Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [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.store.intent.impl; |
| 17 | |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 18 | import com.google.common.collect.ImmutableList; |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 19 | import org.apache.commons.lang.math.RandomUtils; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 20 | import org.apache.felix.scr.annotations.Activate; |
| 21 | import org.apache.felix.scr.annotations.Component; |
| 22 | import org.apache.felix.scr.annotations.Deactivate; |
| 23 | import org.apache.felix.scr.annotations.Reference; |
| 24 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 25 | import org.apache.felix.scr.annotations.Service; |
| 26 | import org.onlab.util.KryoNamespace; |
| 27 | import org.onosproject.cluster.ClusterService; |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 28 | import org.onosproject.cluster.ControllerNode; |
| 29 | import org.onosproject.cluster.NodeId; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 30 | import org.onosproject.net.intent.Intent; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 31 | import org.onosproject.net.intent.IntentData; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 32 | import org.onosproject.net.intent.IntentEvent; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 33 | import org.onosproject.net.intent.IntentState; |
| 34 | import org.onosproject.net.intent.IntentStore; |
| 35 | import org.onosproject.net.intent.IntentStoreDelegate; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 36 | import org.onosproject.net.intent.Key; |
Brian O'Connor | 87ba7a7 | 2015-03-11 14:40:09 -0700 | [diff] [blame] | 37 | import org.onosproject.net.intent.PartitionService; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 38 | import org.onosproject.store.AbstractStore; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 39 | import org.onosproject.store.cluster.messaging.ClusterCommunicationService; |
Jonathan Hart | 77bdd26 | 2015-02-03 09:07:48 -0800 | [diff] [blame] | 40 | import org.onosproject.store.ecmap.EventuallyConsistentMap; |
| 41 | import org.onosproject.store.ecmap.EventuallyConsistentMapEvent; |
| 42 | import org.onosproject.store.ecmap.EventuallyConsistentMapImpl; |
| 43 | import org.onosproject.store.ecmap.EventuallyConsistentMapListener; |
Jonathan Hart | 34f1e38 | 2015-02-24 16:52:23 -0800 | [diff] [blame] | 44 | import org.onosproject.store.impl.MultiValuedTimestamp; |
Jonathan Hart | 6a8fd1d | 2015-02-25 15:44:37 -0800 | [diff] [blame] | 45 | import org.onosproject.store.impl.WallClockTimestamp; |
Jonathan Hart | 539a646 | 2015-01-27 17:05:43 -0800 | [diff] [blame] | 46 | import org.onosproject.store.serializers.KryoNamespaces; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 47 | import org.slf4j.Logger; |
| 48 | |
Brian O'Connor | 9081c90 | 2015-03-05 16:26:25 -0800 | [diff] [blame] | 49 | import java.util.Collection; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 50 | import java.util.List; |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 51 | import java.util.Objects; |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 52 | import java.util.stream.Collectors; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 53 | |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 54 | import static com.google.common.base.Preconditions.checkNotNull; |
Jonathan Hart | 2085e07 | 2015-02-12 11:44:03 -0800 | [diff] [blame] | 55 | import static org.onosproject.net.intent.IntentState.*; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 56 | import static org.slf4j.LoggerFactory.getLogger; |
| 57 | |
| 58 | /** |
| 59 | * Manages inventory of Intents in a distributed data store that uses optimistic |
| 60 | * replication and gossip based techniques. |
| 61 | */ |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 62 | //FIXME we should listen for leadership changes. if the local instance has just |
| 63 | // ... become a leader, scan the pending map and process those |
Jonathan Hart | 07e58be | 2015-02-12 09:57:16 -0800 | [diff] [blame] | 64 | @Component(immediate = false, enabled = true) |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 65 | @Service |
| 66 | public class GossipIntentStore |
| 67 | extends AbstractStore<IntentEvent, IntentStoreDelegate> |
| 68 | implements IntentStore { |
| 69 | |
| 70 | private final Logger log = getLogger(getClass()); |
