alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame] | 2 | * Copyright 2015-present Open Networking Foundation |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -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 | */ |
Ray Milkey | ebdd485 | 2017-10-18 16:19:28 -0700 | [diff] [blame] | 16 | package org.onosproject.net.meter.impl; |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 17 | |
| 18 | import org.apache.felix.scr.annotations.Activate; |
| 19 | import org.apache.felix.scr.annotations.Component; |
| 20 | import org.apache.felix.scr.annotations.Deactivate; |
Jordi Ortiz | 31d4d38 | 2017-07-19 10:52:26 +0200 | [diff] [blame] | 21 | import org.apache.felix.scr.annotations.Property; |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 22 | import org.apache.felix.scr.annotations.Reference; |
| 23 | import org.apache.felix.scr.annotations.ReferenceCardinality; |
| 24 | import org.apache.felix.scr.annotations.Service; |
alshabib | eadfc8e | 2015-08-18 15:40:46 -0700 | [diff] [blame] | 25 | import org.onlab.util.TriConsumer; |
Jian Li | 1932b93 | 2016-01-03 00:35:40 -0800 | [diff] [blame] | 26 | import org.onosproject.net.DeviceId; |
alshabib | 10c810b | 2015-08-18 16:59:04 -0700 | [diff] [blame] | 27 | import org.onosproject.net.meter.DefaultMeter; |
| 28 | import org.onosproject.net.meter.Meter; |
| 29 | import org.onosproject.net.meter.MeterEvent; |
| 30 | import org.onosproject.net.meter.MeterFailReason; |
Jordi Ortiz | aa8de49 | 2016-12-01 00:21:36 +0100 | [diff] [blame] | 31 | import org.onosproject.net.meter.MeterFeatures; |
alshabib | 10c810b | 2015-08-18 16:59:04 -0700 | [diff] [blame] | 32 | import org.onosproject.net.meter.MeterId; |
alshabib | 70aaa1b | 2015-09-25 14:30:59 -0700 | [diff] [blame] | 33 | import org.onosproject.net.meter.MeterKey; |
alshabib | 10c810b | 2015-08-18 16:59:04 -0700 | [diff] [blame] | 34 | import org.onosproject.net.meter.MeterListener; |
| 35 | import org.onosproject.net.meter.MeterOperation; |
| 36 | import org.onosproject.net.meter.MeterProvider; |
| 37 | import org.onosproject.net.meter.MeterProviderRegistry; |
| 38 | import org.onosproject.net.meter.MeterProviderService; |
alshabib | e1248b6 | 2015-08-20 17:21:55 -0700 | [diff] [blame] | 39 | import org.onosproject.net.meter.MeterRequest; |
alshabib | 10c810b | 2015-08-18 16:59:04 -0700 | [diff] [blame] | 40 | import org.onosproject.net.meter.MeterService; |
| 41 | import org.onosproject.net.meter.MeterState; |
| 42 | import org.onosproject.net.meter.MeterStore; |
| 43 | import org.onosproject.net.meter.MeterStoreDelegate; |
| 44 | import org.onosproject.net.meter.MeterStoreResult; |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 45 | import org.onosproject.net.provider.AbstractListenerProviderRegistry; |
| 46 | import org.onosproject.net.provider.AbstractProviderService; |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 47 | import org.slf4j.Logger; |
| 48 | |
| 49 | import java.util.Collection; |
alshabib | 5eb7939 | 2015-08-19 18:09:55 -0700 | [diff] [blame] | 50 | import java.util.Map; |
Jordi Ortiz | 31d4d38 | 2017-07-19 10:52:26 +0200 | [diff] [blame] | 51 | import java.util.concurrent.ExecutorService; |
