架构师训练营第三周作业

作业一：

手写单例模式

作业二：

组合模式的代码实现

public abstract class Window{

protected String id;

public Window(String id) {

this.id = id;

}

public String getId() {

return id;

}

public abstract boolean windowPrint();

}

public class Frame extends Window{



public Frame(String id) {

super(id);

}



@Override

public boolean windowPrint() {

System.out.println(id);

return true;

}

}

public class WindowForm extends Window{

private List<Window> subNodes = new ArrayList<>();



public WindowForm(String id) {

super(id);

}



@Override

public boolean windowPrint() {

for(Window window : subNodes) {

System.out.println(window.id);

}

return true;

}

public void addSubNode(Window window) {

subNodes.add(window);

}

}

public class Demo {

public static void main(String[] args) {

WindowForm windowTree = new WindowForm("window form");

WindowForm nodeFrame = new WindowForm("frame");

Frame picture = new Frame("picture");

Frame button1 = new Frame("button");

Frame button2 = new Frame("button");

windowTree.addSubNode(picture);

windowTree.addSubNode(button1);

windowTree.addSubNode(button2);

Frame label1 = new Frame("label");

Frame label2 = new Frame("label");

Frame label3 = new Frame("label");

Frame textBox = new Frame("textbox");

Frame passWordBox = new Frame("passwordbox");

Frame checkBox = new Frame("checkbox");

Frame linkLable = new Frame("linklable");

nodeFrame.addSubNode(label1);

nodeFrame.addSubNode(textBox);

nodeFrame.addSubNode(label2);

nodeFrame.addSubNode(passWordBox);

nodeFrame.addSubNode(checkBox);

nodeFrame.addSubNode(label3);

nodeFrame.addSubNode(linkLable);

windowTree.addSubNode(nodeFrame);

windowTree.windowPrint();

nodeFrame.windowPrint();

}

}