| /* |
| * Copyright 2017-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; |
| |
| import com.google.common.base.Throwables; |
| import org.onosproject.store.service.AsyncAtomicCounterMap; |
| import org.onosproject.store.service.AtomicCounterMap; |
| import org.onosproject.store.service.ConsistentMapException; |
| import org.onosproject.store.service.Synchronous; |
| |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.ExecutionException; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.TimeoutException; |
| |
| /** |
| * Default implementation of {@code AtomicCounterMap}. |
| * |
| * @param <K> map key type |
| */ |
| public class DefaultAtomicCounterMap<K> extends Synchronous<AsyncAtomicCounterMap<K>> implements AtomicCounterMap<K> { |
| |
| private final AsyncAtomicCounterMap<K> asyncCounterMap; |
| private final long operationTimeoutMillis; |
| |
| public DefaultAtomicCounterMap(AsyncAtomicCounterMap<K> asyncCounterMap, long operationTimeoutMillis) { |
| super(asyncCounterMap); |
| this.asyncCounterMap = asyncCounterMap; |
| this.operationTimeoutMillis = operationTimeoutMillis; |
| } |
| |
| @Override |
| public long incrementAndGet(K key) { |
| return complete(asyncCounterMap.incrementAndGet(key)); |
| } |
| |
| @Override |
| public long decrementAndGet(K key) { |
| return complete(asyncCounterMap.decrementAndGet(key)); |
| } |
| |
| @Override |
| public long getAndIncrement(K key) { |
| return complete(asyncCounterMap.getAndIncrement(key)); |
| } |
| |
| @Override |
| public long getAndDecrement(K key) { |
| return complete(asyncCounterMap.getAndDecrement(key)); |
| } |
| |
| @Override |
| public long addAndGet(K key, long delta) { |
| return complete(asyncCounterMap.addAndGet(key, delta)); |
| } |
| |
| @Override |
| public long getAndAdd(K key, long delta) { |
| return complete(asyncCounterMap.getAndAdd(key, delta)); |
| } |
| |
| @Override |
| public long get(K key) { |
| return complete(asyncCounterMap.get(key)); |
| } |
| |
| @Override |
| public long put(K key, long newValue) { |
| return complete(asyncCounterMap.put(key, newValue)); |
| } |
| |
| @Override |
| public long putIfAbsent(K key, long newValue) { |
| return complete(asyncCounterMap.putIfAbsent(key, newValue)); |
| } |
| |
| @Override |
| public boolean replace(K key, long expectedOldValue, long newValue) { |
| return complete(asyncCounterMap.replace(key, expectedOldValue, newValue)); |
| } |
| |
| @Override |
| public long remove(K key) { |
| return complete(asyncCounterMap.remove(key)); |
| } |
| |
| @Override |
| public boolean remove(K key, long value) { |
| return complete(asyncCounterMap.remove(key, value)); |
| } |
| |
| @Override |
| public int size() { |
| return complete(asyncCounterMap.size()); |
| } |
| |
| @Override |
| public boolean isEmpty() { |
| return complete(asyncCounterMap.isEmpty()); |
| } |
| |
| @Override |
| public void clear() { |
| complete(asyncCounterMap.clear()); |
| } |
| |
| private <T> T complete(CompletableFuture<T> future) { |
| try { |
| return future.get(operationTimeoutMillis, TimeUnit.MILLISECONDS); |
| } catch (InterruptedException e) { |
| Thread.currentThread().interrupt(); |
| throw new ConsistentMapException.Interrupted(); |
| } catch (TimeoutException e) { |
| throw new ConsistentMapException.Timeout(name()); |
| } catch (ExecutionException e) { |
| Throwables.throwIfUnchecked(e.getCause()); |
| throw new ConsistentMapException(e.getCause()); |
| } |
| } |
| } |