Connect To Database Through JDBC?

have a problem while i am trying to connect to database through JDBC here is my code,i am using oracle11g express edition import java.sql.

Connection;import java.sql.DriverManager;import java.sql.SQLException;import java.sql.Statement;    public class connectiontoDB {    public static void main(String[] args) throws Exception {  // TODO Auto-generated method stub  try{  Class.forName("oracle.jdbc.driver.OracleDriver");  Connection con=DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521:ORCL","citi","citi");        Statement stmt=con.createStatement();        stmt.executeUpdate("create table user(id number(10))");        System.out.println("connected to database successfully");  }  catch(Exception e){       e.printStackTrace();