1 /* 2 * Copyright 2009-2021 the original author or authors. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 package org.apache.ibatis.transaction; 17 18 import java.sql.Connection; 19 import java.sql.SQLException; 20 21 /** 22 * Wraps a database connection. 23 * Handles the connection lifecycle that comprises: its creation, preparation, commit/rollback and close. 24 * 25 * @author Clinton Begin 26 */ 27 public interface Transaction { 28 29 /** 30 * Retrieve inner database connection. 31 * @return DataBase connection 32 * @throws SQLException 33 * the SQL exception 34 */ 35 Connection getConnection() throws SQLException; 36 37 /** 38 * Commit inner database connection. 39 * @throws SQLException 40 * the SQL exception 41 */ 42 void commit() throws SQLException; 43 44 /** 45 * Rollback inner database connection. 46 * @throws SQLException 47 * the SQL exception 48 */ 49 void rollback() throws SQLException; 50 51 /** 52 * Close inner database connection. 53 * @throws SQLException 54 * the SQL exception 55 */ 56 void close() throws SQLException; 57 58 /** 59 * Get transaction timeout if set. 60 * 61 * @return the timeout 62 * @throws SQLException 63 * the SQL exception 64 */ 65 Integer getTimeout() throws SQLException; 66 67 }