jspת¾²Ì¬Àý×Ó
1¸öServlet£ºSetCharacterEncodingFilter.java
package com.util;
import java.io.IOException;
import javax.servlet.*;
public class SetCharacterEncodingFilter implements Filter{
protected String encoding = null;
protected FilterConfig filterConfig = null;
protected boolean ignore = true;
public void destroy()
{
this.encoding = null;
this.filterConfig = null;
}
public void doFilter(ServletRequest request, ServletResponse response,
FilterChain chain) throws IOException, ServletException
{
if (ignore || (request.getCharacterEncoding() == null))
{
String encoding = selectEncoding(request);
if (encoding != null)
request.setCharacterEncoding(encoding);
}
chain.doFilter(request, response);
}
public void init(FilterConfig filterConfig) throws ServletException
{
this.filterConfig = filterConfig;
// »ñÈ¡³õʼ»¯²ÎÊý
this.encoding = filterConfig.getInitParameter("encoding");
String value = filterConfig.getInitParameter("ignore");
if (value == null)
{
this.ignore = true;
} else if (value.equalsIgnoreCase("true"))
{
this.ignore = true;
} else if (value.equalsIgnoreCase("yes"))
{
this.ignore = true;
} else
this.ignore = false;
}
protected String selectEncoding(ServletRequest request)
{
return (this.encoding);
}
}
Ò»¸ö¹ýÂËÆ÷ JspFilter.java£º
package com.util;
import java.io.IOException;
import jav
Ïà¹ØÎĵµ£º
JSPÁôÑÔ¹ÜÀíϵͳ (¸½¼ÓÓû§È¨ÏÞ¹¦ÄÜ)
1.ÓοͿÉÒԲ鿴ͨ¹ýÉóºËµÄÁôÑÔ£»
2.ÆÕͨÓû§µÇ¼ºó¿ÉÒÔ·¢±íÁôÑÔ£¬ÐÞ¸ÄÃÜÂ룻
3.¹ÜÀíÔ±µÇ¼ºó¿ÉÒÔÉóºË¡¢Ð޸ġ¢É¾³ýÁôÑÔ£»
4.³¬¼¶¹ÜÀíÔ±µÇ¼ºó¿ÉÒÔ¹ÜÀíÓû§£¬É¾³ýÓû§¡¢ÐÞ¸ÄÃÜÂë¡¢¸ü¸ÄȨÏÞ¡£
´ËÁôÑÔ¹ÜÀíϵͳ°üº¬ÒÔÏÂÎļþ£º
1.Ê×Ò³(index.jsp)£º°´·¢±íʱ¼äµ¹ÐòÏÔʾÁôÑÔÄÚÈÝ£¬²»Í¬È¨ ......
http:/localhost/123/jsp/test.jsp:
<%@ page language="java" pageEncoding="UTF-8"%>
<%@ taglib uri="http://struts.apache.org/tags-bean" prefix="bean" %>
<%@ taglib uri="http://struts.apache.org/tags-html" prefix="html" %>
<%@ taglib uri="http://struts.apache.org/tags-logi ......
JSPÓëServletÖ®¼äµÄ»á»°¸ú×Ù·½Ê½Óжà¸ö£¬×¢¶¨ËûÃǵÄͨÐÅ·½Ê½ÓжàÖÖ¡£
ÏÂÃæÏÈÀ´¿´¿´4ÖлỰ¸ú×Ù·½Ê½£º
Ò»£ºSession
´«ËͶˣº
HttpSession session=request.getSession();
sessio ......
֪ʶ׼±¸£º
JDBC·ÃÎÊÊý¾Ý¿âµÄ»ù±¾²½Öè
£¨1£©¡¢½«Êý¾Ý¿âµÄJDBCÇý¶¯¼ÓÔØµ½¹¤³ÌÀà¿âÖС£
£¨2£©¡¢¼ÓÔØJDBCÇý¶¯£¬²¢½«Æä×¢²áµ½DriverManagerÖС£ÏÂÃæÊÇһЩÖ÷Á÷Êý¾Ý¿âµÄJDBCÇý¶¯¼ÓÔØ×¢²áÂ룺
¢Ù¡¢oracleÊý¾Ý¿â
Class.forName(“oracle.jdbc.driver.OracleDriver”).newInstance();
¢Ú¡¢Sql Server 7.0/2000Êý¾ ......