IEntityEntryGraphIterator.TraverseGraphAsync 方法

定義

命名空間:

Microsoft.EntityFrameworkCore.ChangeTracking

組件:

Microsoft.EntityFrameworkCore.dll

套件:

Microsoft.EntityFrameworkCore v9.0.0

多載

TraverseGraphAsync<TState>(EntityEntryGraphNode<TState>, Func<EntityEntryGraphNode<TState>,CancellationToken,Task<Boolean>>, CancellationToken)

周遊實體圖表，允許在每個節點上採取動作。

TraverseGraphAsync<TState>(EntityEntryGraphNode<TState>, Func<EntityEntryGraphNode<TState>,CancellationToken,Task<Boolean>>, CancellationToken)

來源:

IEntityEntryGraphIterator.cs

周遊實體圖表，允許在每個節點上採取動作。

public System.Threading.Tasks.Task TraverseGraphAsync<TState> (Microsoft.EntityFrameworkCore.ChangeTracking.EntityEntryGraphNode<TState> node, Func<Microsoft.EntityFrameworkCore.ChangeTracking.EntityEntryGraphNode<TState>,System.Threading.CancellationToken,System.Threading.Tasks.Task<bool>> handleNode, System.Threading.CancellationToken cancellationToken = default);

abstract member TraverseGraphAsync : Microsoft.EntityFrameworkCore.ChangeTracking.EntityEntryGraphNode<'State> * Func<Microsoft.EntityFrameworkCore.ChangeTracking.EntityEntryGraphNode<'State>, System.Threading.CancellationToken, System.Threading.Tasks.Task<bool>> * System.Threading.CancellationToken -> System.Threading.Tasks.Task

Public Function TraverseGraphAsync(Of TState) (node As EntityEntryGraphNode(Of TState), handleNode As Func(Of EntityEntryGraphNode(Of TState), CancellationToken, Task(Of Boolean)), Optional cancellationToken As CancellationToken = Nothing) As Task

類型參數

TState

狀態物件的型別。

參數

node

EntityEntryGraphNode<TState>

正在流覽的節點。

handleNode

Func<EntityEntryGraphNode<TState>,CancellationToken,Task<Boolean>>

要呼叫以處理節點的委派。

cancellationToken

CancellationToken

CancellationToken等候工作完成時要觀察的 。

傳回

Task

代表非同步作業的工作。

例外狀況

OperationCanceledException

如果取消 CancellationToken。