use of org.opendaylight.mdsal.common.api.DataValidationFailedException in project controller by opendaylight.
the class CarEntryDataTreeCommitCohort method canCommit.
@Override
public CheckedFuture<PostCanCommitStep, DataValidationFailedException> canCommit(final Object txId, final DOMDataTreeCandidate candidate, final SchemaContext ctx) {
// Simple data validation - verify the year, if present, is >= 1990
final DataTreeCandidateNode rootNode = candidate.getRootNode();
final Optional<NormalizedNode<?, ?>> dataAfter = rootNode.getDataAfter();
LOG.info("In canCommit: modificationType: {}, dataBefore: {}, dataAfter: {}", rootNode.getModificationType(), rootNode.getDataBefore(), dataAfter);
// MapEntryNode but we verify anyway.
if (dataAfter.isPresent()) {
final NormalizedNode<?, ?> normalizedNode = dataAfter.get();
Verify.verify(normalizedNode instanceof DataContainerNode, "Expected type DataContainerNode, actual was %s", normalizedNode.getClass());
DataContainerNode<?> entryNode = (DataContainerNode<?>) normalizedNode;
final Optional<DataContainerChild<? extends PathArgument, ?>> possibleYear = entryNode.getChild(YEAR_NODE_ID);
if (possibleYear.isPresent()) {
final Number year = (Number) possibleYear.get().getValue();
LOG.info("year is {}", year);
if (!(year.longValue() >= 1990)) {
return Futures.immediateFailedCheckedFuture(new DataValidationFailedException(DOMDataTreeIdentifier.class, candidate.getRootPath(), String.format("Invalid year %d - year must be >= 1990", year)));
}
}
}
// remaining 3PC stages (pre-commit and commit).
return PostCanCommitStep.NOOP_SUCCESS_FUTURE;
}
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