OperationCanceledException 類別

定義

在取消執行緒所執行的作業時,執行緒中所擲回的例外狀況。The exception that is thrown in a thread upon cancellation of an operation that the thread was executing.

public ref class OperationCanceledException : SystemException
[System.Runtime.InteropServices.ComVisible(true)]
[System.Serializable]
public class OperationCanceledException : SystemException
type OperationCanceledException = class
    inherit SystemException
Public Class OperationCanceledException
Inherits SystemException
繼承
OperationCanceledException
衍生
屬性

備註

如果已取消的工作具有相關聯的解除標記,則會由 CancellationToken 屬性傳回,而 token 的 CancellationToken.IsCancellationRequested 屬性會設定為 trueIf the task that was canceled had an associated cancellation token, it is returned by the CancellationToken property, and the CancellationToken.IsCancellationRequested property of the token is set to true.

建構函式

OperationCanceledException()

使用系統提供的錯誤訊息,初始化 OperationCanceledException 類別的新執行個體。Initializes a new instance of the OperationCanceledException class with a system-supplied error message.

OperationCanceledException(CancellationToken)

使用取消語彙基元,初始化 OperationCanceledException 類別的新執行個體。Initializes a new instance of the OperationCanceledException class with a cancellation token.

OperationCanceledException(SerializationInfo, StreamingContext)

使用序列化資料,初始化 OperationCanceledException 類別的新執行個體。Initializes a new instance of the OperationCanceledException class with serialized data.

OperationCanceledException(String)

使用指定的錯誤訊息,初始化 OperationCanceledException 類別的新執行個體。Initializes a new instance of the OperationCanceledException class with a specified error message.

OperationCanceledException(String, CancellationToken)

使用指定的錯誤訊息和取消語彙基元,初始化 OperationCanceledException 類別的新執行個體。Initializes a new instance of the OperationCanceledException class with a specified error message and a cancellation token.

OperationCanceledException(String, Exception)

使用指定的錯誤訊息以及造成此例外狀況的內部例外狀況的參考,初始化 OperationCanceledException 類別的新執行個體。Initializes a new instance of the OperationCanceledException class with a specified error message and a reference to the inner exception that is the cause of this exception.

OperationCanceledException(String, Exception, CancellationToken)

使用指定的錯誤訊息、造成此例外狀況的內部例外狀況參考及取消語彙基元,初始化 OperationCanceledException 類別的新執行個體。Initializes a new instance of the OperationCanceledException class with a specified error message, a reference to the inner exception that is the cause of this exception, and a cancellation token.

屬性

CancellationToken

取得與已取消之作業相關聯的語彙基元。Gets a token associated with the operation that was canceled.

Data

取得提供例外狀況之其他使用者定義相關資訊的索引鍵/值組集合。Gets a collection of key/value pairs that provide additional user-defined information about the exception.

(繼承來源 Exception)
HelpLink

取得或設定與這個例外狀況相關聯的說明檔連結。Gets or sets a link to the help file associated with this exception.

(繼承來源 Exception)
HResult

取得或設定 HRESULT,它是指派給特定例外狀況的編碼數值。Gets or sets HRESULT, a coded numerical value that is assigned to a specific exception.

(繼承來源 Exception)
InnerException

取得造成目前例外狀況的 Exception 執行個體。Gets the Exception instance that caused the current exception.

(繼承來源 Exception)
Message

取得描述目前例外狀況的訊息。Gets a message that describes the current exception.

(繼承來源 Exception)
Source

取得或設定造成錯誤的應用程式或物件的名稱。Gets or sets the name of the application or the object that causes the error.

(繼承來源 Exception)
StackTrace

取得呼叫堆疊上即時運算框架的字串表示。Gets a string representation of the immediate frames on the call stack.

(繼承來源 Exception)
TargetSite

取得擲回目前例外狀況的方法。Gets the method that throws the current exception.

(繼承來源 Exception)

方法

Equals(Object)

判斷指定的物件是否等於目前的物件。Determines whether the specified object is equal to the current object.

(繼承來源 Object)
GetBaseException()

在衍生類別中覆寫時,傳回一或多個後續的例外狀況的根本原因 ExceptionWhen overridden in a derived class, returns the Exception that is the root cause of one or more subsequent exceptions.

(繼承來源 Exception)
GetHashCode()

作為預設雜湊函數。Serves as the default hash function.

(繼承來源 Object)
GetObjectData(SerializationInfo, StreamingContext)

在衍生類別中覆寫時,使用例外狀況的資訊設定 SerializationInfoWhen overridden in a derived class, sets the SerializationInfo with information about the exception.

(繼承來源 Exception)
GetType()

取得目前執行個體的執行階段類型。Gets the runtime type of the current instance.

(繼承來源 Exception)
MemberwiseClone()

建立目前 Object 的淺層複本 (Shallow Copy)。Creates a shallow copy of the current Object.

(繼承來源 Object)
ToString()

建立並傳回目前例外狀況的字串表示。Creates and returns a string representation of the current exception.

(繼承來源 Exception)

事件

SerializeObjectState

當例外狀況序列化,以建立包含例外狀況相關序列化資料的例外狀況狀態物件時,就會發生此事件。Occurs when an exception is serialized to create an exception state object that contains serialized data about the exception.

(繼承來源 Exception)

適用於

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