Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 1 | /* |
Brian O'Connor | 5ab426f | 2016-04-09 01:19:45 -0700 | [diff] [blame] | 2 | * Copyright 2016-present Open Networking Laboratory |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -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.store.primitives; |
| 18 | |
| 19 | import com.google.common.base.Throwables; |
Madan Jampani | 0463cf9 | 2016-05-04 14:46:08 -0700 | [diff] [blame] | 20 | |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 21 | import org.onosproject.store.service.ConsistentMapException; |
| 22 | import org.onosproject.store.service.AsyncConsistentTreeMap; |
| 23 | import org.onosproject.store.service.MapEventListener; |
| 24 | import org.onosproject.store.service.Synchronous; |
| 25 | import org.onosproject.store.service.ConsistentTreeMap; |
| 26 | import org.onosproject.store.service.Versioned; |
| 27 | |
| 28 | import java.util.Collection; |
| 29 | import java.util.Map; |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 30 | import java.util.NavigableMap; |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 31 | import java.util.NavigableSet; |
| 32 | import java.util.Set; |
| 33 | import java.util.concurrent.CompletableFuture; |
| 34 | import java.util.concurrent.ExecutionException; |
Madan Jampani | 0463cf9 | 2016-05-04 14:46:08 -0700 | [diff] [blame] | 35 | import java.util.concurrent.Executor; |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 36 | import java.util.concurrent.TimeUnit; |
| 37 | import java.util.concurrent.TimeoutException; |
| 38 | import java.util.function.BiFunction; |
| 39 | import java.util.function.Function; |
| 40 | import java.util.function.Predicate; |
| 41 | |
| 42 | /** |
| 43 | * Implementation of the {@link ConsistentTreeMap} interface. |
| 44 | */ |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 45 | public class DefaultConsistentTreeMap<V> |
| 46 | extends Synchronous<AsyncConsistentTreeMap<V>> |
| 47 | implements ConsistentTreeMap<V> { |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 48 | private final AsyncConsistentTreeMap<V> treeMap; |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 49 | private final long operationTimeoutMillis; |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 50 | private Map<String, V> javaMap; |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 51 | |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 52 | public DefaultConsistentTreeMap(AsyncConsistentTreeMap<V> treeMap, |
| 53 | long operationTimeoutMillis) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 54 | super(treeMap); |
| 55 | this.treeMap = treeMap; |
| 56 | this.operationTimeoutMillis = operationTimeoutMillis; |
| 57 | } |
| 58 | |
| 59 | private <T> T complete(CompletableFuture<T> future) { |
| 60 | try { |
| 61 | return future.get(operationTimeoutMillis, TimeUnit.MILLISECONDS); |
| 62 | } catch (InterruptedException e) { |
| 63 | Thread.currentThread().interrupt(); |
| 64 | throw new ConsistentMapException.Interrupted(); |
| 65 | } catch (ExecutionException e) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 66 | Throwables.propagateIfPossible(e.getCause()); |
| 67 | throw new ConsistentMapException(e.getCause()); |
Yuta HIGUCHI | f13b3df | 2016-07-25 12:13:22 -0700 | [diff] [blame] | 68 | } catch (TimeoutException e) { |
| 69 | throw new ConsistentMapException.Timeout(); |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 70 | } |
| 71 | } |
| 72 | |
| 73 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 74 | public String firstKey() { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 75 | return complete(treeMap.firstKey()); |
| 76 | } |
| 77 | |
| 78 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 79 | public String lastKey() { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 80 | return complete(treeMap.lastKey()); |
| 81 | } |
| 82 | |
| 83 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 84 | public Map.Entry<String, Versioned<V>> ceilingEntry(String key) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 85 | return complete(treeMap.ceilingEntry(key)); |
| 86 | } |
| 87 | |
| 88 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 89 | public Map.Entry<String, Versioned<V>> floorEntry(String key) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 90 | return complete(treeMap.floorEntry(key)); |
| 91 | } |
| 92 | |
| 93 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 94 | public Map.Entry<String, Versioned<V>> higherEntry(String key) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 95 | return complete(treeMap.higherEntry(key)); |
