ActivityChangeAction.ValidateChanges(Activity) Method

Reference

Definition

Namespace:: System.Workflow.ComponentModel

Assembly:: System.Workflow.ComponentModel.dll

Important

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Validates the changes pending on the target activity.

protected public:
 override System::Workflow::ComponentModel::Compiler::ValidationErrorCollection ^ ValidateChanges(System::Workflow::ComponentModel::Activity ^ contextActivity);

protected internal override System.Workflow.ComponentModel.Compiler.ValidationErrorCollection ValidateChanges (System.Workflow.ComponentModel.Activity contextActivity);

override this.ValidateChanges : System.Workflow.ComponentModel.Activity -> System.Workflow.ComponentModel.Compiler.ValidationErrorCollection

Protected Friend Overrides Function ValidateChanges (contextActivity As Activity) As ValidationErrorCollection

Parameters

contextActivity: Activity

The activity to have its changes validated.

Returns

ValidationErrorCollection

A ValidationErrorCollection that contains any ValidationError resulting from running each Validator defined for the target activity.

Exceptions

ArgumentNullException

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

Remarks

If contextActivity cannot be safely cast to a CompositeActivity a null reference is returned.

Applies to