登录页面图:
主页面绑定数据:
<form action="" align="center">
<input type="text" name="str">
<input type="submit" value="查询">
</form>
<ul class="classlist">
<%
//连接数据库,查询新闻
//注册驱动器
Class.forName("oracle.jdbc.driver.OracleDriver");
//连接数据库
String url="jdbc:oracle:thin:@localhost:1521:orcl";
Connection con=DriverManager.getConnection(url,"scott","tiger");
//创建对象
PreparedStatement ps=con.prepareStatement("select * from news2 order by nid desc");
//执行sql语句
ResultSet rs=ps.executeQuery();
//处理结果
while(rs.next()){
%>
<li><%=rs.getString("ntitle") %><span> 作者:
<%=rs.getString("nzz") %>
     <a href='newspages/update_news.jsp?nid=<%=rs.getInt(1) %>'>修改</a>     
<a href='do/dodelete.jsp?nid=<%=rs.getInt(1) %>' onclick='return clickdel()'>删除</a> </span> </li>
<li class='space'></li>
<%} %>
<p align="right"> 当前页数:[1/3] <a href="#">下一页</a> <a href="#">末页</a> </p>
</ul>
效果图:
添加界面:
<%@page import="java.sql.ResultSet"%>
<%@page import="java.sql.PreparedStatement"%>
<%@page import="java.sql.DriverManager"%>
<%@page import="java.sql.Connection"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<!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=UTF-8">
<title>添加主题--管理后台</title>
<link href="../CSS/admin.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="header">
<div id="welcome">欢迎使用新闻管理系统!</div>
<div id="nav">
<div id="logo"><img src="../images/logo.jpg" alt="新闻中国" /></div>
<div id="a_b01"><img src="../images/a_b01.gif" alt="" /></div>
</div>
</div>
<div id="admin_bar">
<div id="status">管理员: 登录     <a href="#">login out</a></div>
<div id="channel"> </div>
</div>
<div id="main">
<div id="opt_list">
<ul>
<li><a href="news_add.jsp">添加新闻</a></li>
<li><a href="../admin.jsp">编辑新闻</a></li>
<li><a href="#">查找新闻</a></li>
<li><a href="topic_add.jsp">添加主题</a></li>
<li><a href="#">编辑主题</a></li>
</ul>
</div>
<div id="opt_area">
<h1 id="opt_type"> 添加新闻: </h1>
<form action="../do/doadd_news.jsp" method="post">
<p>
<label> 主题 </label>
<select name="ntid">
<%
//注册驱动器
Class.forName("oracle.jdbc.driver.OracleDriver");
String url="jdbc:oracle:thin:@localhost:1521:orcl";
//连接数据库
Connection con=DriverManager.getConnection(url,"scott","tiger");
//创建对象
PreparedStatement ps=con.prepareStatement("select * from subject2");
ResultSet rs=ps.executeQuery();
while(rs.next()){
%>
<option value='<%=rs.getInt(1)%>'> <%=rs.getString(2) %> </option>
<%} %>
</select>
</p>
<p>
<label> 标题 </label>
<input name="ntitle" type="text" class="opt_input" />
</p>
<p>
<label> 作者 </label>
<input name="nauthor" type="text" class="opt_input" />
</p>
<p>
<label> 摘要 </label>
<textarea name="nsummary" cols="40" rows="3"></textarea>
</p>
<p>
<label> 内容 </label>
<textarea name="ncontent" cols="70" rows="10"></textarea>
</p>
<p>
<label> 上传图片 </label>
<input name="file" type="file" class="opt_input" />
</p>
<input name="action" type="hidden" value="addnews">
<input type="submit" value="提交" class="opt_sub" />
<input type="reset" value="重置" class="opt_sub" />
</form>
</div>
</div>
<div id="site_link"> <a href="#">关于我们</a><span>|</span> <a href="#">Aboue Us</a><span>|</span> <a href="#">联系我们</a><span>|</span> <a href="#">广告服务</a><span>|</span> <a href="#">供稿服务</a><span>|</span> <a href="#">法律声明</a><span>|</span> <a href="#">招聘信息</a><span>|</span> <a href="#">网站地图</a><span>|</span> <a href="#">留言反馈</a> </div>
<div id="footer">
<p class="">24小时客户服务热线:010-68988888      <a href="#">常见问题解答</a>      新闻热线:010-627488888<br />
文明办网文明上网举报电话:010-627488888      举报邮箱:<a href="#">jubao@jb-aptech.com.cn</a></p>
