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 | 4f4ffc3 | 2016-08-03 18:30:47 -0700 | [diff] [blame] | 63 | import org.onosproject.ui.UiTopoLayoutService; |
Simon Hunt | f679c4e | 2016-04-01 17:02:24 -0700 | [diff] [blame] | 64 | import org.onosproject.ui.impl.topo.UiTopoSession; |
Simon Hunt | 642bc45 | 2016-05-04 19:34:45 -0700 | [diff] [blame] | 65 | import org.onosproject.ui.model.ServiceBundle; |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 66 | import org.onosproject.ui.model.topo.UiClusterMember; |
Simon Hunt | 4854f3d | 2016-08-02 18:13:15 -0700 | [diff] [blame] | 67 | import org.onosproject.ui.model.topo.UiDevice; |
| 68 | import org.onosproject.ui.model.topo.UiHost; |
| 69 | import org.onosproject.ui.model.topo.UiLink; |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 70 | import org.onosproject.ui.model.topo.UiRegion; |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 71 | import org.slf4j.Logger; |
| 72 | import org.slf4j.LoggerFactory; |
| 73 | |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 74 | import java.util.List; |
Simon Hunt | 10973dd | 2016-08-01 15:50:35 -0700 | [diff] [blame] | 75 | import java.util.Set; |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 76 | import java.util.concurrent.ExecutorService; |
| 77 | import java.util.concurrent.Executors; |
| 78 | |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 79 | /** |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 80 | * Service that creates and maintains the UI-model of the network topology. |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 81 | */ |
Thomas Vachuska | 92b016b | 2016-05-20 11:37:57 -0700 | [diff] [blame] | 82 | @Component(immediate = true, enabled = true) |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 83 | @Service(value = UiSharedTopologyModel.class) |
| 84 | public final class UiSharedTopologyModel |
| 85 | extends AbstractListenerManager<UiModelEvent, UiModelListener> { |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 86 | |
| 87 | private static final Logger log = |
| 88 | LoggerFactory.getLogger(UiSharedTopologyModel.class); |
| 89 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 90 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Simon Hunt | 4f4ffc3 | 2016-08-03 18:30:47 -0700 | [diff] [blame] | 91 | private UiTopoLayoutService layoutService; |
| 92 | |
| 93 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 94 | private ClusterService clusterService; |
| 95 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 96 | private MastershipService mastershipService; |
| 97 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 98 | private RegionService regionService; |
| 99 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 100 | private DeviceService deviceService; |
| 101 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 102 | private LinkService linkService; |
| 103 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 104 | private HostService hostService; |
| 105 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 106 | private IntentService intentService; |
| 107 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 108 | private FlowRuleService flowService; |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 109 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 110 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 111 | private StatisticService flowStatsService; |
| 112 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 113 | private PortStatisticsService portStatsService; |
| 114 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 115 | private TopologyService topologyService; |
| 116 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
| 117 | private TunnelService tunnelService; |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 118 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 119 | private final ClusterEventListener clusterListener = |
| 120 | new InternalClusterListener(); |
| 121 | private final MastershipListener mastershipListener = |
| 122 | new InternalMastershipListener(); |
| 123 | private final RegionListener regionListener = |
| 124 | new InternalRegionListener(); |
| 125 | private final DeviceListener deviceListener = |
| 126 | new InternalDeviceListener(); |
| 127 | private final LinkListener linkListener = |
| 128 | new InternalLinkListener(); |
| 129 | private final HostListener hostListener = |
| 130 | new InternalHostListener(); |
| 131 | private final IntentListener intentListener = |
| 132 | new InternalIntentListener(); |
| 133 | private final FlowRuleListener flowRuleListener = |
| 134 | new InternalFlowRuleListener(); |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 135 | |
Madan Jampani | 492526a | 2016-06-06 17:24:04 -0700 | [diff] [blame] | 136 | private ExecutorService eventHandler; |
| 137 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 138 | |
| 139 | private ModelCache cache; |
