private UserVariable create(User user, UserVariableKey key, String value) {
EntityManager entityManager = getEntityManager();
UserVariable userVariable = new UserVariable();
userVariable.setUser(user);
userVariable.setKey(key);
userVariable.setValue(value);
entityManager.persist(userVariable);
user.getVariables().add(userVariable);
entityManager.persist(user);
return userVariable;
}
