Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

JSPÌø×ªµÄ¼¸ÖÖ·½Ê½|Struts¶¯Ì¬Ìø×ª

String url="http://www.baidu.com";
   ActionForward gotourl = new ActionForward(url);
   gotourl.setPath(url);
   gotourl.setRedirect(true);
   return gotourl;
  1.RequestDispatcher.forward()
¡¡¡¡ ÊÇÔÚ·þÎñÆ÷¶ËÆð×÷ÓÃ,µ±Ê¹ÓÃforward()ʱ,Servlet engine´«µÝHTTPÇëÇó´Óµ±Ç°µÄServlet or JSPµ½ÁíÍâÒ»¸öServlet,JSP »òÆÕͨHTMLÎļþ,Ò²¼´ÄãµÄformÌá½»ÖÁa.jsp,ÔÚa.jspÓõ½ÁËforward()ÖØ¶¨ÏòÖÁb.jsp,´ËʱformÌá½»µÄËùÓÐÐÅÏ¢ÔÚ b.jsp¶¼¿ÉÒÔ»ñµÃ,²ÎÊý×Ô¶¯´«µÝ.
¡¡¡¡µ«forward()ÎÞ·¨Öض¨ÏòÖÁÓÐframeµÄjspÎļþ,¿ÉÒÔÖØ¶¨ÏòÖÁÓÐframeµÄhtmlÎļþ,ͬʱforward()ÎÞ·¨ÔÚºóÃæ´ø²ÎÊý´«µÝ,±ÈÈçservlet?name=frank,ÕâÑù²»ÐÐ,¿ÉÒÔ³ÌÐòÄÚͨ¹ýresponse.setAttribute("name",name)À´´«ÖÁÏÂÒ»¸öÒ³Ãæ.
¡¡¡¡Öض¨Ïòºóä¯ÀÀÆ÷µØÖ·À¸URL²»±ä.
¡¡¡¡Àý:ÔÚservletÖнøÐÐÖØ¶¨Ïò
 
Java´úÂë
public void doPost(HttpServletRequest request,HttpServletResponse response) throws ServletException,IOException   
{   
¡¡ response.setContentType("text/html; charset=gb2312");   
¡¡ ServletContext sc = getServletContext();   
¡¡ RequestDispatcher rd = null;   
¡¡ rd = sc.getRequestDispatcher("/index.jsp"); //¶¨ÏòµÄÒ³Ãæ   
¡¡ rd.forward(request, response);   
}  
public void doPost(HttpServletRequest request,HttpServletResponse response) throws ServletException,IOException
{
¡¡ response.setContentType("text/html; charset=gb2312");
¡¡ ServletContext sc = getServletContext();
¡¡ RequestDispatcher rd = null;
¡¡ rd = sc.getRequestDispatcher("/index.jsp"); //¶¨ÏòµÄÒ³Ãæ
¡¡ rd.forward(request, response);
}
 
¡¡¡¡Í¨³£ÔÚservletÖÐʹÓ㬲»ÔÚjspÖÐʹÓá£
 
       2.response.sendRedirect()
¡¡¡¡ÊÇÔÚÓû§µÄä¯ÀÀÆ÷¶Ë¹¤×÷,sendRedirect()¿ÉÒÔ´ø²ÎÊý´«µÝ,±ÈÈçservlet?name=frank´«ÖÁϸöÒ³Ãæ,ͬʱËü¿ÉÒÔÖØ¶¨ÏòÖÁ²»Í¬µÄÖ÷»úÉÏ,sendRedirect()¿ÉÒÔÖØ¶¨ÏòÓÐframe.µÄjspÎļþ.
¡¡¡¡Öض¨ÏòºóÔÚä¯ÀÀÆ÷µØ


Ïà¹ØÎĵµ£º

×鯴jsp·½·¨4

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE tiles-definitions PUBLIC
  "-//Apache Software Foundation//DTD Tiles Configuration//EN"
  "http://jakarta.apache.org/struts/dtds/tiles-config.dtd">
<tiles-definitions>
 <definition name="tscs.templet" path="/pa ......

