| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to you under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package avatica |
| |
| import ( |
| "context" |
| |
| "github.com/apache/calcite-avatica-go/v5/message" |
| ) |
| |
| type tx struct { |
| conn *conn |
| } |
| |
| // Commit commits a transaction |
| func (t *tx) Commit() error { |
| |
| defer t.enableAutoCommit() |
| |
| _, err := t.conn.httpClient.post(context.Background(), &message.CommitRequest{ |
| ConnectionId: t.conn.connectionId, |
| }) |
| |
| if err != nil { |
| return t.conn.avaticaErrorToResponseErrorOrError(err) |
| } |
| |
| return nil |
| } |
| |
| // Rollback rolls back a transaction |
| func (t *tx) Rollback() error { |
| |
| defer t.enableAutoCommit() |
| |
| _, err := t.conn.httpClient.post(context.Background(), &message.RollbackRequest{ |
| ConnectionId: t.conn.connectionId, |
| }) |
| |
| if err != nil { |
| return t.conn.avaticaErrorToResponseErrorOrError(err) |
| } |
| |
| return nil |
| } |
| |
| // enableAutoCommit enables auto-commit on the server |
| func (t *tx) enableAutoCommit() error { |
| |
| _, err := t.conn.httpClient.post(context.Background(), &message.ConnectionSyncRequest{ |
| ConnectionId: t.conn.connectionId, |
| ConnProps: &message.ConnectionProperties{ |
| AutoCommit: true, |
| HasAutoCommit: true, |
| TransactionIsolation: t.conn.config.transactionIsolation, |
| }, |
| }) |
| |
| if err != nil { |
| return t.conn.avaticaErrorToResponseErrorOrError(err) |
| } |
| |
| return nil |
| } |