alshabib | 5eb7939 | 2015-08-19 18:09:55 -0700 | [diff] [blame] | 52 | import java.util.stream.Collectors; |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 53 | |
Jordi Ortiz | 31d4d38 | 2017-07-19 10:52:26 +0200 | [diff] [blame] | 54 | import static com.google.common.base.Preconditions.checkNotNull; |
| 55 | import static java.util.concurrent.Executors.newFixedThreadPool; |
| 56 | import static org.onlab.util.Tools.groupedThreads; |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 57 | import static org.slf4j.LoggerFactory.getLogger; |
| 58 | |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 59 | /** |
| 60 | * Provides implementation of the meter service APIs. |
| 61 | */ |
Thomas Vachuska | 11b99fc | 2017-04-27 12:51:04 -0700 | [diff] [blame] | 62 | @Component(immediate = true) |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 63 | @Service |
Thomas Vachuska | 11b99fc | 2017-04-27 12:51:04 -0700 | [diff] [blame] | 64 | public class MeterManager |
| 65 | extends AbstractListenerProviderRegistry<MeterEvent, MeterListener, MeterProvider, MeterProviderService> |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 66 | implements MeterService, MeterProviderRegistry { |
| 67 | |
Jordi Ortiz | 31d4d38 | 2017-07-19 10:52:26 +0200 | [diff] [blame] | 68 | private static final String NUM_THREAD = "numThreads"; |
| 69 | private static final String WORKER_PATTERN = "installer-%d"; |
| 70 | private static final String GROUP_THREAD_NAME = "onos/meter"; |
| 71 | |
| 72 | private static final int DEFAULT_NUM_THREADS = 4; |
| 73 | @Property(name = NUM_THREAD, |
| 74 | intValue = DEFAULT_NUM_THREADS, |
| 75 | label = "Number of worker threads") |
| 76 | private int numThreads = DEFAULT_NUM_THREADS; |
| 77 | |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 78 | private final Logger log = getLogger(getClass()); |
| 79 | private final MeterStoreDelegate delegate = new InternalMeterStoreDelegate(); |
| 80 | |
| 81 | @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY) |
Pier Luigi | f094c61 | 2017-10-14 12:15:02 +0200 | [diff] [blame^] | 82 | private MeterStore store; |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 83 | |
alshabib | e1248b6 | 2015-08-20 17:21:55 -0700 | [diff] [blame] | 84 | private TriConsumer<MeterRequest, MeterStoreResult, Throwable> onComplete; |
alshabib | eadfc8e | 2015-08-18 15:40:46 -0700 | [diff] [blame] | 85 | |
Jordi Ortiz | 31d4d38 | 2017-07-19 10:52:26 +0200 | [diff] [blame] | 86 | private ExecutorService executorService; |
| 87 | |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 88 | @Activate |
| 89 | public void activate() { |
alshabib | 58fe6dc | 2015-08-19 17:16:13 -0700 | [diff] [blame] | 90 | store.setDelegate(delegate); |
Jordi Ortiz | 3a6f307 | 2016-11-07 10:23:48 +0100 | [diff] [blame] | 91 | eventDispatcher.addSink(MeterEvent.class, listenerRegistry); |
alshabib | 58fe6dc | 2015-08-19 17:16:13 -0700 | [diff] [blame] | 92 | |
Jordi Ortiz | 3a6f307 | 2016-11-07 10:23:48 +0100 | [diff] [blame] | 93 | onComplete = (request, result, error) -> { |
alshabib | e1248b6 | 2015-08-20 17:21:55 -0700 | [diff] [blame] | 94 | request.context().ifPresent(c -> { |
alshabib | eadfc8e | 2015-08-18 15:40:46 -0700 | [diff] [blame] | 95 | if (error != null) { |
