2 * Copyright (c) 2013 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
9 package org.opendaylight.controller.config.persist.api;
11 import com.google.common.base.Optional;
13 import java.io.Closeable;
14 import java.io.IOException;
18 * Base interface for persister implementation.
20 public interface Persister extends Closeable {
22 void persistConfig(ConfigSnapshotHolder configSnapshotHolder) throws IOException;
24 Optional<ConfigSnapshotHolder> loadLastConfig() throws IOException;
26 public static interface ConfigSnapshotHolder {
28 String getConfigSnapshot();
30 Set<String> getCapabilities();