/**
 *
 * @author cirstea
 */
@Stateless
public class PersonManagerBean implements PersonManager {
    ...

    @Override
    public String addPerson(Person person) {
      ...
        try {
            ...
            Statement statement = connection.createStatement();
            statement.execute("INSERT INTO PERSONS(NICKNAME,FIRSTNAME,LASTNAME) VALUES("
                    + "\'"
                    + person.getNickName()
                    + "\',\'"
                    + person.getFirstName()
                    + "\',\'"
                    + person.getLastName() + "\')");
        } catch (SQLException sqle) {
          ...
        }
        ...
    }
}