| 140 | |
| 141 | |
| 142 | @Activate |
| 143 | protected void activate() { |
Simon Hunt | 642bc45 | 2016-05-04 19:34:45 -0700 | [diff] [blame] | 144 | cache = new ModelCache(new DefaultServiceBundle(), eventDispatcher); |
Yuta HIGUCHI | 1624df1 | 2016-07-21 16:54:33 -0700 | [diff] [blame] | 145 | eventHandler = Executors.newSingleThreadExecutor(Tools.groupedThreads("onos/ui/topo", "event-handler", log)); |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 146 | |
| 147 | eventDispatcher.addSink(UiModelEvent.class, listenerRegistry); |
| 148 | |
| 149 | clusterService.addListener(clusterListener); |
| 150 | mastershipService.addListener(mastershipListener); |
| 151 | regionService.addListener(regionListener); |
| 152 | deviceService.addListener(deviceListener); |
| 153 | linkService.addListener(linkListener); |
| 154 | hostService.addListener(hostListener); |
| 155 | intentService.addListener(intentListener); |
| 156 | flowService.addListener(flowRuleListener); |
| 157 | |
| 158 | cache.load(); |
| 159 | |
| 160 | log.info("Started"); |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 161 | } |
| 162 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 163 | @Deactivate |
| 164 | protected void deactivate() { |
| 165 | eventDispatcher.removeSink(UiModelEvent.class); |
| 166 | |
| 167 | clusterService.removeListener(clusterListener); |
| 168 | mastershipService.removeListener(mastershipListener); |
| 169 | regionService.removeListener(regionListener); |
| 170 | deviceService.removeListener(deviceListener); |
| 171 | linkService.removeListener(linkListener); |
| 172 | hostService.removeListener(hostListener); |
| 173 | intentService.removeListener(intentListener); |
| 174 | flowService.removeListener(flowRuleListener); |
| 175 | |
Madan Jampani | 492526a | 2016-06-06 17:24:04 -0700 | [diff] [blame] | 176 | eventHandler.shutdown(); |
| 177 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 178 | cache.clear(); |
| 179 | cache = null; |
| 180 | |
| 181 | log.info("Stopped"); |
| 182 | } |
| 183 | |
| 184 | |
Simon Hunt | f679c4e | 2016-04-01 17:02:24 -0700 | [diff] [blame] | 185 | /** |
| 186 | * Registers a UI topology session with the topology model. |
| 187 | * |
| 188 | * @param session the session to register |
| 189 | */ |
| 190 | public void register(UiTopoSession session) { |
| 191 | log.info("Registering topology session {}", session); |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 192 | addListener(session); |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 193 | } |
| 194 | |
Simon Hunt | f679c4e | 2016-04-01 17:02:24 -0700 | [diff] [blame] | 195 | /** |
| 196 | * Unregisters a UI topology session from the topology model. |
| 197 | * |
| 198 | * @param session the session to unregister |
| 199 | */ |
| 200 | public void unregister(UiTopoSession session) { |
| 201 | log.info("Unregistering topology session {}", session); |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 202 | removeListener(session); |
Simon Hunt | f679c4e | 2016-04-01 17:02:24 -0700 | [diff] [blame] | 203 | } |
| 204 | |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 205 | |
| 206 | // ======================================================================= |
Simon Hunt | 10973dd | 2016-08-01 15:50:35 -0700 | [diff] [blame] | 207 | // 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] | 208 | |
| 209 | /** |
Simon Hunt | 4854f3d | 2016-08-02 18:13:15 -0700 | [diff] [blame] | 210 | * Refreshes the cache's internal state. |
| 211 | */ |
| 212 | public void refresh() { |
| 213 | cache.refresh(); |
| 214 | } |
| 215 | |
| 216 | /** |
| 217 | * Returns the list of cluster members stored in the model cache. |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 218 | * |
| 219 | * @return list of cluster members |
| 220 | */ |
| 221 | public List<UiClusterMember> getClusterMembers() { |
| 222 | return cache.getAllClusterMembers(); |
| 223 | } |
| 224 | |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 225 | /** |
Simon Hunt | 4854f3d | 2016-08-02 18:13:15 -0700 | [diff] [blame] | 226 | * Returns the set of regions stored in the model cache. |
Simon Hunt | 10973dd | 2016-08-01 15:50:35 -0700 | [diff] [blame] | 227 | * |
| 228 | * @return set of regions |
| 229 | */ |
| 230 | public Set<UiRegion> getRegions() { |
| 231 | return cache.getAllRegions(); |
| 232 | } |
| 233 | |
| 234 | /** |
Simon Hunt | 977aa05 | 2016-07-20 17:08:29 -0700 | [diff] [blame] | 235 | * Returns the region for the given identifier. |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 236 | * |
Simon Hunt | 977aa05 | 2016-07-20 17:08:29 -0700 | [diff] [blame] | 237 | * @param id region identifier |
| 238 | * @return the region |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 239 | */ |
Simon Hunt | 977aa05 | 2016-07-20 17:08:29 -0700 | [diff] [blame] | 240 | public UiRegion getRegion(RegionId id) { |
| 241 | return cache.accessRegion(id); |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 242 | } |