<p class="copyright">Copyright © 1999-2009 News China gov, All Right Reserver<br />
新闻中国 版权所有</p>
</div>
</body>
</html>
添加的帮助文件:
<%@page import="java.sql.ResultSet"%>
<%@page import="java.sql.PreparedStatement"%>
<%@page import="java.sql.DriverManager"%>
<%@page import="java.sql.Connection"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%
//接收添加页面的数据
//新闻分类编号
int tid=Integer.valueOf(request.getParameter("ntid"));
//新闻标题
String ntitle=request.getParameter("ntitle");
//新闻作者
String nzz=request.getParameter("nauthor");
//新闻摘要
String nzy=request.getParameter("nsummary");
//新闻内容
String nnr=request.getParameter("ncontent");
//注册驱动器
Class.forName("oracle.jdbc.driver.OracleDriver");
String url="jdbc:oracle:thin:@localhost:1521:orcl";
//连接数据库
int nextNid=1;
Connection con=DriverManager.getConnection(url,"scott","tiger");
PreparedStatement ps=con.prepareStatement("select max(nid) from news2");
ResultSet rs=ps.executeQuery();
if(rs.next()){
nextNid=rs.getInt(1)+1;
}
ps=con.prepareStatement("insert into news2 values(?,?,?,?,?,sysdate,0,?)");
ps.setInt(1, nextNid);
ps.setInt(2, tid);
ps.setString(3, ntitle);
ps.setString(4, nzz);
ps.setString(5, nnr);
ps.setString(6, nzy);
//执行sql语句
int i=ps.executeUpdate();
//处理结果
if(i>0){
out.print("<script>alert('添加成功');location.href='../admin.jsp'</script>");
}else{
//失败
out.print("<script>alert('添加失败');location.href='../newspages/add_news.jsp'</script>");
}
%>
删除(帮助文件在同一个):
<%@page import="java.sql.PreparedStatement"%>
<%@page import="java.sql.DriverManager"%>
<%@page import="java.sql.Connection"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<%
//获取要删除的新闻编号
String id=request.getParameter("nid");
//把字符串转换为整数编号
int nid=Integer.valueOf(id);
//System.out.print(tid);
//JDBC删除:
//注册驱动器
Class.forName("oracle.jdbc.driver.OracleDriver");
//连接数据库
String url="jdbc:oracle:thin:@localhost:1521:orcl";
//连接数据库
Connection con=DriverManager.getConnection(url,"scott","tiger");
//创建对象
PreparedStatement ps=con.prepareStatement("delete from news2 where nid="+nid);
//执行sql语句
int i=ps.executeUpdate();
//处理结果
if(i>0){
out.print("<script>alert('删除成功');location.href='../admin.jsp'</script>");
}else{
//失败
out.print("<script>alert('删除失败');location.href='../admin.jsp'</script>");
}
%>
修改页面:
<%@page import="java.sql.ResultSet"%>
<%@page import="java.sql.DriverManager"%>
<%@page import="java.sql.PreparedStatement"%>
<%@page import="java.sql.Connection"%>
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<!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=UTF-8">
<title>修改主题--管理后台</title>
<link href="CSS/admin.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="header">
<div id="welcome">欢迎使用新闻管理系统!</div>
<div id="nav">
<div id="logo"><img src="images/logo.jpg" alt="新闻中国" /></div>
<div id="a_b01"><img src="images/a_b01.gif" alt="" /></div>
</div>
</div>
<div id="admin_bar">
<div id="status">管理员: 登录     <a href="login.jsp"><%=request.getParameter("wid") %></a></div>
<div id="channel"> </div>
</div>
<div id="main">
<div id="opt_list">
<ul>
<li><a href="newspages/add_news.jsp?wid=<%=request.getParameter("wid") %>">添加新闻</a></li>
<li><a href="admin.jsp?wid=<%=request.getParameter("wid") %>">编辑新闻</a></li>
<li><a href="admin.jsp?wid=<%=request.getParameter("wid") %>">查找新闻</a></li>
<li><a href="newspages/add_sub.jsp?wid=<%=request.getParameter("wid") %>">添加主题</a></li>
<li><a href="newspages/update_sub.jsp?wid=<%=request.getParameter("wid") %>">编辑主题</a></li>
<li><a href="dodele.jsp?wid=<%=request.getParameter("wid") %>">删除主题</a></li>
</ul>
</div>
