装饰模式java+c++
[实验任务一]：手机功能的升级
用装饰模式模拟手机功能的升级过程：简单的手机(SimplePhone)在接收来电时，会发出声音提醒主人；而JarPhone除了声音还能振动；更高级的手机(ComplexPhone)除了声音、振动外，还有灯光闪烁提示。
package test11;
public class Client {
public static void main(String[]args) {
Phone p=new SimplePhone();
p.call();
System.out.println("Simple");
JarPhone p1=new JarPhone(p);
p1.shoke();
System.out.println("JarPhone");
ComplexPhone p2=new ComplexPhone(p1);
p2.light();
System.out.println("ComplexPhone");
}
}
package test11;
public class ComplexPhone extends UpgradePhone{
public ComplexPhone(Phone phone){
super(phone);
System.out.println("***增加闪光功能***");
}
public void light(){
System.out.println("灯光闪烁：咔嚓");
}
}
package test11;
public class JarPhone extends UpgradePhone{
public JarPhone(Phone phone){
super(phone);
System.out.println("***增加振动的功能***");
}
public void shoke(){
System.out.println("振动：嗡嗡嗡");
}
}
package test11;
public interface Phone {
public void call();
}
package test11;
public class SimplePhone implements Phone{
public SimplePhone(){
System.out.println("手机收到来电");
}
public void call(){
System.out.println("主人来电话啦！");
}
}
package test11;
public class UpgradePhone implements Phone{
private Phone phone;
public UpgradePhone(Phone a){
phone=a;
}
public void call(){
phone.call();
}
}
#include <iostream>
#include <string>
#include <list>
using namespace std;
//抽象构建——Phone类
class Phone
{
public:
Phone() {}
virtual ~Phone() {}
virtual void call() {}
};
//具体构建——SimplePhone
class SimplePhone : public Phone
{
private:
string name;
public:
SimplePhone(string name) : name(name) {}
~SimplePhone() {}
void call() {
cout <<"--------------" <<name << "------------------" << endl;
cout<<"响铃：主人来电话啦！"<<endl;
}
};
//抽象装饰类——UpgradePhone
class UpgradePhone : public Phone
{
private:
Phone* phone;
public:
UpgradePhone(Phone* phone) : phone(phone) {}
virtual void call() {
phone->call();
}
};
//具体装饰类——JarPhone
class JarPhone : public UpgradePhone
{
public:
JarPhone(Phone* phone) : UpgradePhone(phone) {}
void call() {
UpgradePhone::call();
shoke();
}
private:
void shoke() {
cout << "振动：嗡嗡嗡" << endl;
}
};
//具体装饰类—— ComplexPhone
class ComplexPhone : public UpgradePhone
{
public:
ComplexPhone(Phone* phone) : UpgradePhone(phone) {}
void call() {
UpgradePhone::call();
light();
}
private:
void light() {
cout << "闪光：咔嚓" << endl;
}
};
int main()
{
Phone* phone = new SimplePhone("SimplePhone");
phone->call();
Phone* jphone = new SimplePhone("JarPhone");
Phone* ph1 = new JarPhone(jphone);
ph1->call();
Phone* cphone = new SimplePhone("ComplexPhone");
Phone* ph2 = new JarPhone(cphone);
Phone* ph3 = new ComplexPhone(ph2);
ph3->call();
delete phone;
delete jphone;
delete ph1;
delete ph2;
delete ph3;
delete cphone;
}
