nastra commented on code in PR #8857: URL: https://github.com/apache/iceberg/pull/8857#discussion_r1388407522
########## nessie/src/main/java/org/apache/iceberg/nessie/NessieIcebergClient.java: ########## @@ -181,133 +186,239 @@ public IcebergTable table(TableIdentifier tableIdentifier) { } public void createNamespace(Namespace namespace, Map<String, String> metadata) { + getRef().checkMutable(); + + if (namespace.isEmpty()) { + throw new IllegalArgumentException("Creating empty namespaces is not supported"); + } + + ContentKey key = ContentKey.of(namespace.levels()); + org.projectnessie.model.Namespace content = + org.projectnessie.model.Namespace.of(key.getElements(), metadata); + try { - getRef().checkMutable(); - withReference( - getApi() - .createNamespace() - .namespace(org.projectnessie.model.Namespace.of(namespace.levels())) - .properties(metadata)) - .create(); - refresh(); - } catch (NessieNamespaceAlreadyExistsException e) { - throw new AlreadyExistsException(e, "Namespace already exists: %s", namespace); + Map<ContentKey, Content> contentMap = + api.getContent().reference(getReference()).key(key).get(); + Content existing = contentMap.get(key); + if (existing != null) { + throw namespaceAlreadyExists(key, existing, null); + } + + try { + commitRetry("create namespace " + key, Operation.Put.of(key, content)); + } catch (NessieReferenceConflictException e) { + NessieConflictHandler.handleSingle( + e, + (conflictType, contentKey) -> { + switch (conflictType) { + case KEY_EXISTS: + Content conflicting = + withReference(api.getContent()).key(contentKey).get().get(contentKey); + throw namespaceAlreadyExists(contentKey, conflicting, e); + case NAMESPACE_ABSENT: + throw new NoSuchNamespaceException( + e, + "Cannot create Namespace '%s': parent namespace '%s' does not exist", + namespace, + contentKey); + default: + return false; + } + }); + throw new RuntimeException( + String.format("Cannot create Namespace '%s': %s", namespace, e.getMessage())); + } + Review Comment: newline ########## nessie/src/main/java/org/apache/iceberg/nessie/NessieIcebergClient.java: ########## @@ -181,133 +186,230 @@ public IcebergTable table(TableIdentifier tableIdentifier) { } public void createNamespace(Namespace namespace, Map<String, String> metadata) { + getRef().checkMutable(); + + if (namespace.isEmpty()) { + throw new IllegalArgumentException("Creating empty namespaces is not supported"); + } + + ContentKey key = ContentKey.of(namespace.levels()); + org.projectnessie.model.Namespace content = + org.projectnessie.model.Namespace.of(key.getElements(), metadata); + try { - getRef().checkMutable(); - withReference( - getApi() - .createNamespace() - .namespace(org.projectnessie.model.Namespace.of(namespace.levels())) - .properties(metadata)) - .create(); - refresh(); - } catch (NessieNamespaceAlreadyExistsException e) { - throw new AlreadyExistsException(e, "Namespace already exists: %s", namespace); + + Map<ContentKey, Content> contentMap = + api.getContent().reference(getReference()).key(key).get(); + Content existing = contentMap.get(key); + if (existing != null) { + throw namespaceAlreadyExists(key, existing, null); + } + + try { + + commitRetry("create namespace " + key, Operation.Put.of(key, content)); + + } catch (NessieReferenceConflictException e) { + + NessieConflictHandler.handleSingle( + e, + (conflictType, contentKey) -> { + switch (conflictType) { + case KEY_EXISTS: + Content conflicting = + withReference(api.getContent()).key(contentKey).get().get(contentKey); + throw namespaceAlreadyExists(contentKey, conflicting, e); + case NAMESPACE_ABSENT: + throw new NoSuchNamespaceException( + e, + "Cannot create Namespace '%s': parent namespace '%s' does not exist", + namespace, + contentKey); + default: + return false; + } + }); + throw new RuntimeException( + String.format("Cannot create Namespace '%s': %s", namespace, e.getMessage())); + } + } catch (NessieNotFoundException e) { throw new RuntimeException( String.format( - "Cannot create Namespace '%s': " + "ref '%s' is no longer valid.", + "Cannot create Namespace '%s': ref '%s' is no longer valid.", namespace, getRef().getName()), e); + } catch (BaseNessieClientServerException e) { + throw new RuntimeException( + String.format("Cannot create Namespace '%s': %s", namespace, e.getMessage()), e); } } public List<Namespace> listNamespaces(Namespace namespace) throws NoSuchNamespaceException { + Review Comment: newline still exists here -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@iceberg.apache.org For additional commands, e-mail: issues-h...@iceberg.apache.org