📄 checkspeak.jsp
字号:
<%@ page import="java.util.*, java.sql.*" contentType="text/html;charset=GB2312" %>
<HTML>
<BODY bgcolor="#00FF99">
<div align="center">
<jsp:useBean id="pool" scope="application" class="chapter10.ConnPool"/>
<%if (session.getAttribute("Name")==null)
{
response.sendRedirect("check.jsp");
}
%>
<%
String content=request.getParameter("speak");
Calendar cal=Calendar.getInstance();
String postdate=cal.get(Calendar.YEAR)+"-"+(cal.get(Calendar.MONTH)+1)+"-"+cal.get(Calendar.DATE)+" "+cal.get(Calendar. HOUR_OF_DAY)+":"+cal.get(Calendar.MINUTE)+":"+cal.get(Calendar.SECOND);
// 以上是用JSP 获取系统时间的写法,但真正系统中系统时间必须获取数据库服务器的时间
if(content.equals("")) //???思考 什么情况下title 或content 会出现null
{
%>
留言不能为空!<br>
<a href="javascript:history.back();"><strong>返回</strong></a>
<%
}
else
{
%>
<%@ include file="conn.jsp"%>
<%
sql="select ID from Users where Name='"+session.getAttribute("Name")+"'";
ResultSet rs=statement.executeQuery(sql);
rs.next();
int authorid=rs.getInt("ID");
content=new String(content.getBytes("iso8859-1"), "gb2312");
sql="insert into Articles (AuthorId ,PostDate,Content) values ('"+authorid+"','"+postdate+"','"+content+"')";
statement.executeUpdate(sql) ;
%><%@ include file="disconn.jsp"%>
<%
response.sendRedirect("speak.jsp");
}
%>
</div>
</body>
</html>
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