Java tutorial
/* * To change this license header, choose License Headers in Project Properties. * To change this template file, choose Tools | Templates * and open the template in the editor. */ package com.safasoft.treeweb.auth; import com.safasoft.treeweb.bean.FfLogFocus; import com.safasoft.treeweb.service.FfLogFocusService; import com.safasoft.treeweb.util.DataConverter; import com.safasoft.treeweb.util.SessionUtil; import java.util.Date; import javax.servlet.http.HttpSession; import org.springframework.context.ApplicationListener; import org.springframework.security.web.session.HttpSessionDestroyedEvent; import org.springframework.stereotype.Component; /** * To do action when user logout from system * Currently used to record user logout time * @created Apr 17, 2016 * @author awal */ @Component("customLogoutListener") public class CustomLogoutListener implements ApplicationListener<HttpSessionDestroyedEvent> { @Override public void onApplicationEvent(HttpSessionDestroyedEvent e) { //set logout time HttpSession session = e.getSession(); if (session != null) { Object obj = session.getAttribute("logParentId"); if (obj != null) { int logParentId = (Integer) obj; FfLogFocusService flfService = new SessionUtil<FfLogFocusService>() .getAppContext("ffLogFocusService"); FfLogFocus logFocus = flfService.getById(logParentId); DataConverter dc = new DataConverter(); dc.setConverter(new Date(), "dd-MMM-yyyy kk:mm:ss"); logFocus.setLogoutTime(dc.getConverter()); flfService.save(logFocus); } } } }