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**************************************//index .jsp 默認登錄,查看信息頁面
<%@ include file="articleconn1.jsp"%><%
%><html><head>
<title>信息查詢系統(tǒng)</title>
<script>
function openwin(id){ window.open("view.jsp?id="+id,"","height=450,width=550,resizable=yes,scrollbars=yes,status=no,toolbar=no,menubar=no,location=no");}
</script><link rel="stylesheet" href="css/style.css"></head>
<body bgcolor="#FFFFFF" topmargin="0" leftmargin="0" marginwidth="0" marginheight="0"><table width="609" border="0" cellspacing="0" cellpadding="0" align="center"> <tr> <td> <div align="center"><img src="images/TITLE.aaa" width="587" height="174"></div> </td> </tr></table><div align="center"></div><table width="607" cellpadding="0" cellspacing="0" align="center"> <tr> <td colspan="3" height="117"> <table border="1" width="100%" bordercolorlight="#000000" bordercolordark="#FFFFFF" cellpadding="0" cellspacing="0" align="center"> <tr> <td height="16" bgcolor="#B5D85E" width="81%"> <div align="center">
<p><font color="#000000"><strong>信 息 列 表</strong></font> </p> </div> </td> </tr> <tr> <td width="81%" align="center" valign="top" height="139"> <div align="center">
<div align="center"> <div align="center"><br> <br> <div align="center"> <p align="left"> <%int intPageSize;int intRowCount;//記錄總數(shù)int intPageCount;//總頁數(shù)int intPage;//頁面參數(shù)String strPage;//定義變數(shù)用來傳遞pageint i,j;intPageSize=5;//定義每頁顯示5條記錄strPage=request.getParameter("page");//取得當前的頁碼if(strPage==null){//判斷初始頁面,如果沒有顯示記錄,就置為第一頁intPage=1;}else{intPage=Integer.parseInt(strPage);//將strPage轉化為整數(shù)if(intPage<1) intPage=1;}
String sqlname="select count(article_id) from learning ";
//sqlname="select count(article_id) from learning where title like '%"+keyword+"%' and types like '%"+typename+"%' order by article_id desc";
PreparedStatement ps=conn.prepareStatement(sqlname);ResultSet rs1=ps.executeQuery();rs1.next();intRowCount=rs1.getInt(1);//取得整數(shù)保存與intRowCount變數(shù)中intPageCount=(intRowCount+intPageSize-1)/intPageSize;//計算出總頁數(shù)(記錄總數(shù)+每頁顯示的記錄-1)/每頁顯示的記錄)if(intPage>intPageCount)intPage=intPageCount;
String query=" select * from learning order by article_id ";
ResultSet rs=ps.executeQuery(query);//執(zhí)行sql，按照時間先後排序顯示i=(intPage-1)*intPageSize;for(j=0;j<i;j++)rs.next();%><%-- 設置intPage參數(shù) --%> <FORM action=index.jsp method=POST><p align='center' vAlign='bottom'> 第<%=intPage%>頁 共<%=intPageCount%>頁 <%if(intPage<intPageCount){%> <a href="index.jsp?page=<%=intPage+1%>">下一頁</a> <%}%> <%if(intPage>1){%> <a href="index.jsp?page=<%=intPage-1%>">上一頁</a> <%}%> </form> </div> <div align="center"> <center> <table border="1" cellspacing="0" width="90%" bgcolor="#F0F8FF" bordercolorlight="#000000" bordercolordark="#FFFFFF" background="../images/top-linebg.aaa"> <tr> <td width="15%" align="center" height="20" bgcolor="#B5D85E"><font color="#000000">ID 號 </font></td> <td width="45%" align="center" bgcolor="#B5D85E"><font color="#000000">信 息 名 稱</font></td> <td width="26%" align="center" bgcolor="#B5D85E"><font color="#000000">上 載 時 間</font></td> <td width="15%" align="center" bgcolor="#B5D85E"><font color="#000000">點 擊</font></td> </tr> <%if(intRowCount==0){%> 對不起，還沒有資料！ <%}else{%> <%-- 顯示每頁的資料 (根據(jù)i的值判斷每頁的5條記錄) --%> <% i=0; while(i<intPageSize && rs.next()){ %> <tr> <td width="15%" height="23" bgcolor="#FFFFFF"> <p align="center"><%=rs.getString("article_id")%> </td> <td width="45%" bgcolor="#FFFFFF"> <a href="javascript:openwin(<%=rs.getString("article_id")%>)" title="<%=rs.getString("title")%>"><%=rs.getString("title")%></a> </td> <td width="26%" bgcolor="#FFFFFF"> <div align="center"><%=rs.getString("date_and_time")%></div> </td> <td width="15%" bgcolor="#FFFFFF"> <p align="center"><%=rs.getString("hits")%> </td> </tr> <% i++;//通過I迴圈設置每頁的頁數(shù) } %> <%}%> </table> </center> </div> <FORM action=index.jsp method=POST><p align='center' vAlign='bottom'> 第<%=intPage%>頁 共<%=intPageCount%>頁 <%if(intPage<intPageCount){%> <a href="index.jsp?page=<%=intPage+1%>">下一頁</a> <%}%> <%if(intPage>1){%> <a href="index.jsp?page=<%=intPage-1%>">上一頁</a> <%}%> <br>到第<input type="text" name="page" size="5" value="1"/>頁 <input type="submit" value="確定" class="buttonface"> </form> <% String userName=(String)session.getAttribute("admin"); if(userName==null){userName="";} if(userName.equals("admin")){ %> <a href="manage.jsp">系統(tǒng)管理</a><%} else{%> <a href="login.jsp">登錄系統(tǒng)管理</a><%}%> </div> </div> </div> </td> </tr> </table> </td> </tr></table><%rs.close();
conn.close(); %> <p align="center">Copyright ©moonsoft 2004</p></body></html>
****************************************//login.jsp 登錄頁面
<%@ page contentType="text/html;charset=big5"%> <head><meta http-equiv="Content-Type" content="text/html; charset=big5"><title>信息查詢系統(tǒng)</title><meta name="GENERATOR" content="Microsoft FrontPage 4.0"><link rel="stylesheet" href="css/style.css"></head> <body bgcolor="#FFFFFF"><div align="center"><br> <font color="#000000">管理系統(tǒng)</font> <br></div> <form method="post" action="chklogin.jsp"> <div align="center"> <p> 用戶名稱 <input class=TextBorder maxlength=25 name=username size=13 value=""> </p> <p> 管理密碼 <input class=TextBorder maxlength=25 name=password size=13 type="password" value=""> </p> <p> <input type="submit" value="確定" name="cmdOk" class="buttonface"> <input type="reset" value="重填" name="cmdReset" class="buttonface"> </p> </div></form><div align="center"> <p> </p> <p> </p> <p> </p> <p> </p></div></body>
************************//chklogin驗證登錄頁面,如果正確,sendRedirect 到manage.jsp
<%@ page contentType="text/html;charset=gb2312"%><%@ page import="java.sql.*"%><html> <head> <meta http-equiv="Content-Type" content="text/html; charset=big5"> <title>chklogin</title> </head> <%!String userName, password, adminvalue;%> <% adminvalue="admin"; request.setCharacterEncoding("big5"); userName=request.getParameter("username").trim(); password=request.getParameter("password").trim(); if(userName==null) {response.sendRedirect("index.jsp");} if(password==null) {response.sendRedirect("index.jsp");} if(userName.equals(adminvalue)&&password.equals(adminvalue)) { /*Cookie theadminok=new Cookie("adminok", "true"); response.addCookie(theadminok); response.sendRedirect("manage.jsp");*/ HttpSession se=request.getSession(); se.setAttribute("admin",userName); response.sendRedirect("manage.jsp"); } else{response.sendRedirect("index.jsp");} %> <body> </body></html>
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