| /* |
| * Copyright (c) 2009, Rickard Öberg. All Rights Reserved. |
| * Copyright (c) 2010, Niclas Hedhman. All Rights Reserved. |
| * |
| * 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.apache.zest.spi.entitystore; |
| |
| import java.io.IOException; |
| import org.apache.zest.io.Input; |
| import org.apache.zest.io.Output; |
| |
| /** |
| * Allow backups and restores of data in an EntityStore to be made |
| */ |
| public interface BackupRestore |
| { |
| /** |
| * Input that allows data from the entity store to be backed up. |
| * |
| * @return An Input instance containing the data to back up. |
| */ |
| Input<String, IOException> backup(); |
| |
| /** |
| * Output that allows data to be restored from a backup. |
| * |
| * @return An Output instance to receive the restored data. |
| */ |
| Output<String, IOException> restore(); |
| } |