Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 1 | /* |
Brian O'Connor | 5ab426f | 2016-04-09 01:19:45 -0700 | [diff] [blame] | 2 | * Copyright 2016-present Open Networking Laboratory |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 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 | |
| 17 | package org.onosproject.ui.impl.topo.model; |
| 18 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 19 | import org.apache.felix.scr.annotations.Activate; |
| 20 | import org.apache.felix.scr.annotations.Component; |
| 21 | import org.apache.felix.scr.annotations.Deactivate; |
| 22 | import org.apache.felix.scr.annotations.Reference; |
| 23 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 24 | import org.apache.felix.scr.annotations.Service; |
Madan Jampani | 492526a | 2016-06-06 17:24:04 -0700 | [diff] [blame] | 25 | import org.onlab.util.Tools; |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 26 | import org.onosproject.cluster.ClusterEvent; |
| 27 | import org.onosproject.cluster.ClusterEventListener; |
| 28 | import org.onosproject.cluster.ClusterService; |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 29 | import org.onosproject.cluster.ControllerNode; |
| 30 | import org.onosproject.cluster.RoleInfo; |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 31 | import org.onosproject.event.AbstractListenerManager; |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 32 | import org.onosproject.incubator.net.PortStatisticsService; |
| 33 | import org.onosproject.incubator.net.tunnel.TunnelService; |
| 34 | import org.onosproject.mastership.MastershipEvent; |
| 35 | import org.onosproject.mastership.MastershipListener; |
| 36 | import org.onosproject.mastership.MastershipService; |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 37 | import org.onosproject.net.Device; |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 38 | import org.onosproject.net.DeviceId; |
| 39 | import org.onosproject.net.Host; |
| 40 | import org.onosproject.net.Link; |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 41 | import org.onosproject.net.device.DeviceEvent; |
| 42 | import org.onosproject.net.device.DeviceListener; |
| 43 | import org.onosproject.net.device.DeviceService; |
| 44 | import org.onosproject.net.flow.FlowRuleEvent; |
| 45 | import org.onosproject.net.flow.FlowRuleListener; |
| 46 | import org.onosproject.net.flow.FlowRuleService; |
| 47 | import org.onosproject.net.host.HostEvent; |
| 48 | import org.onosproject.net.host.HostListener; |
| 49 | import org.onosproject.net.host.HostService; |
| 50 | import org.onosproject.net.intent.IntentEvent; |
| 51 | import org.onosproject.net.intent.IntentListener; |
| 52 | import org.onosproject.net.intent.IntentService; |
| 53 | import org.onosproject.net.link.LinkEvent; |
| 54 | import org.onosproject.net.link.LinkListener; |
| 55 | import org.onosproject.net.link.LinkService; |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 56 | import org.onosproject.net.region.Region; |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 57 | import org.onosproject.net.region.RegionEvent; |
Simon Hunt | 977aa05 | 2016-07-20 17:08:29 -0700 | [diff] [blame] | 58 | import org.onosproject.net.region.RegionId; |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 59 | import org.onosproject.net.region.RegionListener; |
| 60 | import org.onosproject.net.region.RegionService; |
| 61 | import org.onosproject.net.statistic.StatisticService; |
| 62 | import org.onosproject.net.topology.TopologyService; |
Simon Hunt | f679c4e | 2016-04-01 17:02:24 -0700 | [diff] [blame] | 63 | import org.onosproject.ui.impl.topo.UiTopoSession; |
Simon Hunt | 642bc45 | 2016-05-04 19:34:45 -0700 | [diff] [blame] | 64 | import org.onosproject.ui.model.ServiceBundle; |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 65 | import org.onosproject.ui.model.topo.UiClusterMember; |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 66 | import org.onosproject.ui.model.topo.UiRegion; |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 67 | import org.slf4j.Logger; |
| 68 | import org.slf4j.LoggerFactory; |
| 69 | |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 70 | import java.util.List; |
Simon Hunt | 10973dd | 2016-08-01 15:50:35 -0700 | [diff] [blame^] | 71 | import java.util.Set; |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 72 | import java.util.concurrent.ExecutorService; |
| 73 | import java.util.concurrent.Executors; |
| 74 | |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 75 | /** |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 76 | * Service that creates and maintains the UI-model of the network topology. |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 77 | */ |
Thomas Vachuska | 92b016b | 2016-05-20 11:37:57 -0700 | [diff] [blame] | 78 | @Component(immediate = true, enabled = true) |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 79 | @Service(value = UiSharedTopologyModel.class) |
| 80 | public final class UiSharedTopologyModel |
| 81 | extends AbstractListenerManager<UiModelEvent, UiModelListener> { |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 82 | |
| 83 | private static final Logger log = |
| 84 | LoggerFactory.getLogger(UiSharedTopologyModel.class); |
