| /* |
| * 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.bookkeeper.stream.storage.api.cluster; |
| |
| import java.net.URI; |
| |
| /** |
| * Initializing cluster metadata. |
| */ |
| public interface ClusterInitializer { |
| |
| /** |
| * Retrieves whether the initializer thinks that it can initialize the metadata service |
| * specified by the given {@code metadataServiceUri}. Typically the implementations will |
| * return <tt>true</tt> if they understand the subprotocol specified in the URI and |
| * <tt>false</tt> if they do not. |
| * |
| * @param metatadataServiceUri the metadata service uri |
| * @return <tt>true</tt> if the implementation understands the given URI; <tt>false</tt> otherwise. |
| */ |
| boolean acceptsURI(URI metatadataServiceUri); |
| |
| /** |
| * Create a new cluster under metadata service specified by {@code metadataServiceUri}. |
| * |
| * @param metadataServiceUri metadata service uri |
| * @param numStorageContainers number storage containers |
| * @return true if successfully initialized cluster; otherwise false. |
| */ |
| boolean initializeCluster(URI metadataServiceUri, int numStorageContainers); |
| |
| } |