Madan Jampani | 1007367 | 2016-01-21 19:13:59 -0800 | [diff] [blame] | 1 | /* |
Brian O'Connor | 5ab426f | 2016-04-09 01:19:45 -0700 | [diff] [blame] | 2 | * Copyright 2016-present Open Networking Laboratory |
Madan Jampani | 1007367 | 2016-01-21 19:13:59 -0800 | [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.store.primitives.impl; |
| 18 | |
| 19 | import java.util.Collection; |
| 20 | import java.util.Map; |
| 21 | import java.util.Map.Entry; |
| 22 | import java.util.Set; |
| 23 | import java.util.concurrent.CompletableFuture; |
Hyunsun Moon | 65b38cb | 2016-05-06 18:27:37 -0700 | [diff] [blame] | 24 | import java.util.concurrent.Executor; |
Madan Jampani | 1007367 | 2016-01-21 19:13:59 -0800 | [diff] [blame] | 25 | import java.util.function.BiFunction; |
| 26 | import java.util.function.Function; |
| 27 | import java.util.function.Predicate; |
| 28 | |
Madan Jampani | 542d9e2 | 2016-04-05 15:39:55 -0700 | [diff] [blame] | 29 | import org.onosproject.store.primitives.TransactionId; |
Madan Jampani | 1007367 | 2016-01-21 19:13:59 -0800 | [diff] [blame] | 30 | import org.onosproject.store.service.AsyncConsistentMap; |
| 31 | import org.onosproject.store.service.MapEvent; |
| 32 | import org.onosproject.store.service.MapEventListener; |
Madan Jampani | 542d9e2 | 2016-04-05 15:39:55 -0700 | [diff] [blame] | 33 | import org.onosproject.store.service.MapTransaction; |
Madan Jampani | 1007367 | 2016-01-21 19:13:59 -0800 | [diff] [blame] | 34 | import org.onosproject.store.service.Versioned; |
| 35 | |
| 36 | import com.google.common.base.Throwables; |
| 37 | import com.google.common.collect.Maps; |
Madan Jampani | 542d9e2 | 2016-04-05 15:39:55 -0700 | [diff] [blame] | 38 | |
Aaron Kruglikov | 1110b2c | 2016-02-02 16:24:37 -0800 | [diff] [blame] | 39 | import org.onosproject.utils.MeteringAgent; |
Madan Jampani | 1007367 | 2016-01-21 19:13:59 -0800 | [diff] [blame] | 40 | |
| 41 | /** |
| 42 | * {@link AsyncConsistentMap} that meters all its operations. |
| 43 | * |
| 44 | * @param <K> key type |
| 45 | * @param <V> value type |
| 46 | */ |
| 47 | public class MeteredAsyncConsistentMap<K, V> extends DelegatingAsyncConsistentMap<K, V> { |
| 48 | |
| 49 | private static final String PRIMITIVE_NAME = "consistentMap"; |
| 50 | private static final String SIZE = "size"; |
| 51 | private static final String IS_EMPTY = "isEmpty"; |
| 52 | private static final String CONTAINS_KEY = "containsKey"; |
| 53 | private static final String CONTAINS_VALUE = "containsValue"; |
| 54 | private static final String GET = "get"; |
| 55 | private static final String COMPUTE_IF = "computeIf"; |
| 56 | private static final String PUT = "put"; |
| 57 | private static final String PUT_AND_GET = "putAndGet"; |
| 58 | private static final String PUT_IF_ABSENT = "putIfAbsent"; |
| 59 | private static final String REMOVE = "remove"; |
| 60 | private static final String CLEAR = "clear"; |
| 61 | private static final String KEY_SET = "keySet"; |
| 62 | private static final String VALUES = "values"; |
| 63 | private static final String ENTRY_SET = "entrySet"; |
| 64 | private static final String REPLACE = "replace"; |
| 65 | private static final String COMPUTE_IF_ABSENT = "computeIfAbsent"; |
Madan Jampani | 542d9e2 | 2016-04-05 15:39:55 -0700 | [diff] [blame] | 66 | private static final String PREPARE = "prepare"; |
| 67 | private static final String COMMIT = "commit"; |
