Phaneendra Manda | 8beaee7 | 2015-10-28 17:58:48 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 Open Networking Laboratory |
| 3 | * |
| 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 |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 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.onosproject.vtnrsc.portpairgroup.impl; |
| 17 | |
| 18 | import static com.google.common.base.Preconditions.checkNotNull; |
| 19 | import static org.slf4j.LoggerFactory.getLogger; |
| 20 | |
| 21 | import java.util.Collections; |
| 22 | |
| 23 | import org.apache.felix.scr.annotations.Activate; |
| 24 | import org.apache.felix.scr.annotations.Component; |
| 25 | import org.apache.felix.scr.annotations.Deactivate; |
| 26 | import org.apache.felix.scr.annotations.Reference; |
| 27 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 28 | import org.apache.felix.scr.annotations.Service; |
| 29 | import org.onlab.util.KryoNamespace; |
| 30 | import org.onosproject.store.serializers.KryoNamespaces; |
| 31 | import org.onosproject.store.service.EventuallyConsistentMap; |
| 32 | import org.onosproject.store.service.MultiValuedTimestamp; |
| 33 | import org.onosproject.store.service.StorageService; |
| 34 | import org.onosproject.store.service.WallClockTimestamp; |
| 35 | import org.onosproject.vtnrsc.PortPairGroup; |
| 36 | import org.onosproject.vtnrsc.PortPairGroupId; |
| 37 | import org.onosproject.vtnrsc.portpairgroup.PortPairGroupService; |
| 38 | import org.slf4j.Logger; |
| 39 | |
| 40 | /** |
| 41 | * Provides implementation of the portPairGroupService. |
| 42 | */ |
| 43 | @Component(immediate = true) |
| 44 | @Service |
| 45 | public class PortPairGroupManager implements PortPairGroupService { |
| 46 | |
| 47 | private final Logger log = getLogger(getClass()); |
| 48 | |
| 49 | private static final String PORT_PAIR_GROUP_ID_NULL = "PortPairGroup ID cannot be null"; |
| 50 | private static final String PORT_PAIR_GROUP_NULL = "PortPairGroup cannot be null"; |
| 51 | |
| 52 | private EventuallyConsistentMap<PortPairGroupId, PortPairGroup> portPairGroupStore; |
| 53 | |
| 54 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 55 | protected StorageService storageService; |
| 56 | |
| 57 | @Activate |
| 58 | public void activate() { |
| 59 | |
| 60 | KryoNamespace.Builder serializer = KryoNamespace.newBuilder() |
| 61 | .register(KryoNamespaces.API) |
| 62 | .register(MultiValuedTimestamp.class) |
| 63 | .register(PortPairGroup.class); |
| 64 | |
| 65 | portPairGroupStore = storageService |
| 66 | .<PortPairGroupId, PortPairGroup>eventuallyConsistentMapBuilder() |
| 67 | .withName("portpairgroupstore").withSerializer(serializer) |
| 68 | .withTimestampProvider((k, v) -> new WallClockTimestamp()).build(); |
| 69 | |
| 70 | log.info("Started"); |
| 71 | } |
| 72 | |
| 73 | @Deactivate |
| 74 | public void deactivate() { |
| 75 | portPairGroupStore.destroy(); |
| 76 | log.info("Stopped"); |
| 77 | } |
| 78 | |
| 79 | @Override |
| 80 | public boolean exists(PortPairGroupId portPairGroupId) { |
| 81 | checkNotNull(portPairGroupId, PORT_PAIR_GROUP_ID_NULL); |
| 82 | return portPairGroupStore.containsKey(portPairGroupId); |
| 83 | } |
| 84 | |
| 85 | @Override |
| 86 | public int getPortPairGroupCount() { |
| 87 | return portPairGroupStore.size(); |
| 88 | } |
| 89 | |
| 90 | @Override |
| 91 | public Iterable<PortPairGroup> getPortPairGroups() { |
| 92 | return Collections.unmodifiableCollection(portPairGroupStore.values()); |
| 93 | } |
| 94 | |
| 95 | @Override |
| 96 | public PortPairGroup getPortPairGroup(PortPairGroupId portPairGroupId) { |
| 97 | checkNotNull(portPairGroupId, PORT_PAIR_GROUP_ID_NULL); |
| 98 | return portPairGroupStore.get(portPairGroupId); |
| 99 | } |
| 100 | |
| 101 | @Override |
| 102 | public boolean createPortPairGroup(PortPairGroup portPairGroup) { |
| 103 | checkNotNull(portPairGroup, PORT_PAIR_GROUP_NULL); |
| 104 | |
| 105 | portPairGroupStore.put(portPairGroup.portPairGroupId(), portPairGroup); |
| 106 | if (!portPairGroupStore.containsKey(portPairGroup.portPairGroupId())) { |
| 107 | log.debug("The portPairGroup is created failed which identifier was {}", portPairGroup.portPairGroupId() |
| 108 | .toString()); |
| 109 | return false; |
| 110 | } |
| 111 | return true; |
| 112 | } |
| 113 | |
| 114 | @Override |
| 115 | public boolean updatePortPairGroup(PortPairGroup portPairGroup) { |
| 116 | checkNotNull(portPairGroup, PORT_PAIR_GROUP_NULL); |
| 117 | |
| 118 | if (!portPairGroupStore.containsKey(portPairGroup.portPairGroupId())) { |
| 119 | log.debug("The portPairGroup is not exist whose identifier was {} ", |
| 120 | portPairGroup.portPairGroupId().toString()); |
| 121 | return false; |
| 122 | } |
| 123 | |
| 124 | portPairGroupStore.put(portPairGroup.portPairGroupId(), portPairGroup); |
| 125 | |
| 126 | if (!portPairGroup.equals(portPairGroupStore.get(portPairGroup.portPairGroupId()))) { |
| 127 | log.debug("The portPairGroup is updated failed whose identifier was {} ", |
| 128 | portPairGroup.portPairGroupId().toString()); |
| 129 | return false; |
| 130 | } |
| 131 | return true; |
| 132 | } |
| 133 | |
| 134 | @Override |
| 135 | public boolean removePortPairGroup(PortPairGroupId portPairGroupId) { |
| 136 | checkNotNull(portPairGroupId, PORT_PAIR_GROUP_NULL); |
| 137 | |
| 138 | portPairGroupStore.remove(portPairGroupId); |
| 139 | if (portPairGroupStore.containsKey(portPairGroupId)) { |
| 140 | log.debug("The portPairGroup is removed failed whose identifier was {}", |
| 141 | portPairGroupId.toString()); |
| 142 | return false; |
| 143 | } |
| 144 | return true; |
| 145 | } |
| 146 | } |