* 歌曲类
*/
public class Music {
public Music() {
super()
}
public Music(String song) {
super()
System.out.println("《"+song+"》")
System.out.println(".....多来米发所拉稀....")
}
}
/**
* 乐器接口，凡实现该接口的都游演奏的功能
*/
public interface Instrument {
public Music musical(String song)
}
/**
* 管弦类乐器
*/
public class Orchestral implements Instrument {
public Music musical(String song) {
System.out.println("下面用管弦类乐器演奏 "+song)
return new Music(song)
}
}
/**
* 弹奏类乐器
*/
public class Spiccato implements Instrument {
public Music musical(String song) {
System.out.println("下面用弹奏类乐器弹奏 "+song)
return new Music(song)
}
}
/**
* 其他类型乐器
*/
public class Other implements Instrument {
String instrument
public Other() {
super()
}
public Other(String instrument) {
this.instrument = instrument
}
public Music musical(String song) {
System.out.println("用 "+instrument+" 演奏的 "+song)
return new Music(song)
}
public static void main(String[] args) {
Other other = new Other("古筝")
other.musical("高山流水")
}
}
/**
* 笛子
*/
public class Fife extends Orchestral {
public Fife(String song) {
super.musical(song)
System.out.println("这是用横笛吹奏的 "+song)
}
}
/**
* 萨克斯
*/
public class Sax extends Orchestral {
public Sax(String song) {
super.musical(song)
System.out.println("这是用萨克斯演奏的 "+song)
}
}
/**
* 吉他
*/
public class Guitar extends Spiccato {
public Guitar(String song) {
super.musical(song)
System.out.println("这是吉他弹奏的")
}
}
/**
* 钢琴
*/
public class Piano extends Spiccato {
public Piano() {
super()
}
public Piano(String song) {
super.musical(song)
System.out.println("这是在用钢琴弹奏 "+song)
}
}
/*** 乐器类
*/
public class Instrument {
//名称
private String name
//重量
private String weight
//品牌
private String brand
//价格
private String price
//无参构造
public Instrument() {
}
//表演方法
public void perform() {
System.out.println("表演方法")
}
public String getName() {
return name
}
public void setName(String name) {
this.name = name
}
public String getWeight() {
return weight
}
public void setWeight(String weight) {
this.weight = weight
}
public String getBrand() {
return brand
}
public void setBrand(String brand) {
this.brand = brand
}
public String getPrice() {
return price
}
public void setPrice(String price) {
this.price = price
}
} /**
* 钢琴类
*/
public class Piano extends Instrument{
//类型
private String type
//制作年份
private String year
//出产国
private String country
//重写表演方法
public void perform() {
System.out.println("用手指轻轻敲击弹奏")
}
public String getType() {
return type
}
public void setType(String type) {
this.type = type
}
public String getYear() {
return year
}
public void setYear(String year) {
this.year = year
}
public String getCountry() {
return country
}
public void setCountry(String country) {
this.country = country
}
} /**
* 小提琴类
*/
public class Violin extends Instrument{
//琴弦厂家
private String factory
//制作者
private String maker
//重写表演方法
public void perform() {
System.out.println("用琴弓轻轻拉动琴弦")
}
public String getFactory() {
return factory
}
public void setFactory(String factory) {
this.factory = factory
}
public String getMaker() {
return maker
}
public void setMaker(String maker) {
this.maker = maker
}
} /**
* 测试类
*/
public class Test {
public static void main(String[] args) {
//钢琴表演
Piano p = new Piano()
p.perform()
//小提琴表演
Violin v = new Violin()
v.perform()
}
}
