faq.java

在线考试系统可以进行在线考试减少资源浪费（级jsp+xml）

package xmlTest;

import java.sql.*;

public class faq
{
   String dbDriver="sun.jdbc.odbc.JdbcOdbcDriver";
   String connStr="jdbc:odbc:xmltest";
   Connection conn = null;
   ResultSet rs = null;
   public faq(){
            try{
                        Class.forName(dbDriver);
                }
                catch(java.lang.ClassNotFoundException e){
                        System.out.println(e.getMessage());
                }
   }

   public ResultSet executeQuery(String sql){
           rs=null;
           try{
                   conn=DriverManager.getConnection(connStr);
                   Statement stmt = conn.createStatement();
                   rs=stmt.executeQuery(sql);
           }
           catch(SQLException ex){
                   System.err.println("aq.executeQuery:"+ex.getMessage());
           }
           return rs;
   }
}