1. 实现思路
2. 编写类及接口
3. 编写测试类、让手机播放音频、发信息和通电话
4. 让智能手机上网、播放视频、照相、发信息和通电话

TheakePictures接口
//照相public interface TheakePictures {void takePictures();}``

NetWork接口
//连接网络
public interface NetWork {void netWorkConn();
}

PlayWiring 接口
//播放
public interface PlayWiring {void play();

/*** 手机抽象类*/
public abstract  class Handset {private  String brand;private  String type;public abstract void sendInfo();public abstract void call();public abstract void info();public String getBrand() {return brand;}public void setBrand(String brand) {this.brand = brand;}public String getType() {return type;}public void setType(String type) {this.type = type;}public abstract void show();
}

/*** 智能手机类*/
public class AptitudeHandset extends Handset implements NetWork,TheakePictures,PlayWiring{@Overridepublic void sendInfo() {System.out.println(this.getBrand()+this.getType()+"发信息");}@Overridepublic void call() {System.out.println(this.getBrand()+this.getType()+"打电话");}@Overridepublic void info() {System.out.println(this.getBrand()+this.getType()+"收信息");}@Overridepublic void netWorkConn() {System.out.println(this.getBrand()+this.getType()+"上网");}@Overridepublic void play() {System.out.println(this.getBrand()+this.getType()+"播放视频");}@Overridepublic void takePictures() {System.out.println(this.getBrand()+this.getType()+"照照片");}public void show(){this.netWorkConn();this.call();this.sendInfo();this.takePictures();this.play();}
}

/*** 普通手机类*/
public class CommonHandset extends Handset implements PlayWiring {@Overridepublic void sendInfo() {System.out.println(this.getBrand()+this.getType()+"手机发信息");}@Overridepublic void call() {System.out.println(this.getBrand()+this.getType()+"手机打电话");}@Overridepublic void info() {System.out.println(this.getBrand()+this.getType()+"手机收信息");}@Overridepublic void play() {System.out.println(this.getBrand()+this.getType()+"手机播放视频");}@Overridepublic void show() {this.call();this.sendInfo();this.play();}
}

import java.util.Scanner;/*** 装配手机类*/
public class Host {Scanner sc=new Scanner(System.in);int brandId,typeId;//手机品牌 手机型号public Handset select(int type){Handset handset;if(type==1){/*** 实现智能手机功能*/handset=new AptitudeHandset();System.out.println("1、小米 2、华为、 3、苹果");System.out.println("请选择手机品牌：");brandId=sc.nextInt();switch (brandId){case 1://设置手机品牌handset.setBrand("小米");// System.out.println(aptitudeHandset.getBrand());System.out.println("1、红米 2、小米note 3、小米8");System.out.println("请选择小米手机类型");typeId=sc.nextInt();//设置小米手机类型if(typeId==1){handset.setType("红米");}else if (typeId==2){handset.setType("小米note");}else {handset.setType("小米8");}break;case 2:handset.setBrand("华为");System.out.println("1、荣耀  2、nava  3、华为10");System.out.println("请选择华为手机类型");typeId=sc.nextInt();//设置小米手机类型if(typeId==1){handset.setType("荣耀 ");}else if (typeId==2){handset.setType("nava");}else {handset.setType("华为10");}break;default:handset.setBrand("苹果");System.out.println("1、iphone7  2、iphoneX  3、iphone9");System.out.println("请选择华为手机类型");typeId=sc.nextInt();//设置小米手机类型if(typeId==1){handset.setType("iphone7 ");}else if (typeId==2){handset.setType("iphoneX");}else {handset.setType("iphone9");}break;}}else{/*** 实现普通手机功能*/handset=new CommonHandset();System.out.println("1、诺基亚 2、金立手机 3、三星");System.out.println("请选择普通手机品牌");brandId=sc.nextInt();switch (brandId){case 1://设置手机品牌handset.setBrand("诺基亚");System.out.println("1、210黑色直板 2、105老人备用机 3、3.1plus移动版");System.out.println("请选择诺基亚手机类型");typeId=sc.nextInt();if (typeId==1){handset.setType("210黑色直板");}else if(typeId==2){handset.setType("105老人备用机");}else {handset.setType("3.1plus移动版");}break;case 2:handset.setBrand("金立");System.out.println("1、语音王 2、A350");System.out.println("请选择金立手机类型");typeId=sc.nextInt();if(typeId==1){handset.setType("语音王");}else {handset.setType("A350");}break;default:handset.setBrand("三星");System.out.println("1、B289电信 2、E1150老人机");System.out.println("请选择三星手机类型");typeId=sc.nextInt();if(typeId==1){handset.setType("B289电信");}else {handset.setType("E1150老人机");}break;}}return  handset;}
}

import java.util.Scanner;/*** 测试类*/
public class Test {public static void main(String[] args) {Scanner sc=new Scanner(System.in);Host host=new Host();
//        AptitudeHandset aptitudeHandset=new AptitudeHandset();
//        CommonHandset commonHandset=new CommonHandset();Handset handset;System.out.println("1、智能手机 2、普通手机");System.out.println("请选择手机类型：");int chiooce=sc.nextInt();handset=host.select(chiooce);handset.show();}
}