基于javaweb+mysql的网上订餐在线点餐系统(前台、后台)
运行环境
Java≥8、MySQL≥5.7、Tomcat≥8
开发工具
eclipse/idea/myeclipse/sts等均可配置运行
适用
课程设计，大作业，毕业设计，项目练习，学习演示等
功能说明
后台：登录、类别管理、菜品管理、会员管理、订单管理、留言管理等
前台：登录、注册、查看菜品、购买、留言
前台
后台
技术框架
JSP Servlet MySQL DBUtil Tomcat JavaScript CSS jstl
var i=0;
function catelogAll()//获得所有菜品类别函数
{
if(i==0)
{
document.getElementById("indicator").style.display="block";
loginService.catelogAll(callback);
i=1;
}
}
function callback(data)
{
document.getElementById("indicator").style.display="none";
margin-left: 0px;
margin-top: 2px;
margin-right: 0px;
margin-bottom: 2px;
background-image: url(<%=path %>/images/backGroup.gif);
}
.header_menu{background:url(<%=path %>/images/header_menu_02.gif) repeat-x;}
.whiteTitle{
font-family: "宋体", System;
font-size: 13px;
line-height: 20px;
font-weight: bold;
color: #FFFFFF;
text-decoration: none;
}
key will now have the default browser behavior if TabSpaces=0. It will move the
focus out of the editor (expect on Safari).</li>
<li>[<a target="_blank" href="http://dev.fckeditor.net/ticket/2296">#2296</a>] Fixed
permission denied error on clicking on files in the file browser.</li>
</ul>
<h3>
Version 2.6.1</h3>
<p>
New Features and Improvements:</p>
<ul>
<li>[<a target="_blank" href="http://dev.fckeditor.net/ticket/2150">#2150</a>] The searching
speed of the Find/Replace dialog has been vastly improved.</li>
<li>New language file for <strong>Gujarati</strong> (by Nilam Doctor).</li>
<li>A new TabIndex property has been added to the JavaScript integration files.</li>
<li>[<a target="_blank" href="http://dev.fckeditor.net/ticket/2215">#2215</a>] Following
the above new feature, the ReplaceTextarea method will now copy the textarea.tabIndex
value if available.</li>
<li>[<a target="_blank" href="http://dev.fckeditor.net/ticket/2163">#2163</a>] If the
FCKConfig.DocType setting points to a HTML DocType then the output won't generate
self-closing tags (it will output <img > instead of <img />).</li>
<li>[<a target="_blank" href="http://dev.fckeditor.net/ticket/2173">#2173</a>] A throbber
will be shown in the Quick Uploads.</li>
<li>[<a target="_blank" href="http://dev.fckeditor.net/ticket/2142">#2142</a>] HTML
samples will now use sampleposteddata.php in action parameter inside a form.</li>
user.setId(rs.getString("id"));
user.setLoginname(rs.getString("loginname"));
user.setLoginpw(rs.getString("loginpw"));
user.setLoginpw(rs.getString("loginpw"));
user.setName(rs.getString("name"));
userList.add(user);
}
rs.close();
}
catch(Exception e)
{
e.printStackTrace();
}
mydb.closed();
req.setAttribute("userList", userList);
req.setAttribute("xinyongList", liuService.getxinyongList(id));
req.getRequestDispatcher("admin/user/userDetail.jsp").forward(req, res);
}
public void dispatch(String targetURI,HttpServletRequest request,HttpServletResponse response)
{
<li>Due to Gecko bugs, two errors were thrown when loading the editor in a hidden div.
