1 /**
2 * Copyright 2005-2012 The Kuali Foundation
3 *
4 * Licensed under the Educational Community License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.opensource.org/licenses/ecl2.php
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package org.kuali.rice.ken.service;
17
18 import java.util.Collection;
19
20 import org.kuali.rice.ken.bo.UserChannelSubscriptionBo;
21
22 /**
23 * Service for accessing user preferences in the KEN system.{@link UserPreference}
24 * @author Kuali Rice Team (rice.collab@kuali.org)
25 */
26 public interface UserPreferenceService {
27 /**
28 * This method retrieves all of the current channel subscriptions for a user.
29 * @param userid
30 * @return Collection
31 */
32 public Collection<UserChannelSubscriptionBo> getCurrentSubscriptions(String userid);
33
34 /**
35 * This method retrieves the UserChannelSubscription instance given the two unique keys that are
36 * passed in.
37 * @param channelid
38 * @param userid
39 * @return UserChannelSubscription
40 */
41 public UserChannelSubscriptionBo getSubscription(String channelid, String userid);
42
43 /**
44 * This method will add a channel subscription into the system.
45 * @param userChannelSubscription
46 */
47 public void subscribeToChannel(UserChannelSubscriptionBo userChannelSubscription);
48
49 /**
50 * This method will remove a channel subscription from the system.
51 * @param userChannelSubscription
52 */
53 public void unsubscribeFromChannel(UserChannelSubscriptionBo userChannelSubscription);
54 }