RelationalLoggerExtensions.ConnectionErrorAsync 方法

定义

命名空间:

Microsoft.EntityFrameworkCore.Diagnostics

程序集:

Microsoft.EntityFrameworkCore.Relational.dll

包:

Microsoft.EntityFrameworkCore.Relational v5.0.0

ConnectionError事件的日志。

public static System.Threading.Tasks.Task ConnectionErrorAsync (this Microsoft.EntityFrameworkCore.Diagnostics.IDiagnosticsLogger<Microsoft.EntityFrameworkCore.DbLoggerCategory.Database.Connection> diagnostics, Microsoft.EntityFrameworkCore.Storage.IRelationalConnection connection, Exception exception, DateTimeOffset startTime, TimeSpan duration, bool logErrorAsDebug, System.Threading.CancellationToken cancellationToken = default);

static member ConnectionErrorAsync : Microsoft.EntityFrameworkCore.Diagnostics.IDiagnosticsLogger<Microsoft.EntityFrameworkCore.DbLoggerCategory.Database.Connection> * Microsoft.EntityFrameworkCore.Storage.IRelationalConnection * Exception * DateTimeOffset * TimeSpan * bool * System.Threading.CancellationToken -> System.Threading.Tasks.Task

<Extension()>
Public Function ConnectionErrorAsync (diagnostics As IDiagnosticsLogger(Of DbLoggerCategory.Database.Connection), connection As IRelationalConnection, exception As Exception, startTime As DateTimeOffset, duration As TimeSpan, logErrorAsDebug As Boolean, Optional cancellationToken As CancellationToken = Nothing) As Task

参数

diagnostics

IDiagnosticsLogger<DbLoggerCategory.Database.Connection>

要使用的诊断记录器。

connection

IRelationalConnection

连接。

exception

Exception

表示错误的异常。

startTime

DateTimeOffset

开始操作的时间。

duration

TimeSpan

操作失败之前的已用时间。

logErrorAsDebug

Boolean

指示正在处理异常的标志，因此应在调试级别记录该异常。

cancellationToken

CancellationToken

取消标记。

返回

Task

表示 Task 异步操作的 。