<div id="opt_area">
<h1 id="opt_type"> 修改新闻: </h1>
<form action="newspages/dopudate_news.jsp?nid=<%=request.getParameter("nid")%>&ntid=<%=request.getParameter("ntid") %>&wid=<%=request.getParameter("wid") %>" method="post">
<p>
<label> 主题 </label>
<select name="ntid">
<%
Class.forName("oracle.jdbc.driver.OracleDriver");
//2、连接数据库
String url = "jdbc:oracle:thin:@localhost:1521:ORCL";
Connection con = DriverManager.getConnection(url, "scott", "tiger");
//3、定义那个对象,用来执行sql语句
PreparedStatement ps = con.prepareStatement("select * from subject");
ResultSet rs=ps.executeQuery();
while(rs.next()){
%>
<option value="<%=rs.getInt(1)%>"><%=rs.getString(2) %></option>
<% }%>
</select>
</p>
<p>
<label> 标题 </label>
<input name="ntitle" type="text" class="opt_input" />
</p>
<p>
<label> 作者 </label>
<input name="nauthor" type="text" class="opt_input" />
</p>
<p>
<label> 摘要 </label>
<textarea name="nsummary" cols="40" rows="3"></textarea>
</p>
<p>
<label> 内容 </label>
<textarea name="ncontent" cols="70" rows="10"></textarea>
</p>
<p>
<label> 上传图片 </label>
<input name="file" type="file" class="opt_input" />
</p>
<input name="action" type="hidden" value="addnews">
<input type="submit" value="修改" class="opt_sub" />
<input type="reset" value="重置" class="opt_sub" />
</form>
</div>
</div>
<div id="site_link"> <a href="#">关于我们</a><span>|</span> <a href="#">Aboue Us</a><span>|</span> <a href="#">联系我们</a><span>|</span> <a href="#">广告服务</a><span>|</span> <a href="#">供稿服务</a><span>|</span> <a href="#">法律声明</a><span>|</span> <a href="#">招聘信息</a><span>|</span> <a href="#">网站地图</a><span>|</span> <a href="#">留言反馈</a> </div>
<div id="footer">
<p class="">24小时客户服务热线:010-68988888      <a href="#">常见问题解答</a>      新闻热线:010-627488888<br />
文明办网文明上网举报电话:010-627488888      举报邮箱:<a href="#">jubao@jb-aptech.com.cn</a></p>
<p class="copyright">Copyright © 1999-2009 News China gov, All Right Reserver<br />
新闻中国 版权所有</p>
</div>
</body>
</html>
修改的帮助文件:
<%@page import="java.sql.ResultSet"%>
<%@page import="java.sql.PreparedStatement"%>
<%@page import="java.sql.DriverManager"%>
<%@page import="java.sql.Connection"%>
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%
request.setCharacterEncoding("utf-8");
//接受添加界面的数据
int nid=Integer.valueOf(request.getParameter("nid"));
int tid=Integer.valueOf(request.getParameter("ntid"));
String ntitle=request.getParameter("ntitle");
String nzz=request.getParameter("nauthor");
String nzy=request.getParameter("nsummary");
String nnr=request.getParameter("ncontent");
Class.forName("oracle.jdbc.driver.OracleDriver");
//2、连接数据库
String url = "jdbc:oracle:thin:@localhost:1521:ORCL";
Connection con = DriverManager.getConnection(url, "scott", "tiger");
//3、定义那个对象,用来执行sql语句
PreparedStatement ps=con.prepareStatement("update news set tid=?,ntitle=?,nzz=?,ncontent=?,nlook=?,nzy=? where nid="+nid);
ps.setInt(1, tid);
ps.setString(2, ntitle);
ps.setString(3, nzz);
ps.setString(4, nnr);
ps.setInt(5, 0);
ps.setString(6, nzy);
int i=ps.executeUpdate();
if(i>0){
out.print("<script>alert('修改成功');location.href='../admin.jsp'</script>");
}else{
out.print("<script>alert('修改失败');location.href='dopudate_news.jsp'</script>");
}
%>
查询单个:
<%@page import="java.sql.ResultSet"%>
<%@page import="java.sql.PreparedStatement"%>
<%@page import="java.sql.DriverManager"%>
<%@page import="java.sql.Connection"%>
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<!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=UTF-8">
<title>新闻中国</title>
<link href="../CSS/read.css" rel="stylesheet" type="text/css" />
