Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 1 | /* |
Brian O'Connor | a09fe5b | 2017-08-03 21:12:30 -0700 | [diff] [blame] | 2 | * Copyright 2016-present Open Networking Foundation |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -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 | package org.onosproject.store.primitives.resources.impl; |
| 17 | |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 18 | import java.util.Collection; |
| 19 | import java.util.ConcurrentModificationException; |
Madan Jampani | fc98177 | 2016-02-16 09:46:42 -0800 | [diff] [blame] | 20 | import java.util.List; |
Madan Jampani | 0463cf9 | 2016-05-04 14:46:08 -0700 | [diff] [blame] | 21 | import java.util.Map; |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 22 | import java.util.Map.Entry; |
| 23 | import java.util.Set; |
| 24 | import java.util.concurrent.CompletableFuture; |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 25 | import java.util.concurrent.ConcurrentHashMap; |
Madan Jampani | 0463cf9 | 2016-05-04 14:46:08 -0700 | [diff] [blame] | 26 | import java.util.concurrent.Executor; |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 27 | import java.util.function.BiFunction; |
| 28 | import java.util.function.Predicate; |
| 29 | |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 30 | import io.atomix.protocols.raft.proxy.RaftProxy; |
| 31 | import org.onlab.util.KryoNamespace; |
Jordan Halterman | 70df767 | 2017-08-03 16:25:19 -0700 | [diff] [blame] | 32 | import org.onlab.util.Tools; |
Jordan Halterman | 948d659 | 2017-04-20 17:18:24 -0700 | [diff] [blame] | 33 | import org.onosproject.store.primitives.MapUpdate; |
Madan Jampani | cadd70b | 2016-02-08 13:45:43 -0800 | [diff] [blame] | 34 | import org.onosproject.store.primitives.TransactionId; |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 35 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.ContainsKey; |
| 36 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.ContainsValue; |
| 37 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.Get; |
| 38 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.GetOrDefault; |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 39 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.Put; |
| 40 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.Remove; |
| 41 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.RemoveValue; |
| 42 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.RemoveVersion; |
| 43 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.Replace; |
| 44 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.ReplaceValue; |
| 45 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.ReplaceVersion; |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 46 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.TransactionBegin; |
| 47 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.TransactionCommit; |
| 48 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.TransactionPrepare; |
| 49 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.TransactionPrepareAndCommit; |
| 50 | import org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.TransactionRollback; |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 51 | import org.onosproject.store.serializers.KryoNamespaces; |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 52 | import org.onosproject.store.service.AsyncConsistentMap; |
Jordan Halterman | 70df767 | 2017-08-03 16:25:19 -0700 | [diff] [blame] | 53 | import org.onosproject.store.service.ConsistentMapException; |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 54 | import org.onosproject.store.service.MapEvent; |
| 55 | import org.onosproject.store.service.MapEventListener; |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 56 | import org.onosproject.store.service.Serializer; |
Jordan Halterman | 948d659 | 2017-04-20 17:18:24 -0700 | [diff] [blame] | 57 | import org.onosproject.store.service.TransactionLog; |
| 58 | import org.onosproject.store.service.Version; |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 59 | import org.onosproject.store.service.Versioned; |
Madan Jampani | 8e18c0e | 2016-06-20 14:08:16 -0700 | [diff] [blame] | 60 | |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 61 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapEvents.CHANGE; |
| 62 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.ADD_LISTENER; |
| 63 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.BEGIN; |
| 64 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.CLEAR; |
