Classe de conexão do Java e o Oracle

import java.sql.*;

public class Connexao {
  public static void main(String[] args) {
    try {
      java.sql.Connection con = null;
      Class.forName("oracle.jdbc.driver.OracleDriver");
      con = DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521:xe","USUARIO","SENHA");
      Statement s = con.createStatement();
      s.execute("select * from aluno");
      s.close();
      con.close();
   } catch(Exception e){e.printStackTrace();}
 }
}