package com.itranswarp.learnjava;
import java.lang.reflect.Field;
/**
* Learn Java from https://www.liaoxuefeng.com/
*
* @author liaoxuefeng
*/
public class Main {
public static void main(String[] args) throws Exception {
String name = "Xiao Ming";
int age = 20;
Person p = new Person();
// TODO: 利用反射调用setName和setAge方法:
Class cls=p.getClass();
System.out.println(p.getName()); // "Xiao Ming"
System.out.println(p.getAge()); // 20
Field fName=cls.getDeclaredField("name");
fName.setAccessible(true);
fName.set(p,name);
//age
Field fAge=cls.getDeclaredField("age");
fAge.setAccessible(true);
fAge.set(p,age);
}
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橘子汽水味的程序媛
package com.itranswarp.learnjava;
import java.lang.reflect.Field;
/**
* Learn Java from https://www.liaoxuefeng.com/
*
* @author liaoxuefeng
*/
public class Main {
public static void main(String[] args) throws Exception {
String name = "Xiao Ming";
int age = 20;
Person p = new Person();
// TODO: 利用反射调用setName和setAge方法:
Class cls=p.getClass();
System.out.println(p.getName()); // "Xiao Ming"
System.out.println(p.getAge()); // 20
Field fName=cls.getDeclaredField("name");
fName.setAccessible(true);
fName.set(p,name);
//age
Field fAge=cls.getDeclaredField("age");
fAge.setAccessible(true);
fAge.set(p,age);
System.out.println(p.getName()); // "Xiao Ming"
System.out.println(p.getAge()); // 20
}
}