JSPÔà»°¹ýÂËÆ÷µÄʵÏÖ

JSPÔà»°¹ýÂËÆ÷µÄʵÏÖ
²»¹ÜÊÇJSP»¹ÊÇServlet£¬ÆäFilter¹ýÂËÆ÷¶¼ÊÇÒ»¸ö¶«Î÷¡£ÒòΪJSPµÄ±¾ÖʾÍÊÇServlet£¬Ö»²»¹ýÊDZ»°ü×°ÁËһϣ¬³ÉÁ˱ê×¼£¬ÈÃWeb·þÎñÆ÷¶¼×ñÑ­Õâ¸ö±ê×¼À´½âÎö±àÒëÖ´ÐжøÒÑ¡£
ÒÔÏÂÑÝʾµÄ¾ÍÊÇÔÚJSPÖÐÈçºÎ¹ýÂËÔà»°£¨ServletµÄ´¦Àí·½Ê½Ò²²î²»¶à£©¡£
Ò»¡¢¹ýÂËÆ÷Àà
package com.filter;
import java.io.Buffere ......

jspµ¯³öд°¿Ú´úÂë

¸÷ÀàÍøÒ³µ¯´°´úÂë±àд
¡¡
¾­³£ÉÏÍøµÄÅóÓÑ¿ÉÄܻᵽ¹ýÕâÑùÒ»Ð©ÍøÕ¾£¬Ò»½øÈëÊ×Ò³Á¢¿Ì»áµ¯³öÒ»¸ö´°¿Ú£¬»òÕß°´Ò»¸öÁ¬½Ó»ò°´Å¥µ¯³ö£¬Í¨³£ÔÚÕâ¸ö´°¿ÚÀï»áÏÔʾһЩעÒâÊÂÏî¡¢°æÈ¨ÐÅÏ¢¡¢¾¯
¸æ¡¢»¶Ó­¹â¹ËÖ®ÀàµÄ»°»òÕß×÷ÕßÏëÒªÌØ±ðÌáʾµÄÐÅÏ¢¡£ÆäÊµÖÆ×÷ÕâÑùµÄÒ³ÃæÐ§¹û·Ç³£µÄÈÝÒ×£¬Ö»ÒªÍù¸ÃÒ³ÃæµÄHTMLÀï¼ÓÈ뼸¶ÎJavascript´úÂë¼´¿ÉÊ ......

ÔÚstruts2ÖдÓjspÒ³Ãæ´«Öµµ½actionÖÐ

1¡¢Í¨¹ý<s:form
action="Ìø×ªÒ³Ãæ">Ìá½»Öµ£¬µ«ÊÇÔÚ<s:form>±êÇ©ÖеÄactionºóÃæÖÁ¶àÖ»ÄܸúÒ»¸ö²ÎÊý£¬²¢ÇÒ»¹»á±¨¾¯¸æ£¬ËùÒÔÈç¹û
Ïë´«µÝ²ÎÊý¿ÉÒÔÓÃ<s:hidden name=""
values="username"></s:hidden>À´´«Öµ£¬µ«ÊÇÕý¹æµÄд·¨ÐèÒªÅäºÏ<s:set>±êÇ©À´ÓÃ
È磺
......

JSPÁ¬½ÓMySqlÊý¾Ý¿â


Á¬Ðø¼¸Ìì°²×°ÅäÖúÍÁ¬½ÓMysqlÊý¾Ý¿â£¬½ñÌìÖÕÓڳɹ¦ÁË£¬»ØÏëÕ⼸Ìì£¬ÕæµÄÊÇÌðËá¿àÀ±¶¼ÓУ¬µ¥mysql¾Í֨װÁ˲»ÏÂ10´Î£¬¶øÔÚeclipseÉϱàдµÄÁ¬½ÓÊý¾Ý¿âµÄ³ÌÐò×ÜÊDZ¨´í£®ÎÒ¶¼ÒѾ­downÁËoracal×¼±¸·ÅÆúmysqlÁË£¬²»¹ý£®£®£®¾ÍÏóµçÊÓ¾çÑݵÄÄÇÑù£¬×ª»ú×ÜÊÇÔÚÕâ¸öʱºò³öÏÖ£¬ÏÈÊÇ¿´µ½ÁËsaulzy¹ØÓÚmysql4.1.11°æ±¾µÄ°²×°½éÉÜ£¬½Ó×ÅÓÖÕ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