JSP URLÖÐÎÄ´«²Î
½«²ÎÊýд³É java.net.URLEncoder.encode(sContent,"gb2312")ºóÔÙ´«µÝ¡£
±ÈÈçurlÊÇ"/accept.do?content=<%=java.net.URLEncoder.encode(sContent,"UTF-8")%>";
¶Áȡʱ£¬Ê¹ÓÃ
String sc = new String(request.getParameter("content").getBytes("iso-8859-1"),"UTF-8");
Ïà¹ØÎĵµ£º
JSPºÍSERVLETµ½µ×ÔÚÓ¦ÓÃÉÏÓÐÊ²Ã´Çø±ð£¬ºÜ¶àÈ˸㲻Çå³þ¡£ÎÒÀ´ºú³¶¼¸¾ä°É¡£¼òµ¥µÄ˵£¬SUNÊ×ÏÈ·¢Õ¹³öSERVLET£¬Æä¹¦ÄܱȽÏÇ¿¾¢£¬ÌåϵÉè¼ÆÒ²ºÜÏȽø£¬Ö»ÊÇ£¬ËüÊä³öHTMLÓï¾ä»¹ÊDzÉÓÃÁËÀϵÄCGI·½Ê½£¬ÊÇÒ»¾äÒ»¾äÊä³ö£¬ËùÒÔ£¬±àдºÍÐÞ¸ÄHTML·Ç³£²»·½±ã¡£
ºóÀ´SUNÍÆ³öÁËÀàËÆÓÚASPµÄÏâǶÐ͵ÄJSP£¬°ÑJSP TAGÏâǶµ½HTMLÓï¾äÖУ¬ÕâÑù£¬¾Í ......
ÔÚJSPÖй²ÏíÊý¾Ý£¬´óÌå·ÖΪ2ÖÐÇé¿ö¡£Ò»ÊÇÔÚͬһ¸öÓû§µÄ²»Í¬Ò³ÃæÖ®¼ä¹²ÏíÊý¾Ý£¬¶þÊÇÔÚ²»Í¬µÄÓû§Ö®¼ä¹²ÏíÊý¾Ý.
¶ÔÓÚͬһ¸öÓû§µÄ»á»°£¬ÒªÏëÔÚ²»Í¬µÄÒ³ÃæÖ®¼ä¹²ÏíÊý¾Ý£¬¿ÉÓÐÒÔϼ¸ÖÖÑ¡Ôñ
¡ñ°ÑÊý¾Ý±£´æÔÚSessionÖУ¨ÕâÊǷdz£³£¼ûµÄ·½Ê½£©¡£
¡ñͨ¹ýCookie.
¡ñͨ¹ýÒþº¬µÄ±íµ¥°ÑÊý¾Ý´«µ½ÏÂÒ»¸öÒ³Ãæ¡£
¡ñͨ¹ýServletContext¶ ......
Ò».ʲôÊÇcookies£¿
¡¡¡¡´ó¼Ò¶¼ÖªµÀ£¬ä¯ÀÀÆ÷ÓëWEB·þÎñÆ÷Ö®¼äÊÇʹÓÃHTTPÐÒé½øÐÐͨÐŵ쬵±Ä³¸öÓû§·¢³öÒ³ÃæÇëÇóʱ£¬WEB·þÎñÆ÷Ö»ÊǼòµ¥µÄ½øÐÐÏìÓ¦£¬È»ºó¾Í¹Ø±ÕÓë¸ÃÓû§µÄÁ¬½Ó¡£Òò´Ëµ±Ò»¸öÇëÇó·¢Ë͵½WEB·þÎñÆ÷ʱ£¬ÎÞÂÛÆäÊÇ·ñÊǵÚÒ»´ÎÀ´·Ã£¬·þÎñÆ÷¶¼»á°ÑËüµ±×÷µÚÒ»´ÎÀ´¶Ô´ý£¬ÕâÑùµÄ²»ºÃÖ®´¦¿ÉÏë¶øÖª¡£ÎªÁËÃÖ²¹Õâ¸öȱÏÝ£¬Netsc ......
//ÏÂÃæ£¬´ÓÇëÇóÖеõ½ÊôÐÔ ÎªÒ»¸ö À࣬£¬»áÅжÏÊÇ·ñΪnull£¬£¬ÈçΪnullÔòʵÀý»¯
// id Öµ Ï൱ÓÚ class µÄ ¶ÔÏóÃû
<jsp:useBean id="order" class="com.entity.Order" scope="request" />
<==>
<%
Order order=(Order)request.getAttribute("order");
if(order==null)
  ......
ʵÑ鱨¸æ
Ò». »ù±¾Ë¼Â·¼°ÊµÑé½á¹û£¨¼Ç¼¸÷ÖÖÔËÐÐÇé¿ö»òÒ³ÃæµÄÔËÐÐЧ¹û£©£»
1¡¢Ê¹ÓÃTOMCAT·þÎñÆ÷ÅäÖÃjspÓ¦ÓÃ
1£©´ò¿ªTOMCAT/webapps×ÓĿ¼£¬´´½¨Ò»webÓ¦Óã¨Èçmyweb£©£¬½«example0.jspÓëexample1.jspÎļþ¸´ÖÆÈëÄÚ£¬²¢ÔÚ¸ÃĿ¼ÏÂÉèÖÃWEB-INFĿ¼¼°web.xmlÅäÖÃÎļþ£»
2£©ÔÚä¯ÀÀÆ÷µØÖ·À¸ÊäÈëhttp://localhost:8080/myweb/ex ......