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/*
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* Copyright 2008-2009 MOPAS(MINISTRY OF SECURITY AND PUBLIC ADMINISTRATION).
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package egovframework.com.cmm.filter;
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import java.io.IOException;
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import javax.servlet.Filter;
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import javax.servlet.FilterChain;
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import javax.servlet.FilterConfig;
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import javax.servlet.ServletException;
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import javax.servlet.ServletRequest;
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import javax.servlet.ServletResponse;
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import javax.servlet.http.Cookie;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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/**
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*
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* SessionTimeoutCookieFilter
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* @author 공통컴포넌트 팀 신용호
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* @since 2020.06.17
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* @version 1.0
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* @see
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*
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* <pre>
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* << 개정이력(Modification Information) >>
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*
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* 수정일 수정자 수정내용
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* ---------- -------- ---------------------------
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* 2020.06.17 신용호 최초 생성
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*
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*/
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public class SessionTimeoutCookieFilter implements Filter{
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@SuppressWarnings("unused")
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private FilterConfig config;
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public void doFilter(ServletRequest request, ServletResponse response,
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FilterChain chain) throws IOException, ServletException {
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HttpServletResponse httpResponse = (HttpServletResponse) response;
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HttpServletRequest httpRequest = (HttpServletRequest) request;
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long serverTime = System.currentTimeMillis();
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long sessionExpireTime = serverTime + httpRequest.getSession().getMaxInactiveInterval() * 1000;
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Cookie cookie = new Cookie("egovLatestServerTime", "" + serverTime);
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boolean secure = request.isSecure();
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if ( secure ) cookie.setSecure(true);
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cookie.setHttpOnly(true);
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cookie.setPath("/");
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httpResponse.addCookie(cookie);
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cookie = new Cookie("egovExpireSessionTime", "" + sessionExpireTime);
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if ( secure ) cookie.setSecure(true);
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cookie.setHttpOnly(true);
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cookie.setPath("/");
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// Date dateServer = new java.util.Date(serverTime);
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// Date dateExpiry = new java.util.Date(sessionExpireTime);
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// SimpleDateFormat format = new java.text.SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
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// String serverYMD = format.format(dateServer);
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// String expiryYMD = format.format(dateExpiry);
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//System.out.println("=====>>> serverYMD = "+serverYMD);
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//System.out.println("=====>>> expiryYMD = "+expiryYMD);
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//System.out.println("=====>>> server TimeStamp = "+serverTime);
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//System.out.println("=====>>> expire TimeStamp = "+sessionExpireTime);
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httpResponse.addCookie(cookie);
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chain.doFilter(request, response);
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}
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public void init(FilterConfig config) throws ServletException {
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this.config = config;
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}
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public void destroy() {
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}
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}
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