📄 books_select_save.jsp
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<%@ page contentType="text/html; charset=gb2312" language="java" import="java.sql.*" errorPage="../error/error.jsp" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>图书查询</title>
<jsp:useBean id="books" class="BookShop.MyDb" scope="page"/>
<link rel="stylesheet" type="text/css" href="../css/bs.css"/>
<script language="javascript" src="../css/bs.js"></script>
</head>
<body>
<%!
String idbook,bookname,category,supplier,author,active,hotdeal,details,cost,price,imageurl,categoryname,suppliername;
int sale,stock;
java.util.Date outday;
%>
<table width="830" border="1" align="center" cellpadding="-1" cellspacing="0" bordercolor="#ffffff" bordercolorlight="#0066ff" bordercolordark="#ffffff">
<tr align="center">
<th width="100" height="22" >图书编号</th>
<th width="150" >图书名称</th>
<th width="80" >作者</th>
<th width="80" >出版时间</th>
<th width="40" >售价</th>
<th width="80" >图书封面</th>
<th width="40" >库存</th>
<th width="40" >售出</th>
<th width="50" >发布书</th>
<th width="50" >热点书</th>
<th width="60" >类别</th>
<th width="140" >供应商</th>
</tr>
<%
idbook=(String)request.getParameter("idbook");
bookname=(String)request.getParameter("bookname");
category=(String)request.getParameter("category");
supplier=(String)request.getParameter("supplier");
author=(String)request.getParameter("author");
active=(String)request.getParameter("active");
hotdeal=(String)request.getParameter("hotdeal");
idbook=books.inStr(idbook);
bookname=books.inStr(bookname);
category=books.inStr(category);
author=books.inStr(author);
supplier=books.inStr(supplier);
active=books.inStr(active);
hotdeal=books.inStr(hotdeal);
idbook=books.selectStr(idbook);
bookname=books.selectStr(bookname);
category=books.selectStr(category);
author=books.selectStr(author);
supplier=books.selectStr(supplier);
active=books.selectStr(active);
hotdeal=books.selectStr(hotdeal);
String sqls="SELECT idbook,bookname,author,outday,details,cost,price,imageurl,stock,active,hotdeal,sale,categoryname,suppliername FROM books as a,category as b,supplier as c WHERE idbook "+idbook+" AND bookname "+bookname+" AND categoryname "+category+" AND author "+author+" AND suppliername "+supplier+" AND active "+active+" AND hotdeal "+hotdeal+" AND a.idcategory=b.idcategory AND a.idsupplier=c.idsupplier";
Statement stmt=books.getstmtread();
ResultSet rs=stmt.executeQuery(sqls);
if(!rs.next()){
out.print("<tr>");
out.print("<td height='40' colspan='13' align='center' class='red12'>没有您要查询的结果</td>");
out.print("</tr>");
books.close();
return;
}
String color="";
//countpage总页数，sqan宽度，count总纪录数,fpage现在页,fcount现纪录数
String strpages=(String)request.getParameter("pages");
int pages=0;
if(strpages==null){
pages=0;
}else{
pages=Integer.parseInt(strpages);
}
rs.last();
int sqan=15,i=0,fcount=0;
int count=rs.getRow();
int countpage=count/sqan;
if(count%sqan>0) countpage=countpage+1;
if(pages<0) pages=0;
if(pages>countpage-1) pages=countpage-1;
fcount=pages*sqan+1;
int fpage=(count-fcount)/sqan+1;
rs.absolute(fcount);
rs.previous();
if(!rs.next()){
%>
<tr>
<td height="40" colspan="12" align="center" class="red12">没有您要查询的结果</td>
</tr>
<%
}
rs.previous();
while(rs.next()){
idbook=rs.getString(1);
bookname=rs.getString(2);
author=rs.getString(3);
outday=rs.getDate(4);
details=rs.getString(5);
cost=rs.getString(6);
price=rs.getString(7);
imageurl=rs.getString(8);
stock=rs.getInt(9);
active=rs.getString(10);
hotdeal=rs.getString(11);
sale=rs.getInt(12);
categoryname=rs.getString(13);
suppliername=rs.getString(14);
idbook=books.outStr(idbook);
bookname=books.outStr(bookname);
author=books.outStr(author);
details=books.outStr(details);
cost=books.outStr(cost);
price=books.outStr(price);
imageurl=books.outStr(imageurl);
categoryname=books.outStr(categoryname);
suppliername=books.outStr(suppliername);
%>
<tr align="center">
<td height="22" > <%=idbook%></td>
<td > <%=bookname%></td>
<td > <%=author%></td>
<td > <%=outday%></td>
<td > <%=price%></td>
<td > <%=imageurl%></td>
<td > <%=(stock-sale)%></td>
<td > <%=sale%></td>
<td > <%=active%></td>
<td > <%=hotdeal%></td>
<td > <%=categoryname%></td>
<td > <%=suppliername%></td>
</tr>
<%
i++;if(i==sqan) break;
}
books.close();
pageContext.removeAttribute("books");
if(countpage==1){
%>
<tr>
<td colspan="12"><table width="825" border="0" cellspacing="0" cellpadding="0">
<tr>
<td width="507" height="22" > </td>
<td width="46" align="center"><a href="#">首页</a></td>
<td width="60" align="center"> <a href="#">上一页</a></td>
<td width="61" align="center" > <a href="#">下一页</a></td>
<td width="46" align="center" > <a href="#">尾页</a> </td>
<td width="56" align="center" >第1/1页 </td>
<td width="54" align="center" >共<%=count%>条纪录</td>
</tr>
</table></td>
</tr>
<%
}else{
%>
<tr>
<td colspan="12"><table width="825" border="0" cellspacing="0" cellpadding="0">
<tr>
<td width="507" height="22" > </td>
<td width="46" align="center"><a href="books_select_save.jsp?pages=0">首页</a></td>
<td width="60" align="center"> <a href="books_select_save.jsp?pages=<%=(pages-1)%>">上一页</a></td>
<td width="61" align="center" > <a href="books_select_save.jsp?pages=<%=(pages+1)%>">下一页</a></td>
<td width="46" align="center" > <a href="books_select_save.jsp?pages=<%=countpage%>">尾页</a> </td>
<td width="56" align="center" >第<%=(pages+1)%>/<%=countpage%>页 </td>
<td width="54" align="center" >共<%=count%>条纪录</td>
</tr>
</table></td>
</tr>
<%
}
%>
</table>
</body>
</html>
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