对象数组，根据年龄的值排序（java）

package com.Wzg;

import javax.naming.Name;

public class Test01 {
    public static void main(String[] args) {
        person[] people=new person[3];//创建一个person类的数组
        people[0]=new person("jerry",45,"loser");
        people[1]=new person("morty",14,"student");
        people[2]=new person("rick",66,"scientist");
        System.out.println("排序前:");
        for(int i=0;ipeople[j+1].getAge()){
                    tmp=people[j];
                    people[j]=people[j+1];
                    people[j+1]=tmp;
                }
            }
        }
        System.out.println("排序后:");
        for(int i=0;i