| /* |
| * Copyright 2016-present Open Networking Foundation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.onosproject.store.primitives.impl; |
| |
| import org.onosproject.store.service.AsyncConsistentMapAdapter; |
| import org.onosproject.store.service.MapEventListener; |
| import org.onosproject.store.service.Versioned; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Objects; |
| import java.util.Set; |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.Executor; |
| import java.util.function.BiFunction; |
| import java.util.function.Predicate; |
| import java.util.stream.Collectors; |
| |
| /*Simple template for asynchronous map |
| Serializer must be defined independently |
| */ |
| public class AsyncConsistentMapMock<K, V> extends AsyncConsistentMapAdapter<K, V> { |
| private final Map<K, V> baseMap = new HashMap<>(); |
| private final List<MapEventListener<K, V>> listeners; |
| |
| Versioned<V> makeVersioned(V v) { |
| return new Versioned<>(v, 1, 0); |
| } |
| |
| public AsyncConsistentMapMock() { |
| this.listeners = new ArrayList<>(); |
| } |
| |
| public CompletableFuture<Integer> size() { |
| return CompletableFuture.completedFuture(baseMap.size()); |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> containsKey(K key) { |
| return CompletableFuture.completedFuture(baseMap.containsKey(key)); |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> containsValue(V value) { |
| return CompletableFuture.completedFuture(baseMap.values() |
| .stream() |
| .anyMatch(v -> { |
| if (v instanceof byte[] && value instanceof byte[]) { |
| return Arrays.equals((byte[]) v, (byte[]) value); |
| } else { |
| return Objects.equals(v, value); |
| } |
| })); |
| } |
| |
| @Override |
| public CompletableFuture<Versioned<V>> get(K key) { |
| return CompletableFuture.completedFuture(makeVersioned(baseMap.get(key))); |
| } |
| |
| @Override |
| public CompletableFuture<Versioned<V>> getOrDefault(K key, V defaultValue) { |
| return CompletableFuture.completedFuture(makeVersioned(baseMap.getOrDefault(key, defaultValue))); |
| } |
| |
| @Override |
| public CompletableFuture<Versioned<V>> |
| computeIf(K key, Predicate<? super V> condition, |
| BiFunction<? super K, ? super V, ? extends V> remappingFunction) { |
| |
| V value = baseMap.get(key); |
| |
| if (condition.test(value)) { |
| value = baseMap.compute(key, remappingFunction); |
| } |
| return CompletableFuture.completedFuture(makeVersioned(value)); |
| } |
| |
| @Override |
| public CompletableFuture<Versioned<V>> put(K key, V value) { |
| return CompletableFuture.completedFuture(makeVersioned(baseMap.put(key, value))); |
| } |
| |
| @Override |
| public CompletableFuture<Versioned<V>> putAndGet(K key, V value) { |
| return CompletableFuture.completedFuture(makeVersioned(baseMap.put(key, value))); |
| } |
| |
| @Override |
| public CompletableFuture<Versioned<V>> remove(K key) { |
| return CompletableFuture.completedFuture(makeVersioned(baseMap.remove(key))); |
| } |
| |
| @Override |
| public CompletableFuture<Void> clear() { |
| baseMap.clear(); |
| return CompletableFuture.allOf(); |
| } |
| |
| @Override |
| public CompletableFuture<Set<K>> keySet() { |
| return CompletableFuture.completedFuture(baseMap.keySet()); |
| } |
| |
| @Override |
| public CompletableFuture<Collection<Versioned<V>>> values() { |
| Set<Versioned<V>> valuesAsVersionedCollection = |
| baseMap.values().stream().map(this::makeVersioned) |
| .collect(Collectors.toSet()); |
| return CompletableFuture.completedFuture(valuesAsVersionedCollection); |
| } |
| |
| @Override |
| public CompletableFuture<Set<Map.Entry<K, Versioned<V>>>> entrySet() { |
| Map<K, Versioned<V>> valuesAsVersionedMap = new HashMap<>(); |
| baseMap.entrySet() |
| .forEach(e -> valuesAsVersionedMap.put(e.getKey(), |
| makeVersioned(e.getValue()))); |
| return CompletableFuture.completedFuture(valuesAsVersionedMap.entrySet()); |
| } |
| |
| @Override |
| public CompletableFuture<Versioned<V>> putIfAbsent(K key, V value) { |
| return CompletableFuture.completedFuture(makeVersioned(baseMap.putIfAbsent(key, value))); |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> remove(K key, V value) { |
| return CompletableFuture.completedFuture(baseMap.remove(key, value)); |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> remove(K key, long version) { |
| Object value = baseMap.remove(key); |
| return CompletableFuture.completedFuture(value != null); |
| } |
| |
| @Override |
| public CompletableFuture<Versioned<V>> replace(K key, V value) { |
| return CompletableFuture.completedFuture(makeVersioned(baseMap.replace(key, value))); |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> replace(K key, V oldValue, V newValue) { |
| V current = baseMap.get(key); |
| if (current instanceof byte[] && oldValue instanceof byte[]) { |
| baseMap.put(key, newValue); |
| return CompletableFuture.completedFuture(Arrays.equals((byte[]) current, (byte[]) oldValue)); |
| } else { |
| return CompletableFuture.completedFuture(Objects.equals(current, oldValue)); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> replace(K key, long oldVersion, V newValue) { |
| return CompletableFuture.completedFuture(baseMap.replace(key, newValue) != null); |
| } |
| |
| @Override |
| public CompletableFuture<Void> addListener(MapEventListener<K, V> listener, Executor e) { |
| listeners.add(listener); |
| return CompletableFuture.allOf(); |
| } |
| |
| @Override |
| public CompletableFuture<Void> removeListener(MapEventListener<K, V> listener) { |
| listeners.remove(listener); |
| return CompletableFuture.allOf(); |
| } |
| } |
| |