import?javax.servlet.ServletException;
import?javax.servlet.http.HttpServlet;
import?javax.servlet.http.HttpServletRequest;
import?javax.servlet.http.HttpServletResponse;
import?javax.servlet.http.HttpSession;
import?java.io.IOException;
import?javax.servlet.FilterChain;
import?javax.servlet.Filter;
import?javax.servlet.FilterConfig;
import?javax.servlet.ServletRequest;
import?javax.servlet.ServletResponse;

public?class?AuthFilter?implements?Filter?{
????protected?FilterConfig?filterConfig;
????public?void?init（FilterConfig?config）?throws?ServletException?{
????????this.filterConfig?=?config;
????}
????public?void?destroy（）?{
????????this.filterConfig?=?null;
????}
????public?void?doFilter（final?ServletRequest?request?final?ServletResponse?response
?????????????????????????FilterChain?chain）?throws?IOException
????????????ServletException?{
????????boolean?valid?=?false;
????????HttpServletRequest?hreq?=?（HttpServletRequest）request;
????????HttpServletResponse?hres?=?（HttpServletResponse）?response;
????????HttpSession?session?=?hreq.getSession（）;
????????try?{
????????if（（session?!=?null）&&（session.getAttribute（“username“）!=null））
????????????valid?=?true;
????????if（valid）
????????????chain.doFilter（requestresponse）;
????????else
????????????request.getRequestDispatcher（“/login.jsp“）.forward（requestresponse）;
????????}
????????catch?（Exception?e）{
????????????e.printStackTrace（）;
????????}
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????20264??2008-06-22?19:31??petclinic\cal2.js

?????文件????????889??2008-06-22?19:31??petclinic\cal_conf2.js

?????文件????1048576??2008-06-30?21:23??petclinic\db\petclinic.mdf

?????文件?????516096??2008-06-30?21:23??petclinic\db\petclinic_log.LDF

?????文件???????1361??2008-06-30?21:14??petclinic\footer.htm

?????文件???????1881??2008-06-30?20:26??petclinic\fund.css

?????文件????????938??2008-06-29?20:47??petclinic\header.jsp

?????文件???????1003??2008-06-29?20:43??petclinic\headerpet.jsp

?????文件???????1003??2008-06-29?21:14??petclinic\headervet.jsp

?????文件???????3587??2008-06-30?21:15??petclinic\login.jsp

?????文件???????2376??2008-06-29?21:20??petclinic\newpetowner.jsp

?????文件???????2090??2008-06-29?21:20??petclinic\ownerupdate.jsp

?????文件???????3162??2008-06-29?21:20??petclinic\petnew.jsp

?????文件???????3060??2008-06-29?21:20??petclinic\petnewvisit.jsp

?????文件???????2063??2008-06-29?21:58??petclinic\petsearch.jsp

?????文件???????1341??2008-06-29?21:20??petclinic\petsearch_name.jsp

?????文件???????2882??2008-06-29?21:20??petclinic\petupdate.jsp

?????文件???????2354??2008-06-29?21:20??petclinic\petview_name.jsp

?????文件???????1939??2008-06-29?21:20??petclinic\petvisithistory.jsp

?????文件???????4692??2008-06-30?20:42??petclinic\pic\1.jpg

?????文件???????5453??2008-06-30?20:58??petclinic\pic\10.jpg

?????文件???????5450??2008-06-30?20:58??petclinic\pic\11.jpg

?????文件???????3516??2008-06-30?20:42??petclinic\pic\12.jpg

?????文件???????3545??2008-06-30?20:42??petclinic\pic\13.jpg

?????文件???????4348??2008-06-30?21:12??petclinic\pic\14.jpg

?????文件???????3393??2008-06-30?21:12??petclinic\pic\15.jpg

?????文件???????3398??2008-06-30?20:42??petclinic\pic\2.jpg

?????文件???????4354??2008-06-30?20:43??petclinic\pic\3.jpg

?????文件???????4193??2008-06-30?20:44??petclinic\pic\4.jpg

?????文件???????6551??2008-06-30?20:44??petclinic\pic\5.jpg

............此處省略84個文件信息