jsp 달력, 구구단

<%@ page language="java" contentType="text/html; charset=UTF-8"
    pageEncoding="UTF-8"%>
<%@ page import="java.util.Calendar" %>

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Insert title here</title>
</head>
<body>
<%
    Calendar sDay = Calendar.getInstance();
    Calendar eDay = Calendar.getInstance();
    StringBuffer sb = new StringBuffer();

    int year = 2009;
    int month = 5;

    sDay.set(year, month-1, 1);
    eDay.set(year, month, 0);




    sb.append("year :'" +year +"<br>");
    sb.append("month :" +month +"<br>");

    sb.append("- :" +eDay.get(Calendar.DATE) +"<br>");
    sb.append("sDay :" +sDay.get(Calendar.DATE) +"<br>");
    sb.append("eDay :" +eDay.get(Calendar.DATE) +"<br>");
    sb.append("Day of week :" +sDay.get(Calendar.DAY_OF_WEEK) +"<p>");

    sb.append("     " +year +"년 " +month +"월"+"<br>");
    sb.append("<table border='1'>");
    sb.append("<tr>");
    sb.append("<td>" +"일" +"</td>");
    sb.append("<td>" +"월" +"</td>");
    sb.append("<td>" +"화" +"</td>");
    sb.append("<td>" +"수" +"</td>");
    sb.append("<td>" +"목" +"</td>");
    sb.append("<td>" +"금" +"</td>");
    sb.append("<td>" +"토" +"</td>");
    sb.append("</tr>");
    sb.append("<tr>");

    for(int i=1; i<sDay.get(Calendar.DAY_OF_WEEK); i++){
        sb.append("<td>");
        sb.append("");
        sb.append("</td>");
    }

    for(int i=sDay.get(Calendar.DATE), n=sDay.get(Calendar.DAY_OF_WEEK); i<=eDay.get(Calendar.DATE); i++, n++){
        sb.append("<td>");
        if(eDay.get(Calendar.DATE) == i){
            sb.append("<td bgcolor='yellow'>");
        }
        sb.append((i<10)?" 0"+i : " "+i);
        if(n%7==0) sb.append("</td></tr>");
    }

    sb.append("</table>");

%>
<%= sb %>
</body>
</html>

<%@page language="java" contentType="text/html;charset=utf-8" pageEncoding="utf-8" %>
<%!
    private StringBuffer getGugudan(int dan) {
        StringBuffer result = new StringBuffer();
        result.append("<table border='0' cellpadding='2' cellspacing='0'>");
        result.append("<tr>");
        result.append("<td align='center'>" + dan + "단</td>");
        result.append("</tr>");

        for(int row=1 ; row<10 ; row++) {
            result.append("<tr>");
            result.append("<td align='center'>" + dan + "X" + row + "=" + (dan*row) + "</td>");
            result.append("</tr>");
        }
        result.append("</table>");
        return result;
    }
%>
<html>
<head>
<title></title>
<meta http-equiv="Content-type" content="text/html;charset=utf-8">
</head>

<body>
<table border='1' cellpadding='2' cellspacing='0' bordercolordark='#ffffff' bordercolorlight='#000000'>
<%
    for(int i=1 ; i<10 ; i++) {
        if(i%3 == 1) {
            out.println("<tr>");
        }
        out.println("<td width='100' align='center'>" + getGugudan(i).toString() + "</td>");
        if(i%3 == 0) {
            out.println("</tr>");
        }
    }
%>
</table>
</body>
</html>

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