Ray Milkey | 2eb9167 | 2018-04-24 10:07:52 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2018-present Open Networking Foundation |
| 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 | |
| 17 | package org.onosproject.store.primitives; |
| 18 | |
| 19 | import org.onosproject.store.service.AsyncAtomicCounterMap; |
| 20 | |
| 21 | import java.util.HashMap; |
| 22 | import java.util.Map; |
| 23 | import java.util.concurrent.CompletableFuture; |
| 24 | |
| 25 | public class AsyncAtomicCounterMapAdapter<K> implements AsyncAtomicCounterMap<K> { |
| 26 | private Map<K, Long> map = new HashMap<>(); |
| 27 | |
| 28 | @Override |
| 29 | public CompletableFuture<Long> incrementAndGet(K key) { |
| 30 | Long value = map.getOrDefault(key, 0L) + 1; |
| 31 | map.put(key, value); |
| 32 | return CompletableFuture.completedFuture(value); |
| 33 | |
| 34 | } |
| 35 | |
| 36 | @Override |
| 37 | public CompletableFuture<Long> decrementAndGet(K key) { |
| 38 | Long value = map.getOrDefault(key, 0L) - 1; |
| 39 | map.put(key, value); |
| 40 | return CompletableFuture.completedFuture(value); |
| 41 | |
| 42 | } |
| 43 | |
| 44 | @Override |
| 45 | public CompletableFuture<Long> getAndIncrement(K key) { |
| 46 | Long value = map.getOrDefault(key, 0L); |
| 47 | map.put(key, value + 1); |
| 48 | return CompletableFuture.completedFuture(value); |
| 49 | |
| 50 | } |
| 51 | |
| 52 | @Override |
| 53 | public CompletableFuture<Long> getAndDecrement(K key) { |
| 54 | Long value = map.getOrDefault(key, 0L); |
| 55 | map.put(key, value - 1); |
| 56 | return CompletableFuture.completedFuture(value); |
| 57 | } |
| 58 | |
| 59 | @Override |
| 60 | public CompletableFuture<Long> addAndGet(K key, long delta) { |
| 61 | Long value = map.getOrDefault(key, 0L) + delta; |
| 62 | map.put(key, value); |
| 63 | return CompletableFuture.completedFuture(value); |
| 64 | } |
| 65 | |
| 66 | @Override |
| 67 | public CompletableFuture<Long> getAndAdd(K key, long delta) { |
| 68 | Long value = map.getOrDefault(key, 0L); |
| 69 | map.put(key, value + delta); |
| 70 | return CompletableFuture.completedFuture(value); |
| 71 | } |
| 72 | |
| 73 | @Override |
| 74 | public CompletableFuture<Long> get(K key) { |
| 75 | Long value = map.getOrDefault(key, 0L); |
| 76 | return CompletableFuture.completedFuture(value); |
| 77 | } |
| 78 | |
| 79 | @Override |
| 80 | public CompletableFuture<Long> put(K key, long newValue) { |
| 81 | Long value = map.getOrDefault(key, 0L); |
| 82 | map.put(key, newValue); |
| 83 | return CompletableFuture.completedFuture(value); |
| 84 | } |
| 85 | |
| 86 | @Override |
| 87 | public CompletableFuture<Long> putIfAbsent(K key, long newValue) { |
| 88 | Long value = map.putIfAbsent(key, newValue); |
| 89 | if (value == null) { |
| 90 | value = 0L; |
| 91 | } |
| 92 | return CompletableFuture.completedFuture(value); |
| 93 | } |
| 94 | |
| 95 | @Override |
| 96 | public CompletableFuture<Boolean> replace(K key, long expectedOldValue, long newValue) { |
| 97 | boolean value = map.replace(key, expectedOldValue, newValue); |
| 98 | return CompletableFuture.completedFuture(value); |
| 99 | } |
| 100 | |
| 101 | @Override |
| 102 | public CompletableFuture<Long> remove(K key) { |
| 103 | Long value = map.remove(key); |
| 104 | return CompletableFuture.completedFuture(value); |
| 105 | } |
| 106 | |
| 107 | @Override |
| 108 | public CompletableFuture<Boolean> remove(K key, long value) { |
| 109 | boolean result = map.remove(key, value); |
| 110 | return CompletableFuture.completedFuture(result); |
| 111 | } |
| 112 | |
| 113 | @Override |
| 114 | public CompletableFuture<Integer> size() { |
| 115 | int value = map.size(); |
| 116 | return CompletableFuture.completedFuture(value); |
| 117 | } |
| 118 | |
| 119 | @Override |
| 120 | public CompletableFuture<Boolean> isEmpty() { |
| 121 | boolean value = map.isEmpty(); |
| 122 | return CompletableFuture.completedFuture(value); |
| 123 | } |
| 124 | |
| 125 | |
| 126 | |
| 127 | @Override |
| 128 | public CompletableFuture<Void> clear() { |
| 129 | map.clear(); |
| 130 | return CompletableFuture.completedFuture(null); |
| 131 | |
| 132 | } |
| 133 | |
| 134 | @Override |
| 135 | public String name() { |
| 136 | return null; |
| 137 | } |
| 138 | } |