| 68 | private static final String ROLLBACK = "rollback"; |
| 69 | private static final String PREPARE_AND_COMMIT = "prepareAndCommit"; |
Madan Jampani | 1007367 | 2016-01-21 19:13:59 -0800 | [diff] [blame] | 70 | private static final String ADD_LISTENER = "addListener"; |
| 71 | private static final String REMOVE_LISTENER = "removeListener"; |
| 72 | private static final String NOTIFY_LISTENER = "notifyListener"; |
| 73 | |
| 74 | private final Map<MapEventListener<K, V>, InternalMeteredMapEventListener> listeners = |
| 75 | Maps.newIdentityHashMap(); |
| 76 | private final MeteringAgent monitor; |
| 77 | |
| 78 | public MeteredAsyncConsistentMap(AsyncConsistentMap<K, V> backingMap) { |
| 79 | super(backingMap); |
| 80 | this.monitor = new MeteringAgent(PRIMITIVE_NAME, backingMap.name(), true); |
| 81 | } |
| 82 | |
| 83 | @Override |
| 84 | public CompletableFuture<Integer> size() { |
| 85 | final MeteringAgent.Context timer = monitor.startTimer(SIZE); |
| 86 | return super.size() |
| 87 | .whenComplete((r, e) -> timer.stop(e)); |
| 88 | } |
| 89 | |
| 90 | @Override |
| 91 | public CompletableFuture<Boolean> isEmpty() { |
| 92 | final MeteringAgent.Context timer = monitor.startTimer(IS_EMPTY); |
| 93 | return super.isEmpty() |
| 94 | .whenComplete((r, e) -> timer.stop(e)); |
| 95 | } |
| 96 | |
| 97 | @Override |
| 98 | public CompletableFuture<Boolean> containsKey(K key) { |
| 99 | final MeteringAgent.Context timer = monitor.startTimer(CONTAINS_KEY); |
| 100 | return super.containsKey(key) |
| 101 | .whenComplete((r, e) -> timer.stop(e)); |
| 102 | } |
| 103 | |
| 104 | @Override |
| 105 | public CompletableFuture<Boolean> containsValue(V value) { |
| 106 | final MeteringAgent.Context timer = monitor.startTimer(CONTAINS_VALUE); |
| 107 | return super.containsValue(value) |
| 108 | .whenComplete((r, e) -> timer.stop(e)); |
| 109 | } |
| 110 | |
| 111 | @Override |
| 112 | public CompletableFuture<Versioned<V>> get(K key) { |
| 113 | final MeteringAgent.Context timer = monitor.startTimer(GET); |
| 114 | return super.get(key) |
| 115 | .whenComplete((r, e) -> timer.stop(e)); |
| 116 | } |
| 117 | |
| 118 | @Override |
| 119 | public CompletableFuture<Versioned<V>> computeIfAbsent(K key, |
| 120 | Function<? super K, ? extends V> mappingFunction) { |
| 121 | final MeteringAgent.Context timer = monitor.startTimer(COMPUTE_IF_ABSENT); |
| 122 | return super.computeIfAbsent(key, mappingFunction) |
| 123 | .whenComplete((r, e) -> timer.stop(e)); |
| 124 | } |
| 125 | |
| 126 | @Override |
| 127 | public CompletableFuture<Versioned<V>> computeIf(K key, |
| 128 | Predicate<? super V> condition, |
| 129 | BiFunction<? super K, ? super V, ? extends V> remappingFunction) { |
| 130 | final MeteringAgent.Context timer = monitor.startTimer(COMPUTE_IF); |
| 131 | return super.computeIf(key, condition, remappingFunction) |
| 132 | .whenComplete((r, e) -> timer.stop(e)); |
| 133 | } |
| 134 | |
| 135 | @Override |
| 136 | public CompletableFuture<Versioned<V>> put(K key, V value) { |
| 137 | final MeteringAgent.Context timer = monitor.startTimer(PUT); |
| 138 | return super.put(key, value) |
| 139 | .whenComplete((r, e) -> timer.stop(e)); |
| 140 | } |
| 141 | |
| 142 | @Override |
| 143 | public CompletableFuture<Versioned<V>> putAndGet(K key, V value) { |
| 144 | final MeteringAgent.Context timer = monitor.startTimer(PUT_AND_GET); |
