ExternalDataExchangeService Class

 
System_CAPS_noteNote

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Note: This API is now obsolete.

Represents a service that must be added to the workflow run-time engine for local services communications to be enabled. Local service implementations are required to be added to the ExternalDataExchangeService for these services to be properly initialized and registered.

Namespace:   System.Workflow.Activities
Assembly:  System.Workflow.Activities (in System.Workflow.Activities.dll)

System.Object
  System.Workflow.Runtime.Hosting.WorkflowRuntimeService
    System.Workflow.Activities.ExternalDataExchangeService

[ObsoleteAttribute("The System.Workflow.* types are deprecated.  Instead, please use the new types from System.Activities.*")]
public class ExternalDataExchangeService : WorkflowRuntimeService

NameDescription
System_CAPS_pubmethodExternalDataExchangeService()

Initializes a new instance of the ExternalDataExchangeService class.

System_CAPS_pubmethodExternalDataExchangeService(ExternalDataExchangeServiceSection)

Initializes a new instance of the ExternalDataExchangeService class.

System_CAPS_pubmethodExternalDataExchangeService(NameValueCollection)

Initializes a new instance of the ExternalDataExchangeService class.

System_CAPS_pubmethodExternalDataExchangeService(String)

Initializes a new instance of the ExternalDataExchangeService class.

NameDescription
System_CAPS_protpropertyRuntime

Gets the WorkflowRuntime for this service.(Inherited from WorkflowRuntimeService.)

System_CAPS_protpropertyState

Gets the state of the WorkflowRuntimeService.(Inherited from WorkflowRuntimeService.)

NameDescription
System_CAPS_pubmethodAddService(Object)

Adds the specified service to the ExternalDataExchangeService.

System_CAPS_pubmethodEquals(Object)

Determines whether the specified object is equal to the current object.(Inherited from Object.)

System_CAPS_protmethodFinalize()

Allows an object to try to free resources and perform other cleanup operations before it is reclaimed by garbage collection.(Inherited from Object.)

System_CAPS_pubmethodGetHashCode()

Serves as the default hash function. (Inherited from Object.)

System_CAPS_pubmethodGetService(Type)

Gets the service implementation of the specified interface type, if the service is available.

System_CAPS_pubmethodGetType()

Gets the Type of the current instance.(Inherited from Object.)

System_CAPS_protmethodMemberwiseClone()

Creates a shallow copy of the current Object.(Inherited from Object.)

System_CAPS_protmethodOnStarted()

When overridden in a derived class, represents the method that will be called when the workflow runtime engine raises the WorkflowRuntime.Started event.(Inherited from WorkflowRuntimeService.)

System_CAPS_protmethodOnStopped()

When overridden in a derived class, represents the method that will be called when the workflow runtime engine raises the WorkflowRuntime.Stopped event.(Inherited from WorkflowRuntimeService.)

System_CAPS_protmethodRaiseServicesExceptionNotHandledEvent(Exception, Guid)
System_CAPS_pubmethodRemoveService(Object)

Removes the specified service from the ExternalDataExchangeService.

System_CAPS_protmethodStart()

Adds local services if a configuration section was specified during construction of the object.(Overrides WorkflowRuntimeService.Start().)

System_CAPS_protmethodStop()

When overridden in a derived class, stops the service and changes the State to Stopping.(Inherited from WorkflowRuntimeService.)

System_CAPS_pubmethodToString()

Returns a string that represents the current object.(Inherited from Object.)

System_CAPS_noteNote

This material discusses types and namespaces that are obsolete. For more information, see Deprecated Types in Windows Workflow Foundation 4.5.

A local service implementation is a class that implements an interface that is marked with ExternalDataExchangeAttribute. Local services added in this way are used by CallExternalMethodActivity and HandleExternalEventActivity.

.NET Framework
Available since 3.0

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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