| 65 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.COMMIT; |
| 66 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.CONTAINS_KEY; |
| 67 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.CONTAINS_VALUE; |
| 68 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.ENTRY_SET; |
| 69 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.GET; |
| 70 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.GET_OR_DEFAULT; |
| 71 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.IS_EMPTY; |
| 72 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.KEY_SET; |
| 73 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.PREPARE; |
| 74 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.PREPARE_AND_COMMIT; |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 75 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.PUT; |
| 76 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.PUT_AND_GET; |
| 77 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.PUT_IF_ABSENT; |
| 78 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.REMOVE; |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 79 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.REMOVE_LISTENER; |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 80 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.REMOVE_VALUE; |
| 81 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.REMOVE_VERSION; |
| 82 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.REPLACE; |
| 83 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.REPLACE_VALUE; |
| 84 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.REPLACE_VERSION; |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 85 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.ROLLBACK; |
| 86 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.SIZE; |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 87 | import static org.onosproject.store.primitives.resources.impl.AtomixConsistentMapOperations.VALUES; |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 88 | |
| 89 | /** |
| 90 | * Distributed resource providing the {@link AsyncConsistentMap} primitive. |
| 91 | */ |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 92 | public class AtomixConsistentMap extends AbstractRaftPrimitive implements AsyncConsistentMap<String, byte[]> { |
| 93 | private static final Serializer SERIALIZER = Serializer.using(KryoNamespace.newBuilder() |
| 94 | .register(KryoNamespaces.BASIC) |
| 95 | .register(AtomixConsistentMapOperations.NAMESPACE) |
| 96 | .register(AtomixConsistentMapEvents.NAMESPACE) |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 97 | .nextId(KryoNamespaces.BEGIN_USER_CUSTOM_ID + 100) |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 98 | .build()); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 99 | |
Madan Jampani | 8e18c0e | 2016-06-20 14:08:16 -0700 | [diff] [blame] | 100 | private final Map<MapEventListener<String, byte[]>, Executor> mapEventListeners = new ConcurrentHashMap<>(); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 101 | |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 102 | public AtomixConsistentMap(RaftProxy proxy) { |
| 103 | super(proxy); |
| 104 | proxy.addEventListener(CHANGE, SERIALIZER::decode, this::handleEvent); |
| 105 | proxy.addStateChangeListener(state -> { |
| 106 | if (state == RaftProxy.State.CONNECTED && isListening()) { |
| 107 | proxy.invoke(ADD_LISTENER); |
| 108 | } |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 109 | }); |
| 110 | } |
| 111 | |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 112 | protected Serializer serializer() { |
| 113 | return SERIALIZER; |
| 114 | } |
| 115 | |
Madan Jampani | fc98177 | 2016-02-16 09:46:42 -0800 | [diff] [blame] | 116 | private void handleEvent(List<MapEvent<String, byte[]>> events) { |
Madan Jampani | 0463cf9 | 2016-05-04 14:46:08 -0700 | [diff] [blame] | 117 | events.forEach(event -> |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 118 | mapEventListeners.forEach((listener, executor) -> executor.execute(() -> listener.event(event)))); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 119 | } |
| 120 | |
| 121 | @Override |
| 122 | public CompletableFuture<Boolean> isEmpty() { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 123 | return proxy.invoke(IS_EMPTY, serializer()::decode); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 124 | } |
| 125 | |
| 126 | @Override |
| 127 | public CompletableFuture<Integer> size() { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 128 | return proxy.invoke(SIZE, serializer()::decode); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 129 | } |
