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  • [JSP] Login
    공부 2023. 9. 12. 16:05

     

    package unit07;
    
    import java.io.IOException;
    import java.io.PrintWriter;
    
    import jakarta.servlet.ServletException;
    import jakarta.servlet.annotation.WebServlet;
    import jakarta.servlet.http.HttpServlet;
    import jakarta.servlet.http.HttpServletRequest;
    import jakarta.servlet.http.HttpServletResponse;
    
    /**
     * Servlet implementation class LoginServlet
     */
    @WebServlet("/LoginServlet")
    public class LoginServlet extends HttpServlet {
    	private static final long serialVersionUID = 1L;
           
        /**
         * @see HttpServlet#HttpServlet()
         */
        public LoginServlet() {
            super();
            // TODO Auto-generated constructor stub
        }
    
    	/**
    	 * @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
    	 */
    	protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    		response.setContentType("text/html;charset=UTF-8");
    		String id = request.getParameter("id"); // 받을 때는 request
    		String pwd = request.getParameter("pwd");
    		PrintWriter out = response.getWriter(); // response에 담아서 보내줌
    		out.print("<html><body>");
    		out.println("당신이 입력한 정보입니다.<br>");
    		out.println("아이디 : ");
    		out.println(id);
    		out.println("<br> 비밀번호 : ");
    		out.println(pwd);
    		out.println("<br><a href='javascript:history.go(-1)'>다시</a>");
    		out.print("</body></html>");
    		out.close();
    	}
    
    	/**
    	 * @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
    	 */
    	protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
    		// TODO Auto-generated method stub
    	}
    
    }

    <%@ page language="java" contentType="text/html; charset=UTF-8"
    	pageEncoding="UTF-8"%>
    <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
    <title>Insert title here</title>
    </head>
    <body>
    	<form method="get" action="LoginServlet"> <!-- LoginServlet에 get 방식으로 나간다 -->
    		<label for="userid"> 아이디 : </label> 
    		<input type="text" name="id" id="userid"><br> 
    		<label for="userpwd"> 암 &nbsp; 호 : </label> 
    		<input type="password" name="pwd" id="userpwd"><br>
    		<input type="submit" value="로그인">
    	</form>
    </body>
    </html>

     

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