OOP - Phone.java

package oop;
 
import java.util.Scanner;
 
/**
@author pakjkwan@gmail.com
@since 2020.06.18
@param kind 폰종류 , company 제조사, call 통화내역
*/
class BelPhone{
    protected String kind, company, call;
 
    public String getKind() {return kind;}
    public void setKind(String kind) {this.kind = kind;}
    public String getCompany() {return company;}
    public void setCompany(String company) {this.company = company;}
    public String getCall() {return call;}
    public void setCall(String call) {this.call = call;}
    @Override
    public String toString() {
        return "집전화기 [폰종류=" + kind + ", 제조사=" + company + ", 통화내역=" + call + "]";
    } 
}
class CelPhone extends BelPhone{
    public final static String KIND = "휴대폰";
    protected boolean portable;
    protected String move;
 
    public boolean isPortable() {return portable;}
    public void setPortable(boolean portable) {
        move = (portable) ? "이동중에" : "이동불가능";
        this.portable = portable;
    }
    public String getMove() {return move;}
    public void setMove(String move) {this.move = move;}
    @Override
    public String toString() {
        return String.format("%s 인 %s 제품을 사용해서 %s 라고 %s 통화한다",
                KIND, company, call, move);
    }
    
}
class Iphone extends CelPhone{
    public final static String KIND = "아이폰";
    protected String search;
    public String getSearch() {return search;}
    public void setSearch(String search) {this.search = search;} 
    @Override
    public String toString() {
        return String.format("%s 아이폰을 사용해서 %s중에 %s 을 한다",
                KIND, company, move, search);
    }
}
class GalPhone extends Iphone{
    protected String pay;
    public final static String KIND = "갤럭시";
    public String getPay() {return pay;}
    public void setPay(String pay) {this.pay = pay;}
    
    @Override
    public String toString() {
        return String.format("%s 갤럭시 제품을 사용해서, %s중에  %s 한다",
                KIND, company, move, pay);
    }
}
public class PhoneApp{
    public static void main(String[] args) {
        
        Scanner scanner = new Scanner(System.in);
        BelPhone phone = null;
        BelPhone[] arr = new BelPhone[1];
        CelPhone cel = null;
        Iphone iphone = null;
        GalPhone gphone = null;
        while(true) {
            System.out.println("0.종료 1.집전화걸기 2.전화받기 3. 휴대폰걸기"
                    + "4. 아이폰 서치 5. 삼성페이결제");
            switch (scanner.nextInt()) {
            case 0:return;
            case 1:
                phone = new BelPhone();
                phone.setKind("집전화");
                phone.setCompany("금성사");
                phone.setCall("안녕하세요.");
                arr[0] = phone;
                break;
            case 2:
                System.out.println(arr[0].toString());
            case 3:
                cel = new CelPhone();
                cel.setCompany("노키아");
                cel.setPortable(true);
                cel.setCall("통화하고 있다.");
                arr[0] = cel;
                break;
            case 4: 
                iphone = new Iphone();
                iphone.setCompany("애플");
                iphone.setPortable(true);
                iphone.setSearch("뉴스 검색");
                arr[0] = iphone;
                break;
            case 5: 
                gphone = new GalPhone();
                gphone.setCompany("삼성");
                gphone.setPortable(true);
                gphone.setPay("삼성페이결제");
                arr[0] = gphone;
                break;
            default:
                break;
            }
        }
    }
}