| 130 | |
| 131 | @Override |
| 132 | public CompletableFuture<Boolean> containsKey(String key) { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 133 | return proxy.invoke(CONTAINS_KEY, serializer()::encode, new ContainsKey(key), serializer()::decode); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 134 | } |
| 135 | |
| 136 | @Override |
| 137 | public CompletableFuture<Boolean> containsValue(byte[] value) { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 138 | return proxy.invoke(CONTAINS_VALUE, serializer()::encode, new ContainsValue(value), serializer()::decode); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 139 | } |
| 140 | |
| 141 | @Override |
| 142 | public CompletableFuture<Versioned<byte[]>> get(String key) { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 143 | return proxy.invoke(GET, serializer()::encode, new Get(key), serializer()::decode); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 144 | } |
| 145 | |
| 146 | @Override |
Jordan Halterman | f627244 | 2017-04-20 02:18:08 -0700 | [diff] [blame] | 147 | public CompletableFuture<Versioned<byte[]>> getOrDefault(String key, byte[] defaultValue) { |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 148 | return proxy.invoke( |
| 149 | GET_OR_DEFAULT, |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 150 | serializer()::encode, |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 151 | new GetOrDefault(key, defaultValue), |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 152 | serializer()::decode); |
Jordan Halterman | f627244 | 2017-04-20 02:18:08 -0700 | [diff] [blame] | 153 | } |
| 154 | |
| 155 | @Override |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 156 | public CompletableFuture<Set<String>> keySet() { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 157 | return proxy.invoke(KEY_SET, serializer()::decode); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 158 | } |
| 159 | |
| 160 | @Override |
| 161 | public CompletableFuture<Collection<Versioned<byte[]>>> values() { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 162 | return proxy.invoke(VALUES, serializer()::decode); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 163 | } |
| 164 | |
| 165 | @Override |
| 166 | public CompletableFuture<Set<Entry<String, Versioned<byte[]>>>> entrySet() { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 167 | return proxy.invoke(ENTRY_SET, serializer()::decode); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 168 | } |
| 169 | |
| 170 | @Override |
| 171 | @SuppressWarnings("unchecked") |
| 172 | public CompletableFuture<Versioned<byte[]>> put(String key, byte[] value) { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 173 | return proxy.<Put, MapEntryUpdateResult<String, byte[]>>invoke( |
| 174 | PUT, |
| 175 | serializer()::encode, |
| 176 | new Put(key, value), |
| 177 | serializer()::decode) |
| 178 | .whenComplete((r, e) -> throwIfLocked(r)) |
| 179 | .thenApply(v -> v.result()); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 180 | } |
| 181 | |
| 182 | @Override |
| 183 | @SuppressWarnings("unchecked") |
| 184 | public CompletableFuture<Versioned<byte[]>> putAndGet(String key, byte[] value) { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 185 | return proxy.<Put, MapEntryUpdateResult<String, byte[]>>invoke( |
| 186 | PUT_AND_GET, |
| 187 | serializer()::encode, |
| 188 | new Put(key, value), |
| 189 | serializer()::decode) |
| 190 | .whenComplete((r, e) -> throwIfLocked(r)) |
| 191 | .thenApply(v -> v.result()); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 192 | } |
| 193 | |
| 194 | @Override |
| 195 | @SuppressWarnings("unchecked") |
| 196 | public CompletableFuture<Versioned<byte[]>> putIfAbsent(String key, byte[] value) { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 197 | return proxy.<Put, MapEntryUpdateResult<String, byte[]>>invoke( |
| 198 | PUT_IF_ABSENT, |
| 199 | serializer()::encode, |
| 200 | new Put(key, value), |
| 201 | serializer()::decode) |
| 202 | .whenComplete((r, e) -> throwIfLocked(r)) |
| 203 | .thenApply(v -> v.result()); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 204 | } |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 205 | |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 206 | @Override |
| 207 | @SuppressWarnings("unchecked") |
| 208 | public CompletableFuture<Versioned<byte[]>> remove(String key) { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 209 | return proxy.<Remove, MapEntryUpdateResult<String, byte[]>>invoke( |
