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新增 LogicDeleteManager,用于处理跳过逻辑删除的场景
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@ -69,4 +69,16 @@ globalConfig.setNormalValueOfLogicDelete("...");
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//设置数据已被删除时的值
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globalConfig.setDeletedValueOfLogicDelete("...");
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```
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```
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## 跳过逻辑删除处理
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在某些场景下,我们再执行查询、更新或删除数据时,有必要跳过 MyBatis-Flex 自动添加的逻辑删除的相关条件,
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此时,我们可以使用 LogicDeleteManager.execWithoutLogicDelete() 方法处理,代码如下:
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```java
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LogicDeleteManager.execWithoutLogicDelete(() ->
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accountMapper.deleteById(1)
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);
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```
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以上代码中,`accountMapper` 会直接对 `Account` 数据进行物理删除,忽略逻辑删除字段配置。
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@ -0,0 +1,49 @@
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package com.mybatisflex.core.logicdelete;
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import java.util.function.Supplier;
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public class LogicDeleteManager {
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private static final ThreadLocal<Boolean> skipFlags = new ThreadLocal<>();
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/**
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* 跳过逻辑删除字段处理,直接进行数据库物理操作
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*/
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public static <T> T execWithoutLogicDelete(Supplier<T> supplier) {
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try {
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skipLogicDelete();
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return supplier.get();
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} finally {
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restoreLogicDelete();
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}
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}
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/**
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* 跳过逻辑删除字段处理
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*/
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public static void skipLogicDelete() {
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skipFlags.set(Boolean.TRUE);
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}
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/**
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* 恢复逻辑删除字段处理
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*/
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public static void restoreLogicDelete() {
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skipFlags.remove();
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}
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public static String getLogicDeleteColumn(String logicDeleteColumn) {
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if (logicDeleteColumn == null) {
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return null;
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}
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Boolean skipFlag = skipFlags.get();
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if (skipFlag == null) {
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return logicDeleteColumn;
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}
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return skipFlag ? null : logicDeleteColumn;
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}
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}
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@ -0,0 +1,20 @@
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/*
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* Copyright (c) 2022-2023, Mybatis-Flex (fuhai999@gmail.com).
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* <p>
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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* <p>
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* http://www.apache.org/licenses/LICENSE-2.0
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* <p>
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* 逻辑删除相关功能
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*/
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package com.mybatisflex.core.logicdelete;
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