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https://github.com/dromara/RuoYi-Vue-Plus.git
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update 使用 Cglib 重构 BeanCopyUtils 性能优异
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@ -1,16 +1,16 @@
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package com.ruoyi.common.utils;
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import cn.hutool.core.bean.copier.BeanCopier;
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import cn.hutool.core.bean.copier.CopyOptions;
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import cn.hutool.core.collection.CollUtil;
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import cn.hutool.core.map.MapUtil;
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import cn.hutool.core.util.ObjectUtil;
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import cn.hutool.core.util.ReflectUtil;
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import cn.hutool.extra.cglib.CglibUtil;
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import java.util.List;
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import java.util.stream.Collectors;
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import java.util.Map;
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/**
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* bean深拷贝工具
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* bean深拷贝工具(基于 cglib 性能优异)
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*
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* @author Lion Li
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*/
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@ -19,48 +19,99 @@ public class BeanCopyUtils {
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/**
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* 单对象基于class创建拷贝
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*
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* @param source 数据来源实体
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* @param copyOptions copy条件
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* @param desc 描述对象 转换后的对象
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* @param source 数据来源实体
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* @param desc 描述对象 转换后的对象
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* @return desc
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*/
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public static <T, V> V oneCopy(T source, CopyOptions copyOptions, Class<V> desc) {
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V v = ReflectUtil.newInstanceIfPossible(desc);
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return oneCopy(source, copyOptions, v);
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public static <T, V> V copy(T source, Class<V> desc) {
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if (ObjectUtil.isNull(source)) {
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return null;
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}
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if (ObjectUtil.isNull(desc)) {
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return null;
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}
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return CglibUtil.copy(source, desc);
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}
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/**
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* 单对象基于对象创建拷贝
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*
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* @param source 数据来源实体
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* @param copyOptions copy条件
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* @param desc 转换后的对象
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* @param source 数据来源实体
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* @param desc 转换后的对象
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* @return desc
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*/
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public static <T, V> V oneCopy(T source, CopyOptions copyOptions, V desc) {
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public static <T, V> V copy(T source, V desc) {
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if (ObjectUtil.isNull(source)) {
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return null;
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}
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return BeanCopier.create(source, desc, copyOptions).copy();
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if (ObjectUtil.isNull(desc)) {
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return null;
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}
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CglibUtil.copy(source, desc);
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return desc;
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}
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/**
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* 列表对象基于class创建拷贝
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*
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* @param sourceList 数据来源实体列表
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* @param copyOptions copy条件
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* @param desc 描述对象 转换后的对象
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* @param sourceList 数据来源实体列表
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* @param desc 描述对象 转换后的对象
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* @return desc
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*/
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public static <T, V> List<V> listCopy(List<T> sourceList, CopyOptions copyOptions, Class<V> desc) {
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public static <T, V> List<V> copyList(List<T> sourceList, Class<V> desc) {
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if (ObjectUtil.isNull(sourceList)) {
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return null;
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}
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if (CollUtil.isEmpty(sourceList)) {
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return CollUtil.newArrayList();
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}
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return sourceList.stream()
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.map(source -> oneCopy(source, copyOptions, desc))
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.collect(Collectors.toList());
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return CglibUtil.copyList(sourceList, () -> ReflectUtil.newInstanceIfPossible(desc));
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}
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/**
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* bean拷贝到map
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*
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* @param bean 数据来源实体
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* @return map对象
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*/
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public static <T> Map<String, Object> copyToMap(T bean) {
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if (ObjectUtil.isNull(bean)) {
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return null;
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}
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return CglibUtil.toMap(bean);
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}
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/**
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* map拷贝到bean
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*
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* @param map 数据来源
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* @param beanClass bean类
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* @return bean对象
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*/
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public static <T> T mapToBean(Map<String, Object> map, Class<T> beanClass) {
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if (MapUtil.isEmpty(map)) {
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return null;
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}
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if (ObjectUtil.isNull(beanClass)) {
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return null;
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}
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return CglibUtil.toBean(map, beanClass);
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}
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/**
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* map拷贝到bean
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*
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* @param map 数据来源
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* @param bean bean对象
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* @return bean对象
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*/
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public static <T> T mapToBean(Map<String, Object> map, T bean) {
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if (MapUtil.isEmpty(map)) {
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return null;
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}
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if (ObjectUtil.isNull(bean)) {
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return null;
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}
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return CglibUtil.fillBean(map, bean);
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}
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}
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