反射获取成员方法并使用的练习

package ClassTest.ClassFieldsTest;

import java.lang.reflect.Constructor;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

/**
 * FileName: ReflectDemo04
 * Author:   lps
 * Date:     2022/4/11 21:30
 * Sign:刘品水 Q：1944900433
 */
public class ReflectDemo04 {
    public static void main(String[] args) throws ClassNotFoundException, NoSuchMethodException, InvocationTargetException, InstantiationException, IllegalAccessException {
        Class<?> c = Class.forName("ClassTest.ClassTest01.Student");
        //Student s=new Student();
        Constructor<?> con = c.getConstructor();
        Object obj = con.newInstance();
        //s.method1();
        Method method1 = c.getMethod("method1");
        method1.invoke(obj);
        ////s.method2();
        Method method2 = c.getMethod("method2",String.class);
        method2.invoke(obj,"hhh");
        //String ss = s.method3("Lps", 21);
        //System.out.println(ss);
        Method method3 = c.getDeclaredMethod("method3", String.class, int.class);
        Object o = method3.invoke(obj, "刘品水", 21);
        System.out.println(o);
        //s.function();
        Method function = c.getDeclaredMethod("function");
        function.setAccessible(true);
        function.invoke(obj);

    }
}

标签：function,反射,obj,method3,method1,练习,获取,method2,Method
来源： https://www.cnblogs.com/lps1944900433/p/16132422.html