자바 텍스트 낚시 프로그램입니다.

import java.lang.*;
import java.util.*;
import java.io.*;
import java.time.*;
 
public class fish{
    public static void main(String args[]) throws Exception{
        Angle angle=new Angle();
        boolean mi;
        Console console=System.console();
 
        while(true){
            angle.init();
            angle.drop();
            mi=angle.middle();
            if(mi)
                angle.up();
 
            System.out.print("계속하시겠습니까?(y/n)>>");
            String No=console.readLine();
 
            if(No.equals("y")){
                System.out.println("계속하겠습니다.");
                continue;
            }
            else if(No.equals("n")){
                System.out.println("그만두겠습니다.");
                break;
            }
        }
        angle.result();
    }
}
 
class Angle{
    Hook[] hook=Hook.values();
    Rod[] rod=Rod.values();
 
    int preHook;
    int preRod;
 
    //물고기 수확하는 갯수변수
    int crucianfish;
    int catfish;
 
    int zzie=0; //낚시찌 길이
 
    //낚시 초기화
    public void init() throws Exception{
        Scanner scanner=new Scanner(System.in);
 
        while(true){
            System.out.println("   ++낚시 채비++");
            System.out.println("낚시바늘:0=1호 1=2호");
 
            System.out.print("입력:");
            this.preHook=scanner.nextInt();
 
            if(this.preHook<0 || this.preHook>1){
                System.out.println("잘못입력하셨습니다.");
                continue;
            }
 
            System.out.println("   ++낚시 채비++");
            System.out.println("낚시대:0=나무 1=쇠");
 
            System.out.print("입력:");
            this.preRod=scanner.nextInt();
 
            if(this.preRod<0 || this.preRod>1){
                System.out.println("잘못입력하셨습니다.");
                continue;
            }
 
            break;
        }
 
        if(hook[this.preHook]==Hook.ONE){
            System.out.println("낚시바늘 1호선택");
        }
        else if(hook[this.preHook]==Hook.TWO){
            System.out.println("낚시바늘 2호선택");
        }
 
        if(rod[this.preRod]==Rod.TREE){
            System.out.println("낚시대 나무선택");
        }
        else if(rod[this.preRod]==Rod.STAIN){
            System.out.println("낚시대 쇠선택");
        }
        System.out.println("낚시준비가 되었습니다.");
 
    }
    //낚시를 드리울때
    public void drop() throws Exception{
        Scanner scanner=new Scanner(System.in);
        System.out.print("낚시찌 길이 입력(1~10미터):>>");
 
        this.zzie=scanner.nextInt(); //zzie 필드를 씁니다.
        System.out.printf("낚시찌 길이가 %d--미터입니다.\n",this.zzie);
        System.out.println("낚시를 물에 드리웁니다.");
        System.out.println("낚시바늘이 물속에 있습니다.");
    }
    //낚시중일때
    public boolean middle() throws Exception{
        LocalDateTime now=LocalDateTime.now();
        Random random=new Random((long)now.getSecond());
        int watime=random.nextInt(10)+1;
        boolean rope;
 
        if(hook[this.preHook]==Hook.ONE){
            if(rod[this.preRod]==Rod.TREE){
                rope=random.nextBoolean();
                if(rope){
                    System.out.println("낚시가 잘되가고 있습니다.");
                    Thread.sleep(watime*1000);
                    return true;
                }
                else{
                    System.out.println("낚시가 잘되가고 있습니다.");
                    Thread.sleep(watime*1000);
                    System.out.println("낚시줄이 끊어졌습니다.");
                    return false;
                }
            }
            else if(rod[this.preRod]==Rod.STAIN){
                rope=random.nextBoolean();
                if(rope){
                    System.out.println("낚시가 잘되가고 있습니다.");
                    Thread.sleep(watime*1000);
                    return true;
                }
                else{
                    System.out.println("낚시가 잘되가고 있습니다.");
                    Thread.sleep(watime*1000);
                    System.out.println("낚시줄이 끊어졌습니다.");
                    return false;
                }
            }
        }
        else if(hook[this.preHook]==Hook.TWO){
            if(rod[this.preRod]==Rod.TREE){
                rope=random.nextBoolean();
                if(rope){
                    System.out.println("낚시가 잘되가고 있습니다.");
                    Thread.sleep(watime*1000);
                    return true;
                }
                else{
                    System.out.println("낚시가 잘되가고 있습니다.");
                    Thread.sleep(watime*1000);
                    System.out.println("낚시줄이 끊어졌습니다.");
                    return false;
                }
            }
            else if(rod[this.preRod]==Rod.STAIN){
                rope=random.nextBoolean();
                if(rope){
                    System.out.println("낚시가 잘되가고 있습니다.");
                    Thread.sleep(watime*1000);
                    return true;
                }
                else{
                    System.out.println("낚시가 잘되가고 있습니다.");
                    Thread.sleep(watime*1000);
                    System.out.println("낚시줄이 끊어졌습니다.");
                    return false;
                }
            }
        }
        return true;
    }
    //물고기가 밖으로 나올때
    public void up() throws Exception{
        Scanner scanner=new Scanner(System.in);
        boolean run=true;
        LocalDateTime now=LocalDateTime.now();
        Random random=new Random((long)now.getSecond());
 
        System.out.println("물고기가 물렸습니다.");
        int zzimet=this.zzie;
 
        int loop=random.nextInt(5); //낚시 잡아당기는 횟수
 
        while(run){
            System.out.printf("물고기가 %d--미터에 있습니다.\n",zzimet);
            System.out.print("낚시찌 길이 입력(잡아당김)>>");
            int capmet=scanner.nextInt();
 
            zzimet-=capmet;
 
            if(zzimet<0){
                System.out.println("잘못입력하셨습니다.");
                System.out.println("다시입력하십시오.");
                zzimet=random.nextInt(9)+1;
                continue;
            }
 
            loop--;
            if(loop==0 && zzimet==0){
                run=false;
                System.out.println("물고기가 뜰채에 담을때가 되었습니다.");
 
                boolean fishki=random.nextBoolean();
                if(fishki){
                    (this.crucianfish)++;
                    System.out.println("붕어가 걸렸습니다.");
                }
                else{
                    (this.catfish)++;
                    System.out.println("메기가 걸렸습니다.");
                }
 
            }
            else if(zzimet==0){
                run=true;
                zzimet=random.nextInt(9)+1;
            }
            else if(loop<0){
                loop=random.nextInt(2)+1;
            }
        }
    }
    //낚시 결과를 나타낼때
    public void result() throws Exception{
        System.out.println("오늘 낚시결과입니다.");
        System.out.println("====================");
        System.out.printf("붕어----------%2d마리\n",this.crucianfish);
        System.out.printf("메기----------%2d마리\n",this.catfish);
        System.out.println("====================");
    }
}
//낚시바늘
enum Hook{
    ONE, //바늘 1호
    TWO //바늘 2호
}
//낚시대
enum Rod{
    TREE, //나무
    STAIN //쇠
}