| /* |
| * Copyright 2018-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 java.util.Collection; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.concurrent.CompletableFuture; |
| import java.util.stream.Collectors; |
| |
| import com.google.common.collect.Maps; |
| import org.onosproject.store.service.AsyncDistributedSet; |
| import org.onosproject.store.service.SetEvent; |
| import org.onosproject.store.service.SetEventListener; |
| |
| /** |
| * Atomix distributed set. |
| */ |
| public class AtomixDistributedSet<E> implements AsyncDistributedSet<E> { |
| private final io.atomix.core.set.AsyncDistributedSet<E> atomixSet; |
| private final Map<SetEventListener<E>, io.atomix.core.collection.CollectionEventListener<E>> listenerMap = |
| Maps.newIdentityHashMap(); |
| |
| public AtomixDistributedSet(io.atomix.core.set.AsyncDistributedSet<E> atomixSet) { |
| this.atomixSet = atomixSet; |
| } |
| |
| @Override |
| public String name() { |
| return atomixSet.name(); |
| } |
| |
| @Override |
| public CompletableFuture<Integer> size() { |
| return atomixSet.size(); |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> add(E element) { |
| return atomixSet.add(element); |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> remove(E element) { |
| return atomixSet.remove(element); |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> isEmpty() { |
| return atomixSet.isEmpty(); |
| } |
| |
| @Override |
| public CompletableFuture<Void> clear() { |
| return atomixSet.clear(); |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> contains(E element) { |
| return atomixSet.contains(element); |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> addAll(Collection<? extends E> c) { |
| return atomixSet.addAll(c); |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> containsAll(Collection<? extends E> c) { |
| return atomixSet.containsAll(c); |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> retainAll(Collection<? extends E> c) { |
| return atomixSet.retainAll(c); |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> removeAll(Collection<? extends E> c) { |
| return atomixSet.removeAll(c); |
| } |
| |
| @Override |
| public CompletableFuture<? extends Set<E>> getAsImmutableSet() { |
| return CompletableFuture.completedFuture(atomixSet.stream().collect(Collectors.toSet())); |
| } |
| |
| @Override |
| public synchronized CompletableFuture<Void> addListener(SetEventListener<E> listener) { |
| io.atomix.core.collection.CollectionEventListener<E> atomixListener = event -> |
| listener.event(new SetEvent<E>( |
| name(), |
| SetEvent.Type.valueOf(event.type().name()), |
| event.element())); |
| listenerMap.put(listener, atomixListener); |
| return atomixSet.addListener(atomixListener); |
| } |
| |
| @Override |
| public CompletableFuture<Void> removeListener(SetEventListener<E> listener) { |
| io.atomix.core.collection.CollectionEventListener<E> atomixListener = listenerMap.remove(listener); |
| if (atomixListener != null) { |
| return atomixSet.removeListener(atomixListener); |
| } |
| return CompletableFuture.completedFuture(null); |
| } |
| } |