| /* |
| * 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.distributed; |
| |
| import java.io.IOException; |
| import java.util.function.Consumer; |
| |
| import org.apache.cassandra.distributed.api.IInstanceConfig; |
| import org.apache.cassandra.distributed.api.IUpgradeableInstance; |
| import org.apache.cassandra.distributed.impl.AbstractCluster; |
| import org.apache.cassandra.distributed.shared.Versions; |
| |
| /** |
| * A multi-version cluster, offering only the cross-version API |
| * |
| * TODO: we could perhaps offer some convenience methods for nodes we know to be of the 'current' version, |
| * to permit upgrade tests to perform cluster operations without updating the cross-version API, |
| * so long as one node is up-to-date. |
| */ |
| public class UpgradeableCluster extends AbstractCluster<IUpgradeableInstance> implements AutoCloseable |
| { |
| private UpgradeableCluster(Builder builder) |
| { |
| super(builder); |
| } |
| |
| protected IUpgradeableInstance newInstanceWrapper(int generation, Versions.Version version, IInstanceConfig config) |
| { |
| config.set(Constants.KEY_DTEST_API_CONFIG_CHECK, false); |
| return new Wrapper(generation, version, config); |
| } |
| |
| public static Builder build() |
| { |
| return new Builder(); |
| } |
| |
| public static Builder build(int nodeCount) |
| { |
| return build().withNodes(nodeCount); |
| } |
| |
| public static UpgradeableCluster create(int nodeCount) throws Throwable |
| { |
| return build(nodeCount).start(); |
| } |
| public static UpgradeableCluster create(int nodeCount, Versions.Version version, Consumer<IInstanceConfig> configUpdater) throws IOException |
| { |
| return create(nodeCount, version, configUpdater, null); |
| } |
| |
| public static UpgradeableCluster create(int nodeCount, Versions.Version version, Consumer<IInstanceConfig> configUpdater, Consumer<Builder> builderUpdater) throws IOException |
| { |
| Builder builder = build(nodeCount).withConfig(configUpdater).withVersion(version); |
| if (builderUpdater != null) |
| builderUpdater.accept(builder); |
| return builder.start(); |
| } |
| |
| public static UpgradeableCluster create(int nodeCount, Versions.Version version) throws Throwable |
| { |
| return build(nodeCount).withVersion(version).start(); |
| } |
| |
| public static final class Builder extends AbstractBuilder<IUpgradeableInstance, UpgradeableCluster, Builder> |
| { |
| |
| public Builder() |
| { |
| super(UpgradeableCluster::new); |
| } |
| } |
| } |
| |