Workarounds have been introduced. In any case, the testcase 004 hack is needed when
showing the editor (as in a tabbed interface). </li>
<li>An invalid path in the dialogs CSS file has been corrected. </li>
<li>On IE, the Undo/Redo can now be controlled using the Ctrl+Z and Ctrl+Y shortcut
keys. </li>
<li>[<a target="_blank" href="https://sourceforge.net/tracker/index.php?func=detail&aid=1295538&group_id=75348&atid=543653">SF
BUG-1295538</a> ] A few Undo/Redo fixes for IE have been done. </li>
<li>[<a target="_blank" href="https://sourceforge.net/tracker/index.php?func=detail&aid=1247070&group_id=75348&atid=543653">SF
BUG-1247070</a>] On Gecko, it is now possible to use the shortcut keys for Bold
(CTRL+B), Italic (CTRL+I) and Underline (CTRL+U), like in IE. </li>
<li>[<a target="_blank" href="https://sourceforge.net/tracker/index.php?func=detail&aid=1274303&group_id=75348&atid=543653">SF
BUG-1274303</a>] The "Insert Column" command is now working correctly
on TH cells. It also copies any attribute applied to the source cells. </li>
<li>[<a target="_blank" href="https://sourceforge.net/tracker/index.php?func=detail&aid=1287070&group_id=75348&atid=543655">SF
Patch-1287070</a> ] In the Universal Keyboard, the Arabic keystrokes translator
is now working with Firefox. Thanks again to Abdul-Aziz Al-Oraij. </li>
<li>The editor now handles AJAX requests with HTTP status 304. </li>
<li>[<a target="_blank" href="http://sourceforge.net/tracker/index.php?func=detail&aid=1157780&group_id=75348&atid=543653">SF
BUG-1157780</a>] [<a target="_blank" href="http://sourceforge.net/tracker/index.php?func=detail&aid=1229077&group_id=75348&atid=543653">SF
BUG-1229077</a>] Weird comments are now handled correctly (ignored on some cases).
</li>
<li>[<a target="_blank" href="http://sourceforge.net/tracker/index.php?func=detail&aid=1155774&group_id=75348&atid=543653">SF
BUG-1155774</a>] A spelling error in the Bulleted List Properties dialog has been
},
// Non-normalized.
GetTextNode : function()
{
return this._textNode ;
},
// Non-normalized.
GetIndex : function()
{
return this._offset ;
},
// Return value means whehther we've crossed a line break or a paragraph boundary.
MoveNext : function()
{
if ( this._offset < this._textNode.length - 1 )
{
this._offset++ ;
mydb.doPstm(sql, params);
ResultSet rs=mydb.getRs();
while(rs.next())
{
TLiuyan liuyan=new TLiuyan();
liuyan.setId(rs.getInt("id"));
liuyan.setNeirong(rs.getString("neirong"));
liuyan.setLiuyanshi(rs.getString("liuyanshi"));
liuyan.setUser_id(rs.getString("user_id"));
liuyan.setHuifu(rs.getString("huifu"));
liuyan.setHuifushi(rs.getString("huifushi"));
liuyanList.add(liuyan);
}
rs.close();
}
catch(Exception e)
{
e.printStackTrace();
}
mydb.closed();
req.setAttribute("liuyanList", liuyanList);
req.getRequestDispatcher("site/liuyan/liuyanAll.jsp").forward(req, res);
BUG-1165914</a>] [<a target="_blank" href="https://sourceforge.net/tracker/index.php?func=detail&aid=1111877&group_id=75348&atid=543653">SF
BUG-1111877</a>] [<a target="_blank" href="https://sourceforge.net/tracker/index.php?func=detail&aid=1092373&group_id=75348&atid=543653">SF
BUG-1092373</a>] [<a target="_blank" href="https://sourceforge.net/tracker/index.php?func=detail&aid=1101596&group_id=75348&atid=543653">SF
BUG-1101596</a>] [<a target="_blank" href="https://sourceforge.net/tracker/index.php?func=detail&aid=1246952&group_id=75348&atid=543653">SF
BUG-1246952</a>] The URLs for links and
img are now correctly preserved as entered, no matter if you are using relative
or absolute paths. </li>
<li>[<a target="_blank" href="https://sourceforge.net/tracker/index.php?func=detail&aid=1162809&group_id=75348&atid=543653">SF
BUG-1162809</a>] [<a target="_blank" href="https://sourceforge.net/tracker/index.php?func=detail&aid=1205638&group_id=75348&atid=543653">SF
BUG-1205638</a>] The "Image" and "Flash" dialog windows
now loads the preview correctly if the "BaseHref" configuration option
is set. </li>
<li>[<a target="_blank" href="https://sourceforge.net/tracker/index.php?func=detail&aid=1329807&group_id=75348&atid=543653">SF
BUG-1329807</a>] The alert boxes are now showing correctly when doing cut/copy/paste
operations on Firefox installations when it is not possible to execute that operations
due to security settings. </li>
<li>A new "Panel" system (used in the drop-dowm toolbar commands, color selectors
and context menu) has been developed. The following bugs have been fixed with it:
<ul>
}
mydb.closed();
return orderitemList;
}
public static String panduan_zhanghao(String loginname)
//判断账号密码是否正确
{
String s="meizhan";
String sql="select * from t_user where del='no' and loginname=?";
Object[] params={loginname.trim()};
DB mydb=new DB();
try
{
return ( this._textNode && this._textNode.nodeValue.charAt( this._offset ) ) || null ;
},
// Non-normalized.
