servlet 插入记录出错

package   zao;  
  import   java.util.*;  
  import   java.lang.*;  
  import   java.io.*;  
  import   javax.servlet.*;    
  import   javax.servlet.http.*;    
  import   java.sql.*;  
  import   com.ConDB;  
  import   java.text.*;  
  public   class   Savearc   extends   HttpServlet   {  
  public   void   doPost(HttpServletRequest   request,  
  HttpServletResponse   response)  
  throws   IOException,   ServletException  
  {  
  response.setContentType("text/html;charset=GB2312");    
  request.setCharacterEncoding("ISO-8859-1");  
  PrintWriter   out   =   response.getWriter();    
  ConDB   zao=new   ConDB();  
  String   btitle=new   String(request.getParameter("title").getBytes("ISO-8859-1"),"GB2312");    
  String   bcontent=new   String(request.getParameter("content").getBytes("ISO-8859-1"),"GB2312");    
  String   bauthor=new   String(request.getParameter("author").getBytes("ISO-8859-1"),"GB2312");    
  if(btitle.length()!=0&&bcontent.length()!=0&&bauthor.length()!=0){  
  String   sql   =   "insert   into   arc   (title,content,author)   values('btitle','bcontent','bauthor')";  
  zao.executeUpdate(sql);  
  }  
  else  
  {    
  out.println("<center>记录不能为空!<br>");  
   
   
  }  
   
  }  
  插纪录到数据时..tomcat   提示参数microsoft   odbc   microsoft   acccess   driver   参数不足,期待是3,难道是我的页面没有收到前面的参数..但我输空纪录的时候有正确显示错误提示的啊!!!  
  String   sql   =   "insert   into   arc   (title,content,author)   values('btitle','bcontent','bauthor')";  
  呵这里的格式写错啦???还原染料其它原因啊!!我试啦几次都不成功.    
  问题点数：30、回复次数：2Top

1 楼shuxiongquang（文静）回复于 2005-04-20 21:23:31 得分 30

还欠缺XML部置Top

2 楼liangjizao（痞早）回复于 2005-04-20 21:26:48 得分 0

<servlet>  
                  <servlet-name>Savearc</servlet-name>  
                  <servlet-class>zao.Savearc</servlet-class>  
          </servlet>  
    <servlet-mapping>  
                  <servlet-name>Savearc</servlet-name>  
                  <url-pattern>/Savearc</url-pattern>  
          </servlet-mapping>  
  XML我部置啦Top

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