명품 JAVA Programming 제 8장 Open Challenge

파일을 읽어들여서 행맨(hangMan) 게임 만들기

 

import java.util.*;
import java.io.*;

class Word{
	private String eng;
	Word(String eng){
		this.eng=eng;
	}
	String getEng() {
		return this.eng;
	}
}

public class Main {

	static Vector<Word> v=new Vector<Word>();
	
	static String randomWord() {
		int r=(int)(Math.random()*v.size());
		return v.get(r).getEng();
	}
	
	static void setPlay(boolean visited[], String eng) {
		for(int i=0;i<visited.length;i++) {
			visited[i]=true;
		}
		
		int tmp=-1;
		for(int i=0;i<2;i++) {
			int r=(int)(Math.random()*eng.length());
			if(!visited[r]) i--;
			else {
				if(i==1) {
					if(eng.charAt(tmp)!=eng.charAt(r)) visited[r]=false;
					else i--;
				}
				else {
					tmp=r;
					visited[r]=false;
				}
			}
		}
		
		return;
	}
	
	static void playGame(boolean visited[], String eng, Scanner scanner) {		
		int collect_Cnt=0;
		for(int i=0;i<5;i++) {
			for(int j=0;j<eng.length();j++) {
				if(visited[j]) System.out.print(eng.charAt(j));
				else System.out.print("-");
			}
			System.out.println();
			
			System.out.print(">>");
			String user_Answer=scanner.next();
			for(int j=0;j<eng.length();j++) {
				if(!visited[j] && eng.charAt(j)==user_Answer.charAt(0)) {
					visited[j]=true;
					collect_Cnt++;
				}
			}
			
			if(collect_Cnt==2) {
				for(int j=0;j<eng.length();j++) {
					if(visited[j]) System.out.print(eng.charAt(j));
				}
				System.out.println();
				return;
			}
		}
		System.out.println("5번 실패하였습니다.");
		return;
	}
	
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Scanner scanner;
		
		try {
			scanner=new Scanner(new FileReader("C:\\Temp\\test.txt"));
			while(scanner.hasNext()){
				String word=scanner.nextLine();
				v.add(new Word(word));
			}
		} catch(IOException e) {
			System.out.println("입출력 오류");
		}
		
		scanner=new Scanner(System.in);
		System.out.println("지금부터 행맨 게임을 시작합니다.");
		
		while(true) {
			String eng=randomWord();
			boolean visited[]=new boolean[eng.length()];
			setPlay(visited, eng);
			playGame(visited, eng, scanner);
			
			System.out.print("Next(y/n)?");
			String next_Op=scanner.next();
			if(next_Op.charAt(0)=='n') {
				System.out.println("행맨 게임을 종료합니다.");
				break;
			}
		}
		
		scanner.close();
	}

}