在WEB-INF下的classes中java文件编译出错

Question

  try{
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
}catch(Exception e){
System.out.println("Connection error:"+e);
}

Answer 1

package com.itfjq;
import java.sql.*;
public class page{
String[] arr;              
int columncount;           
int page;                  
int pagecount;             
String link;               
Connection conn=null;
public page(){}
public page(String sql,int pagesize){
try{
Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
conn=DriverManager.getConnection("jdbc:odbc:aaa","","");
Statement st=conn.createStatement();
ResultSet rs=st.executeQuery(sql);
ResultSetMetaData rsmd = rs.getMetaData(); 
columncount=rsmd.getColumnCount();
int current_record=page*pagesize+1;
rs.absolute(current_record);
while(rs.next()){
for(int i=1;i<=columncount;i++){
Object f_object=rs.getObject(i);
System.out.print(f_object.toString()+"<br>");
}
}
}catch(SQLException sqle){
sqle.getMessage();
}finally{
try{
if(conn!=null){
conn.close();
}
}catch(Exception e){}
}
}
}