/*
 * Copyright (c) 2015 Brocade Communications Systems, Inc. and others.  All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 */
package org.opendaylight.controller.cluster.raft.client.messages;

import akka.util.Timeout;
import java.util.Optional;

/**
 * Internal client message to get a snapshot of the current state based on whether or not persistence is enabled.
 * Returns a {@link GetSnapshotReply} instance.
 *
 * @author Thomas Pantelis
 */
public final class GetSnapshot {
    public static final GetSnapshot INSTANCE = new GetSnapshot(null);

    private final Timeout timeout;

    public GetSnapshot(final Timeout timeout) {
        this.timeout = timeout;
    }

    public Optional<Timeout> getTimeout() {
        return Optional.ofNullable(timeout);
    }
}