| 145 | return super.putAndGet(key, value) |
| 146 | .whenComplete((r, e) -> timer.stop(e)); |
| 147 | } |
| 148 | |
| 149 | @Override |
| 150 | public CompletableFuture<Versioned<V>> remove(K key) { |
| 151 | final MeteringAgent.Context timer = monitor.startTimer(REMOVE); |
| 152 | return super.remove(key) |
| 153 | .whenComplete((r, e) -> timer.stop(e)); |
| 154 | } |
| 155 | |
| 156 | @Override |
| 157 | public CompletableFuture<Void> clear() { |
| 158 | final MeteringAgent.Context timer = monitor.startTimer(CLEAR); |
| 159 | return super.clear() |
| 160 | .whenComplete((r, e) -> timer.stop(e)); |
| 161 | } |
| 162 | |
| 163 | @Override |
| 164 | public CompletableFuture<Set<K>> keySet() { |
| 165 | final MeteringAgent.Context timer = monitor.startTimer(KEY_SET); |
| 166 | return super.keySet() |
| 167 | .whenComplete((r, e) -> timer.stop(e)); |
| 168 | } |
| 169 | |
| 170 | @Override |
| 171 | public CompletableFuture<Collection<Versioned<V>>> values() { |
| 172 | final MeteringAgent.Context timer = monitor.startTimer(VALUES); |
| 173 | return super.values() |
| 174 | .whenComplete((r, e) -> timer.stop(e)); |
| 175 | } |
| 176 | |
| 177 | @Override |
| 178 | public CompletableFuture<Set<Entry<K, Versioned<V>>>> entrySet() { |
| 179 | final MeteringAgent.Context timer = monitor.startTimer(ENTRY_SET); |
| 180 | return super.entrySet() |
| 181 | .whenComplete((r, e) -> timer.stop(e)); |
| 182 | } |
| 183 | |
| 184 | @Override |
| 185 | public CompletableFuture<Versioned<V>> putIfAbsent(K key, V value) { |
| 186 | final MeteringAgent.Context timer = monitor.startTimer(PUT_IF_ABSENT); |
| 187 | return super.putIfAbsent(key, value) |
| 188 | .whenComplete((r, e) -> timer.stop(e)); |
| 189 | } |
| 190 | |
| 191 | @Override |
| 192 | public CompletableFuture<Boolean> remove(K key, V value) { |
| 193 | final MeteringAgent.Context timer = monitor.startTimer(REMOVE); |
| 194 | return super.remove(key, value) |
| 195 | .whenComplete((r, e) -> timer.stop(e)); |
| 196 | |
| 197 | } |
| 198 | |
| 199 | @Override |
| 200 | public CompletableFuture<Boolean> remove(K key, long version) { |
| 201 | final MeteringAgent.Context timer = monitor.startTimer(REMOVE); |
| 202 | return super.remove(key, version) |
| 203 | .whenComplete((r, e) -> timer.stop(e)); |
| 204 | } |
| 205 | |
| 206 | @Override |
| 207 | public CompletableFuture<Versioned<V>> replace(K key, V value) { |
| 208 | final MeteringAgent.Context timer = monitor.startTimer(REPLACE); |
| 209 | return super.replace(key, value) |
| 210 | .whenComplete((r, e) -> timer.stop(e)); |
| 211 | } |
| 212 | |
| 213 | @Override |
| 214 | public CompletableFuture<Boolean> replace(K key, V oldValue, V newValue) { |
| 215 | final MeteringAgent.Context timer = monitor.startTimer(REPLACE); |
| 216 | return super.replace(key, oldValue, newValue) |
| 217 | .whenComplete((r, e) -> timer.stop(e)); |
| 218 | } |
| 219 | |
| 220 | @Override |
| 221 | public CompletableFuture<Boolean> replace(K key, long oldVersion, V newValue) { |
| 222 | final MeteringAgent.Context timer = monitor.startTimer(REPLACE); |
| 223 | return super.replace(key, oldVersion, newValue) |
| 224 | .whenComplete((r, e) -> timer.stop(e)); |
| 225 | } |
| 226 | |
| 227 | @Override |
Hyunsun Moon | 65b38cb | 2016-05-06 18:27:37 -0700 | [diff] [blame] | 228 | public CompletableFuture<Void> addListener(MapEventListener<K, V> listener, Executor executor) { |