alshabib | e1248b6 | 2015-08-20 17:21:55 -0700 | [diff] [blame] | 96 | c.onError(request, MeterFailReason.UNKNOWN); |
alshabib | eadfc8e | 2015-08-18 15:40:46 -0700 | [diff] [blame] | 97 | } else { |
| 98 | if (result.reason().isPresent()) { |
alshabib | e1248b6 | 2015-08-20 17:21:55 -0700 | [diff] [blame] | 99 | c.onError(request, result.reason().get()); |
alshabib | eadfc8e | 2015-08-18 15:40:46 -0700 | [diff] [blame] | 100 | } else { |
alshabib | e1248b6 | 2015-08-20 17:21:55 -0700 | [diff] [blame] | 101 | c.onSuccess(request); |
alshabib | eadfc8e | 2015-08-18 15:40:46 -0700 | [diff] [blame] | 102 | } |
| 103 | } |
| 104 | }); |
| 105 | |
| 106 | }; |
Jordi Ortiz | 31d4d38 | 2017-07-19 10:52:26 +0200 | [diff] [blame] | 107 | |
| 108 | executorService = newFixedThreadPool(numThreads, |
| 109 | groupedThreads(GROUP_THREAD_NAME, WORKER_PATTERN, log)); |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 110 | log.info("Started"); |
| 111 | } |
| 112 | |
| 113 | @Deactivate |
| 114 | public void deactivate() { |
alshabib | 58fe6dc | 2015-08-19 17:16:13 -0700 | [diff] [blame] | 115 | store.unsetDelegate(delegate); |
Thomas Vachuska | 11b99fc | 2017-04-27 12:51:04 -0700 | [diff] [blame] | 116 | eventDispatcher.removeSink(MeterEvent.class); |
Jordi Ortiz | 31d4d38 | 2017-07-19 10:52:26 +0200 | [diff] [blame] | 117 | executorService.shutdown(); |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 118 | log.info("Stopped"); |
| 119 | } |
| 120 | |
| 121 | @Override |
| 122 | protected MeterProviderService createProviderService(MeterProvider provider) { |
| 123 | return new InternalMeterProviderService(provider); |
| 124 | } |
| 125 | |
| 126 | @Override |
alshabib | e1248b6 | 2015-08-20 17:21:55 -0700 | [diff] [blame] | 127 | public Meter submit(MeterRequest request) { |
| 128 | |
alshabib | 70aaa1b | 2015-09-25 14:30:59 -0700 | [diff] [blame] | 129 | MeterId id = allocateMeterId(request.deviceId()); |
| 130 | |
alshabib | e1248b6 | 2015-08-20 17:21:55 -0700 | [diff] [blame] | 131 | Meter.Builder mBuilder = DefaultMeter.builder() |
| 132 | .forDevice(request.deviceId()) |
| 133 | .fromApp(request.appId()) |
| 134 | .withBands(request.bands()) |
alshabib | 70aaa1b | 2015-09-25 14:30:59 -0700 | [diff] [blame] | 135 | .withId(id) |
alshabib | e1248b6 | 2015-08-20 17:21:55 -0700 | [diff] [blame] | 136 | .withUnit(request.unit()); |
| 137 | |
| 138 | if (request.isBurst()) { |
| 139 | mBuilder.burst(); |
| 140 | } |
| 141 | DefaultMeter m = (DefaultMeter) mBuilder.build(); |
alshabib | 7bb0501 | 2015-08-05 10:15:09 -0700 | [diff] [blame] | 142 | m.setState(MeterState.PENDING_ADD); |
alshabib | eadfc8e | 2015-08-18 15:40:46 -0700 | [diff] [blame] | 143 | store.storeMeter(m).whenComplete((result, error) -> |
alshabib | e1248b6 | 2015-08-20 17:21:55 -0700 | [diff] [blame] | 144 | onComplete.accept(request, result, error)); |
| 145 | return m; |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 146 | } |
| 147 | |
| 148 | @Override |
alshabib | e1248b6 | 2015-08-20 17:21:55 -0700 | [diff] [blame] | 149 | public void withdraw(MeterRequest request, MeterId meterId) { |
| 150 | Meter.Builder mBuilder = DefaultMeter.builder() |
| 151 | .forDevice(request.deviceId()) |
