摘要:
package model; import java.util.Date; public abstract class Pet { private String name; private String sex; private int age; private Date createtime; private int happy; priva... 阅读全文
摘要:
import java.io.File; //import java.util.Date; //import java.util.Random; //import java.util.UUID; //import util.DateFormatUtil; public class Text { public static void main(String[] args){ ... 阅读全文
摘要:
public class Person { private String name; private Pet pet; public Person() {} public Person(String name,Pet pet){ this.name=name; this.pet=pet; ... 阅读全文