| 85 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 86 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 87 | private ClusterService clusterService; |
| 88 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 89 | private MastershipService mastershipService; |
| 90 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 91 | private RegionService regionService; |
| 92 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 93 | private DeviceService deviceService; |
| 94 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 95 | private LinkService linkService; |
| 96 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 97 | private HostService hostService; |
| 98 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 99 | private IntentService intentService; |
| 100 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 101 | private FlowRuleService flowService; |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 102 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 103 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 104 | private StatisticService flowStatsService; |
| 105 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 106 | private PortStatisticsService portStatsService; |
| 107 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 108 | private TopologyService topologyService; |
| 109 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 110 | private TunnelService tunnelService; |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 111 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 112 | private final ClusterEventListener clusterListener = |
| 113 | new InternalClusterListener(); |
| 114 | private final MastershipListener mastershipListener = |
| 115 | new InternalMastershipListener(); |
| 116 | private final RegionListener regionListener = |
| 117 | new InternalRegionListener(); |
| 118 | private final DeviceListener deviceListener = |
| 119 | new InternalDeviceListener(); |
| 120 | private final LinkListener linkListener = |
| 121 | new InternalLinkListener(); |
| 122 | private final HostListener hostListener = |
| 123 | new InternalHostListener(); |
| 124 | private final IntentListener intentListener = |
| 125 | new InternalIntentListener(); |
| 126 | private final FlowRuleListener flowRuleListener = |
| 127 | new InternalFlowRuleListener(); |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 128 | |
Madan Jampani | 492526a | 2016-06-06 17:24:04 -0700 | [diff] [blame] | 129 | private ExecutorService eventHandler; |
| 130 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 131 | |
| 132 | private ModelCache cache; |
| 133 | |
| 134 | |
| 135 | @Activate |
| 136 | protected void activate() { |
Simon Hunt | 642bc45 | 2016-05-04 19:34:45 -0700 | [diff] [blame] | 137 | cache = new ModelCache(new DefaultServiceBundle(), eventDispatcher); |
Yuta HIGUCHI | 1624df1 | 2016-07-21 16:54:33 -0700 | [diff] [blame] | 138 | eventHandler = Executors.newSingleThreadExecutor(Tools.groupedThreads("onos/ui/topo", "event-handler", log)); |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 139 | |
| 140 | eventDispatcher.addSink(UiModelEvent.class, listenerRegistry); |
| 141 | |
| 142 | clusterService.addListener(clusterListener); |
| 143 | mastershipService.addListener(mastershipListener); |
| 144 | regionService.addListener(regionListener); |
| 145 | deviceService.addListener(deviceListener); |
| 146 | linkService.addListener(linkListener); |
| 147 | hostService.addListener(hostListener); |
| 148 | intentService.addListener(intentListener); |
| 149 | flowService.addListener(flowRuleListener); |
| 150 | |
| 151 | cache.load(); |
| 152 | |
| 153 | log.info("Started"); |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 154 | } |
| 155 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 156 | @Deactivate |
| 157 | protected void deactivate() { |
| 158 | eventDispatcher.removeSink(UiModelEvent.class); |
| 159 | |
| 160 | clusterService.removeListener(clusterListener); |
| 161 | mastershipService.removeListener(mastershipListener); |
| 162 | regionService.removeListener(regionListener); |
| 163 | deviceService.removeListener(deviceListener); |
| 164 | linkService.removeListener(linkListener); |
| 165 | hostService.removeListener(hostListener); |
| 166 | intentService.removeListener(intentListener); |
| 167 | flowService.removeListener(flowRuleListener); |
| 168 | |
Madan Jampani | 492526a | 2016-06-06 17:24:04 -0700 | [diff] [blame] | 169 | eventHandler.shutdown(); |
| 170 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 171 | cache.clear(); |
| 172 | cache = null; |
| 173 | |
| 174 | log.info("Stopped"); |
| 175 | } |
| 176 | |
| 177 | |
Simon Hunt | f679c4e | 2016-04-01 17:02:24 -0700 | [diff] [blame] | 178 | /** |
| 179 | * Registers a UI topology session with the topology model. |
| 180 | * |
| 181 | * @param session the session to register |
| 182 | */ |
| 183 | public void register(UiTopoSession session) { |
| 184 | log.info("Registering topology session {}", session); |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 185 | addListener(session); |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 186 | } |
| 187 | |
Simon Hunt | f679c4e | 2016-04-01 17:02:24 -0700 | [diff] [blame] | 188 | /** |
| 189 | * Unregisters a UI topology session from the topology model. |
| 190 | * |
| 191 | * @param session the session to unregister |
| 192 | */ |
| 193 | public void unregister(UiTopoSession session) { |