| 152 | .fromApp(request.appId()) |
| 153 | .withBands(request.bands()) |
| 154 | .withId(meterId) |
| 155 | .withUnit(request.unit()); |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 156 | |
alshabib | e1248b6 | 2015-08-20 17:21:55 -0700 | [diff] [blame] | 157 | if (request.isBurst()) { |
| 158 | mBuilder.burst(); |
| 159 | } |
| 160 | |
| 161 | DefaultMeter m = (DefaultMeter) mBuilder.build(); |
alshabib | 7bb0501 | 2015-08-05 10:15:09 -0700 | [diff] [blame] | 162 | m.setState(MeterState.PENDING_REMOVE); |
alshabib | eadfc8e | 2015-08-18 15:40:46 -0700 | [diff] [blame] | 163 | store.deleteMeter(m).whenComplete((result, error) -> |
alshabib | e1248b6 | 2015-08-20 17:21:55 -0700 | [diff] [blame] | 164 | onComplete.accept(request, result, error)); |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 165 | } |
| 166 | |
| 167 | @Override |
alshabib | 70aaa1b | 2015-09-25 14:30:59 -0700 | [diff] [blame] | 168 | public Meter getMeter(DeviceId deviceId, MeterId id) { |
| 169 | MeterKey key = MeterKey.key(deviceId, id); |
| 170 | return store.getMeter(key); |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 171 | } |
| 172 | |
| 173 | @Override |
Jian Li | 1932b93 | 2016-01-03 00:35:40 -0800 | [diff] [blame] | 174 | public Collection<Meter> getMeters(DeviceId deviceId) { |
| 175 | return store.getAllMeters().stream().filter(m -> |
| 176 | m.deviceId().equals(deviceId)).collect(Collectors.toList()); |
| 177 | } |
| 178 | |
| 179 | @Override |
alshabib | 58fe6dc | 2015-08-19 17:16:13 -0700 | [diff] [blame] | 180 | public Collection<Meter> getAllMeters() { |
| 181 | return store.getAllMeters(); |
| 182 | } |
| 183 | |
alshabib | 70aaa1b | 2015-09-25 14:30:59 -0700 | [diff] [blame] | 184 | private MeterId allocateMeterId(DeviceId deviceId) { |
Pier Luigi | f094c61 | 2017-10-14 12:15:02 +0200 | [diff] [blame^] | 185 | // We delegate direclty to the store |
| 186 | return store.allocateMeterId(deviceId); |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 187 | } |
| 188 | |
| 189 | private class InternalMeterProviderService |
| 190 | extends AbstractProviderService<MeterProvider> |
| 191 | implements MeterProviderService { |
| 192 | |
| 193 | /** |
| 194 | * Creates a provider service on behalf of the specified provider. |
| 195 | * |
| 196 | * @param provider provider to which this service is being issued |
| 197 | */ |
| 198 | protected InternalMeterProviderService(MeterProvider provider) { |
| 199 | super(provider); |
| 200 | } |
| 201 | |
| 202 | @Override |
alshabib | 7bb0501 | 2015-08-05 10:15:09 -0700 | [diff] [blame] | 203 | public void meterOperationFailed(MeterOperation operation, |
| 204 | MeterFailReason reason) { |
| 205 | store.failedMeter(operation, reason); |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 206 | } |
| 207 | |
| 208 | @Override |
| 209 | public void pushMeterMetrics(DeviceId deviceId, Collection<Meter> meterEntries) { |
Jordi Ortiz | 9287b63 | 2017-06-22 11:01:37 +0200 | [diff] [blame] | 210 | Collection<Meter> allMeters = store.getAllMeters(deviceId); |
alshabib | 5eb7939 | 2015-08-19 18:09:55 -0700 | [diff] [blame] | 211 | |
Jordi Ortiz | 5889691 | 2017-03-06 14:51:05 +0100 | [diff] [blame] | 212 | Map<MeterId, Meter> meterEntriesMap = meterEntries.stream() |
