| /* |
| * Copyright 2015 Open Networking Laboratory |
| * |
| * 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.impl; |
| |
| /** |
| * Event object signalling that the map was modified. |
| */ |
| public class EventuallyConsistentMapEvent<K, V> { |
| |
| public enum Type { |
| PUT, |
| REMOVE |
| } |
| |
| private final Type type; |
| private final K key; |
| private final V value; |
| |
| /** |
| * Creates a new event object. |
| * |
| * @param type the type of the event |
| * @param key the key the event concerns |
| * @param value the value related to the key, or null for remove events |
| */ |
| public EventuallyConsistentMapEvent(Type type, K key, V value) { |
| this.type = type; |
| this.key = key; |
| this.value = value; |
| } |
| |
| /** |
| * Returns the type of the event. |
| * |
| * @return the type of the event |
| */ |
| public Type type() { |
| return type; |
| } |
| |
| /** |
| * Returns the key this event concerns. |
| * |
| * @return the key |
| */ |
| public K key() { |
| return key; |
| } |
| |
| /** |
| * Returns the value associated with this event. |
| * |
| * @return the value, or null if the event was REMOVE |
| */ |
| public V value() { |
| return value; |
| } |
| } |