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📄 manage.jsp

📁 JSP+ORACLE网站开发实例(下).rar
💻 JSP
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<%Cookie cookies[]=request.getCookies();
if(cookies==null)
{ response.sendRedirect("login.jsp"); }
%>
<%@ include file="articleconn.jsp"%>
<html>

<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>管理文件</title>
<meta name="GENERATOR" content="Microsoft FrontPage 4.0">
<link rel="stylesheet" href="css/article.css">
</head>

<body bgcolor="#FFFFFF">
<p>&nbsp;</p>
<table width="700" border="1" cellspacing="0" cellpadding="0" align="center" bordercolorlight="#000000" bordercolordark="#FFFFFF">
  <tr bgcolor="#99CCFF"> 
    <td height="10" bgcolor="#B5D85E"> 
      <div align="center"><b>管 理 界 面</b></div>
    </td>
  </tr>
  <tr> 
    <td height="49">
	<%-- 分页 --%>
<%
int intPageSize;
int intRowCount;//记录总数
int intPageCount;//总页数
int intPage;//页面参数
String strPage;//定义变量用来传递page
int i,j;
intPageSize=5;//定义每页显示5条记录
strPage=request.getParameter("page");//取得当前的页码
if(strPage==null){//判断初始页面,如果没有显示记录,就置为第一页
intPage=1;
}else{
intPage=Integer.parseInt(strPage);//将strPage转化为整数
if(intPage<1) intPage=1;
}
//ResultSet rt = stmt.executeQuery("select count(*) lcount from scott.learning");//取得记录总数
//String sql="select count(*) from scott.learning"; 
ResultSet rt=stmt.executeQuery("select count(*) from scott.learning"); 

rt.next();
intRowCount=rt.getInt(1);//取得整数保存与intRowCount变量中
intPageCount=(intRowCount+intPageSize-1)/intPageSize;//计算出总页数(记录总数+每页显示的记录-1)/每页显示的记录)
if(intPage>intPageCount)
intPage=intPageCount;
ResultSet rs=stmt.executeQuery("select * from scott.learning order by dateandtime desc");//执行sql,按照时间先后排序显示
i=(intPage-1)*intPageSize;
for(j=0;j<i;j++)
rs.next();
%>
<p align='left'><a href=add.jsp>添加信息</a> <a href="index.jsp">返回首页</a></p>
      <table border="1" cellspacing="0" width="90%" bgcolor="#F0F8FF" bordercolorlight="#000000"
bordercolordark="#FFFFFF" align="center">
        <tr> 
          <td width="12%" align="center"><strong>ID 号</strong></td>
          <td width="13%" align="center"><b>类 型</b></td>
          <td width="47%" align="center"><strong>信 息 名 称</strong></td>
          <td width="14%" align="center"><strong>修 改</strong></td>
          <td width="14%" align="center"><strong>删 除</strong></td>
        </tr>
         <%if(intRowCount==0){%>
		  对不起,还没有数据!
		  <%}else{%>
		<%-- 显示每页的数据 (根据i的值判断每页的5条记录) --%>
	<%
		i=0;
		while(i<intPageSize && rs.next()){
	%>
        <tr> 
          <td width="12%" height="7"> 
            <p align="center"><%=rs.getString("articleid")%> 
          </td>
          <td width="13%" height="7"> 
            <div align="center"><%=rs.getString("type")%></div>
          </td>
          <td width="47%" height="7"><a href="viewarticle.jsp?id=<%=rs.getString("articleid")%>" target="_blank"><%=rs.getString("title")%></a></td>
          <td width="14%" align="center" height="7"><a    href="edit.jsp?id=<%=rs.getString("articleid")%>">修 改</a></td>
          <td width="14%" align="center" height="7"><a    href="delete.jsp?id=<%=rs.getString("articleid")%>">删 除</a></td>
        </tr>
      <%
			i++;//通过I循环设置每页的页数
				}
	%>
   
    
	 <%}%>
	</p>
    </td>
  </tr>
</table>
<div align="center">
    
          <table border="2" cellpadding="0" cellspacing="0" style="border-collapse: collapse" bordercolor="#009933" width="90%" id="AutoNumber7" height="1">
            <tr>
          <td width="100%" height="1" background="images/bg_top.gif" align="center" valign="top">
          <table border="0" cellpadding="0" cellspacing="0" style="border-collapse: collapse" bordercolor="#111111" width="100%" id="AutoNumber8" height="29">
       		<%-- 设置intPage参数 --%>
			<FORM action=manage.jsp method=POST>
		    <tr>
              <td width="76%" height="29" valign="middle">
              <p align="right"> 
				第<%=intPage%>页 &nbsp;&nbsp;&nbsp;共<%=intPageCount%>页&nbsp;&nbsp;&nbsp;
				<%if(intPage<intPageCount){%>
				<a href="manage.jsp?page=<%=intPage+1%>">下一页</a>&nbsp;&nbsp;&nbsp;
				<%}%>
				<%if(intPage>1){%>
				<a href="manage.jsp?page=<%=intPage-1%>">上一页</a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
				<%}%>
         </td>
            </tr>
             </form>
          </table>
          </td>
         
        </tr>
      </table> 
      <br>
  <center>
  </center>
</div>
<%rs.close(); 
stmt.close(); 
conn.close(); 
%> 
</body>
</html>

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