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

jsp/servletÖеĹýÂËÆ÷FilterÅäÖÃ×ܽá

ÔÚJava web¿ª·¢Öг£»áʹÓõ½¹¦ÄÜÇ¿´óµÄ¹ýÂËÆ÷£¬Ëû±Ï¾¹ÄܸøÎÒÃÇ´øÀ´ºÜ´óµÄ·½±ã£¬µ«ÊÇÕë¶Ô¹ýÂ˵Ä×ÊÔ´ÎÒÃÇÐèÒªÏêϸµÄÁ˽âËûÃÇÔÚweb.xmlÖеÄÅäÖÃÐÅÏ¢¡£Õâ¸ö¸ù¾Ý¼¸ÖÖ³£ÓõIJ»Í¬Çé¿ö½øÐÐÁË×ܽ᣺
1.Èç¹ûÒªÓ³Éä¹ýÂËÓ¦ÓóÌÐòÖÐËùÓÐ×ÊÔ´£º
<filter>
    <filter-name>loggerfilter</filter-name>
    <filter-class>myfilter.LoggerFilter</filter-class>
</filter>
<filter-mapping>
    <filter-name>loggerfilter</filter-name>
    <url-pattern>/*</url-pattern>
</filter-mapping>
2.¹ýÂËÖ¸¶¨µÄÀàÐÍÎļþ×ÊÔ´
<filter>
    <filter-name>loggerfilter</filter-name>
    <filter-class>myfilter.LoggerFilter</filter-class>
</filter>
<filter-mapping>
    <filter-name>loggerfilter</filter-name>
    <url-pattern>*.html</url-pattern>
</filter-mapping>
ÆäÖÐ<url-pattern>*.html</url-pattern>Òª¹ýÂËjspÄÇô¾Í¸Ä*.htmlΪ*.jsp,µ«ÊÇ×¢ÒâûÓГ/”б¸Ü
3.Èç¹ûҪͬʱ¹ýÂ˶àÖÖÀàÐÍ×ÊÔ´£º
<filter>
    <filter-name>loggerfilter</filter-name>
    <filter-class>myfilter.LoggerFilter</filter-class>
</filter>
<filter-mapping>
    <filter-name>loggerfilter</filter-name>
    <url-pattern>*.html</url-pattern>
</filter-mapping>
<filter-mapping>
    <filter-name>loggerfilter</filter-name>
    <url-pattern>*.jsp</url-pattern>
</filter-mapping>
4.¹ýÂËÖ¸¶¨µÄĿ¼
<filter>
    <filter-name>loggerfilter</filter-name>
    <filter-class>myfilter.LoggerFilter</filter-class>
</filter>
<filter-mapping>
    <filter-name>loggerfilter</filter-name>
 


Ïà¹ØÎĵµ£º

½¨Á¢JSP開發環¾³

 1.  JRE °²裝 (¿É從 http://java.sun.com/ÏÂ載)
       Java SE Runtime Environment (JRE)   JRE 6 Update 17
 2.  JDK°²裝   (¿É從 http://java.sun.com/ÏÂ載)
      Java SE ......

JSP·ÖÒ³¼¼Êõ

ÔÚʹÓÃÊý¾Ý¿âµÄ¹ý³ÌÖУ¬²»¿É±ÜÃâµÄÐèҪʹÓõ½·ÖÒ³µÄ¹¦ÄÜ£¬¿ÉÊÇJDBCµÄ¹æ·¶¶Ô´ËȴûÓкܺõĽâ¾ö¡£¶ÔÓÚÕâ¸öÐèÇóºÜ¶àÅóÓѶ¼ÓÐ×Ô¼ºµÄ½â¾ö·½°¸£¬±ÈÈçʹÓÃVectorµÈ¼¯ºÏÀàÏȱ£´æÈ¡³öµÄÊý¾ÝÔÙ·ÖÒ³¡£µ«ÕâÖÖ·½·¨µÄ¿ÉÓÃÐԺܲÓëJDBC±¾ÉíµÄ½Ó¿ÚÍêÈ«²»Í¬£¬¶Ô²»Í¬ÀàÐ͵Ä×ֶεÄÖ§³ÖÒ²²»ºÃ¡£ÕâÀïÌṩÁËÒ»ÖÖÓëJDBC¼æÈÝÐԷdz£ºÃµÄ·½°¸¡£
JD ......

jsp 301ÖØ¶¨ÏòµÄÒâÒ弰ʵÏÖ

 Ê×ÏÈ,˵һÏÂ301ÖØ¶¨ÏòµÄÒâÒåÓë×÷ÓÃ(ÍøÉÏÕÒµÄÏà¹Ø×ÊÁÏ)
ÆäʵÕâ¾ÍÉæ¼°µ½ÁËSEOµÄ֪ʶ¡£
ʲôÊÇ301תÏò£¿
´ÓËÑË÷ÒýÇæÓÅ»¯½Ç¶È³ö·¢£¬301ÖØ¶¨ÏòÊÇÍøÖ·ÖØ¶¨Ïò×îΪ¿ÉÐеÄÒ»ÖÖ°ì·¨¡£µ±ÍøÕ¾µÄÓòÃû·¢Éú±ä¸üºó£¬ËÑË÷ÒýÇæÖ»¶ÔÐÂÍøÖ·½øÐÐË÷Òý£¬Í¬Ê±ÓÖ»á°Ñ¾ÉµØÖ·ÏÂÔ­ÓеÄÍⲿÁ´½ÓÈçÊý×ªÒÆµ½ÐµØÖ·Ï£¬´Ó¶ø²»»áÈÃÍøÕ¾µÄÅÅÃûÒòÎªÍøÖ ......

JSPÖеÄEL±í´ïʽÏêϸ½éÉÜ

來Ô´£ºhttp://www.diybl.com/course/4_webprogram/jsp/jsp_js/2008229/102031.html
Ò»¡¢JSP ELÓïÑÔ¶¨Òå
        E L£¨Expression Language£©  Ä¿µÄ£ºÎªÁËʹJSPдÆðÀ´¸ü¼Ó¼òµ¥¡£
      
±í´ïʽÓïÑÔµÄÁé¸ÐÀ´×ÔÓÚ ECMAScript ºÍ XPath ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