try {
logger.trace(MessageFormatter.nodeMessage(step.getNode(),
"Validating: " + doc.getBaseURI().toASCIIString()));
validator.validate(doc.asSource());
if (validationException != null) {
throw (SaxonApiException) validationException;
}
} catch (SaxonApiException sae) {
if (getOption(_assert_valid,false)) {