WorkflowChangeAction.ValidateChanges(Activity) Method

Reference

Definition

Namespace:: System.Workflow.ComponentModel

Assembly:: System.Workflow.ComponentModel.dll

Important

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When overridden in a derived class, validates the changes and returns a ValidationErrorCollection that contains any errors.

protected public:
 abstract System::Workflow::ComponentModel::Compiler::ValidationErrorCollection ^ ValidateChanges(System::Workflow::ComponentModel::Activity ^ activity);

protected internal abstract System.Workflow.ComponentModel.Compiler.ValidationErrorCollection ValidateChanges (System.Workflow.ComponentModel.Activity activity);

abstract member ValidateChanges : System.Workflow.ComponentModel.Activity -> System.Workflow.ComponentModel.Compiler.ValidationErrorCollection

Protected Friend MustOverride Function ValidateChanges (activity As Activity) As ValidationErrorCollection

Parameters

activity: Activity

The Activity upon which to validate the changes.

Returns

ValidationErrorCollection

A ValidationErrorCollection that contains any errors.

Exceptions

ArgumentNullException

activityInstance is a null reference (Nothing in Visual Basic).

Applies to