<%@ page import=java.sql.* %>
add message into table <%
String name=request.getParameter( name );
String mail=request.getParameter( mail );
String title=request.getParameter( title );
String content=request.getParameter( content );
if(name==null)
name=;
if(title==null)
title=;
if(content==null)
content=;
if(mail==null)
mail=;
if(name.length()==0)
out.println( 留言人姓名不能为空！ );
else if(title.length()==0)
out.println( 留言主题不能为空！ );
else if(content.length()==0)
out.println( 留言内容不能为空！ );
else
{
java.util.Date date=new java.util.Date();
String datetime=new Timestamp(date.getTime()).toString();
try
{
Class.forName( sun.jdbc.odbc.JdbcOdbcDriver );
String url=jdbc:odbc:user_db ;
Connection con=DriverManager.getConnection(url, insher , insher );
PreparedStatement stm=con.prepareStatement( insert into message values(?,?,?,?,?) );
stm.setString(1,title);
stm.setString(2,name);
if(mail.length()==0)
stm.setString(3,null);
else stm.setString(3,mail);
stm.setString(4,datetime);
stm.setString(5,content);
try
{
stm.executeQuery();
} catch(Exception e)
{}
con.close();
}
catch (Exception e)
{}
%>
<%
}
%>
message board message board <%@ page import=java.sql.* %>
show the message in the table 所有访客留言
<%
try
{
Class.forName( sun.jdbc.odbc.JdbcOdbcDriver );
String url=jdbc:odbc:user_db ;
Connection con=DriverManager.getConnection(url, insher , insher );
Statement stm=con.createStatement();
ResultSet result=stm.executeQuery( select count(*) from message );
int message_count=0;
if(result.next())
{
message_count=result.getInt(1);
result.close();
}
if(message_count>0)
{
result=stm.executeQuery( select * from message order by time desc );
while(result.next())
{
String title=result.getString( title );
String name=result.getString( name );
String mail=result.getString( mail );
Timestamp time=result.getTimestamp( time );
Date date_time=new Date(time.getTime());
Time time_time=new Time(time.getTime());
String content=result.getString( content );
%>
| 主题： |
<%=title%> |
| 留言人： |
<%=name%> | E-mail： |
<%
out.println( +mail+ );
%>
|
| 留言时间： |
<%
out.println( +date_time+ +time_time+ );
%>
|
<%
out.println( ( +message_count+ ) );
%>
|
<%=content%>
|
<%
out.println(
);
message_count--;
}
result.close();
con.close();
}
else
{
out.println( 目前还没有任何留言！ );
con.close();
}
} catch(Exception e)
{out.println(e);}
%>
我要留言
<%@ page import=java.sql.* %>
show the message in the table 所有访客留言
<%
try
{
Class.forName( sun.jdbc.odbc.JdbcOdbcDriver );
String url=jdbc:odbc:user_db ;
Connection con=DriverManager.getConnection(url, insher , insher );
Statement stm=con.createStatement();
ResultSet result=stm.executeQuery( select count(*) from message );
int message_count=0;
if(result.next())
{
message_count=result.getInt(1);
result.close();
}
if(message_count>0)
{
result=stm.executeQuery( select * from message order by time desc );
while(result.next())
{
String title=result.getString( title );
String name=result.getString( name );
String mail=result.getString( mail );
Timestamp time=result.getTimestamp( time );
Date date_time=new Date(time.getTime());
Time time_time=new Time(time.getTime());
String content=result.getString( content );
%>
| 主题： |
<%=title%> |
| 留言人： |
<%=name%> | E-mail： |
<%
out.println( +mail+ );
%>
|
| 留言时间： |
<%
out.println( +date_time+time_time+ );
%>
|
<%
out.println( ( +message_count+ ) );
%>
|
<%=content%>
|
<%
out.println(
);
message_count--;
}
result.close();
con.close();
}
else
{
out.println( 目前还没有任何留言！ );
con.close();
}
} catch(Exception e)
{out.println(e);}
%>
我要留言
连数据库的地方自己改
