暴力反射

package com.qingmu.alipay4.utils;

/**
 * @Auther:qingmu
 * @Description:脚踏实地,只为出人头地
 * @Date:Created in 19:52 2019/8/8
 */
public class AccessibleTest {
    private int age;
    private String name;
    private String heigh;

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public String getHeigh() {
        return heigh;
    }

    public void setHeigh(String heigh) {
        this.heigh = heigh;
    }
}

package com.qingmu.alipay4.utils;

import java.lang.reflect.Field;

/**
 * @Auther:qingmu
 * @Description:脚踏实地,只为出人头地
 * @Date:Created in 19:53 2019/8/8
 */
public class Main {
    public static void main(String[] args) throws IllegalAccessException, ClassNotFoundException {
        Class<?> aClass = Class.forName("com.qingmu.alipay4.utils.AccessibleTest");
        AccessibleTest accessibleTest = new AccessibleTest();
        accessibleTest.setAge(18);
        accessibleTest.setName("huahua");
        for (Field declaredField : aClass.getDeclaredFields()) {
            declaredField.setAccessible(true);
            System.out.println(declaredField.get(accessibleTest));
        }
    }
}