From 7c6fe5f244166a166c08b9ab2ad48aa7c40b8bb0 Mon Sep 17 00:00:00 2001
From: 疯狂的狮子li <15040126243@163.com>
Date: 星期四, 26 八月 2021 09:58:57 +0800
Subject: [PATCH] add 新增 saveOrUpdateAll 方法 可完美替代 saveOrUpdateBatch 高性能
---
ruoyi-common/src/main/java/com/ruoyi/common/core/mybatisplus/core/ServicePlusImpl.java | 53 ++++++++++++++++++++++++++++++-----------------------
1 files changed, 30 insertions(+), 23 deletions(-)
diff --git a/ruoyi-common/src/main/java/com/ruoyi/common/core/mybatisplus/core/ServicePlusImpl.java b/ruoyi-common/src/main/java/com/ruoyi/common/core/mybatisplus/core/ServicePlusImpl.java
index 99441b5..3a461a8 100644
--- a/ruoyi-common/src/main/java/com/ruoyi/common/core/mybatisplus/core/ServicePlusImpl.java
+++ b/ruoyi-common/src/main/java/com/ruoyi/common/core/mybatisplus/core/ServicePlusImpl.java
@@ -1,20 +1,21 @@
package com.ruoyi.common.core.mybatisplus.core;
import cn.hutool.core.bean.copier.CopyOptions;
-import com.baomidou.mybatisplus.annotation.TableId;
-import com.baomidou.mybatisplus.annotation.TableName;
+import cn.hutool.core.util.ObjectUtil;
import com.baomidou.mybatisplus.core.conditions.Wrapper;
+import com.baomidou.mybatisplus.core.metadata.TableInfo;
+import com.baomidou.mybatisplus.core.metadata.TableInfoHelper;
+import com.baomidou.mybatisplus.core.toolkit.Assert;
import com.baomidou.mybatisplus.core.toolkit.ClassUtils;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.ruoyi.common.core.page.PagePlus;
import com.ruoyi.common.utils.BeanCopyUtils;
+import com.ruoyi.common.utils.reflect.ReflectUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.core.ResolvableType;
import java.io.Serializable;
-import java.lang.annotation.Annotation;
-import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
@@ -119,31 +120,37 @@
/**
* 鍗晄ql鎵归噺鎻掑叆( 鍏ㄩ噺濉厖 )
- * 閫傜敤浜庢棤鑴戞彃鍏�
*/
@Override
public boolean saveAll(Collection<T> entityList) {
- ArrayList<T> list = new ArrayList<>();
- for (T t : entityList) {
- try {
- //鑾峰彇灞炴�ф敞瑙ｇ殑value鍊�
- Field f = t.getClass().getDeclaredField("id");
- f.setAccessible( true );//璁剧疆鍙互鑼冨洿private
- Object o = f.get(t);//鑾峰彇鍑篿d鐨勫��
- System.out.println(o);
- if (o == null) {
- //濡傛灉id涓簄ull,鎻掑叆
- list.add(t);
- } else {
- //鍚﹀垯鏇存柊
- baseMapper.updateById(t);
- }
+ return baseMapper.insertAll(entityList) == entityList.size();
+ }
- } catch (Exception e) {
- e.printStackTrace();
+ /**
+ * 鍏ㄩ噺淇濆瓨鎴栨洿鏂� ( 鎸変富閿尯鍒� )
+ */
+ @Override
+ public boolean saveOrUpdateAll(Collection<T> entityList) {
+ TableInfo tableInfo = TableInfoHelper.getTableInfo(entityClass);
+ Assert.notNull(tableInfo, "error: can not execute. because can not find cache of TableInfo for entity!");
+ String keyProperty = tableInfo.getKeyProperty();
+ Assert.notEmpty(keyProperty, "error: can not execute. because can not find column for id from entity!");
+ List<T> addList = new ArrayList<>();
+ List<T> updateList = new ArrayList<>();
+ int row = 0;
+ for (T entity : entityList) {
+ Object id = ReflectUtils.invokeGetter(entity, keyProperty);
+ if (ObjectUtil.isNull(id)) {
+ addList.add(entity);
+ } else {
+ updateList.add(entity);
}
}
- return baseMapper.insertAll(list) == list.size();
+ if (updateBatchById(updateList)) {
+ row += updateList.size();
+ }
+ row += baseMapper.insertAll(addList);
+ return row == entityList.size();
}
/**
--
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