CoreLoggerExtensions.OptimisticConcurrencyExceptionAsync 方法

定义

命名空间:

Microsoft.EntityFrameworkCore.Diagnostics

程序集:

Microsoft.EntityFrameworkCore.dll

包:

Microsoft.EntityFrameworkCore v9.0.0

重载

OptimisticConcurrencyExceptionAsync(IDiagnosticsLogger<DbLoggerCategory.Update>, DbContext, IReadOnlyList<IUpdateEntry>, DbUpdateConcurrencyException, Func<DbContext,DbUpdateConcurrencyException,IReadOnlyList<IUpdateEntry>, EventDefinition<Exception>,ConcurrencyExceptionEventData>, CancellationToken)

OptimisticConcurrencyException事件的日志。

OptimisticConcurrencyExceptionAsync(IDiagnosticsLogger<DbLoggerCategory.Update>, DbContext, IReadOnlyList<IUpdateEntry>, DbUpdateConcurrencyException, Func<DbContext,DbUpdateConcurrencyException,IReadOnlyList<IUpdateEntry>, EventDefinition<Exception>,ConcurrencyExceptionEventData>, CancellationToken)

Source:

CoreLoggerExtensions.cs

OptimisticConcurrencyException事件的日志。

public static System.Threading.Tasks.ValueTask<Microsoft.EntityFrameworkCore.Diagnostics.InterceptionResult> OptimisticConcurrencyExceptionAsync (this Microsoft.EntityFrameworkCore.Diagnostics.IDiagnosticsLogger<Microsoft.EntityFrameworkCore.DbLoggerCategory.Update> diagnostics, Microsoft.EntityFrameworkCore.DbContext context, System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IUpdateEntry> entries, Microsoft.EntityFrameworkCore.DbUpdateConcurrencyException exception, Func<Microsoft.EntityFrameworkCore.DbContext,Microsoft.EntityFrameworkCore.DbUpdateConcurrencyException,System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IUpdateEntry>,Microsoft.EntityFrameworkCore.Diagnostics.EventDefinition<Exception>,Microsoft.EntityFrameworkCore.Diagnostics.ConcurrencyExceptionEventData>? createEventData, System.Threading.CancellationToken cancellationToken = default);

static member OptimisticConcurrencyExceptionAsync : Microsoft.EntityFrameworkCore.Diagnostics.IDiagnosticsLogger<Microsoft.EntityFrameworkCore.DbLoggerCategory.Update> * Microsoft.EntityFrameworkCore.DbContext * System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IUpdateEntry> * Microsoft.EntityFrameworkCore.DbUpdateConcurrencyException * Func<Microsoft.EntityFrameworkCore.DbContext, Microsoft.EntityFrameworkCore.DbUpdateConcurrencyException, System.Collections.Generic.IReadOnlyList<Microsoft.EntityFrameworkCore.Update.IUpdateEntry>, Microsoft.EntityFrameworkCore.Diagnostics.EventDefinition<Exception>, Microsoft.EntityFrameworkCore.Diagnostics.ConcurrencyExceptionEventData> * System.Threading.CancellationToken -> System.Threading.Tasks.ValueTask<Microsoft.EntityFrameworkCore.Diagnostics.InterceptionResult>

<Extension()>
Public Function OptimisticConcurrencyExceptionAsync (diagnostics As IDiagnosticsLogger(Of DbLoggerCategory.Update), context As DbContext, entries As IReadOnlyList(Of IUpdateEntry), exception As DbUpdateConcurrencyException, createEventData As Func(Of DbContext, DbUpdateConcurrencyException, IReadOnlyList(Of IUpdateEntry), EventDefinition(Of Exception), ConcurrencyExceptionEventData), Optional cancellationToken As CancellationToken = Nothing) As ValueTask(Of InterceptionResult)

参数

diagnostics

IDiagnosticsLogger<DbLoggerCategory.Update>

要使用的诊断记录器。

context

DbContext

正在使用的上下文。

entries

IReadOnlyList<IUpdateEntry>

并发冲突中涉及的条目。

exception

DbUpdateConcurrencyException

导致此事件的异常。

createEventData

Func<DbContext,DbUpdateConcurrencyException,IReadOnlyList<IUpdateEntry>,EventDefinition<Exception>,ConcurrencyExceptionEventData>

可选委托，用于替代事件数据创建。

cancellationToken

CancellationToken

等待 CancellationToken 任务完成时要观察的 。

返回

ValueTask<InterceptionResult>

Task异步结果的 。

例外

OperationCanceledException

如果已取消 CancellationToken。