1 package com.tn.clas;
 2 
 3 import java.lang.reflect.Method;
 4 import java.util.Arrays;
 5 
 6 public class Client {
 7     public static void main(String[] args) throws Exception {
 8         Class<User> clas=User.class;
 9         Method m=clas.getMethod("method", String[].class);
10         m.invoke(null, new Object[]{new String[]{"aa","bb","cc"}});//静态方法可省略对象，直接用null替代，或用clas
11         
12         m=clas.getDeclaredMethod("method", int[].class);//非public方法要用declared获取
13         m.setAccessible(true);//非public方法需要设置为可访问
14         m.invoke(clas.newInstance(), new int[]{1,2,3,4,3,2,1});//非静态方法需要提供底层的类对象
15     }
16 }
17 
18 class User{
19     public static void method(String...strings){
20         System.out.println(Arrays.toString(strings));
21     }
22     
23     private void method(int...ints){
24         System.out.println(Arrays.toString(ints));
25     }
26 }