001/*
002 *  Copyright (c) 2022-2023, Mybatis-Flex (fuhai999@gmail.com).
003 *  <p>
004 *  Licensed under the Apache License, Version 2.0 (the "License");
005 *  you may not use this file except in compliance with the License.
006 *  You may obtain a copy of the License at
007 *  <p>
008 *  http://www.apache.org/licenses/LICENSE-2.0
009 *  <p>
010 *  Unless required by applicable law or agreed to in writing, software
011 *  distributed under the License is distributed on an "AS IS" BASIS,
012 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016package com.mybatisflex.core.transaction;
017
018/**
019 * 事务的传递方式，参考 spring
020 */
021public enum Propagation {
022
023    //若存在当前事务，则加入当前事务，若不存在当前事务，则创建新的事务
024    REQUIRED(0),
025
026    //若存在当前事务，则加入当前事务，若不存在当前事务，则已非事务的方式运行
027    SUPPORTS(1),
028
029    //若存在当前事务，则加入当前事务，若不存在当前事务，则抛出异常
030    MANDATORY(2),
031
032    //始终以新事务的方式运行，若存在当前事务，则暂停（挂起）当前事务。
033    REQUIRES_NEW(3),
034
035    //以非事务的方式运行，若存在当前事务，则暂停（挂起）当前事务。
036    NOT_SUPPORTED(4),
037
038    //以非事务的方式运行，若存在当前事务，则抛出异常。
039    NEVER(5),
040
041    //如果存在当前事务，则在嵌套事务中执行，否则行为类似于 PROPAGATION_REQUIRED
042    NESTED(6),
043    ;
044
045    private int value;
046
047    Propagation(int value) {
048        this.value = value;
049    }
050
051    public int getValue() {
052        return value;
053    }
054
055    public void setValue(int value) {
056        this.value = value;
057    }
058}