| 71 | |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 72 | // Map of intent key => current intent state |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 73 | private EventuallyConsistentMap<Key, IntentData> currentMap; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 74 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 75 | // Map of intent key => pending intent operation |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 76 | private EventuallyConsistentMap<Key, IntentData> pendingMap; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 77 | |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 78 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 79 | protected ClusterCommunicationService clusterCommunicator; |
| 80 | |
| 81 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 82 | protected ClusterService clusterService; |
| 83 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 84 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 85 | protected PartitionService partitionService; |
| 86 | |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 87 | @Activate |
| 88 | public void activate() { |
Jonathan Hart | 539a646 | 2015-01-27 17:05:43 -0800 | [diff] [blame] | 89 | KryoNamespace.Builder intentSerializer = KryoNamespace.newBuilder() |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 90 | .register(KryoNamespaces.API) |
| 91 | .register(IntentData.class) |
| 92 | .register(MultiValuedTimestamp.class) |
Jonathan Hart | 6a8fd1d | 2015-02-25 15:44:37 -0800 | [diff] [blame] | 93 | .register(WallClockTimestamp.class); |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 94 | |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 95 | currentMap = new EventuallyConsistentMapImpl<>("intent-current", |
| 96 | clusterService, |
| 97 | clusterCommunicator, |
| 98 | intentSerializer, |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 99 | new IntentDataLogicalClockManager<>(), |
| 100 | (key, intentData) -> getPeerNodes(key, intentData)); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 101 | |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 102 | pendingMap = new EventuallyConsistentMapImpl<>("intent-pending", |
| 103 | clusterService, |
| 104 | clusterCommunicator, |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 105 | intentSerializer, |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 106 | new IntentDataClockManager<>(), |
| 107 | (key, intentData) -> getPeerNodes(key, intentData)); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 108 | |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 109 | currentMap.addListener(new InternalCurrentListener()); |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 110 | pendingMap.addListener(new InternalPendingListener()); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 111 | |
| 112 | log.info("Started"); |
| 113 | } |
| 114 | |
| 115 | @Deactivate |
| 116 | public void deactivate() { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 117 | currentMap.destroy(); |
| 118 | pendingMap.destroy(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 119 | |
| 120 | log.info("Stopped"); |
| 121 | } |
| 122 | |
| 123 | @Override |
| 124 | public long getIntentCount() { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 125 | return currentMap.size(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 126 | } |
| 127 | |
| 128 | @Override |
| 129 | public Iterable<Intent> getIntents() { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 130 | return currentMap.values().stream() |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 131 | .map(IntentData::intent) |
| 132 | .collect(Collectors.toList()); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 133 | } |
| 134 | |
| 135 | @Override |
Ray Milkey | f9af43c | 2015-02-09 16:45:48 -0800 | [diff] [blame] | 136 | public IntentState getIntentState(Key intentKey) { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 137 | IntentData data = currentMap.get(intentKey); |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 138 | if (data != null) { |
| 139 | return data.state(); |
| 140 | } |
| 141 | return null; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 142 | } |
| 143 | |
| 144 | @Override |
Ray Milkey | f9af43c | 2015-02-09 16:45:48 -0800 | [diff] [blame] | 145 | public List<Intent> getInstallableIntents(Key intentKey) { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 146 | IntentData data = currentMap.get(intentKey); |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 147 | if (data != null) { |
| 148 | return data.installables(); |
| 149 | } |
Ray Milkey | f9af43c | 2015-02-09 16:45:48 -0800 | [diff] [blame] | 150 | return null; |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 151 | } |
| 152 | |
Jonathan Hart | 07e58be | 2015-02-12 09:57:16 -0800 | [diff] [blame] | 153 | |