| 210 | REMOVE, |
| 211 | serializer()::encode, |
| 212 | new Remove(key), |
| 213 | serializer()::decode) |
| 214 | .whenComplete((r, e) -> throwIfLocked(r)) |
| 215 | .thenApply(v -> v.result()); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 216 | } |
| 217 | |
| 218 | @Override |
| 219 | @SuppressWarnings("unchecked") |
| 220 | public CompletableFuture<Boolean> remove(String key, byte[] value) { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 221 | return proxy.<RemoveValue, MapEntryUpdateResult<String, byte[]>>invoke( |
| 222 | REMOVE_VALUE, |
| 223 | serializer()::encode, |
| 224 | new RemoveValue(key, value), |
| 225 | serializer()::decode) |
| 226 | .whenComplete((r, e) -> throwIfLocked(r)) |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 227 | .thenApply(v -> v.updated()); |
| 228 | } |
| 229 | |
| 230 | @Override |
| 231 | @SuppressWarnings("unchecked") |
| 232 | public CompletableFuture<Boolean> remove(String key, long version) { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 233 | return proxy.<RemoveVersion, MapEntryUpdateResult<String, byte[]>>invoke( |
| 234 | REMOVE_VERSION, |
| 235 | serializer()::encode, |
| 236 | new RemoveVersion(key, version), |
| 237 | serializer()::decode) |
| 238 | .whenComplete((r, e) -> throwIfLocked(r)) |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 239 | .thenApply(v -> v.updated()); |
| 240 | } |
| 241 | |
| 242 | @Override |
| 243 | @SuppressWarnings("unchecked") |
| 244 | public CompletableFuture<Versioned<byte[]>> replace(String key, byte[] value) { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 245 | return proxy.<Replace, MapEntryUpdateResult<String, byte[]>>invoke( |
| 246 | REPLACE, |
| 247 | serializer()::encode, |
| 248 | new Replace(key, value), |
| 249 | serializer()::decode) |
| 250 | .whenComplete((r, e) -> throwIfLocked(r)) |
| 251 | .thenApply(v -> v.result()); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 252 | } |
| 253 | |
| 254 | @Override |
| 255 | @SuppressWarnings("unchecked") |
| 256 | public CompletableFuture<Boolean> replace(String key, byte[] oldValue, byte[] newValue) { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 257 | return proxy.<ReplaceValue, MapEntryUpdateResult<String, byte[]>>invoke( |
| 258 | REPLACE_VALUE, |
| 259 | serializer()::encode, |
| 260 | new ReplaceValue(key, oldValue, newValue), |
| 261 | serializer()::decode) |
| 262 | .whenComplete((r, e) -> throwIfLocked(r)) |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 263 | .thenApply(v -> v.updated()); |
| 264 | } |
| 265 | |
| 266 | @Override |
| 267 | @SuppressWarnings("unchecked") |
| 268 | public CompletableFuture<Boolean> replace(String key, long oldVersion, byte[] newValue) { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 269 | return proxy.<ReplaceVersion, MapEntryUpdateResult<String, byte[]>>invoke( |
| 270 | REPLACE_VERSION, |
| 271 | serializer()::encode, |
| 272 | new ReplaceVersion(key, oldVersion, newValue), |
| 273 | serializer()::decode) |
| 274 | .whenComplete((r, e) -> throwIfLocked(r)) |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 275 | .thenApply(v -> v.updated()); |
| 276 | } |
| 277 | |
| 278 | @Override |
| 279 | public CompletableFuture<Void> clear() { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 280 | return proxy.<MapEntryUpdateResult.Status>invoke(CLEAR, serializer()::decode) |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 281 | .whenComplete((r, e) -> throwIfLocked(r)) |
| 282 | .thenApply(v -> null); |
| 283 | } |
| 284 | |
| 285 | @Override |
| 286 | @SuppressWarnings("unchecked") |
| 287 | public CompletableFuture<Versioned<byte[]>> computeIf(String key, |
| 288 | Predicate<? super byte[]> condition, |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 289 | BiFunction<? super String, ? super byte[], ? extends byte[]> remappingFunction) { |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 290 | return get(key).thenCompose(r1 -> { |
| 291 | byte[] existingValue = r1 == null ? null : r1.value(); |
| 292 | // if the condition evaluates to false, return existing value. |
| 293 | if (!condition.test(existingValue)) { |
| 294 | return CompletableFuture.completedFuture(r1); |
| 295 | } |
| 296 | |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 297 | byte[] computedValue; |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 298 | try { |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 299 | computedValue = remappingFunction.apply(key, existingValue); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 300 | } catch (Exception e) { |
