架构师训练营第 1 期 -week3

package com.geektime;
public interface Printer {
    /**
     * 打印
     */
    void print();
    /**
     * 增加子元素
     * @param printer printer
     */
    void add(Printer printer);
}

package com.geektime;
import java.util.ArrayList;
/**
 * 容器类
 */
public class Container implements Printer {
    private ArrayList<Printer> printers = new ArrayList<>();
    private String name;
    public Container(String name) {
        this.name = name;
    }
    @Override
    public void add(Printer printer) {
        printers.add(printer);
    }
    @Override
    public void print() {
        PrintUtil.printControlName(name);
        printers.forEach(Printer::print);
    }
}

package com.geektime;
/**
 * 基础控件类
 */
public class BaseControl implements Printer {
    private String name;
    public BaseControl(String name) {
        this.name = name;
    }
    @Override
    public void print() {
        PrintUtil.printControlName(name);
    }
    @Override
    public void add(Printer printer) {
        throw new UnsupportedOperationException("不支持该方法");
    }
}

package com.geektime;
public class PrintUtil {
    public static void printControlName(String name) {
        System.out.println("print " + name);
    }
}

package com.geektime;
public class Main {
    public static void main(String[] args) {
        Printer winForm = new Container("Window窗口");
        Printer logo = new BaseControl("logo图片");
        Printer frame = new Container("frame1");
        Printer loginButton = new BaseControl("登陆");
        Printer registerButton = new BaseControl("注册");
        Printer userLabel = new BaseControl("用户名");
        Printer passwordLabel = new BaseControl("密码");
        Printer textBox = new BaseControl("文本框");
        Printer passwordBox = new BaseControl("密码框");
        Printer checkBox = new BaseControl("复选框");
        Printer rememberBox = new BaseControl("记住用户名");
        Printer linkLabel = new BaseControl("忘记密码");
        winForm.add(logo);
        winForm.add(frame);
        winForm.add(loginButton);
        winForm.add(registerButton);
        frame.add(userLabel);
        frame.add(passwordLabel);
        frame.add(textBox);
        frame.add(passwordBox);
        frame.add(checkBox);
        frame.add(rememberBox);
        frame.add(linkLabel);
        winForm.print();
    }
}