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

JSPµÄ¾Å¸öÒþº¬¶ÔÏó

Ò»¡¢page ¶ÔÏó
    page¶ÔÏó´ú±íJSP±¾Éí£¬¸ü׼ȷµØËµËü´ú±íJSP±»×ªÒëºóµÄServlet£¬Ëü¿ÉÒÔµ÷ÓÃServletÀàËù¶¨ÒåµÄ·½·¨¡£
    
¶þ¡¢config ¶ÔÏó
    config ¶ÔÏóÀï´æ·Å×ÅһЩServlet ³õʼµÄÊý¾Ý½á¹¹¡£
    config ¶ÔÏóʵÏÖÓÚjavax.servlet.ServletConfig ½Ó¿Ú£¬Ëü¹²ÓÐÏÂÁÐËÄÖÖ·½·¨£º
        public String getInitParameter(name)
        public java.util.Enumeration getInitParameterNames( )
        public ServletContext getServletContext( )
        public Sring getServletName( )
Èý¡¢request ¶ÔÏó
    request ¶ÔÏó°üº¬ËùÓÐÇëÇóµÄÐÅÏ¢£¬È磺ÇëÇóµÄÀ´Ô´¡¢±êÍ·¡¢cookiesºÍÇëÇóÏà¹ØµÄ²ÎÊýÖµµÈµÈ¡£
    request ¶ÔÏóʵÏÖjavax.servlet.http.HttpServletRequest½Ó¿ÚµÄ£¬ËùÌṩµÄ·½·¨¿ÉÒÔ½«Ëü·ÖΪËÄ´óÀࣺ
    1.´¢´æºÍÈ¡µÃÊôÐÔ·½·¨£»
        void setAttribute(String name, Object value)    É趨nameÊôÐÔµÄֵΪvalue
        Enumeration getAttributeNamesInScope(int scope)    È¡µÃËùÓÐscope ·¶Î§µÄÊôÐÔ
        Object getAttribute(String name)                È¡µÃname ÊôÐÔµÄÖµ
        void removeAttribute(String name)                ÒƳýname ÊôÐÔµÄÖµ
    2.È¡µÃÇëÇó²ÎÊýµÄ·½·¨
        String getParameter(String name)   &


Ïà¹ØÎĵµ£º

ajax jsp¶þ¼¶Áª¶¯ÏÂÀ­¿ò select¿ò


//==================>¡¾index.jsp¡¿===============================
<%@page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<% String path=request.getContextPath();   %>
<%@page import="com.sinoest.dfrf.orm.pojo.Mainmenu"%>
<%@page import="com.si ......

JSP±à³Ì½ø¶ÈÌõÉè¼ÆÊµÀý

Ðí¶àWebÓ¦Óá¢ÆóÒµÓ¦ÓÃÉæ¼°µ½³¤Ê±¼äµÄ²Ù×÷£¬ÀýÈ縴ÔÓµÄÊý¾Ý¿â²éѯ»ò·±ÖصÄXML´¦ÀíµÈ£¬ËäÈ»ÕâЩÈÎÎñÖ÷ÒªÓÉÊý¾Ý¿âϵͳ»òÖмä¼þÍê³É£¬µ«ÈÎÎñÖ´ÐеĽá¹ûÈÔ¾ÉÒª½èÖúJSP²ÅÄÜ·¢Ë͸øÓû§¡£±¾ÎĽéÉÜÁËÒ»ÖÖͨ¹ý¸Ä½øÇ°¶Ë±íÏÖ²ãÀ´¸ÄÉÆÓû§¸Ð¾õ¡¢¼õÇá·þÎñÆ÷¸ºÔصİ취¡£
µ±JSPµ÷ÓÃÒ»¸ö±ØÐ볤ʱ¼äÔËÐеIJÙ×÷£¬ÇҸòÙ×÷µÄ½á¹û²»ÄÜ£¨ÔÚ·þÎñ ......

tomcat¡¢JDKºÍJSPÅäÖÃ

¾­³£¿´µ½Ðí¶àÈËÎÊÈçºÎÅäÖÃJDKºÍJSP£¬ÏÖÔÚÎÒ°Ñ·½·¨×ܽáÏ£¬Ï£Íû¶Ô´ó¼ÒÓÐËù°ïÖú¡£
µÚÒ»²½£ºÏÂÔØjdkºÍtomcat
µÚ¶þ²½£º°²×°ºÍÅäÖÃÄãµÄjdkºÍtomcat£ºÖ´ÐÐjdkºÍtomcatµÄ°²×°³ÌÐò£¬È»ºóÉèÖð´ÕÕ·¾¶½øÐа²×°¼´¿É¡£
1.°²×°j2sdkÒÔºó£¬ÐèÒªÅäÖÃһϻ·¾³±äÁ¿£¬ÔÚÎҵĵçÄÔ->ÊôÐÔ->¸ß¼¶->»·¾³±äÁ¿->ϵͳ±äÁ¿ÖÐÌí¼ÓÒÔÏ»· ......

SetCharacterEncodingFilter jsp×Ö·û¹ýÂËÆ÷

package com.demo.filter;
import javax.servlet.Filter;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.FilterChain;
import java.io.IOException;
public class SetCharacterEn ......

Ŀǰ×îºÃµÄjsp·ÖÒ³¼¼Êõ£¨×ªÔØ£©

      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»Ö ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