Jordan Halterman | 70df767 | 2017-08-03 16:25:19 -0700 | [diff] [blame] | 301 | return Tools.exceptionalFuture(e); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 302 | } |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 303 | |
| 304 | if (computedValue == null && r1 == null) { |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 305 | return CompletableFuture.completedFuture(null); |
| 306 | } |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 307 | |
| 308 | if (r1 == null) { |
| 309 | return proxy.<Put, MapEntryUpdateResult<String, byte[]>>invoke( |
| 310 | PUT_IF_ABSENT, |
| 311 | serializer()::encode, |
| 312 | new Put(key, computedValue), |
| 313 | serializer()::decode) |
| 314 | .whenComplete((r, e) -> throwIfLocked(r)) |
Jordan Halterman | 70df767 | 2017-08-03 16:25:19 -0700 | [diff] [blame] | 315 | .thenCompose(r -> checkLocked(r)) |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 316 | .thenApply(result -> new Versioned<>(computedValue, result.version())); |
| 317 | } else if (computedValue == null) { |
Jordan Halterman | 70df767 | 2017-08-03 16:25:19 -0700 | [diff] [blame] | 318 | return proxy.<RemoveVersion, MapEntryUpdateResult<String, byte[]>>invoke( |
| 319 | REMOVE_VERSION, |
| 320 | serializer()::encode, |
| 321 | new RemoveVersion(key, r1.version()), |
| 322 | serializer()::decode) |
| 323 | .whenComplete((r, e) -> throwIfLocked(r)) |
| 324 | .thenCompose(r -> checkLocked(r)) |
| 325 | .thenApply(v -> null); |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 326 | } else { |
| 327 | return proxy.<ReplaceVersion, MapEntryUpdateResult<String, byte[]>>invoke( |
| 328 | REPLACE_VERSION, |
| 329 | serializer()::encode, |
| 330 | new ReplaceVersion(key, r1.version(), computedValue), |
| 331 | serializer()::decode) |
| 332 | .whenComplete((r, e) -> throwIfLocked(r)) |
Jordan Halterman | 70df767 | 2017-08-03 16:25:19 -0700 | [diff] [blame] | 333 | .thenCompose(r -> checkLocked(r)) |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 334 | .thenApply(result -> result.status() == MapEntryUpdateResult.Status.OK |
| 335 | ? new Versioned(computedValue, result.version()) : result.result()); |
| 336 | } |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 337 | }); |
| 338 | } |
| 339 | |
Jordan Halterman | 70df767 | 2017-08-03 16:25:19 -0700 | [diff] [blame] | 340 | private CompletableFuture<MapEntryUpdateResult<String, byte[]>> checkLocked( |
| 341 | MapEntryUpdateResult<String, byte[]> result) { |
| 342 | if (result.status() == MapEntryUpdateResult.Status.PRECONDITION_FAILED || |
| 343 | result.status() == MapEntryUpdateResult.Status.WRITE_LOCK) { |
| 344 | return Tools.exceptionalFuture(new ConsistentMapException.ConcurrentModification()); |
| 345 | } |
| 346 | return CompletableFuture.completedFuture(result); |
| 347 | } |
| 348 | |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 349 | @Override |
Madan Jampani | 0463cf9 | 2016-05-04 14:46:08 -0700 | [diff] [blame] | 350 | public synchronized CompletableFuture<Void> addListener(MapEventListener<String, byte[]> listener, |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 351 | Executor executor) { |
Madan Jampani | 27a2a3d | 2016-03-03 08:46:24 -0800 | [diff] [blame] | 352 | if (mapEventListeners.isEmpty()) { |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 353 | return proxy.invoke(ADD_LISTENER).thenRun(() -> mapEventListeners.put(listener, executor)); |
Madan Jampani | 27a2a3d | 2016-03-03 08:46:24 -0800 | [diff] [blame] | 354 | } else { |
Madan Jampani | 0463cf9 | 2016-05-04 14:46:08 -0700 | [diff] [blame] | 355 | mapEventListeners.put(listener, executor); |
Madan Jampani | 40f022e | 2016-03-02 21:35:14 -0800 | [diff] [blame] | 356 | return CompletableFuture.completedFuture(null); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 357 | } |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 358 | } |
| 359 | |
| 360 | @Override |
| 361 | public synchronized CompletableFuture<Void> removeListener(MapEventListener<String, byte[]> listener) { |
Madan Jampani | 0463cf9 | 2016-05-04 14:46:08 -0700 | [diff] [blame] | 362 | if (mapEventListeners.remove(listener) != null && mapEventListeners.isEmpty()) { |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 363 | return proxy.invoke(REMOVE_LISTENER).thenApply(v -> null); |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 364 | } |
| 365 | return CompletableFuture.completedFuture(null); |
| 366 | } |
