// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you 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.apache.cloudstack.engine.subsystem.api.storage;


import com.cloud.storage.Snapshot;
import org.apache.cloudstack.framework.async.AsyncCompletionCallback;

public interface SnapshotStrategy {

    enum SnapshotOperation {
        TAKE, BACKUP, DELETE, REVERT, COPY
    }

    SnapshotInfo takeSnapshot(SnapshotInfo snapshot);

    SnapshotInfo backupSnapshot(SnapshotInfo snapshot);

    boolean deleteSnapshot(Long snapshotId, Long zoneId);

    boolean revertSnapshot(SnapshotInfo snapshot);

    StrategyPriority canHandle(Snapshot snapshot, Long zoneId, SnapshotOperation op);

    void postSnapshotCreation(SnapshotInfo snapshot);

    default void copySnapshot(DataObject snapshotSource, DataObject snapshotDest, AsyncCompletionCallback<CreateCmdResult> caller) {
    }
}
