桥接模式

public abstract class Mobilephone {
    public Soft soft;
    public void setsoft(Soft soft) {
        this.soft=soft;
    }
    public abstract void run();
}

public class Phonea extends Mobilephone {
    @Override
    public  void run() {
        soft.run();
    }
}

public abstract class Soft {
    public abstract void run() ;
}

public class SoftA extends Soft {
    public void run() {
        System.out.println("运行软件A");
    }
}

public class Client {
public static void main(String[] args) {
    Mobilephone phone1=new Phonea();
    phone1.setsoft(new SoftA());
    phone1.run();
    }
}