| 367 | |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 368 | private void throwIfLocked(MapEntryUpdateResult<String, byte[]> result) { |
| 369 | if (result != null) { |
| 370 | throwIfLocked(result.status()); |
| 371 | } |
| 372 | } |
| 373 | |
Madan Jampani | 5e5b3d6 | 2016-02-01 16:03:33 -0800 | [diff] [blame] | 374 | private void throwIfLocked(MapEntryUpdateResult.Status status) { |
| 375 | if (status == MapEntryUpdateResult.Status.WRITE_LOCK) { |
| 376 | throw new ConcurrentModificationException("Cannot update map: Another transaction in progress"); |
| 377 | } |
| 378 | } |
| 379 | |
Madan Jampani | cadd70b | 2016-02-08 13:45:43 -0800 | [diff] [blame] | 380 | @Override |
Jordan Halterman | 948d659 | 2017-04-20 17:18:24 -0700 | [diff] [blame] | 381 | public CompletableFuture<Version> begin(TransactionId transactionId) { |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 382 | return proxy.<TransactionBegin, Long>invoke( |
| 383 | BEGIN, |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 384 | serializer()::encode, |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 385 | new TransactionBegin(transactionId), |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 386 | serializer()::decode) |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 387 | .thenApply(Version::new); |
Jordan Halterman | 948d659 | 2017-04-20 17:18:24 -0700 | [diff] [blame] | 388 | } |
| 389 | |
| 390 | @Override |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 391 | public CompletableFuture<Boolean> prepare(TransactionLog<MapUpdate<String, byte[]>> transactionLog) { |
| 392 | return proxy.<TransactionPrepare, PrepareResult>invoke( |
| 393 | PREPARE, |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 394 | serializer()::encode, |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 395 | new TransactionPrepare(transactionLog), |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 396 | serializer()::decode) |
Jordan Halterman | 948d659 | 2017-04-20 17:18:24 -0700 | [diff] [blame] | 397 | .thenApply(v -> v == PrepareResult.OK); |
| 398 | } |
| 399 | |
| 400 | @Override |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 401 | public CompletableFuture<Boolean> prepareAndCommit(TransactionLog<MapUpdate<String, byte[]>> transactionLog) { |
| 402 | return proxy.<TransactionPrepareAndCommit, PrepareResult>invoke( |
| 403 | PREPARE_AND_COMMIT, |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 404 | serializer()::encode, |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 405 | new TransactionPrepareAndCommit(transactionLog), |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 406 | serializer()::decode) |
Jordan Halterman | 948d659 | 2017-04-20 17:18:24 -0700 | [diff] [blame] | 407 | .thenApply(v -> v == PrepareResult.OK); |
Madan Jampani | cadd70b | 2016-02-08 13:45:43 -0800 | [diff] [blame] | 408 | } |
| 409 | |
| 410 | @Override |
Madan Jampani | 74da78b | 2016-02-09 21:18:36 -0800 | [diff] [blame] | 411 | public CompletableFuture<Void> commit(TransactionId transactionId) { |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 412 | return proxy.<TransactionCommit, CommitResult>invoke( |
| 413 | COMMIT, |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 414 | serializer()::encode, |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 415 | new TransactionCommit(transactionId), |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 416 | serializer()::decode) |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 417 | .thenApply(v -> null); |
Madan Jampani | cadd70b | 2016-02-08 13:45:43 -0800 | [diff] [blame] | 418 | } |
| 419 | |
| 420 | @Override |
Madan Jampani | 74da78b | 2016-02-09 21:18:36 -0800 | [diff] [blame] | 421 | public CompletableFuture<Void> rollback(TransactionId transactionId) { |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 422 | return proxy.invoke( |
| 423 | ROLLBACK, |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 424 | serializer()::encode, |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 425 | new TransactionRollback(transactionId), |
Jordan Halterman | 71635ae | 2017-07-28 10:35:43 -0700 | [diff] [blame] | 426 | serializer()::decode) |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 427 | .thenApply(v -> null); |
Madan Jampani | 1d3b617 | 2016-04-28 13:22:57 -0700 | [diff] [blame] | 428 | } |
Madan Jampani | fb78638 | 2016-06-13 10:25:35 -0700 | [diff] [blame] | 429 | |
| 430 | private boolean isListening() { |
| 431 | return !mapEventListeners.isEmpty(); |
| 432 | } |
Jordan Halterman | 2bf177c | 2017-06-29 01:49:08 -0700 | [diff] [blame] | 433 | } |