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DataflowMessageHeader Structure

Provides a container of data attributes for passing between dataflow blocks.

Namespace: System.Threading.Tasks.Dataflow
Assembly: System.Threading.Tasks.Dataflow (in System.Threading.Tasks.Dataflow.dll)

Syntax

C++

public value struct DataflowMessageHeader : IEquatable<DataflowMessageHeader>

Constructors

	Name	Description
	DataflowMessageHeader(Int64)	Initializes a new DataflowMessageHeader with the specified attributes.

Properties

	Name	Description
	Id	Gets the ID of the message within the source.
	IsValid	Gets the validity of the message.

Methods

	Name	Description
	Equals(DataflowMessageHeader)	Checks two DataflowMessageHeader instances for equality by ID without boxing.
	Equals(Object^)	Checks boxed DataflowMessageHeader instances for equality by ID.(Overrides ValueType::Equals(Object^).)
	GetHashCode()	Generates a hash code for the DataflowMessageHeader instance.(Overrides ValueType::GetHashCode().)
	GetType()	(Inherited from Object.)
	ToString()	(Inherited from ValueType.)

Operators

	Name	Description
	Equality(DataflowMessageHeader, DataflowMessageHeader)	Checks two DataflowMessageHeader instances for equality by ID.
	Inequality(DataflowMessageHeader, DataflowMessageHeader)	Checks two DataflowMessageHeader instances for non-equality by ID.

Remarks

Note
The TPL Dataflow Library (System.Threading.Tasks.Dataflow namespace) is not distributed with the .NET Framework 4.5. To install the System.Threading.Tasks.Dataflow namespace, open your project in Visual Studio 2012, choose Manage NuGet Packages from the Project menu, and search online for the Microsoft.Tpl.Dataflow package.

Thread Safety

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

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