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📄 newschk.jsp

📁 此小软件实现了小型超市的进销存系统,它展示了小型超市的进货和销售,还有库存的各种技术!
💻 JSP
字号:
<%@ page contentType="text/html; charset=gb2312" errorPage="" %>
<jsp:useBean id="DBConn" scope="page" class="jspeshop.DBConn"/>
<jsp:useBean id="PageCt" scope="page" class="jspeshop.PageCt"/>

<%@ page import="java.sql.*" %>
<%

if(session.getAttribute("name")==null){
 
response.sendRedirect("index.jsp");
}else{
  String  sql="";
  String newsid="";
  String title="";
Connection con =DBConn.GetConn();

Statement st = con.createStatement();
sql="select count(*) from News";
ResultSet rs=st.executeQuery(sql);


rs.next();
long data_num=rs.getLong(1);

long Current_Page=1;
String currentpage=(String)request.getParameter("currentpage");
if(currentpage!=null&&!currentpage.equals("")){
  Current_Page=Integer.parseInt(request.getParameter("currentpage"));

}
String Query_Page=(String)request.getParameter("Query_Page");

if(Query_Page!=null&&Query_Page.equals("")){
  Current_Page=Integer.parseInt(request.getParameter("Query_Page"))-1;

}
PageCt.Init(Current_Page,data_num);
long start=PageCt.getStart();
System.out.println(start);
long end=PageCt.getEnd();
System.out.println("enddddd"+end);
//查询记录

sql="select * from News";
ResultSet rs2=st.executeQuery(sql);

long i=0;
while (i<start&&rs2.next()){
 
  
  i++;
}
%>
<html>
  <head>
    <meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<link rel="stylesheet" type="text/css" href="../style.css">
      <title>新闻审查</title>
      <style type="text/css">
<!--
.style2 {color: #FFFFFF}
-->
      </style>
  </head>

    <body>
      <div align="center"></div>
      <table width="568" border="1" cellspacing="0" bgcolor="#000000">
        <tr bgcolor="#336699">
          <td width="118"><span class="style2">编号</span></td>

          <td width="278"><div align="center" class="style2">新闻标题</div></td>
          <td colspan="2"><div align="center" class="style2">操作</div></td>
        </tr>
        <%
        while (rs2.next()&&(i<end))
        {
         
         
          newsid=rs2.getString("NEWS_ID");
		  title=rs2.getString("NEWS_TITLE");

          %>
          <tr bgcolor="eeeeee">
            <td><%=newsid%></td>

            <td><%=title%></td>
            <td width="76"><div align="center"><a href="news_edit.jsp?newsid=<%=newsid%>">修改</a></div></td>
            <td width="68"><div align="center"><a href="news_del.jsp?newsid=<%=newsid%>">删除</a></div></td>
          </tr>

        <%
        i++;
        }

        %>





    </table>
	<form method="GET" action="prochk.jsp">
      <table width="566" height="42" border="0">
        <tr>
         
            
  <td align="center" valign="bottom">共<%=PageCt.getTotalnum() %>条<%=PageCt.getCurpage() %>/<%=PageCt.getTotalpage() %>页</td>

   <td align="center" valign="bottom"><a href=newschk.jsp?currentpage=<%=PageCt.getPrepage() %>>上页</a></td>
   <td align="center" valign="bottom"><a href=newschk.jsp?currentpage=<%=PageCt.getNextpage() %>>下页</a></td>
        </tr>
      </table>
    </FORM>
    <p>&nbsp;</p>
    </body>
</html>

 <%
}
%>

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