¹ØÓÚjspÖеÄcookieС³ÌÐò
<body>
<%
Cookie[] cookies = request.getCookies() ;
Cookie cookie = null ;
if(cookies!=null){
cookie = cookies[0] ;
out.print("ÉϴηÃÎʵÄipÊÇ£º " + request.getRemoteAddr() +"<br>") ; //µÃµ½¿Í»§¶ËµÄip
out.print("ÉϴηÃÎÊʱ¼ä£º" + cookie.getValue()) ;
cookie.setValue(new java.util.Date().toString()) ;
response.addCookie(cookie) ; //±£´æµ½¿Í»§¶Ë
cookie.setMaxAge(365 * 24 * 3600);
}
if(cookies==null){
cookie = new Cookie("AccessTime","") ;
cookie.setValue(new java.util.Date().toString()) ;
response.addCookie(cookie) ; //±£´æµ½¿Í»§¶Ë
cookie.setMaxAge(365 * 24 * 3600);
}
%>
</body>
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Ò»¡¢JSPÒ³ÃæÏÔʾÂÒÂë
ÏÂÃæµÄÏÔʾҳÃæ(display.jsp)¾Í³öÏÖÂÒ ......
<html:html>
<HEAD>
<tiles:insert attribute="header" />
</HEAD>
<body>
<tiles:insert attribute="top" />
<table width="100%" height="400" border="0" align="center"
cellpadding="0" cellspacing="0">
<tr>
<td width="178" ......
<table width=100% border="0" align="center" cellpadding="0"
cellspacing="0">
<tr>
<td height="1" class="gray1"></td>
</tr>
</table>
<tiles:insert attribute="footer" />
</body>
</html:html> ......
//ѧϰ±Ê¼Ç, ¿ÉÄÜÓÐЩµØ·½Àí½âÓÐÎó, »á±í´ï²»Çå³þ
v512_servlet+jsp
01 ÔÚÐÞ¸ÄÍêCookieºó,Ò»¶¨Òª¼ÓÉÏresponse.addCookie(c);
CookieÖÐÖ»Äܱ£´æ×Öĸ»òÊý×ÖÐÅÏ¢;
02 req.getSession()Óëreq.getSession(boolean create)
ÎÞ²ÎÊýµÄ == ÓвÎÊýµÄ²ÎÊýÎ ......