arraylist활용한 회원가입

Login 클래스

import java.util.ArrayList;
import java.util.Scanner;

public class Login {//회원가입

	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		ArrayList<Join> join = new ArrayList<>() ;
		Join jo = new Join();
		String memid, mempw, mempw2;
		join.add(jo);
		System.out.println("1.기존회원");
		System.out.println("2.회원가입");
		
		System.out.print("아이디를 입력하세요 : ");
		memid = in.next();
		jo.setId(memid);
		System.out.print("비밀번호를 입력하세요 : ");
		mempw = in.next();
		jo.setPw(mempw);

		while(true) {
		System.out.println("비밀번호 확인 ");
		mempw2 = in.next();
		if (!mempw2.equals(mempw)) {
			System.out.println("비밀번호가 다릅니다 다시 입력해주세요");
			continue;
		} else if (mempw2.equals(mempw)) {
			System.out.println("일치합니다");
			break;
		}
		}//while(true)
		System.out.println("회원가입완료");
		System.out.println(join.get(0).getId());
		System.out.println(join.get(0).getPw());


}
}

 

 

Join 클래스

public class Join {
	String id, pw;
	
	public Join() {
		
	}

	public String getId() {
		return id;
	}

	public void setId(String id) {
		this.id = id;
	}

	public String getPw() {
		return pw;
	}

	public void setPw(String pw) {
		this.pw = pw;
	}
	
}