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서블릿에서 요청시 한글처리
- 출력시 한글 처리
- 응답객체인 response의 setContentType()을 호출해 인코딩 지정
- response.setContentType("text/html; charset=UTF-8");
- 입력시 한글 처리
- get방식
- response.setContentType("text/html;charset=UTF-8");
- post방식
- request.setCharacterEncoding("UTF-8");
package jsch02;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
* Servlet implementation class InfoServlet
*/
@WebServlet("/InfoServlet")
public class InfoServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
/**
* @see HttpServlet#HttpServlet()
*/
public InfoServlet() {
super();
// TODO Auto-generated constructor stub
}
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
response.setContentType("text/html;charset=UTF-8");
String name=request.getParameter("name");
String addr=request.getParameter("addr");
PrintWriter out=response.getWriter();
out.print("<html><body>");
out.println("당신이 입력한 정보입니다.<br>");
out.println("이름 : ");
out.println(name);
out.println("<br> 주소 : ");
out.println(addr);
out.println("<br> <a href='javascript:history.go(-1)'>다시</a>");
out.print("</body></html>");
out.close();
response.getWriter().append("Served at: ").append(request.getContextPath());
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
request.setCharacterEncoding("UTF-8");
doGet(request, response);
}
}
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>서블릿</title>
</head>
<body>
<h3> get 방식에서 한글 깨짐 방지</h3>
<form method="get" action="/jspbook/InfoServlet">
이름 : <input type="text" name="name"><br>
주소 : <input type="text" name="addr"><br>
<input type="submit" value="전송"><br>
</form>
<h3> post 방식에서 한글 깨짐 방지</h3>
<form method="post" action="/jspbook/InfoServlet">
이름 : <input type="text" name="name"><br>
주소 : <input type="text" name="addr"><br>
<input type="submit" value="전송"><br>
</form>
</body>
</html>
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