| 243 | |
Simon Hunt | b1ce260 | 2016-07-23 14:04:31 -0700 | [diff] [blame] | 244 | /** |
| 245 | * Returns the null region. |
| 246 | * |
| 247 | * @return the null region |
| 248 | */ |
| 249 | public UiRegion getNullRegion() { |
| 250 | return cache.nullRegion(); |
| 251 | } |
| 252 | |
| 253 | /** |
Simon Hunt | 4854f3d | 2016-08-02 18:13:15 -0700 | [diff] [blame] | 254 | * Returns the set of devices stored in the model cache. |
| 255 | * |
| 256 | * @return set of devices |
Simon Hunt | b1ce260 | 2016-07-23 14:04:31 -0700 | [diff] [blame] | 257 | */ |
Simon Hunt | 4854f3d | 2016-08-02 18:13:15 -0700 | [diff] [blame] | 258 | public Set<UiDevice> getDevices() { |
| 259 | return cache.getAllDevices(); |
| 260 | } |
| 261 | |
| 262 | /** |
| 263 | * Returns the set of hosts stored in the model cache. |
| 264 | * |
| 265 | * @return set of hosts |
| 266 | */ |
| 267 | public Set<UiHost> getHosts() { |
| 268 | return cache.getAllHosts(); |
| 269 | } |
| 270 | |
| 271 | /** |
| 272 | * Returns the set of links stored in the model cache. |
| 273 | * |
| 274 | * @return set of links |
| 275 | */ |
| 276 | public Set<UiLink> getLinks() { |
| 277 | return cache.getAllLinks(); |
Simon Hunt | b1ce260 | 2016-07-23 14:04:31 -0700 | [diff] [blame] | 278 | } |
| 279 | |
Simon Hunt | d5b9673 | 2016-07-08 13:22:27 -0700 | [diff] [blame] | 280 | // ===================================================================== |
| 281 | |
| 282 | |
Simon Hunt | 642bc45 | 2016-05-04 19:34:45 -0700 | [diff] [blame] | 283 | /** |
| 284 | * Default implementation of service bundle to return references to our |
| 285 | * dynamically injected services. |
| 286 | */ |
| 287 | private class DefaultServiceBundle implements ServiceBundle { |
| 288 | @Override |
Simon Hunt | 4f4ffc3 | 2016-08-03 18:30:47 -0700 | [diff] [blame] | 289 | public UiTopoLayoutService layout() { |
| 290 | return layoutService; |
| 291 | } |
| 292 | |
| 293 | @Override |
Simon Hunt | 642bc45 | 2016-05-04 19:34:45 -0700 | [diff] [blame] | 294 | public ClusterService cluster() { |
| 295 | return clusterService; |
| 296 | } |
| 297 | |
| 298 | @Override |
| 299 | public MastershipService mastership() { |
| 300 | return mastershipService; |
| 301 | } |
| 302 | |
| 303 | @Override |
| 304 | public RegionService region() { |
| 305 | return regionService; |
| 306 | } |
| 307 | |
| 308 | @Override |
| 309 | public DeviceService device() { |
| 310 | return deviceService; |
| 311 | } |
| 312 | |
| 313 | @Override |
| 314 | public LinkService link() { |
| 315 | return linkService; |
| 316 | } |
| 317 | |
| 318 | @Override |
| 319 | public HostService host() { |
| 320 | return hostService; |
| 321 | } |
| 322 | |
| 323 | @Override |
| 324 | public IntentService intent() { |
| 325 | return intentService; |
| 326 | } |
| 327 | |
| 328 | @Override |
| 329 | public FlowRuleService flow() { |
| 330 | return flowService; |
| 331 | } |
| 332 | } |
| 333 | |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 334 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 335 | private class InternalClusterListener implements ClusterEventListener { |
| 336 | @Override |
| 337 | public void event(ClusterEvent event) { |
Madan Jampani | 492526a | 2016-06-06 17:24:04 -0700 | [diff] [blame] | 338 | eventHandler.execute(() -> handleEvent(event)); |
| 339 | } |
| 340 | |
| 341 | private void handleEvent(ClusterEvent event) { |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 342 | ControllerNode cnode = event.subject(); |
| 343 | |
| 344 | switch (event.type()) { |
| 345 | |
| 346 | case INSTANCE_ADDED: |
| 347 | case INSTANCE_ACTIVATED: |
| 348 | case INSTANCE_READY: |
| 349 | case INSTANCE_DEACTIVATED: |
| 350 | cache.addOrUpdateClusterMember(cnode); |
| 351 | break; |
| 352 | |
| 353 | case INSTANCE_REMOVED: |
| 354 | cache.removeClusterMember(cnode); |
| 355 | break; |
| 356 | |
| 357 | default: |
| 358 | break; |
| 359 | } |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 360 | } |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 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 | private class InternalMastershipListener implements MastershipListener { |
| 364 | @Override |
| 365 | public void event(MastershipEvent event) { |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 366 | DeviceId deviceId = event.subject(); |
| 367 | RoleInfo roleInfo = event.roleInfo(); |
| 368 | |
| 369 | switch (event.type()) { |
| 370 | case MASTER_CHANGED: |
| 371 | case BACKUPS_CHANGED: |
| 372 | cache.updateMasterships(deviceId, roleInfo); |
| 373 | break; |
| 374 | |
| 375 | default: |
| 376 | break; |
| 377 | } |
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 | } |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 380 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 381 | private class InternalRegionListener implements RegionListener { |
| 382 | @Override |
