架构师训练营第三周作业

import java.util.ArrayList;
public abstract class Component {    protected String name;    protected ArrayList<Component> lstComponets;
    public Component(String name) {        this.name = name;    }
    public void add(Component component){        this.lstComponets.add(component);    }
    public void remove(Component component) {        this.lstComponets.remove(component);    }
    public abstract void print();}
public class Winform extends Component {    public Winform(String name) {        super(name);    }
    @Override    public void print() {        System.out.println("print WinForm("+this.name+")");        for (Component child : lstComponets) {            child.print();        }    }}
public class Picture extends Component {    public Picture(String name) {        super(name);    }
    @Override    public void print() {        System.out.println("print WinForm("+this.name+")");        for (Component child : lstComponets) {            child.print();        }    }}
public class Button extends Component {    public Button(String name) {        super(name);    }
    @Override    public void print() {        System.out.println("print Button("+this.name+")");        for (Component child : lstComponets) {            child.print();        }    }}
public class Frame extends Component {    public Frame(String name) {        super(name);    }
    @Override    public void print() {        System.out.println("print Frame("+this.name+")");        for (Component child : lstComponets) {            child.print();        }    }}
public class Label extends Component {    public Label(String name) {        super(name);    }
    @Override    public void print() {        System.out.println("print Label("+this.name+")");        for (Component child : lstComponets) {            child.print();        }    }}
public class TextBox extends Component {    public TextBox(String name) {        super(name);    }
    @Override    public void print() {        System.out.println("print TextBox("+this.name+")");        for (Component child : lstComponets) {            child.print();        }    }}
public class PasswordBox extends Component {    public PasswordBox(String name) {        super(name);    }
    @Override    public void print() {        System.out.println("print PasswordBox("+this.name+")");        for (Component child : lstComponets) {            child.print();        }    }}
public class CheckBox extends Component {    public CheckBox(String name) {        super(name);    }
    @Override    public void print() {        System.out.println("print CheckBox("+this.name+")");        for (Component child : lstComponets) {            child.print();        }    }}
public class LinkLabel extends Component {    public LinkLabel(String name) {        super(name);    }
    @Override    public void print() {        System.out.println("print LinkLabel(" + this.name + ")");        for (Component child : lstComponets) {            child.print();        }    }}
public class Client {    public static void main(String[] args) {        Component winform = new Winform("WINDOWS窗口");        winform.add(new Picture("LOGO"));        Component frame = new Frame("FRAME");        frame.add(new Label("用户名"));        frame.add(new TextBox("文本框"));        frame.add(new Label("密码"));        frame.add(new PasswordBox("密码框"));        frame.add(new CheckBox("复选框"));        frame.add(new TextBox("记住用户名"));        frame.add(new LinkLabel("忘记密码"));        winform.add(frame);        winform.add(new Button("登录"));        winform.add(new Button("注册"));        winform.print();    }
}