package com.classes;/* * 功能:泛型的使用 */public class fanxing {    public static  void  main(String args[]){        contact con = new contact("15995716443","苏州市","500116");        cperson
     
       intro = null;        intro = new cperson
      
       (new introduce("小五", 9, "男"));        System.out.println(intro);        cperson
       
         cont;        cont = new cperson
        
         (new contact("15995716443", "苏州相城区", "500121"));        System.out.println(cont);    }}//定义标识接口interface info{}class cperson 
         
          {    T instance;    public cperson(T instance){        this.instance=instance;    }    public T getInstance() {        return instance;    }    public void setInstance(T instance) {        this.instance = instance;    }    public String toString(){        return this.instance.toString();    }}//定义人的基本信息并继承标识接口class introduce implements info{    String name;    //姓名    int age;        //年龄    String sex;     //性别    public introduce(String name,int age,String sex){        this.setName(name);        this.setAge(age);        this.setSex(sex);    }    public String getName() {        return name;    }    public void setName(String name) {        this.name = name;    }    public int getAge() {        return age;    }    public void setAge(int age) {        this.age = age;    }    public String getSex() {        return sex;    }    public void setSex(String sex) {        this.sex = sex;    }    public String toString(){        return(                        "姓名："+this.getName()+"\n"+                        "年龄："+this.getAge()+"\n"+                        "性别："+this.getSex()+"\n"                    );    }}//定义人的联系方式类并继承标识接口class contact implements info{    String tel=null;    String address = null;    String zipCode = null;    public contact(String tel,String address,String zipCode){        this.settel(tel);        this.setAddress(address);        this.setZipCode(zipCode);    }    public String gettel() {        return tel;    }    public void settel(String tel) {        this.tel = tel;    }    public String getAddress() {        return address;    }    public void setAddress(String address) {        this.address = address;    }    public String getZipCode(){        return zipCode;    }    public void setZipCode(String zipCode) {        this.zipCode = zipCode;    }    public String toString(){        return(                        "电话："+this.gettel()+"\n"+                        "地址："+this.getAddress()+"\n"+                        "邮编："+this.getZipCode()+"\n"                    );    }}