| 383 | public void event(RegionEvent event) { |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 384 | Region region = event.subject(); |
| 385 | |
| 386 | switch (event.type()) { |
| 387 | |
| 388 | case REGION_ADDED: |
| 389 | case REGION_UPDATED: |
| 390 | case REGION_MEMBERSHIP_CHANGED: |
| 391 | cache.addOrUpdateRegion(region); |
| 392 | break; |
| 393 | |
| 394 | case REGION_REMOVED: |
| 395 | cache.removeRegion(region); |
| 396 | break; |
| 397 | |
| 398 | default: |
| 399 | break; |
| 400 | } |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 401 | } |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 402 | } |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 403 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 404 | private class InternalDeviceListener implements DeviceListener { |
| 405 | @Override |
| 406 | public void event(DeviceEvent event) { |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 407 | Device device = event.subject(); |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 408 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 409 | switch (event.type()) { |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 410 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 411 | case DEVICE_ADDED: |
| 412 | case DEVICE_UPDATED: |
| 413 | case DEVICE_AVAILABILITY_CHANGED: |
| 414 | case DEVICE_SUSPENDED: |
| 415 | cache.addOrUpdateDevice(device); |
| 416 | break; |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 417 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 418 | case DEVICE_REMOVED: |
| 419 | cache.removeDevice(device); |
| 420 | break; |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 421 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 422 | default: |
| 423 | break; |
Simon Hunt | 7092cc4 | 2016-04-06 18:40:17 -0700 | [diff] [blame] | 424 | } |
| 425 | } |
| 426 | } |
| 427 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 428 | private class InternalLinkListener implements LinkListener { |
| 429 | @Override |
| 430 | public void event(LinkEvent event) { |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 431 | Link link = event.subject(); |
| 432 | |
| 433 | switch (event.type()) { |
| 434 | |
| 435 | case LINK_ADDED: |
| 436 | case LINK_UPDATED: |
| 437 | cache.addOrUpdateLink(link); |
| 438 | break; |
| 439 | |
| 440 | case LINK_REMOVED: |
| 441 | cache.removeLink(link); |
| 442 | break; |
| 443 | |
| 444 | default: |
| 445 | break; |
| 446 | } |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 447 | } |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 448 | } |
| 449 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 450 | private class InternalHostListener implements HostListener { |
| 451 | @Override |
| 452 | public void event(HostEvent event) { |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 453 | Host host = event.subject(); |
| 454 | Host prevHost = event.prevSubject(); |
| 455 | |
| 456 | switch (event.type()) { |
| 457 | |
| 458 | case HOST_ADDED: |
| 459 | case HOST_UPDATED: |
| 460 | cache.addOrUpdateHost(host); |
| 461 | break; |
| 462 | |
| 463 | case HOST_MOVED: |
| 464 | cache.moveHost(host, prevHost); |
| 465 | break; |
| 466 | |
| 467 | case HOST_REMOVED: |
| 468 | cache.removeHost(host); |
| 469 | break; |
| 470 | |
| 471 | default: |
| 472 | break; |
| 473 | } |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 474 | } |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 475 | } |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 476 | |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 477 | // ======================================================================= |
| 478 | // NOTE: Neither intents nor flows are modeled by the UiTopology. |
| 479 | // Rather, they are serviced directly from this class. |
| 480 | // Additionally, since we are only retrieving counts (in the current |
| 481 | // implementation), we'll fetch them on demand from the service. |
| 482 | // Thus, the following internal listeners are stubs only (for now). |
| 483 | // ======================================================================= |
| 484 | |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 485 | private class InternalIntentListener implements IntentListener { |
| 486 | @Override |
| 487 | public void event(IntentEvent event) { |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 488 | // do nothing (for now) |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 489 | } |
| 490 | } |
| 491 | |
| 492 | private class InternalFlowRuleListener implements FlowRuleListener { |
| 493 | @Override |
| 494 | public void event(FlowRuleEvent event) { |
Simon Hunt | 23fb135 | 2016-04-11 12:15:19 -0700 | [diff] [blame] | 495 | // do nothing (for now) |
Simon Hunt | cda9c03 | 2016-04-11 10:32:54 -0700 | [diff] [blame] | 496 | } |
| 497 | } |
| 498 | |
Simon Hunt | ed804d5 | 2016-03-30 09:51:40 -0700 | [diff] [blame] | 499 | } |