| 213 | .collect(Collectors.toMap(Meter::id, Meter -> Meter)); |
| 214 | |
Jordi Ortiz | 205af45 | 2017-06-22 14:25:04 +0200 | [diff] [blame] | 215 | // Look for meters defined in onos and missing in the device (restore) |
Jordi Ortiz | 9287b63 | 2017-06-22 11:01:37 +0200 | [diff] [blame] | 216 | allMeters.stream().forEach(m -> { |
| 217 | if ((m.state().equals(MeterState.PENDING_ADD) || |
| 218 | m.state().equals(MeterState.ADDED)) && |
| 219 | !meterEntriesMap.containsKey(m.id())) { |
Jordi Ortiz | 5889691 | 2017-03-06 14:51:05 +0100 | [diff] [blame] | 220 | // The meter is missing in the device. Reinstall! |
Jordi Ortiz | 205af45 | 2017-06-22 14:25:04 +0200 | [diff] [blame] | 221 | log.debug("Adding meter missing in device {} {}", deviceId, m); |
Jordi Ortiz | 5889691 | 2017-03-06 14:51:05 +0100 | [diff] [blame] | 222 | provider().performMeterOperation(deviceId, |
Jordi Ortiz | 9287b63 | 2017-06-22 11:01:37 +0200 | [diff] [blame] | 223 | new MeterOperation(m, MeterOperation.Type.ADD)); |
Jordi Ortiz | 5889691 | 2017-03-06 14:51:05 +0100 | [diff] [blame] | 224 | } |
Jordi Ortiz | 5889691 | 2017-03-06 14:51:05 +0100 | [diff] [blame] | 225 | }); |
| 226 | |
Jordi Ortiz | 205af45 | 2017-06-22 14:25:04 +0200 | [diff] [blame] | 227 | // Look for meters defined in the device and not in onos (remove) |
| 228 | meterEntriesMap.entrySet().stream() |
| 229 | .filter(md -> !allMeters.stream().anyMatch(m -> m.id().equals(md.getKey()))) |
| 230 | .forEach(mio -> { |
| 231 | // The meter is missin in onos. Uninstall! |
| 232 | log.debug("Remove meter in device not in onos {} {}", deviceId, mio.getKey()); |
| 233 | Meter meter = mio.getValue(); |
| 234 | provider().performMeterOperation(deviceId, |
| 235 | new MeterOperation(meter, MeterOperation.Type.REMOVE)); |
| 236 | }); |
| 237 | |
alshabib | 5eb7939 | 2015-08-19 18:09:55 -0700 | [diff] [blame] | 238 | meterEntries.stream() |
Jordi Ortiz | 9287b63 | 2017-06-22 11:01:37 +0200 | [diff] [blame] | 239 | .filter(m -> allMeters.stream() |
| 240 | .anyMatch(sm -> sm.deviceId().equals(deviceId) && sm.id().equals(m.id()))) |
alshabib | 5eb7939 | 2015-08-19 18:09:55 -0700 | [diff] [blame] | 241 | .forEach(m -> store.updateMeterState(m)); |
| 242 | |
Jordi Ortiz | 9287b63 | 2017-06-22 11:01:37 +0200 | [diff] [blame] | 243 | allMeters.forEach(m -> { |
alshabib | 5eb7939 | 2015-08-19 18:09:55 -0700 | [diff] [blame] | 244 | if (m.state() == MeterState.PENDING_ADD) { |
| 245 | provider().performMeterOperation(m.deviceId(), |
| 246 | new MeterOperation(m, |
Konstantinos Kanonakis | a45755d | 2016-03-14 11:31:23 -0500 | [diff] [blame] | 247 | MeterOperation.Type.MODIFY)); |
| 248 | } else if (m.state() == MeterState.PENDING_REMOVE) { |
alshabib | 5eb7939 | 2015-08-19 18:09:55 -0700 | [diff] [blame] | 249 | store.deleteMeterNow(m); |
| 250 | } |
| 251 | }); |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 252 | } |
Jordi Ortiz | aa8de49 | 2016-12-01 00:21:36 +0100 | [diff] [blame] | 253 | |
| 254 | @Override |
| 255 | public void pushMeterFeatures(DeviceId deviceId, MeterFeatures meterfeatures) { |
| 256 | store.storeMeterFeatures(meterfeatures); |
| 257 | } |
| 258 | |
| 259 | @Override |
