| /* |
| * Copyright 2015-present 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.persistence; |
| |
| /** |
| * Service that allows for the creation of local disk backed map for instance specific values that persist across |
| * restarts. Empty maps and sets are deleted on shutdown. |
| */ |
| public interface PersistenceService { |
| /** |
| * A builder for the creation of local persistent maps backed by disk. |
| * |
| * @param <K> the type of keys in this map |
| * @param <V> the type of values in this map |
| * @return a persistent map builder |
| */ |
| <K, V> PersistentMapBuilder<K, V> persistentMapBuilder(); |
| |
| /** |
| * A builder for the creation of local persistent sets backed by disk. |
| * |
| * @param <E> the type of the elements |
| * @return a persistent set builder |
| */ |
| <E> PersistentSetBuilder<E> persistentSetBuilder(); |
| } |