Madan Jampani | 1007367 | 2016-01-21 19:13:59 -0800 | [diff] [blame] | 229 | final MeteringAgent.Context timer = monitor.startTimer(ADD_LISTENER); |
| 230 | synchronized (listeners) { |
| 231 | InternalMeteredMapEventListener meteredListener = |
| 232 | listeners.computeIfAbsent(listener, k -> new InternalMeteredMapEventListener(listener)); |
Hyunsun Moon | 65b38cb | 2016-05-06 18:27:37 -0700 | [diff] [blame] | 233 | return super.addListener(meteredListener, executor) |
Madan Jampani | 1007367 | 2016-01-21 19:13:59 -0800 | [diff] [blame] | 234 | .whenComplete((r, e) -> timer.stop(e)); |
| 235 | } |
| 236 | } |
| 237 | |
| 238 | @Override |
| 239 | public CompletableFuture<Void> removeListener(MapEventListener<K, V> listener) { |
| 240 | final MeteringAgent.Context timer = monitor.startTimer(REMOVE_LISTENER); |
| 241 | InternalMeteredMapEventListener meteredListener = listeners.remove(listener); |
| 242 | if (meteredListener != null) { |
Hyunsun Moon | 65b38cb | 2016-05-06 18:27:37 -0700 | [diff] [blame] | 243 | return super.removeListener(meteredListener) |
Madan Jampani | 1007367 | 2016-01-21 19:13:59 -0800 | [diff] [blame] | 244 | .whenComplete((r, e) -> timer.stop(e)); |
| 245 | } else { |
| 246 | timer.stop(null); |
| 247 | return CompletableFuture.completedFuture(null); |
| 248 | } |
| 249 | } |
| 250 | |
Madan Jampani | 542d9e2 | 2016-04-05 15:39:55 -0700 | [diff] [blame] | 251 | @Override |
| 252 | public CompletableFuture<Boolean> prepare(MapTransaction<K, V> transaction) { |
| 253 | final MeteringAgent.Context timer = monitor.startTimer(PREPARE); |
| 254 | return super.prepare(transaction) |
| 255 | .whenComplete((r, e) -> timer.stop(e)); |
| 256 | } |
| 257 | |
| 258 | @Override |
| 259 | public CompletableFuture<Void> commit(TransactionId transactionId) { |
| 260 | final MeteringAgent.Context timer = monitor.startTimer(COMMIT); |
| 261 | return super.commit(transactionId) |
| 262 | .whenComplete((r, e) -> timer.stop(e)); |
| 263 | } |
| 264 | |
| 265 | @Override |
| 266 | public CompletableFuture<Void> rollback(TransactionId transactionId) { |
| 267 | final MeteringAgent.Context timer = monitor.startTimer(ROLLBACK); |
| 268 | return super.rollback(transactionId) |
| 269 | .whenComplete((r, e) -> timer.stop(e)); |
| 270 | } |
| 271 | |
| 272 | @Override |
| 273 | public CompletableFuture<Boolean> prepareAndCommit(MapTransaction<K, V> transaction) { |
| 274 | final MeteringAgent.Context timer = monitor.startTimer(PREPARE_AND_COMMIT); |
| 275 | return super.prepareAndCommit(transaction) |
| 276 | .whenComplete((r, e) -> timer.stop(e)); |
| 277 | } |
| 278 | |
Madan Jampani | 1007367 | 2016-01-21 19:13:59 -0800 | [diff] [blame] | 279 | private class InternalMeteredMapEventListener implements MapEventListener<K, V> { |
| 280 | |
| 281 | private final MapEventListener<K, V> listener; |
| 282 | |
| 283 | InternalMeteredMapEventListener(MapEventListener<K, V> listener) { |
| 284 | this.listener = listener; |
| 285 | } |
| 286 | |
| 287 | @Override |
| 288 | public void event(MapEvent<K, V> event) { |
| 289 | final MeteringAgent.Context timer = monitor.startTimer(NOTIFY_LISTENER); |
| 290 | try { |
| 291 | listener.event(event); |
| 292 | timer.stop(null); |
| 293 | } catch (Exception e) { |
| 294 | timer.stop(e); |
| 295 | Throwables.propagate(e); |
| 296 | } |
| 297 | } |
| 298 | } |
| 299 | } |