<script type="text/javascript">
function check(){
var cauthor = document.getElementById("cauthor");
var content = document.getElementById("ccontent");
if(cauthor.value == ""){
alert("用户名不能为空!!");
return false;
}else if(content.value == ""){
alert("评论内容不能为空!!");
return false;
}
return true;
}
</script>
</head>
<body>
<div id="header">
<div id="top_login">
<label> 登录名 </label>
<input type="text" id="uname" value="" class="login_input" />
<label> 密  码 </label>
<input type="password" id="upwd" value="" class="login_input" />
<input type="button" class="login_sub" value="登录" onclick="login()"/>
<label id="error"> </label>
<a href="../admin.jsp?wid=<%=request.getParameter("wid") %>" class="login_link">返回首页</a> <img src="../images/friend_logo.gif" alt="Google" id="friend_logo" /> </div>
<div id="nav">
<div id="logo"> <img src="../images/logo.jpg" alt="新闻中国" /> </div>
<div id="a_b01"> <img src="../images/a_b01.gif" alt="" /> </div>
<!--mainnav end-->
</div>
</div>
<div id="container">
<div class="sidebar">
<h1> <img src="../images/title_1.gif" alt="国内新闻" /> </h1>
<div class="side_list">
<ul>
<li> <a href='#'><b> 重庆涉黑富豪黎强夫妇庭审答辩言辞相互矛盾 </b></a> </li>
<li> <a href='#'><b> 发改委:4万亿投资计划不会挤占民间投资空间 </b></a> </li>
<li> <a href='#'><b> 河南2个乡镇政绩报告内容完全一致引关注 </b></a> </li>
</ul>
</div>
<h1> <img src="../images/title_2.gif" alt="国际新闻" /> </h1>
<div class="side_list">
<ul>
<li> <a href='#'><b> 日本首相鸠山首次全面阐述新政府外交政策 </b></a> </li>
<li> <a href='#'><b> 黎巴嫩以色列再次交火互射炮弹 </b></a> </li>
<li> <a href='#'><b> 伊朗将于30日前就核燃料供应方案作出答复 </b></a> </li>
<li> <a href='#'><b> 与基地有关组织宣称对巴格达连环爆炸负责 </b></a> </li>
</ul>
</div>
<h1> <img src="../images/title_3.gif" alt="娱乐新闻" /> </h1>
<div class="side_list">
<ul>
<li> <a href='#'><b> 施瓦辛格启动影视业回迁计划 推进加州经济复苏 </b></a> </li>
<li> <a href='#'><b> 《沧海》导演回应观众质疑 自信能超越《亮剑》 </b></a> </li>
<li> <a href='#'><b> 《海角七号》导演新片开机 吴宇森等出席 </b></a> </li>
<li> <a href='#'><b> 《四大名捕》敦煌热拍 八主演飙戏火花四溅 </b></a> </li>
</ul>
</div>
</div>
<div class="main">
<div class="class_type"> <img src="../images/class_type.gif" alt="新闻中心" /> </div>
<div class="content">
<ul class="classlist">
<%
String id=request.getParameter("nid");
int nid=Integer.valueOf(id);
Class.forName("oracle.jdbc.driver.OracleDriver");
//2、连接数据库
String url = "jdbc:oracle:thin:@localhost:1521:ORCL";
Connection con = DriverManager.getConnection(url, "scott", "tiger");
//3、定义那个对象,用来执行sql语句
PreparedStatement ps = con.prepareStatement("select * from news where nid="+nid);
ResultSet rs=ps.executeQuery();
if(rs.next()){
%>
<table width="80%" align="center">
<tr width="100%">
<td colspan="2" align="center"><%=rs.getString(3) %></td>
</tr>
<tr>
<td colspan="2"><hr />
</td>
</tr>
<tr>
<td align="center"><%=rs.getString(6) %></td>
<td align="left"><%=rs.getString(4) %> </td>
</tr>
<tr>
<td colspan="2" align="center"></td>
</tr>
<tr>
<td colspan="2">
<select name="ntid">
</select> <%=rs.getString(5) %>
<% }%>
</td>
</tr>
<tr>
<td colspan="2"><hr />
</td>
</tr>
</table>
</ul>
<ul class="classlist">
<table width="80%" align="center">
<td colspan="6"> 暂无评论! </td>
<tr>
<td colspan="6"><hr />
</td>
</tr>
</table>
</ul>
<ul class="classlist">
<form action="#" method="post" onsubmit="return check()">
<table width="80%" align="center">
<tr>
<td> 评 论 </td>
</tr>
<tr>
<td> 用户名: </td>
<td><input id="cauthor" name="cauthor" value="这家伙很懒什么也没留下"/>
IP:
<input name="cip" value="127.0.0.1"
readonly="readonly"/>
</td>
</tr>
<tr>
<td colspan="2"><textarea name="ccontent" cols="70" rows="10"></textarea>