GetTextNode : function()
{
return this._textNode ;
},
// Non-normalized.
GetIndex : function()
{
catelog.setId(rs.getString("id"));
catelog.setName(rs.getString("name"));
catelogList.add(catelog);
}
rs.close();
}
catch(Exception e)
{
e.printStackTrace();
}
mydb.closed();
return catelogList;
}
}
package com.demo.action;
import java.io.IOException;
import java.sql.ResultSet;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletConfig;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
<h2 class="title"><a href="#">我的购物车</a></h2>
<div class="entry">
<table width="98%" border="0" cellpadding="2" cellspacing="1" align="center" style="margin-top:8px">
<tr align="center" bgcolor="#FAFAF1" height="22">
<td>商品名称</td>
<td>购买价格</td>
<td>购买数量</td>
<td>总金额</td>
<td>操作</td>
</tr>
<c:forEach items="${sessionScope.cart.items}" var="item">
<tr align='center' bgcolor="#FFFFFF" height="22">
<td bgcolor="#FFFFFF" align="center">${item.value.goods.mingcheng}</td>
<td bgcolor="#FFFFFF" align="center">￥:${item.value.goods.tejia}</td>
<td bgcolor="#FFFFFF" align="center"><input type="text" onChange="modiNum(${item.value.goods.id},this.value)" value="${item.value.goods_quantity}" size="4"/></td>
<!-- 改变数量 -->
<td bgcolor="#FFFFFF" align="center">${item.value.goods.tejia * item.value.goods_quantity}</td>
<!-- 总金额=特价*数量 -->
<td bgcolor="#FFFFFF" align="center">
<input type="button" value="删除" style="width: 50px;height: 20px;" onclick="delGoodsFromCart(${item.value.goods.id})">
</td>
</tr>
}
else
{
startTextNode = GetNextNonEmptyTextNode( domRange.StartNode, domRange.StartNode.parentNode ) ;
if ( !startTextNode )
return null ;
startIndex = 0 ;
}
if ( endContainer.nodeType == 3 && w3cRange.endOffset > 0 )
{
endTextNode = endContainer ;
endIndex = w3cRange.endOffset - 1 ;
text-decoration: none;
}
</style>
</head>
<body class="body" leftmargin="0" rightmargin="0">
<table cellspacing="1" cellpadding="0" width="100%" border="0" bgcolor="#F7F3F7">
<tr height="26">
<td class="blackTitle" align="center">商品名称</td>
<td class="blackTitle" align="center">购买数量</td>
<td class="blackTitle" align="center">购买价格</td>
</tr>
<c:forEach items="${requestScope.orderItemList}" var="orderItem">
<tr class="text" align="center" bgcolor="#FFFFFF">
<td>${orderItem.goods.mingcheng}</td>
<td>${orderItem.goods_quantity}</td>
<td>${orderItem.goods.tejia}</td>
</tr>
</c:forEach>
mydb.closed();
req.setAttribute("msg", "留言完毕");
String targetURL = "/common/msg.jsp";
dispatch(targetURL, req, res);
}
public void liuyanMana(HttpServletRequest req,HttpServletResponse res) throws ServletException, IOException
{
List liuyanList=new ArrayList();
String sql="select * from t_liuyan order by liuyanshi";
Object[] params={};
DB mydb=new DB();
try
{
mydb.doPstm(sql, params);
ResultSet rs=mydb.getRs();
while(rs.next())
{
TLiuyan liuyan=new TLiuyan();
liuyan.setId(rs.getInt("id"));
liuyan.setNeirong(rs.getString("neirong"));
liuyan.setLiuyanshi(rs.getString("liuyanshi"));
liuyan.setUser_id(rs.getString("user_id"));
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