Ò׽ؽØͼÈí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

ÀûÓÃJSP£¬·ÀÖ¹Öظ´Ìá½»µÄÎÊÌâ

    Ò»°ã£¬ÔںܶàÓ¦ÓÃϵͳÖУ¬Óû§¶à´ÎÌá½»Öظ´Êý¾ÝÊÇÒ»¸öºÜÑÏÖصÄÎÊÌ⣬»áµ¼ÖÂÓ¦ÓÃϵͳÖкܶàÀ¬»øÊý¾Ý£¬ÔÚStrutsÖпò¼ÜÖУ¬ÓÐTOKEN»úÖÆÀ´·ÀÖ¹Óû§Ìá½»Öظ´Êý¾Ý£¬ÕâÊÇÒ»¸öºÜºÃµÄ°ì·¨£¬µ«ÊÇ£¬TOKEN»úÖƱØÐëµÃÓõ½html:form±êÇ©£¬ÎÒ²»Ï²»¶ÓÃÕâ¸ö±êÇ©£¬ÎÒ¾õµÃÊÇÒ»¸öÀÛ׸£¬ËùÒÔÎÒÈ¥µôHTML:FORM±êÇ©£¬ÖØж¨ÒåTOKEN»úÖÆ£¬·½·¨ÈçÏ£º
1¡¢´´ÐÂÐÂÀà,TokenProcess
public class TokenProcessor {
       private long privious;//ÉÏ´ÎÉú³É±íµ¥±êʶºÅµÃʱ¼äÖµ
       private static TokenProcessor instance=new TokenProcessor();
       public static String FORM_TOKEN_KEY="FORM_TOKEN_KEY";
       private TokenProcessor(){
          
       }
       public static TokenProcessor getInstance(){
           return instance;
       }
       /**
        * ÑéÖ¤ÇëÇóÖеñêʶºÅÊÇ·ñÓÐЧ£¬Èç¹ûÇëÇóÖÐµÄ±íµ¥±êʶÓ뵱ǰÓû§sessionÖеÄÏàͬ£¬·µ»Ø½á¹ûtrue=
        */
       public synchronized boolean isTokenValid(HttpServletRequest request){
           //δ±ÜÃâsession¶ÔÏó²»´æÔÚʱºò´´½¨Session¶ÔÏó
           HttpSession session=request.getSession(false);
           if(session==null){return false;}
           String saved=(String)session.getAttribute(FORM_TOKEN_KEY);
           if(saved==null){
               return false;
           }
           St


Ïà¹ØÎĵµ£º

jspÖеÄÔªËصÄidÖµºÍnameÖµ£¬ÔÚieºÍffÖеÄÇø±ð

document.getElementById("flag")ÔÚieÖУ¬jspÖеÄÔªËØûÓÐidÖµ£¬ÓÐnameֵʱ£¬Ò²Äܲé³öÀ´£¬°´ÕÕnameÖµ²é¡£
µ«ÊÇÔÚfirefoxÖУ¬Èç¹ûûÓÐidÖµ£¬Ôò²é²»³öÀ´¡£ËùÒÔieÖУ¬nameºÍidÓÐʱͨÓ㻵«ÊÇfirefoxÖУ¬ÊÇÓÐÕâÑϸñÇø±ðµÄ¡£ ......

²»¼ä¶ÏÑ­»·¹ö¶¯Í¼Æ¬£¬jspÍøÒ³´úÂë

<html>
 <head>
  <title>marquee</title>
  <style>
   #marq {
    width:500px;
    height:100px;
    border:1px solid red;
    overflow:hidden;
   }
   #mar ......

JSPÂÒÂëÖÕ¼«½â¾ö£¨ÊµÓã©

 JspÊÇÒ»¸öºÜÈÈÃŵĻ°Ì⣬µ«Èôó¶àÊýÈ˶¼Í·Í´µÄÊÇJSPÒ³ÃæÖеÄÂÒÂëÎÊÌ⣬±ÊÕßÉíÓÐÌå»á£»ÔøΪÁ˽â¾öÖÐÎÄÂÒÂëÎÊÌâÓôÃÆÁ˺ü¸Ì죬ÊÔÁ˺ܶ෽·¨¶¼²»ÐС£×îºóÔÚJSPרҵÈËÊ¿µÄ°ïÖúÏ£¬ÖÕÓÚ½â¾ö¡£Ö®ºó±ÊÕßÔø¶Ô´Ë×öÁËһЩСµÄÑо¿¡£  
  Ê×ÏÈÎÒÃÇÏÈÁ˽âÒ»ÏÂÎÊÌâµÄÔ­Òò¡£Ò»°ãÇé¿öÔÚÔÚÿ¸öJSPÒ³µÄÍ·²¿¶¼ÓÐÕâÑùÒ» ......

ÔÚjspÖÐÖ±½ÓÊä³ö¶þ½øÖÆͼƬ


<%@ page info="Random Image Show"  
    pageEncoding="UTF-8" contentType="image/jpg"  
    autoFlush="true" buffer="16kb" session="false" import="java.io.FileInputStream"  
%>< ......

JSPµÄÄÚÖöÔÏó

À´Ô´ÓÚ¡¶Java¡¢javaEEÈí¼þ¹¤³Ìʦ¾ÍÒµÇóÖ°Êֲᡷ
1 HttpServletRequestÀàµÄrequest¶ÔÏ󣺴ú±íÇëÇó¶ÔÏó£¬Ö÷ÒªÓÃÓÚ½ÓÊÜ¿Í»§¶Ëͨ¹ýHTTPЭÒéÁ¬½Ó´«Êäµ½·þÎñÆ÷µÄÊý¾Ý¡£
2 HttpServletResponseÀàµÄresponse£º´ú±íÏìÓ¦¶ÔÏó£¬Ö÷ÒªÓÃÓÚÏò¿Í»§¶Ë·¢ËÍÊý¾Ý¡£
3 JspWriterÀàµÄout¶ÔÏó:Ö÷ÒªÓÃÓÚÏò¿Í»§¶ËÊä³öÊý¾Ý£¬OutµÄ»ùÀàÊÇJspWriter¡ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØͼ | ¸ÓICP±¸09004571ºÅ