exception As Exception, async As Boolean, startTime As DateTimeOffset, duration As TimeSpan)

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。

connection

DbConnection

DbConnection。

context

DbContext

当前 DbContext 正在使用的 ，如果未知，则为 null。

connectionId

Guid

标识正在使用的实例的相关 DbConnection ID。

exception

Exception

连接失败时引发的异常。

async

Boolean

指示操作是否以异步方式发生。

startTime

DateTimeOffset

此事件的开始时间。

duration

TimeSpan

此事件的持续时间。