2 * Copyright 2015 Open Networking Laboratory
4 * Licensed under the Apache 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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
16 package org.onosproject.vtnrsc.portpairgroup;
18 import org.onosproject.vtnrsc.PortPairGroup;
19 import org.onosproject.vtnrsc.PortPairGroupId;
22 * Service for interacting with the inventory of port pair groups.
24 public interface PortPairGroupService {
27 * Returns if the port pair group is existed.
29 * @param portPairGroupId port pair group identifier
30 * @return true or false if one with the given identifier exists.
32 boolean exists(PortPairGroupId portPairGroupId);
35 * Returns the number of port pair groups known to the system.
37 * @return number of port pair groups.
39 int getPortPairGroupCount();
42 * Returns an iterable collection of the currently known port pair groups.
44 * @return collection of port pair groups.
46 Iterable<PortPairGroup> getPortPairGroups();
49 * Returns the portPairGroup with the given identifier.
51 * @param portPairGroupId port pair group identifier
52 * @return PortPairGroup or null if port pair group with the given identifier is not
55 PortPairGroup getPortPairGroup(PortPairGroupId portPairGroupId);
58 * Creates a PortPairGroup in the store.
60 * @param portPairGroup the port pair group to create
61 * @return true if given port pair group is created successfully.
63 boolean createPortPairGroup(PortPairGroup portPairGroup);
66 * Updates the portPairGroup in the store.
68 * @param portPairGroup the port pair group to update
69 * @return true if given port pair group is updated successfully.
71 boolean updatePortPairGroup(PortPairGroup portPairGroup);
74 * Deletes portPairGroup by given portPairGroupId.
76 * @param portPairGroupId id of port pair group to remove
77 * @return true if the give port pair group is deleted successfully.
79 boolean removePortPairGroup(PortPairGroupId portPairGroupId);