架构师训练营第三周作业

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发布于: 2020 年 10 月 04 日
作业一：1. 请在草稿纸上手写一个单例模式的实现代码，拍照提交作业。(略过)
2. 请用组合设计模式编写程序，打印输出图 1 的窗口，窗口组件的树结构如图 2 所示，打印输出示例参考图 3。
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import java.io.*;
import java.util.ArrayList;
class ViewObject{
    protected String name;
    public ViewObject(String name) {
        this.name = name;
    }
    void print(){
        System.out.println("print " + this.getClass().getName() + "(" + name + ")");
    }
}
class ViewCombinationObject extends ViewObject{
    protected ArrayList<ViewObject> subObjects = new ArrayList<ViewObject>();
    public ViewCombinationObject(String name) {
        super(name);
    }
    public void addSubViewObject(ViewObject obj) {
        subObjects.add(obj);
    }
    public void print() {
        System.out.println("print " + this.getClass().getName() + "(" + name + ")");
        for (ViewObject obj : subObjects) {
            obj.print();
        }
    }
}
class WinForm extends ViewCombinationObject{
    public WinForm(String name) {
        super(name);
    }
}
class Picture extends ViewObject{
    public Picture(String name) {
        super(name);
    }
}
class Button extends ViewObject{
    public Button(String name) {
        super(name);
    }
}
class Frame extends ViewCombinationObject{
    public Frame(String name) {
        super(name);
    }
}
class Lable extends ViewObject{
    public Lable(String name) {
        super(name);
    }
}
class TextBox extends ViewObject{
    public TextBox(String name) {
        super(name);
    }
}
class PasswordBox extends ViewObject{
    public PasswordBox(String name) {
        super(name);
    }
}
class CheckBox extends ViewObject{
    public CheckBox(String name) {
        super(name);
    }
}
class LinkLable extends ViewObject{
    public LinkLable(String name) {
        super(name);
    }
}
public class test {
    public static void main(String args[]) { 
        WinForm window = new WinForm("WINDOW窗口");
        window.addSubViewObject(new Picture("LOGO图片"));
        window.addSubViewObject(new Button("登录"));
        window.addSubViewObject(new Button("注册"));
        Frame frame1 = new Frame("FRAME1");
        frame1.addSubViewObject(new Lable("用户名"));
        frame1.addSubViewObject(new TextBox("文本框"));
        frame1.addSubViewObject(new Lable("密码"));
        frame1.addSubViewObject(new PasswordBox("密码框"));
        frame1.addSubViewObject(new CheckBox("复选框"));
        frame1.addSubViewObject(new TextBox("记住用户名"));
        frame1.addSubViewObject(new LinkLable("忘记密码"));
        window.addSubViewObject(frame1);
        window.print();
    }
}
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作业二：根据当周学习情况，完成一篇学习总结
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