THPDFDocumentHandlerStatus Type

THPDFDocumentHandlerStatus = (
  dhsNotRun, dhsSucceeded, dhsNoHandler, dhsInvalidOptions,
  dhsInvalidSource, dhsUnsupportedContent, dhsBudgetExceeded,
  dhsCancelled, dhsHandlerFailed, dhsDestinationFailed
);

Distinguishes recognition, validation, budget, cancellation, handler and destination outcomes without requiring exceptions for expected failures

Optional Document Handlers