package unit09;
import java.io.IOException;
import java.io.PrintWriter;
import jakarta.servlet.ServletException;
import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
/**
* Servlet implementation class CheckboxServlet
*/
public class CheckboxServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
/**
* @see HttpServlet#HttpServlet()
*/
public CheckboxServlet() {
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");
PrintWriter out = response.getWriter();
out.print("<html><body>");
String items[] = request.getParameterValues("item");
if (items == null) {
out.print("선택한 항목이 없습니다.");
} else {
out.println("당신이 선택한 항목입니다.<hr>");
for (String item : items) {
out.print(item + " "); // response 객체에 출력
}
}
out.println("<br><a href='javascript:history.go(-1)'>다시</a>");
out.print("</body></html>");
out.close();
}
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
doGet(request, response);
}
}
<%@ 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>
<h2>악세사리</h2>
관심항목을 선택하세요.
<hr>
<form method="get" action="CheckboxServlet">
<input type="checkbox" name="item" value="신발"> 신발 <input
type="checkbox" name="item" value="가방"> 가방 <input
type="checkbox" name="item" value="벨트"> 벨트<br> <input
type="checkbox" name="item" value="모자"> 모자 <input
type="checkbox" name="item" value="시계"> 시계 <input
type="checkbox" name="item" value="쥬얼리"> 쥬얼리<br> <input
type="submit" value="전송">
</form>
</body>
</html>