Jonathan Hart | 07e58be | 2015-02-12 09:57:16 -0800 | [diff] [blame] | 154 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 155 | @Override |
| 156 | public void write(IntentData newData) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 157 | checkNotNull(newData); |
| 158 | |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 159 | IntentData currentData = currentMap.get(newData.key()); |
Jonathan Hart | 72175c2 | 2015-03-24 18:55:58 -0700 | [diff] [blame^] | 160 | if (IntentData.isUpdateAcceptable(currentData, newData)) { |
Jonathan Hart | 07e58be | 2015-02-12 09:57:16 -0800 | [diff] [blame] | 161 | // Only the master is modifying the current state. Therefore assume |
| 162 | // this always succeeds |
Ray Milkey | 8c6d00e | 2015-03-13 14:14:34 -0700 | [diff] [blame] | 163 | if (newData.state() == PURGE_REQ) { |
| 164 | currentMap.remove(newData.key(), newData); |
| 165 | } else { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 166 | currentMap.put(newData.key(), new IntentData(newData)); |
Ray Milkey | 8c6d00e | 2015-03-13 14:14:34 -0700 | [diff] [blame] | 167 | } |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 168 | |
Jonathan Hart | 07e58be | 2015-02-12 09:57:16 -0800 | [diff] [blame] | 169 | // if current.put succeeded |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 170 | pendingMap.remove(newData.key(), newData); |
Jonathan Hart | 07e58be | 2015-02-12 09:57:16 -0800 | [diff] [blame] | 171 | } |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 172 | } |
| 173 | |
Brian O'Connor | 9081c90 | 2015-03-05 16:26:25 -0800 | [diff] [blame] | 174 | private Collection<NodeId> getPeerNodes(Key key, IntentData data) { |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 175 | NodeId master = partitionService.getLeader(key); |
| 176 | NodeId origin = (data != null) ? data.origin() : null; |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 177 | if (master == null || origin == null) { |
| 178 | log.warn("Intent {} has no home; master = {}, origin = {}", |
| 179 | data.key(), master, origin); |
| 180 | } |
| 181 | |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 182 | NodeId me = clusterService.getLocalNode().id(); |
| 183 | boolean isMaster = Objects.equals(master, me); |
| 184 | boolean isOrigin = Objects.equals(origin, me); |
| 185 | if (isMaster && isOrigin) { |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 186 | return getRandomNode(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 187 | } else if (isMaster) { |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 188 | return origin != null ? ImmutableList.of(origin) : getRandomNode(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 189 | } else if (isOrigin) { |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 190 | return master != null ? ImmutableList.of(master) : getRandomNode(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 191 | } else { |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 192 | log.warn("Not master or origin for intent {}", data.key()); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 193 | return ImmutableList.of(master); |
| 194 | } |
| 195 | } |
| 196 | |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 197 | private List<NodeId> getRandomNode() { |
| 198 | NodeId me = clusterService.getLocalNode().id(); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 199 | List<NodeId> nodes = clusterService.getNodes().stream() |
Brian O'Connor | 4964d3d | 2015-03-12 20:38:10 -0700 | [diff] [blame] | 200 | .map(ControllerNode::id) |
| 201 | .filter(node -> !Objects.equals(node, me)) |
| 202 | .collect(Collectors.toList()); |
| 203 | if (nodes.size() == 0) { |
| 204 | return null; |
| 205 | } |
| 206 | return ImmutableList.of(nodes.get(RandomUtils.nextInt(nodes.size()))); |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 207 | } |
| 208 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 209 | @Override |
| 210 | public void batchWrite(Iterable<IntentData> updates) { |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 211 | updates.forEach(this::write); |
| 212 | } |
| 213 | |
| 214 | @Override |
| 215 | public Intent getIntent(Key key) { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 216 | IntentData data = currentMap.get(key); |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 217 | if (data != null) { |
| 218 | return data.intent(); |
| 219 | } |
| 220 | return null; |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 221 | } |
| 222 | |
| 223 | @Override |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 224 | public IntentData getIntentData(Key key) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 225 | IntentData current = currentMap.get(key); |
| 226 | if (current == null) { |
