| /* |
| * 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.cassandra.sidecar.cluster.instance; |
| |
| import java.util.List; |
| |
| import org.apache.cassandra.sidecar.cluster.CassandraAdapterDelegate; |
| import org.jetbrains.annotations.Nullable; |
| |
| |
| /** |
| * Metadata of an instance |
| */ |
| public interface InstanceMetadata |
| { |
| /** |
| * @return an identifier for the Cassandra instance |
| */ |
| int id(); |
| |
| /** |
| * @return the host address of the Cassandra instance |
| */ |
| String host(); |
| |
| /** |
| * @return the port number of the Cassandra instance |
| */ |
| int port(); |
| |
| /** |
| * @return a list of data directories of cassandra instance |
| */ |
| List<String> dataDirs(); |
| |
| /** |
| * @return a staging directory of the cassandra instance |
| */ |
| String stagingDir(); |
| |
| /** |
| * @return a {@link CassandraAdapterDelegate} specific for the instance |
| */ |
| @Nullable CassandraAdapterDelegate delegate(); |
| } |