public class MsSqlDal {
  
  private String string,string1,string2;

  public MsSqlDal(String s, String s1, String s2){
    string = s;
    string1 = s1;
    string2 = s2;
  }


   public void ExecQuery()
  {
   Class TheDriver = sun.jdbc.odbc.JdbcOdbcDriver.class

   try{
     Connection MyCon = DriverManager.getConnection(string,string1,string2)
     Statement stmt = MyCon.createStatement
     ResultSet rs
    ..........
    }
    catch{ ...
    }
   }

}

public class MsSqlDal {
  
  private String string,string1,string2;

  public MsSqlDal(String s, String s1, String s2){
    string = s;
    string1 = s1;
    string2 = s2;
  }


   public void ExecQuery()
  {
   try {
      Class.forName("sun.jdbc.odbc.JdbcOdbcDriver");
   } catch(java.lang.ClassNotFoundException e) {
....
   }
   try{
     Connection MyCon = DriverManager.getConnection(string,string1,string2);
    ..........
    }
    catch{ ...
    }
   }

}