Building a Simple Application - Beginning Hibernate: From Novice to Professional - page 53

public User get(String username)
throws AdException
{
try {
begin();
Query q = getSession().createQuery("from User where name = :username");
q.setString("username",username);
User user = (User)q.uniqueResult();
commit();
return user;
} catch( HibernateException e ) {
rollback();
throw new AdException("Could not get user " + username,e);
}
}
public User create(String username,String password)
throws AdException
{
try {
begin();
User user = new User(username,password);
getSession().save(user);
commit();
return user;
} catch( HibernateException e ) {
rollback();
throw new AdException("Could not create user " + username,e);
}
}
public void delete(User user)
throws AdException
{
try {
begin();
getSession().delete(user);
commit();
} catch( HibernateException e ) {
rollback();
throw new AdException("Could not delete user " + user.getName(),e);
}
}
}