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1   /**
2    * Copyright 2005-2015 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.kim.impl.group;
17  
18  import org.kuali.rice.kim.impl.group.GroupBo;
19  
20  import java.util.List;
21  
22  
23  /**
24   * Provides internal notification services for the GroupServiceImpl.  It
25   * specifically allows GroupServiceImpl to notify interested parties that
26   * a group's membership has changed.  
27   * 
28   * @author Kuali Rice Team (rice.collab@kuali.org)
29   *
30   */
31  public interface GroupInternalService {
32  	/**
33  	 * Save the GroupBo, being careful to reset the action document
34  	 * assignments based on any membership changes.
35  	 * 
36  	 * @param group
37  	 */
38      public GroupBo saveWorkgroup(GroupBo group);
39  
40      /**
41       * Updates KEW for workgroup members according to membership differences between the
42       * two workgroups.  Since the changeset of such an operation could potentially be quite large,
43       * this method should schedule the changes to occur asynchronously to mitigate transaction
44       * and concurrent document modification issues.
45       */
46      public void updateForWorkgroupChange( String groupId,
47      		List<String> oldPrincipalIds, List<String> newPrincipalIds);
48  
49      /**
50       * Updates KEW for a the given document for a user who was added to a Group.  This method will generate
51       * new action items for the requests on the document which are for the Group.  This method will also verify that
52       * the user is, in fact, still a member of the Group at the time of the invocation of this method before
53       * generating the action items.
54       */
55      public void updateForUserAddedToGroup(String principalId, String groupId);
56  
57      /**
58       * Updates KEW for a the given document for a user who was removed from a Group.  This will delete
59       * any action items for the given user on the document which were sent to that user because they were a
60       * member of the Group.  This method will also verify that the user is still no longer a member of the Group
61       * at the time of the method invocation before removing the action items.
62       */
63      public void updateForUserRemovedFromGroup(String principalId, String groupId);
64  }