ReflectUtil.java

package com.mogujie.trade.tsharding.route.orm.base;

import java.lang.reflect.Field;

/**
 * @author qigong on 15/9/17 下午8:05.
 */
public class ReflectUtil {

    /**
     * 循环向上转型, 获取对象的 DeclaredField
     * @param object : 子类对象
     * @param fieldName : 父类中的属性名
     * @return 父类中的属性对象
     */

    public static Field getDeclaredField(Object object, String fieldName){
        Field field = null ;
        Class<?> clazz = object.getClass() ;
        for(; clazz != Object.class ; clazz = clazz.getSuperclass()) {
            try {
                field = clazz.getDeclaredField(fieldName) ;
                return field ;
            } catch (Exception e) {
            }
        }
        return null;
    }
}