| 96 | } |
| 97 | |
| 98 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 99 | public Map.Entry<String, Versioned<V>> lowerEntry(String key) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 100 | return complete(treeMap.lowerEntry(key)); |
| 101 | } |
| 102 | |
| 103 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 104 | public Map.Entry<String, Versioned<V>> firstEntry() { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 105 | return complete(treeMap.firstEntry()); |
| 106 | } |
| 107 | |
| 108 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 109 | public Map.Entry<String, Versioned<V>> lastEntry() { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 110 | return complete(treeMap.lastEntry()); |
| 111 | } |
| 112 | |
| 113 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 114 | public Map.Entry<String, Versioned<V>> pollFirstEntry() { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 115 | return complete(treeMap.pollFirstEntry()); |
| 116 | } |
| 117 | |
| 118 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 119 | public Map.Entry<String, Versioned<V>> pollLastEntry() { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 120 | return complete(treeMap.pollLastEntry()); |
| 121 | } |
| 122 | |
| 123 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 124 | public String lowerKey(String key) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 125 | return complete(treeMap.lowerKey(key)); |
| 126 | } |
| 127 | |
| 128 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 129 | public String floorKey(String key) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 130 | return complete(treeMap.floorKey(key)); |
| 131 | } |
| 132 | |
| 133 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 134 | public String ceilingKey(String key) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 135 | return complete(treeMap.ceilingKey(key)); |
| 136 | } |
| 137 | |
| 138 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 139 | public String higherKey(String key) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 140 | return complete(treeMap.higherKey(key)); |
| 141 | } |
| 142 | |
| 143 | |
| 144 | @Override |
| 145 | /** |
| 146 | * {@inheritDoc} |
| 147 | * <p>This may be a long operation with greater risk of timeout.</p> |
| 148 | */ |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 149 | public NavigableSet<String> navigableKeySet() { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 150 | return complete(treeMap.navigableKeySet()); |
| 151 | } |
| 152 | |
| 153 | @Override |
| 154 | public int size() { |
| 155 | return complete(treeMap.size()); |
| 156 | } |
| 157 | |
| 158 | @Override |
| 159 | public boolean isEmpty() { |
| 160 | return complete(treeMap.isEmpty()); |
| 161 | } |
| 162 | |
| 163 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 164 | public boolean containsKey(String key) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 165 | return complete(treeMap.containsKey(key)); |
| 166 | } |
| 167 | |
| 168 | @Override |
| 169 | public boolean containsValue(V value) { |
| 170 | return complete(treeMap.containsValue(value)); |
| 171 | } |
| 172 | |
| 173 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 174 | public Versioned<V> get(String key) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 175 | return complete(treeMap.get(key)); |
| 176 | } |
| 177 | |
| 178 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 179 | public Versioned<V> computeIfAbsent(String key, |
| 180 | Function<? super String, |
| 181 | ? extends V> mappingFunction) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 182 | return complete(treeMap.computeIfAbsent(key, mappingFunction)); |
| 183 | } |
| 184 | |
| 185 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 186 | public Versioned<V> compute(String key, |
| 187 | BiFunction<? super String, |
| 188 | ? super V, |
| 189 | ? extends V> remappingFunction) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 190 | return complete(treeMap.compute(key, remappingFunction)); |
| 191 | } |
| 192 | |
| 193 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 194 | public Versioned<V> computeIfPresent( |
| 195 | String key, |
| 196 | BiFunction<? super String, |
| 197 | ? super V, |
| 198 | ? extends V> remappingFunction) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 199 | return complete(treeMap.computeIfPresent(key, remappingFunction)); |
| 200 | } |
| 201 | |
| 202 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 203 | public Versioned<V> computeIf(String key, Predicate<? super V> condition, |
