| /* |
| * 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.ace.client.repository; |
| |
| import java.io.IOException; |
| |
| import org.osgi.annotation.versioning.ProviderType; |
| |
| /** |
| * An interface that can be implemented by anybody that wants to be invoked as part of the |
| * pre-commit cycle of a RepositoryAdmin. |
| */ |
| @ProviderType |
| public interface PreCommitMember { |
| /** |
| * Resets any volatile changes that might have been made as part of earlier operations. |
| */ |
| public void reset(); |
| |
| /** |
| * Checks if there are any changes that need to be applied as part of the pre-commit |
| * cycle. |
| */ |
| public boolean hasChanges(); |
| |
| /** |
| * Invokes the pre-commit cycle. You should do all the work here and throw an exception |
| * if for some reason the work fails. |
| * |
| * @throws IOException when the work fails and the commit should be aborted |
| */ |
| public void preCommit() throws IOException; |
| } |