【正文】 path = 。 }else if((list)){ redirect = true。 } if(redirect){ (path)。 }else{ (path).forward(request,response)。 }}}package servlet。import 。import 。import 。import 。import 。import 。import 。import 。import 。import 。@SuppressWarnings(serial)public class ListProjectServlet extends HttpServlet { Dao dao = new Dao()。User user = new User()。Manager manager = new Manager()。public void doGet(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException {doPost(request,response)。}public void doPost(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException { String method = (method)。 String path = ListProjectServlet?method=listProject。 boolean redirect = false。 if((userLogin)){ User user = new User()。 (((id)))。 (((password)))。 if((user)){杜春靜：網絡選舉投票系統設計與實現34 redirect = true。 ().setAttribute(user,(((id))))。 user = (User)().getAttribute(user)。 } if(!(user)){ path = 。 } }else if((listProject)){ ListProject list = ()。 (list,list)。 path = 。 } if(redirect){ (path)。 }else{ (path).forward(request,response)。 }}}package servlet。import 。import 。import 。import 。import 。import 。import 。import 。@SuppressWarnings(serial)public class HistoryProjectServlet extends HttpServlet { Dao dao = new Dao()。public void doGet(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException {doPost(request,response)。}public void doPost(HttpServletRequest request, HttpServletResponse response)throws ServletException, IOException { (gb2312)。 String method = (method)。 String path = HistoryProjectServlet?method=listHistoryProject。杜春靜：網絡選舉投票系統設計與實現35 boolean redirect = false。 if((listHistoryProject)){ ListProject list = ()。 (list,list)。 path = 。 }else if((list)){ redirect = true。 } if(redirect){ (path)。 }else{ (path).forward(request,response)。 } }}%@ page pageEncoding=gb2312%%@taglib prefix=c uri=html head titlemanagerListProject/title meta equiv=keywords content=keyword1,keyword2,keyword3 meta equiv=description content=this is my page meta equiv=contenttype content=text/html。 charset=gb2312 !link rel=stylesheet type=text/css href=./ style type=text/css! {fontsize: 12px} /style/head body bgcolor=white table bgcolor=F0F8FC width=800 height=100% align=center cellspacing=0 border=1 trtd width=100% height=10% background=centerfont size=+3 color=white face=宋體 ,楷體 _GB2312bi網絡投票選舉系統 /i/b/font/center/td/tr trtd height=4% font face=webdings color=FF33001/font a href=ManagerListProjectServlet?method=listProject font size=2 color=black項目管理/font/a font face=webdings color=FF33002/fonta href=ManagerListUserServlet?method=listUserfont size=2 color=black用戶管理/font/a font face=webdings color=FF33003/fonta href=ManagerListVoterServlet?method=listVoterfont size=2 color=black參選人管理/font/ afont face=webdings color=FF33004/fonta href= target=_selffont size=2 color=black重新登錄/font/afont face=webdings color=FF33005/fonta href= target=_selffont size=2 color=black退出/font/a/td/tr trtd valign=top br/br/table width=800 height=244 border=1 align=center cellpadding=0 cellspacing=0 杜春靜：網絡選舉投票系統設計與實現36bgcolor=d5effe tr th height=47 colspan=9 align=center項目瀏覽/ th/tr tr td width=10% height=43 align=center參選人ID/td td width=10% align=center參選人姓名/td td width=20% align=center參選人性別/td td width=30% align=center 參選人標語/td td width=10% align=center參選人票數/td td width=20% align=center參選人年齡/td td width=30% align=center 參選項目/td /tr c:forEach var=voter items=${list} trtd${}/tdtd${}/tdtd${}/tdtd${ord}/tdtd${}/tdtd${}/tdtd${}/tdtd/tr /c:forEach /table /td/tr trtd height=4% background=centerfont size=1 color=FFFFFF face=arialb歡迎使用網絡投票選舉系統/b/font/ center/td/tr /table/body/html%@ page language=java import=.* pageEncoding=gb2312%%String path = ()。String basePath = ()+://+()+:+()+path+/。%!DOCTYPE HTML PUBLIC //W3C//DTD HTML Transitional//ENhtml head base href=%=basePath% titleMy JSP 39。39。 starting page/title meta equiv=pragma content=nocachemeta equiv=cachecontrol content=nocachemeta equiv=expires content=0 meta equiv=keywords content=keyword1,keyword2,keyword3meta equiv=description content=This is my page!link rel=stylesheet type=text/css href= /head body bgcolor=silver table bgcolor=F0F8FC width=800 height=100% align=center cellspacing=0 border=1 trtd width=100% height=10% background=centerfont size=+3 杜春靜：網絡選舉投票系統設計與實現37color=white face=宋體 ,楷體 _GB2312bi網絡投票選舉系統 /i/b/font/center/td/tr trtd height=4% font face=webdings color=FF33004/fonta href= target=_selffont size=2 color=black重新登錄/ font/afont face=webdings color=FF33004/fonta href= target=_selffont size=2 color=black退出/font/a/td/tr trtd valign=top br/br/ form action=ManagerListProjectServlet?method=addProject method=post table width=90% border=1 cellspacing=0 align=center cellpadding=4 bgcolor=d5effe tr bgcolor=20a8f0td colspan=2 align=center height=30font size=2 color=whiteb新建選舉項目/b/font/td/tr trtd width=30% align=rightfont size=2b項目號/b/font/tdtd input type=text size=30 maxlength=30 name=id//td/tr trtd width=30% align=rightfont size=2b可選人數/b/font/tdtd input type=text size=30 maxlength=30 name=number//