| 204 | BiFunction<? super String, |
| 205 | ? super V, |
| 206 | ? extends V> remappingFunction) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 207 | return complete(treeMap.computeIf(key, condition, remappingFunction)); |
| 208 | } |
| 209 | |
| 210 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 211 | public Versioned<V> put(String key, V value) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 212 | return complete(treeMap.put(key, value)); |
| 213 | } |
| 214 | |
| 215 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 216 | public Versioned<V> putAndGet(String key, V value) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 217 | return complete(treeMap.putAndGet(key, value)); |
| 218 | } |
| 219 | |
| 220 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 221 | public Versioned<V> remove(String key) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 222 | return complete(treeMap.remove(key)); |
| 223 | } |
| 224 | |
| 225 | @Override |
| 226 | public void clear() { |
| 227 | complete(treeMap.clear()); |
| 228 | } |
| 229 | |
| 230 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 231 | public Set<String> keySet() { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 232 | return complete(treeMap.keySet()); |
| 233 | } |
| 234 | |
| 235 | @Override |
| 236 | public Collection<Versioned<V>> values() { |
| 237 | return complete(treeMap.values()); |
| 238 | } |
| 239 | |
| 240 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 241 | public Set<Map.Entry<String, Versioned<V>>> entrySet() { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 242 | return complete(treeMap.entrySet()); |
| 243 | } |
| 244 | |
| 245 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 246 | public Versioned<V> putIfAbsent(String key, V value) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 247 | return complete(treeMap.putIfAbsent(key, value)); |
| 248 | } |
| 249 | |
| 250 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 251 | public boolean remove(String key, V value) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 252 | return complete(treeMap.remove(key, value)); |
| 253 | } |
| 254 | |
| 255 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 256 | public boolean remove(String key, long version) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 257 | return complete(treeMap.remove(key, version)); |
| 258 | } |
| 259 | |
| 260 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 261 | public Versioned<V> replace(String key, V value) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 262 | return complete(treeMap.replace(key, value)); |
| 263 | } |
| 264 | |
| 265 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 266 | public boolean replace(String key, V oldValue, V newValue) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 267 | return complete(treeMap.replace(key, oldValue, newValue)); |
| 268 | } |
| 269 | |
| 270 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 271 | public boolean replace(String key, long oldVersion, V newValue) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 272 | return complete(treeMap.replace(key, oldVersion, newValue)); |
| 273 | } |
| 274 | |
| 275 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 276 | public void addListener(MapEventListener<String, V> listener, |
| 277 | Executor executor) { |
Madan Jampani | 0463cf9 | 2016-05-04 14:46:08 -0700 | [diff] [blame] | 278 | complete(treeMap.addListener(listener, executor)); |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 279 | } |
| 280 | |
| 281 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 282 | public void removeListener(MapEventListener<String, V> listener) { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 283 | complete(treeMap.removeListener(listener)); |
| 284 | } |
| 285 | |
| 286 | @Override |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 287 | public Map<String, V> asJavaMap() { |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 288 | synchronized (this) { |
| 289 | if (javaMap == null) { |
| 290 | javaMap = new ConsistentMapBackedJavaMap<>(this); |
| 291 | } |
| 292 | } |
| 293 | return javaMap; |
| 294 | } |
Aaron Kruglikov | 6a16435 | 2016-07-25 11:46:17 -0700 | [diff] [blame] | 295 | |
| 296 | @Override |
| 297 | public NavigableMap<String, V> subMap(String upperKey, |
| 298 | String lowerKey, |
| 299 | boolean inclusiveUpper, |
| 300 | boolean inclusiveLower) { |
| 301 | return complete(treeMap.subMap(upperKey, lowerKey, |
| 302 | inclusiveUpper, inclusiveLower)); |
| 303 | } |
Aaron Kruglikov | 47047b2 | 2016-03-31 16:52:48 -0700 | [diff] [blame] | 304 | } |