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.portpair;
18 import org.onosproject.vtnrsc.PortPair;
19 import org.onosproject.vtnrsc.PortPairId;
22 * Service for interacting with the inventory of port pairs.
24 public interface PortPairService {
27 * Returns if the port pair is existed.
29 * @param portPairId port pair identifier
30 * @return true or false if one with the given identifier exists.
32 boolean exists(PortPairId portPairId);
35 * Returns the number of port pairs known to the system.
37 * @return number of port pairs.
39 int getPortPairCount();
42 * Returns an iterable collection of the currently known port pairs.
44 * @return collection of port pairs.
46 Iterable<PortPair> getPortPairs();
49 * Returns the portPair with the given identifier.
51 * @param portPairId port pair identifier
52 * @return PortPair or null if port pair with the given identifier is not
55 PortPair getPortPair(PortPairId portPairId);
58 * Creates a PortPair in the store.
60 * @param portPair the port pair to create
61 * @return true if given port pair is created successfully.
63 boolean createPortPair(PortPair portPair);
66 * Updates the portPair in the store.
68 * @param portPair the port pair to update
69 * @return true if given port pair is updated successfully.
71 boolean updatePortPair(PortPair portPair);
74 * Deletes portPair by given portPairId.
76 * @param portPairId id of port pair to remove
77 * @return true if the give port pair is deleted successfully.
79 boolean removePortPair(PortPairId portPairId);