| 194 | log.info("Unregistering topology session {}", session); |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 195 | removeListener(session); |
Simon Hunt | f679c4e | 2016-04-01 17:02:24 -0700 | [diff] [blame] | 196 | } |
| 197 | |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 198 | |
| 199 | // ======================================================================= |
Simon Hunt | 10973dd | 2016-08-01 15:50:35 -0700 | [diff] [blame^] | 200 | // Methods for topo session (or CLI) to use to get information from us |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 201 | |
| 202 | /** |
| 203 | * Returns the list of cluster members stored in our model cache. |
| 204 | * |
| 205 | * @return list of cluster members |
| 206 | */ |
| 207 | public List<UiClusterMember> getClusterMembers() { |
| 208 | return cache.getAllClusterMembers(); |
| 209 | } |
| 210 | |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 211 | /** |
Simon Hunt | 10973dd | 2016-08-01 15:50:35 -0700 | [diff] [blame^] | 212 | * Returns the set of regions stored in our model cache. |
| 213 | * |
| 214 | * @return set of regions |
| 215 | */ |
| 216 | public Set<UiRegion> getRegions() { |
| 217 | return cache.getAllRegions(); |
| 218 | } |
| 219 | |
| 220 | /** |
Simon Hunt | 977aa05 | 2016-07-20 17:08:29 -0700 | [diff] [blame] | 221 | * Returns the region for the given identifier. |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 222 | * |
Simon Hunt | 977aa05 | 2016-07-20 17:08:29 -0700 | [diff] [blame] | 223 | * @param id region identifier |
| 224 | * @return the region |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 225 | */ |
Simon Hunt | 977aa05 | 2016-07-20 17:08:29 -0700 | [diff] [blame] | 226 | public UiRegion getRegion(RegionId id) { |
| 227 | return cache.accessRegion(id); |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 228 | } |
| 229 | |
Simon Hunt | b1ce260 | 2016-07-23 14:04:31 -0700 | [diff] [blame] | 230 | /** |
| 231 | * Returns the null region. |
| 232 | * |
| 233 | * @return the null region |
| 234 | */ |
| 235 | public UiRegion getNullRegion() { |
| 236 | return cache.nullRegion(); |
| 237 | } |
| 238 | |
| 239 | /** |
| 240 | * Refreshes the cache's internal state. |
| 241 | */ |
| 242 | public void refresh() { |
| 243 | cache.refresh(); |
| 244 | } |
| 245 | |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 246 | // ===================================================================== |
| 247 | |
| 248 | |
Simon Hunt | 642bc45 | 2016-05-04 19:34:45 -0700 | [diff] [blame] | 249 | /** |
| 250 | * Default implementation of service bundle to return references to our |
| 251 | * dynamically injected services. |
| 252 | */ |
| 253 | private class DefaultServiceBundle implements ServiceBundle { |
| 254 | @Override |
| 255 | public ClusterService cluster() { |
| 256 | return clusterService; |
| 257 | } |
| 258 | |
| 259 | @Override |
| 260 | public MastershipService mastership() { |
| 261 | return mastershipService; |
| 262 | } |
| 263 | |
| 264 | @Override |
| 265 | public RegionService region() { |
| 266 | return regionService; |
| 267 | } |
| 268 | |
| 269 | @Override |
| 270 | public DeviceService device() { |
| 271 | return deviceService; |
| 272 | } |
| 273 | |
| 274 | @Override |
| 275 | public LinkService link() { |
| 276 | return linkService; |
| 277 | } |
| 278 | |
| 279 | @Override |
| 280 | public HostService host() { |
| 281 | return hostService; |
| 282 | } |
| 283 | |
| 284 | @Override |
| 285 | public IntentService intent() { |
| 286 | return intentService; |
| 287 | } |
| 288 | |
| 289 | @Override |
| 290 | public FlowRuleService flow() { |
| 291 | return flowService; |
| 292 | } |
| 293 | } |
| 294 | |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 295 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 296 | private class InternalClusterListener implements ClusterEventListener { |
| 297 | @Override |
| 298 | public void event(ClusterEvent event) { |
Madan Jampani | 492526a | 2016-06-06 17:24:04 -0700 | [diff] [blame] | 299 | eventHandler.execute(() -> handleEvent(event)); |
| 300 | } |
| 301 | |
| 302 | private void handleEvent(ClusterEvent event) { |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 303 | ControllerNode cnode = event.subject(); |
| 304 | |
| 305 | switch (event.type()) { |
| 306 | |
| 307 | case INSTANCE_ADDED: |
| 308 | case INSTANCE_ACTIVATED: |
| 309 | case INSTANCE_READY: |
| 310 | case INSTANCE_DEACTIVATED: |
| 311 | cache.addOrUpdateClusterMember(cnode); |
| 312 | break; |
| 313 | |
| 314 | case INSTANCE_REMOVED: |
| 315 | cache.removeClusterMember(cnode); |
| 316 | break; |
| 317 | |
| 318 | default: |
| 319 | break; |
| 320 | } |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 321 | } |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 322 | } |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 323 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 324 | private class InternalMastershipListener implements MastershipListener { |
| 325 | @Override |
| 326 | public void event(MastershipEvent event) { |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 327 | DeviceId deviceId = event.subject(); |
| 328 | RoleInfo roleInfo = event.roleInfo(); |
| 329 | |
| 330 | switch (event.type()) { |
| 331 | case MASTER_CHANGED: |
