stuartcarnie commented on code in PR #3887:
URL: https://github.com/apache/arrow-rs/pull/3887#discussion_r1144075851
##########
arrow-flight/src/sql/server.rs:
##########
@@ -315,90 +315,57 @@ where
let message =
Any::decode(&*request.get_ref().cmd).map_err(decode_error_to_status)?;
- if message.is::<CommandStatementQuery>() {
- let token = message
- .unpack()
- .map_err(arrow_error_to_status)?
- .expect("unreachable");
- return self.get_flight_info_statement(token, request).await;
- }
- if message.is::<CommandPreparedStatementQuery>() {
- let handle = message
- .unpack()
- .map_err(arrow_error_to_status)?
- .expect("unreachable");
- return self
- .get_flight_info_prepared_statement(handle, request)
- .await;
- }
- if message.is::<CommandGetCatalogs>() {
- let token = message
- .unpack()
- .map_err(arrow_error_to_status)?
- .expect("unreachable");
- return self.get_flight_info_catalogs(token, request).await;
- }
- if message.is::<CommandGetDbSchemas>() {
- let token = message
- .unpack()
- .map_err(arrow_error_to_status)?
- .expect("unreachable");
- return self.get_flight_info_schemas(token, request).await;
- }
- if message.is::<CommandGetTables>() {
- let token = message
- .unpack()
- .map_err(arrow_error_to_status)?
- .expect("unreachable");
- return self.get_flight_info_tables(token, request).await;
- }
- if message.is::<CommandGetTableTypes>() {
- let token = message
- .unpack()
- .map_err(arrow_error_to_status)?
- .expect("unreachable");
- return self.get_flight_info_table_types(token, request).await;
+ match Command::try_from(message).map_err(arrow_error_to_status)? {
+ Command::CommandStatementQuery(token) => {
+ self.get_flight_info_statement(token, request).await
+ }
+ Command::CommandPreparedStatementQuery(handle) => {
+ self.get_flight_info_prepared_statement(handle, request)
+ .await
+ }
+ Command::CommandGetCatalogs(token) => {
+ self.get_flight_info_catalogs(token, request).await
+ }
+ Command::CommandGetDbSchemas(token) => {
+ return self.get_flight_info_schemas(token, request).await
+ }
+ Command::CommandGetTables(token) => {
+ self.get_flight_info_tables(token, request).await
+ }
+ Command::CommandGetTableTypes(token) => {
+ self.get_flight_info_table_types(token, request).await
+ }
+ Command::CommandGetSqlInfo(token) => {
+ self.get_flight_info_sql_info(token, request).await
+ }
+ Command::CommandGetPrimaryKeys(token) => {
+ self.get_flight_info_primary_keys(token, request).await
+ }
+ Command::CommandGetExportedKeys(token) => {
+ self.get_flight_info_exported_keys(token, request).await
+ }
+ Command::CommandGetImportedKeys(token) => {
+ self.get_flight_info_imported_keys(token, request).await
+ }
+ Command::CommandGetCrossReference(token) => {
+ self.get_flight_info_cross_reference(token, request).await
+ }
+ Command::ActionClosePreparedStatementRequest(_)
+ | Command::ActionCreatePreparedStatementRequest(_)
+ | Command::CommandPreparedStatementUpdate(_)
+ | Command::CommandStatementUpdate(_)
+ | Command::DoPutUpdateResult(_)
+ | Command::TicketStatementQuery(_)
+ | Command::ActionCreatePreparedStatementResult(_) => {
+ Err(Status::unimplemented(format!(
+ "get_flight_info: The defined request is invalid: {}",
+ command.type_url()
+ )))
+ }
+ Command::Unknown(Any { ref type_url, .. }) =>
Err(Status::invalid_argument(
+ format!("get_flight_info: The defined request is invalid:
{type_url}"),
+ )),
Review Comment:
Disregard, as I've combined remaining cases.
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