1、工具类
package com.shucha.deveiface.biz.utils;
import com.shucha.deveiface.biz.model.Comparison;
import java.lang.reflect.Field;
import java.util.ArrayList;
import java.util.List;
public class CompareObjUtil {
public static List compareObj(Object beforeObj, Object afterObj) throws Exception{
List diffs = new ArrayList<>();
if(beforeObj == null) {
throw new RuntimeException("原对象不能为空");
}
if(afterObj == null) {
throw new RuntimeException("新对象不能为空");
}
if(!beforeObj.getClass().isAssignableFrom(afterObj.getClass())){
throw new RuntimeException("两个对象不相同,无法比较");
}
//取出属性
Field[] beforeFields = beforeObj.getClass().getDeclaredFields();
Field[] afterFields = afterObj.getClass().getDeclaredFields();
Field.setAccessible(beforeFields, true);
Field.setAccessible(afterFields, true);
//遍历取出差异值
if(beforeFields != null && beforeFields.length > 0){
for(int i=0; i
public static void main(String[] args) throws Exception {
ApIData apIData = new ApIData()
.setName("张三")
.setMonth("5")
.setHh("1");
ApIData apIData1 = new ApIData()
.setName("张三")
.setMonth("9")
.setHh("35");
List list = CompareObjUtil.compareObj(apIData, apIData1);
System.out.println(list);
}
package com.shucha.deveiface.biz.model;
import lombok.Data;
import lombok.experimental.Accessors;
@Data
@Accessors(chain = true) //注解用来配置lombok如何产生和显示getters和setters的方法
public class ApIData {
private String ident_card;
private String name;
private String hh;
private String month;
private String owner_id;
private String street_name;
}