/**

  * Copyright 2011 The Kuali Foundation Licensed under the

  * Educational Community License, Version 2.0 (the "License"); you may

  * not use this file except in compliance with the License. You may

  * obtain a copy of the License at

  *

  * http://www.osedu.org/licenses/ECL-2.0

  *

  * Unless required by applicable law or agreed to in writing,

  * software distributed under the License is distributed on an "AS IS"

  * BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express

  * or implied. See the License for the specific language governing

  * permissions and limitations under the License.

  */

 package org.kuali.mobility.user.service;

 import java.util.List;

 import org.kuali.mobility.user.entity.User;

 import org.kuali.mobility.user.entity.UserPreference;

 public interface UserService {

     void saveUser(User user);

     User findUserByPrincipalId(Long principalId);

     User findUserByPrincipalName(String principalName);    

     User findUserByDeviceId(String deviceId);

     void saveUserPreference(UserPreference userPreference);

     void deleteUserPreferenceById(Long preferenceId);

     List<UserPreference> findAllUserPreferencesByPrincipalId(Long principalId);

     UserPreference findUserPreferenceByPreferenceId(Long preferenceId);

 }