📄 news.jsp
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML>
<HEAD>
<title>热点资讯</title>
<%@page language="java" contentType="text/html;charset=utf-8" %>
<%@page import="sql_db.ConnSql"%>
<%@page import="sql_db_remote.ConnSql_remote"%>
<%@page import="java.sql.*"%>
</head>
<body>
<table align="center" width="90%" height="50">
<tr>
<td width="90"><a href="index.jsp">赛事安排</a></td>
<td width="110"><a href="news.jsp?type=1">赛前各队综合分析</a></td>
<td width="110"><a href="news.jsp?type=2">临场专家博彩推荐</a></td>
<td width="100"><a href="news.jsp?type=3">PK终极推介</a></td>
<td width="100"><a href="news.jsp?type=4">各洲际赔率信息</a></td>
<td width="100"><a href="news.jsp?type=6">世界杯热点资讯</a></td>
<td width="100"><a href="news.jsp?type=7">明星动态及趣事</a></td>
<td ><a href=""></a></td>
</tr>
</table>
<%
String action;
String type;
String topic;
String content;
String Id;
int intPageSize; //一页显示的记录数
int intRowCount; //记录总数
int intPageCount; //总页数
int intPage; //待显示页码
String strPage;
int i;
intPageSize = 20; //设置一页显示的记录数
//取得待显示页码
strPage = request.getParameter("page");
if(strPage==null || strPage.compareTo("")==0){ //表明在QueryString中没有page这一个参数，此时显示第一页数据
intPage = 1;
}
else{ //将字符串转换成整型
intPage = java.lang.Integer.parseInt(strPage);
if(intPage<1) intPage = 1;
}
if (request.getParameter("action")==null){
action="view";
}else{
action=request.getParameter("action");
}
if (request.getParameter("type")==null){
type="1";
}else{
type=request.getParameter("type");
}
if (request.getParameter("topic")==null){
topic="";
}else{
topic=request.getParameter("topic");
topic=new String(topic.getBytes("8859_1"),"utf-8");
}
if (request.getParameter("content")==null){
content="";
}else{
content=request.getParameter("content");
content=new String(content.getBytes("8859_1"),"utf-8");
}
if (request.getParameter("Id")==null){
Id="";
}else{
Id=request.getParameter("Id");
}
String sql;
ConnSql_remote connSql_r = new ConnSql_remote();
connSql_r.setConnectDatabase();
if (action.compareTo("add")==0){
sql="insert into wap_News(Name,Content,Type) values('"+topic+"','"+content+"',"+type+")";
connSql_r.executeUpdate(sql);
}
if (action.compareTo("del")==0){
sql="delete from wap_News where Id="+Id;
connSql_r.executeUpdate(sql);
}
sql="select top 10 Id,Name,Content,CreateDT from wap_News where Type="+type+" order by CreateDT desc";
ResultSet rs;
rs=connSql_r.executeQuery(sql);
//获取记录总数
rs.last();//光标在最后一行
intRowCount = rs.getRow();//获得当前行号
intPageCount = (intRowCount+intPageSize-1) / intPageSize; //记算总页数
//调整待显示的页码
if(intPage>intPageCount) intPage = intPageCount;
%>
<table border="1" align="center" width="90%" height="50">
<tr bgcolor="DDDDDD">
<td width="20%">主题</td>
<td width="60%">内容</td>
<td width="15%">时间</td>
<td>操作</td>
</tr>
<%
if(intPageCount>0){
//将记录指针定位到待显示页的第一条记录上
rs.absolute((intPage-1) * intPageSize + 1);
//显示数据
i = 0;
while(i<intPageSize && !rs.isAfterLast()){
%>
<tr>
<td><%=rs.getString("Name")%></td>
<td><%=rs.getString("Content")%></td>
<td><%=rs.getString("CreateDT")%></td>
<td><a href="news.jsp?action=del&Id=<%=rs.getString("Id")%>">删除</a> </td>
</tr>
<%
rs.next();
i++;
}}%>
</table>
<% if (intPageCount>1){%>
<table align="center" width="90%" height="50">
<tr><td>
<form name="form1" method="POST" action="news.jsp">
第<%=intPage%>页 共<%=intPageCount%>页 <br/>
<%if(intPage<intPageCount){%><a href="news.jsp?type=<%=type%>&page=<%=intPage+1%>">下一页</a><%}%>
<%if(intPage>1){%><a href="news.jsp?type=<%=type%>&page=<%=intPage-1%>">上一页</a><%}%>
转到第:<input type="text" name="page" size="4" format="*N"/> 页
<span><input type="submit" value="跳转"></span>
</form>
</td></tr>
</table>
<%}%>
<form name="form2" action="news.jsp" method="post">
<table align="center" width="85%">
<tr><td>主题
<input type="text" name="topic" size="51">
</td><td> </td>
</tr>
<td>内容
<textarea rows="5" name="content" cols="40"></textarea>
</td>
<td> </td></tr>
<tr><td> </td><tr><td colspan=2> </td></tr>
<tr><td colspan=2>
<input type="hidden" name="action" value="add">
<input type="hidden" name="type" value="<%=type%>">
<input type="submit" value="提交评论">
</td>
</tr>
</talbe>
</form>
</body>
</html>
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