📄 product.jsp
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<%@ page contentType="text/html;charset=gb2312"%>
<%@ page import="jdbcbook.ch08.*" %>
<html>
<head>
<title>商品管理</title>
<link rel="stylesheet" href="../pub/common.css">
<script language="javascript">
function checkvalue()
{
var mainform = document.forms["main"];
if( mainform.name.value.length==0 )
{
alert( "请输入商品的名称！" );
mainform.name.focus();
return false;
}
if( mainform.manufacturer.value.length==0 )
{
alert( "请输入商品的生产厂商名称！" );
mainform.manufacturer.focus();
return false;
}
return true;
}
</script>
</head>
<body>
<center>
<jsp:useBean id="categoryBean" class="jdbcbook.ch08.CategoryBean" scope="page" />
<table width="80%" border="0">
<tr>
<td align="center" colspan="2">商品管理</td>
</tr>
<form name="main" method="post" action="product_add.jsp" onsubmit="return checkvalue();" >
<tr>
<td align="right">商品名称：</td>
<td><input type="text" name="name" maxlength="32"></td>
</tr>
<tr>
<td align="right">生产厂商：</td>
<td><input type="text" name="manufacturer" maxlength="64"></td>
</tr>
<tr>
<td align="right">商品描述：</td>
<td><input type="text" name="description" maxlength="256"></td>
</tr>
<tr>
<td align="right">商品分类：</td>
<td>
<select name="categoryID">
<%
java.util.Vector categorys = categoryBean.queryCategory( null );
for( int i=0; i<categorys.size(); i++ )
{
Category c = (Category)categorys.get( i );
out.println( "<option value='" + c.getCategoryID() + "'>"
+ c.getName() + "</option>" );
}
%>
</select>
</td>
</tr>
<tr>
<td align="right" colspan="2"><input type="submit" value="增 加"></td>
</tr>
</form>
</table>
<hr>
<table width="80%" border=0>
<tr>
<td align="center" colspan="2">商品信息查询</td>
</tr>
<form name="query" method="post" action="product_query.jsp" >
<tr>
<td align="right">商品名称：</td>
<td><input type="text" name="name" maxlength="32"></td>
</tr>
<tr>
<td align="right">商品分类：</td>
<td>
<select name="categoryID">
<option value=0> --全部-- </option>
<%
for( int i=0; i<categorys.size(); i++ )
{
Category c = (Category)categorys.get( i );
out.println( "<option value='" + c.getCategoryID() + "'>"
+ c.getName() + "</option>" );
}
%>
</select>
</td>
</tr>
<tr>
<td align="right" colspan="2"><input type="submit" value="查 询"></td>
</tr>
</form>
</table>
</center>
</body>
</html>
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