| /* |
| * Copyright (c) 2013 DataTorrent, Inc. 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 com.datatorrent.lib.db; |
| |
| /** |
| * This interface is for any service that provides transactional feature |
| * |
| * @since 0.9.3 |
| */ |
| public interface Transactionable |
| { |
| /** |
| * Begins a transaction. |
| */ |
| public void beginTransaction(); |
| |
| /** |
| * Commits the current transaction. |
| */ |
| public void commitTransaction(); |
| |
| /** |
| * Rolls back the current transaction. |
| */ |
| public void rollbackTransaction(); |
| |
| /** |
| * @return returns whether currently is in a transaction. |
| */ |
| public boolean isInTransaction(); |
| } |