JSP로 달력 만들기(코드 참고용)

부트캠프(END)/-Web 실습|2022. 8. 11. 22:14

DateModel.java

package doodoo.model;

import javax.servlet.http.HttpServletRequest;
import java.util.*;
import java.text.*;
public class DiaryModel {
	public String diary_main(HttpServletRequest request) {
		Date date = new Date();
		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-M-d");
		String today = sdf.format(date);
		
		StringTokenizer st = new StringTokenizer(today,"-");
		String sy = st.nextToken();
		String sm = st.nextToken();
		String sd = st.nextToken();
		
		String strYear = request.getParameter("year");
		if(strYear==null)
			strYear=sy;
		String strMonth = request.getParameter("month");
		if(strMonth==null)
			strMonth=sm;
		
		int year = Integer.parseInt(strYear);
		int month = Integer.parseInt(strMonth);
		int day = Integer.parseInt(sd);
		
		request.setAttribute("year", year);
		request.setAttribute("month", month);
		request.setAttribute("day", day);
		return "../diary/diary.jsp";
	}
	public String diary_ok(HttpServletRequest request) {
		Date date = new Date();
		SimpleDateFormat sdf = new SimpleDateFormat("yyyy-M-d");
		String today = sdf.format(date);
		
		StringTokenizer st = new StringTokenizer(today,"-");
		String sy = st.nextToken();
		String sm = st.nextToken();
		String sd = st.nextToken();
		
		String strYear = request.getParameter("year");
		if(strYear==null)
			strYear=sy;
		String strMonth = request.getParameter("month");
		if(strMonth==null)
			strMonth=sm;
		
		int year = Integer.parseInt(strYear);
		int month = Integer.parseInt(strMonth);
		int day = Integer.parseInt(sd);
		
		Calendar cal = Calendar.getInstance();
		cal.set(Calendar.YEAR, year);
		cal.set(Calendar.MONTH, month-1);
		cal.set(Calendar.DATE, 1);
		int week = cal.get(Calendar.DAY_OF_WEEK);//각 월 1일자의 요일을 가져온다.
		int lastday = cal.getActualMaximum(Calendar.DATE); //각 달의 마지막 날
		
		String[] strWeek = {"일","월","화","수","목","금","토"};
		
		request.setAttribute("year", year);
		request.setAttribute("month", month);
		request.setAttribute("day", day);
		request.setAttribute("week", week-1);
		request.setAttribute("lastday", lastday);
		request.setAttribute("strWeek", strWeek);
		
		return "../diary/diary_ok.jsp";
	}
}

Controller.java (Servlet)

package doodoo.controller;

import java.io.IOException;

import javax.servlet.RequestDispatcher;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import doodoo.model.DiaryModel;

@WebServlet("*.do")
public class Controller extends HttpServlet {
	private static final long serialVersionUID = 1L;

	@Override
	public void init(ServletConfig config) throws ServletException {
		
	}

	protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		String uri = request.getRequestURI();
		uri = uri.substring(request.getContextPath().length()+1);
		String jsp="";
		if(uri.equals("diary/diary.do")) {
			DiaryModel dm = new DiaryModel();
			jsp = dm.diary_main(request);
		}else if(uri.equals("diary/diary_ok.do")) {
			DiaryModel dm = new DiaryModel();
			jsp = dm.diary_ok(request);
		}
		RequestDispatcher rd = request.getRequestDispatcher(jsp);
		rd.forward(request, response);
	}

}

 

date.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">
<style type="text/css">
.container{
	margin-top:50px;
}
.row{
	margin: 0px auto;
	width: 300px;
}
</style>
<script type="text/javascript" src="http://code.jquery.com/jquery.js"></script>
<script type="text/javascript">
$(function(){
	$.ajax({
		type:'post',
		url:'diary_ok.do',
		success:function(result){
			$('#print').html(result);
		}
	})
	$('#year').change(function(){
		let year=$('#year').val();
		let month=$('#month').val();
		$.ajax({
			type:'post',
			url:'diary_ok.do',
			data:{"year":year,"month":month},
			success:function(result){
				$('#print').html(result);
			}
		})
	})
	$('#month').change(function(){
		let year=$('#year').val();
		let month=$('#month').val();
		$.ajax({
			type:'post',
			url:'diary_ok.do',
			data:{"year":year,"month":month},
			success:function(result){
				$('#print').html(result);
			}
		})
	})
})
</script>
</head>
<body>
  <div class="container">
    <h1 class="text-center">${year }년 ${month }월 ${day }일</h1>
    <div class="row">
      <table class="table">
        <tr>
          <td>
            <select name="year" class="input-sm" id="year">
              <c:forEach var="i" begin="2022" end="2030">
                <option ${year==i?"selected":"" } >${i }</option>
              </c:forEach>
            </select>년도&nbsp;
            <select name="month" class="input-sm" id="month">
              <c:forEach var="i" begin="1" end="12">
                <option ${month==i?"selected":"" }>${i }</option>
              </c:forEach>
            </select>월&nbsp;
          </td>
        </tr>
      </table>
      <div style="height:15px"></div>
      <div id="print"></div>
    </div>
  </div>
</body>
</html>

 

date_ok.jsp

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Insert title here</title>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">
<style type="text/css">
.container{
	margin-top:50px;
}
.row{
	margin: 0px auto;
	width: 300px;
}
</style>
</head>
<body>
<table class="table">
      	<tr class="success">
      		<c:forEach var="sw" items="${strWeek }" varStatus="s">
      			<c:choose>
      			<c:when test="${s.index==0 }">
      				<c:set var="color" value="red"/>
      			</c:when>
      			<c:when test="${s.index==6 }">
      				<c:set var="color" value="blue"/>
      			</c:when>
      			<c:otherwise>
      				<c:set var="color" value="black"/>
      			</c:otherwise>
      			</c:choose>
      			
      			<th class="text-center"><h3 style="color:${color}">${sw }</h3></th>
      		</c:forEach>
      	</tr>
      	<c:forEach var="i" begin="1" end="${lastday }">
      		<c:if test="${i==1 }">
      			<tr height="50px">
      			<c:forEach var="j" begin="1" end="${week }">
      				<td>&nbsp;</td>
      			</c:forEach>
      			<%-- 요일만큼 공백을 만들어 줌 --%>
      		</c:if>
      		<td class="text-center ${i==day?'danger':'' }">${i }</td> <%--1 일부터 출력 --%>
      		<c:set var="week" value="${week+1 }"/>
      		<c:if test="${week>6 }"><%--일요일 다음에 출력 --%>
      			</tr>
      			<c:set var="week" value="0"/>
      			<tr height="50px">
      		</c:if>
      	</c:forEach>
      </table>
</body>
</html>

 

저작자표시 비영리 변경금지 (새창열림)

'부트캠프(END) > -Web 실습' 카테고리의 다른 글

MyBatis + MVC 실습 (7) : 회원수정/회원탈퇴(소스코드만 정리)  (0) 2022.08.12
MyBatis + MVC 실습 (6) : 검색 기능  (0) 2022.08.08
MyBatis + MVC 실습 (5) : 댓글 기능  (0) 2022.08.08

티스토리툴바