actionmonitor.java

来自「cwbbs 云网论坛源码」· Java 代码 · 共 38 行

JAVA
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package com.redmoon.forum.security;import javax.servlet.http.HttpServletRequest;import cn.js.fan.util.CookieBean;import com.redmoon.forum.Config;import cn.js.fan.util.StrUtil;import javax.servlet.http.HttpServletResponse;public class ActionMonitor {    public ActionMonitor() {    }        public static boolean canVisit(HttpServletRequest request, HttpServletResponse response) {        Config cfg = Config.getInstance();        int interval = cfg.getVisitInterval();        if (interval==0)            return true;        CookieBean cb = new CookieBean();        String strTime = cb.getCookieValue(request, "lastVisitTime");        if (strTime.equals(""))            strTime = "0";        long curTime = System.currentTimeMillis();        long lastTime = StrUtil.toLong(strTime);                if (curTime - lastTime <= interval)            return false;        else            cb.addCookie(response, "lastVisitTime", "" + curTime);        return true;    }}

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