asMainframeActionOrNull
Casts this StepAction as a MainframeAction and retrieves its aws.sdk.kotlin.services.apptest.model.MainframeAction value. Returns null if the StepAction is not a MainframeAction.
Casts this StepAction as a MainframeAction and retrieves its aws.sdk.kotlin.services.apptest.model.MainframeAction value. Returns null if the StepAction is not a MainframeAction.