package org.yeshi.utils.bean;

import java.lang.reflect.Field;
import java.util.HashMap;
import java.util.Map;

/**
 * @author Administrator
 * @title: BeanUtil
 * @description: TODO
 * @date 2021/10/11 14:01
 */
public class BeanUtil {

    //复制属性
    public static Object copyProperties(Object source, Object target) throws IllegalAccessException {
        Map<String, Field> targetFieldMap = new HashMap<>();
        Field[] fs = target.getClass().getDeclaredFields();
        for (Field field : fs) {
            targetFieldMap.put(field.getName(), field);
        }
        fs = source.getClass().getDeclaredFields();
        for (Field field : fs) {
            if (targetFieldMap.get(field.getName()) == null)
                continue;
            //获取对象的属性值
            field.setAccessible(true);
            Object resultValue = field.get(source);
            targetFieldMap.get(field.getName()).setAccessible(true);
            targetFieldMap.get(field.getName()).set(target, resultValue);
        }
        return target;
    }


}