</td>
</tr>
<td><input name="submit" value="发 表" type="submit"/>
</td>
</table>
</form>
</ul>
</div>
</div>
</div>
<div id="friend">
<h1 class="friend_t"> <img src="../images/friend_ico.gif" alt="合作伙伴" /> </h1>
<div class="friend_list">
<ul>
<li> <a href="#">中国政府网</a> </li>
<li> <a href="#">中国政府网</a> </li>
<li> <a href="#">中国政府网</a> </li>
<li> <a href="#">中国政府网</a> </li>
<li> <a href="#">中国政府网</a> </li>
<li> <a href="#">中国政府网</a> </li>
<li> <a href="#">中国政府网</a> </li>
</ul>
</div>
</div>
<div id="footer">
<p class=""> 24小时客户服务热线:010-68988888      <a href="#">常见问题解答</a>      新闻热线:010-627488888 <br />
文明办网文明上网举报电话:010-627488888      举报邮箱: <a href="#">jubao@jb-aptech.com.cn</a> </p>
<p class="copyright"> Copyright © 1999-2009 News China gov, All Right Reserver <br />
新闻中国 版权所有 </p>
</div>
</body>
</html>
模糊查询:
<%@page import="java.sql.ResultSet"%>
<%@page import="java.sql.PreparedStatement"%>
<%@page import="java.sql.DriverManager"%>
<%@page import="java.sql.Connection"%>
<%@ page language="java" contentType="text/html; charset=UTF-8"
pageEncoding="UTF-8"%>
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>新闻管理系统</title>
<link href="CSS/admin.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="header">
<div id="welcome">欢迎使用新闻管理系统!</div>
<div id="nav">
<div id="logo"><img src="images/logo.jpg" alt="新闻中国" /></div>
<div id="a_b01"><img src="images/a_b01.gif" alt="" /></div>
</div>
</div>
<div id="admin_bar">
<div id="status">管理员: 登录      <a href="login.jsp"><%=request.getParameter("wid") %></a></div>
<div id="channel"> </div>
</div>
<div id="main">
<div id="opt_list">
<ul>
<li><a href="newspages/add_news.jsp?wid=<%=request.getParameter("wid") %>">添加新闻</a></li>
<li><a href="admin.jsp?wid=<%=request.getParameter("wid") %>">编辑新闻</a></li>
<li><a href="admin.jsp?wid=<%=request.getParameter("wid") %>">查找新闻</a></li>
<li><a href="newspages/add_sub.jsp?wid=<%=request.getParameter("wid") %>">添加主题</a></li>
<li><a href="newspages/update_sub.jsp?wid=<%=request.getParameter("wid") %>">编辑主题</a></li>
<li><a href="dodele.jsp?wid=<%=request.getParameter("wid") %>">删除主题</a></li>
</ul>
</div>
<div id="opt_area">
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<script language="javascript">
function clickdel(){
return confirm("删除请点击确认");
}
</script>
<form action="mhcx.jsp?wid=<%=request.getParameter("wid") %>" align="center">
<input type="text" name="str">
<input type="submit" value="查询">
</form>
<ul class="classlist">
<%
request.setCharacterEncoding("utf-8");
String str=request.getParameter("str");
Class.forName("oracle.jdbc.driver.OracleDriver");
//2、连接数据库
String url = "jdbc:oracle:thin:@localhost:1521:ORCL";
Connection con = DriverManager.getConnection(url, "scott", "tiger");
//3、定义那个对象,用来执行sql语句
PreparedStatement ps = con.prepareStatement("select *from news where ntitle like '%"+str+"%'");
ResultSet rs=ps.executeQuery();
while(rs.next()){
%>
<li>
<a href="newspages/news_read.jsp?nid=<%=rs.getInt(1)%>&wid=<%=request.getParameter("wid") %>">
<%=rs.getString("ntitle") %></a><span> 作者:
<%=rs.getString("nzz") %>
     <a href='update_news.jsp?nid=<%=rs.getInt(1)%>&ntid=<%=rs.getInt(2) %>&wid=<%=request.getParameter("wid") %> '>修改</a>      <a href='dodelnenws.jsp?nid=<%=rs.getInt(1) %>&wid=<%=request.getParameter("wid") %>' onclick='return clickdel()'>删除</a> </span> </li>
<li class='space'></li>
<%} %>
<p align="right"> 当前页数:[1/3] <a href="#">下一页</a> <a href="#">末页</a> </p>
</ul>
</div>
</div>
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