| 260 | public void deleteMeterFeatures(DeviceId deviceId) { |
| 261 | store.deleteMeterFeatures(deviceId); |
| 262 | } |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 263 | } |
| 264 | |
| 265 | private class InternalMeterStoreDelegate implements MeterStoreDelegate { |
| 266 | |
| 267 | @Override |
| 268 | public void notify(MeterEvent event) { |
alshabib | eadfc8e | 2015-08-18 15:40:46 -0700 | [diff] [blame] | 269 | DeviceId deviceId = event.subject().deviceId(); |
alshabib | 7bb0501 | 2015-08-05 10:15:09 -0700 | [diff] [blame] | 270 | switch (event.type()) { |
alshabib | eadfc8e | 2015-08-18 15:40:46 -0700 | [diff] [blame] | 271 | case METER_ADD_REQ: |
Jordi Ortiz | 31d4d38 | 2017-07-19 10:52:26 +0200 | [diff] [blame] | 272 | executorService.execute(new MeterInstaller(deviceId, event.subject(), |
| 273 | MeterOperation.Type.ADD)); |
alshabib | 7bb0501 | 2015-08-05 10:15:09 -0700 | [diff] [blame] | 274 | break; |
alshabib | eadfc8e | 2015-08-18 15:40:46 -0700 | [diff] [blame] | 275 | case METER_REM_REQ: |
Jordi Ortiz | 31d4d38 | 2017-07-19 10:52:26 +0200 | [diff] [blame] | 276 | executorService.execute(new MeterInstaller(deviceId, event.subject(), |
| 277 | MeterOperation.Type.REMOVE)); |
alshabib | 7bb0501 | 2015-08-05 10:15:09 -0700 | [diff] [blame] | 278 | break; |
Jordi Ortiz | df28ecd | 2017-03-25 19:22:36 +0100 | [diff] [blame] | 279 | case METER_ADDED: |
| 280 | log.info("Meter added {}", event.subject()); |
Jordi Ortiz | e165e1d | 2017-07-14 14:46:33 +0200 | [diff] [blame] | 281 | post(new MeterEvent(MeterEvent.Type.METER_ADDED, event.subject())); |
Jordi Ortiz | df28ecd | 2017-03-25 19:22:36 +0100 | [diff] [blame] | 282 | break; |
| 283 | case METER_REMOVED: |
| 284 | log.info("Meter removed {}", event.subject()); |
Jordi Ortiz | e165e1d | 2017-07-14 14:46:33 +0200 | [diff] [blame] | 285 | post(new MeterEvent(MeterEvent.Type.METER_REMOVED, event.subject())); |
Jordi Ortiz | df28ecd | 2017-03-25 19:22:36 +0100 | [diff] [blame] | 286 | break; |
alshabib | 7bb0501 | 2015-08-05 10:15:09 -0700 | [diff] [blame] | 287 | default: |
| 288 | log.warn("Unknown meter event {}", event.type()); |
| 289 | } |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 290 | |
| 291 | } |
| 292 | } |
Jordi Ortiz | 31d4d38 | 2017-07-19 10:52:26 +0200 | [diff] [blame] | 293 | /** |
| 294 | * Task that passes the meter down to the provider. |
| 295 | */ |
| 296 | private class MeterInstaller implements Runnable { |
| 297 | private final DeviceId deviceId; |
| 298 | private final Meter meter; |
| 299 | private final MeterOperation.Type op; |
| 300 | |
| 301 | public MeterInstaller(DeviceId deviceId, Meter meter, MeterOperation.Type op) { |
| 302 | this.deviceId = checkNotNull(deviceId); |
| 303 | this.meter = checkNotNull(meter); |
| 304 | this.op = checkNotNull(op); |
| 305 | } |
| 306 | |
| 307 | @Override |
| 308 | public void run() { |
| 309 | MeterProvider p = getProvider(this.deviceId); |
| 310 | if (p == null) { |
| 311 | log.error("Unable to recover {}'s provider", deviceId); |
| 312 | return; |
| 313 | } |
| 314 | p.performMeterOperation(deviceId, new MeterOperation(meter, op)); |
| 315 | } |
| 316 | } |
alshabib | 1d2bc40 | 2015-07-31 17:04:11 -0700 | [diff] [blame] | 317 | |
| 318 | } |