| /* |
| * 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.impl; |
| |
| import org.onlab.util.Tools; |
| import org.onosproject.store.service.AsyncAtomicCounterMap; |
| |
| import java.util.concurrent.CompletableFuture; |
| import java.util.function.Function; |
| |
| /** |
| * An {@code AsyncAtomicCounterMap} that transcodes keys. |
| */ |
| public class TranscodingAsyncAtomicCounterMap<K1, K2> implements AsyncAtomicCounterMap<K1> { |
| private final AsyncAtomicCounterMap<K2> backingMap; |
| private final Function<K1, K2> keyEncoder; |
| private final Function<K2, K1> keyDecoder; |
| |
| public TranscodingAsyncAtomicCounterMap(AsyncAtomicCounterMap<K2> backingMap, |
| Function<K1, K2> keyEncoder, Function<K2, K1> keyDecoder) { |
| this.backingMap = backingMap; |
| this.keyEncoder = k -> k == null ? null : keyEncoder.apply(k); |
| this.keyDecoder = k -> k == null ? null : keyDecoder.apply(k); |
| } |
| |
| @Override |
| public String name() { |
| return backingMap.name(); |
| } |
| |
| @Override |
| public CompletableFuture<Long> incrementAndGet(K1 key) { |
| try { |
| return backingMap.incrementAndGet(keyEncoder.apply(key)); |
| } catch (Exception e) { |
| return Tools.exceptionalFuture(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Long> decrementAndGet(K1 key) { |
| try { |
| return backingMap.decrementAndGet(keyEncoder.apply(key)); |
| } catch (Exception e) { |
| return Tools.exceptionalFuture(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Long> getAndIncrement(K1 key) { |
| try { |
| return backingMap.getAndIncrement(keyEncoder.apply(key)); |
| } catch (Exception e) { |
| return Tools.exceptionalFuture(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Long> getAndDecrement(K1 key) { |
| try { |
| return backingMap.getAndDecrement(keyEncoder.apply(key)); |
| } catch (Exception e) { |
| return Tools.exceptionalFuture(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Long> addAndGet(K1 key, long delta) { |
| try { |
| return backingMap.addAndGet(keyEncoder.apply(key), delta); |
| } catch (Exception e) { |
| return Tools.exceptionalFuture(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Long> getAndAdd(K1 key, long delta) { |
| try { |
| return backingMap.getAndAdd(keyEncoder.apply(key), delta); |
| } catch (Exception e) { |
| return Tools.exceptionalFuture(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Long> get(K1 key) { |
| try { |
| return backingMap.get(keyEncoder.apply(key)); |
| } catch (Exception e) { |
| return Tools.exceptionalFuture(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Long> put(K1 key, long newValue) { |
| try { |
| return backingMap.put(keyEncoder.apply(key), newValue); |
| } catch (Exception e) { |
| return Tools.exceptionalFuture(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Long> putIfAbsent(K1 key, long newValue) { |
| try { |
| return backingMap.putIfAbsent(keyEncoder.apply(key), newValue); |
| } catch (Exception e) { |
| return Tools.exceptionalFuture(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> replace(K1 key, long expectedOldValue, long newValue) { |
| try { |
| return backingMap.replace(keyEncoder.apply(key), expectedOldValue, newValue); |
| } catch (Exception e) { |
| return Tools.exceptionalFuture(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Long> remove(K1 key) { |
| try { |
| return backingMap.remove(keyEncoder.apply(key)); |
| } catch (Exception e) { |
| return Tools.exceptionalFuture(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> remove(K1 key, long value) { |
| try { |
| return backingMap.remove(keyEncoder.apply(key), value); |
| } catch (Exception e) { |
| return Tools.exceptionalFuture(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Integer> size() { |
| try { |
| return backingMap.size(); |
| } catch (Exception e) { |
| return Tools.exceptionalFuture(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Boolean> isEmpty() { |
| try { |
| return backingMap.isEmpty(); |
| } catch (Exception e) { |
| return Tools.exceptionalFuture(e); |
| } |
| } |
| |
| @Override |
| public CompletableFuture<Void> clear() { |
| try { |
| return backingMap.clear(); |
| } catch (Exception e) { |
| return Tools.exceptionalFuture(e); |
| } |
| } |
| } |