| 332 | case BACKUPS_CHANGED: |
| 333 | cache.updateMasterships(deviceId, roleInfo); |
| 334 | break; |
| 335 | |
| 336 | default: |
| 337 | break; |
| 338 | } |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 339 | } |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 340 | } |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 341 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 342 | private class InternalRegionListener implements RegionListener { |
| 343 | @Override |
| 344 | public void event(RegionEvent event) { |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 345 | Region region = event.subject(); |
| 346 | |
| 347 | switch (event.type()) { |
| 348 | |
| 349 | case REGION_ADDED: |
| 350 | case REGION_UPDATED: |
| 351 | case REGION_MEMBERSHIP_CHANGED: |
| 352 | cache.addOrUpdateRegion(region); |
| 353 | break; |
| 354 | |
| 355 | case REGION_REMOVED: |
| 356 | cache.removeRegion(region); |
| 357 | break; |
| 358 | |
| 359 | default: |
| 360 | break; |
| 361 | } |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 362 | } |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 363 | } |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 364 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 365 | private class InternalDeviceListener implements DeviceListener { |
| 366 | @Override |
| 367 | public void event(DeviceEvent event) { |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 368 | Device device = event.subject(); |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 369 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 370 | switch (event.type()) { |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 371 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 372 | case DEVICE_ADDED: |
| 373 | case DEVICE_UPDATED: |
| 374 | case DEVICE_AVAILABILITY_CHANGED: |
| 375 | case DEVICE_SUSPENDED: |
| 376 | cache.addOrUpdateDevice(device); |
| 377 | break; |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 378 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 379 | case DEVICE_REMOVED: |
| 380 | cache.removeDevice(device); |
| 381 | break; |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 382 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 383 | default: |
| 384 | break; |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 385 | } |
| 386 | } |
| 387 | } |
| 388 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 389 | private class InternalLinkListener implements LinkListener { |
| 390 | @Override |
| 391 | public void event(LinkEvent event) { |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 392 | Link link = event.subject(); |
| 393 | |
| 394 | switch (event.type()) { |
| 395 | |
| 396 | case LINK_ADDED: |
| 397 | case LINK_UPDATED: |
| 398 | cache.addOrUpdateLink(link); |
| 399 | break; |
| 400 | |
| 401 | case LINK_REMOVED: |
| 402 | cache.removeLink(link); |
| 403 | break; |
| 404 | |
| 405 | default: |
| 406 | break; |
| 407 | } |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 408 | } |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 409 | } |
| 410 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 411 | private class InternalHostListener implements HostListener { |
| 412 | @Override |
| 413 | public void event(HostEvent event) { |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 414 | Host host = event.subject(); |
| 415 | Host prevHost = event.prevSubject(); |
| 416 | |
| 417 | switch (event.type()) { |
| 418 | |
| 419 | case HOST_ADDED: |
| 420 | case HOST_UPDATED: |
| 421 | cache.addOrUpdateHost(host); |
| 422 | break; |
| 423 | |
| 424 | case HOST_MOVED: |
| 425 | cache.moveHost(host, prevHost); |
| 426 | break; |
| 427 | |
| 428 | case HOST_REMOVED: |
| 429 | cache.removeHost(host); |
| 430 | break; |
| 431 | |
| 432 | default: |
| 433 | break; |
| 434 | } |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 435 | } |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 436 | } |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 437 | |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 438 | // ======================================================================= |
| 439 | // NOTE: Neither intents nor flows are modeled by the UiTopology. |
| 440 | // Rather, they are serviced directly from this class. |
| 441 | // Additionally, since we are only retrieving counts (in the current |
| 442 | // implementation), we'll fetch them on demand from the service. |
| 443 | // Thus, the following internal listeners are stubs only (for now). |
| 444 | // ======================================================================= |
| 445 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 446 | private class InternalIntentListener implements IntentListener { |
| 447 | @Override |
| 448 | public void event(IntentEvent event) { |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 449 | // do nothing (for now) |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 450 | } |
| 451 | } |
| 452 | |
| 453 | private class InternalFlowRuleListener implements FlowRuleListener { |
| 454 | @Override |
| 455 | public void event(FlowRuleEvent event) { |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 456 | // do nothing (for now) |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 457 | } |
| 458 | } |
| 459 | |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 460 | } |