| 227 | return null; |
| 228 | } |
| 229 | return new IntentData(current); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 230 | } |
| 231 | |
| 232 | @Override |
| 233 | public void addPending(IntentData data) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 234 | checkNotNull(data); |
| 235 | |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 236 | if (data.version() == null) { |
Jonathan Hart | 6a8fd1d | 2015-02-25 15:44:37 -0800 | [diff] [blame] | 237 | data.setVersion(new WallClockTimestamp()); |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 238 | } |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 239 | data.setOrigin(clusterService.getLocalNode().id()); |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 240 | pendingMap.put(data.key(), new IntentData(data)); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 241 | } |
| 242 | |
| 243 | @Override |
Brian O'Connor | be28a87 | 2015-02-19 21:44:37 -0800 | [diff] [blame] | 244 | public boolean isMaster(Key intentKey) { |
| 245 | return partitionService.isMine(intentKey); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 246 | } |
| 247 | |
Jonathan Hart | 34f1e38 | 2015-02-24 16:52:23 -0800 | [diff] [blame] | 248 | @Override |
| 249 | public Iterable<Intent> getPending() { |
Brian O'Connor | 645bf20 | 2015-02-24 12:00:58 -0800 | [diff] [blame] | 250 | return pendingMap.values().stream() |
Jonathan Hart | 34f1e38 | 2015-02-24 16:52:23 -0800 | [diff] [blame] | 251 | .map(IntentData::intent) |
| 252 | .collect(Collectors.toList()); |
| 253 | } |
| 254 | |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 255 | private void notifyDelegateIfNotNull(IntentEvent event) { |
| 256 | if (event != null) { |
| 257 | notifyDelegate(event); |
| 258 | } |
| 259 | } |
| 260 | |
Brian O'Connor | 5eb77c8 | 2015-03-02 18:09:39 -0800 | [diff] [blame] | 261 | private final class InternalCurrentListener implements |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 262 | EventuallyConsistentMapListener<Key, IntentData> { |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 263 | @Override |
Jonathan Hart | 539a646 | 2015-01-27 17:05:43 -0800 | [diff] [blame] | 264 | public void event( |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 265 | EventuallyConsistentMapEvent<Key, IntentData> event) { |
Jonathan Hart | 539a646 | 2015-01-27 17:05:43 -0800 | [diff] [blame] | 266 | if (event.type() == EventuallyConsistentMapEvent.Type.PUT) { |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 267 | IntentData intentData = event.value(); |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 268 | |
Jonathan Hart | 9288836 | 2015-02-13 13:14:59 -0800 | [diff] [blame] | 269 | notifyDelegateIfNotNull(IntentEvent.getEvent(intentData)); |
Jonathan Hart | 539a646 | 2015-01-27 17:05:43 -0800 | [diff] [blame] | 270 | } |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 271 | } |
| 272 | } |
| 273 | |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 274 | private final class InternalPendingListener implements |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 275 | EventuallyConsistentMapListener<Key, IntentData> { |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 276 | @Override |
| 277 | public void event( |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 278 | EventuallyConsistentMapEvent<Key, IntentData> event) { |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 279 | if (event.type() == EventuallyConsistentMapEvent.Type.PUT) { |
| 280 | // The pending intents map has been updated. If we are master for |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 281 | // this intent's partition, notify the Manager that it should do |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 282 | // some work. |
Brian O'Connor | be28a87 | 2015-02-19 21:44:37 -0800 | [diff] [blame] | 283 | if (isMaster(event.value().intent().key())) { |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 284 | if (delegate != null) { |
Jonathan Hart | 0d18df3 | 2015-03-21 08:42:59 -0700 | [diff] [blame] | 285 | delegate.process(new IntentData(event.value())); |
Jonathan Hart | 4fd4ebb | 2015-02-04 17:38:48 -0800 | [diff] [blame] | 286 | } |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 287 | } |
Jonathan Hart | 5ec32ba | 2015-02-05 13:33:58 -0800 | [diff] [blame] | 288 | |
Jonathan Hart | 9288836 | 2015-02-13 13:14:59 -0800 | [diff] [blame] | 289 | notifyDelegateIfNotNull(IntentEvent.getEvent(event.value())); |
Jonathan Hart | 74c8313 | 2015-02-02 18:37:57 -0800 | [diff] [blame] | 290 | } |
| 291 | } |
| 292 | } |
| 293 | |
Jonathan Hart | 5573d32 | 2015-01-21 10:13:25 -0800 | [diff] [blame] | 294 | } |
| 295 | |