| /* |
| * 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.stress.settings; |
| |
| import java.util.Arrays; |
| import java.util.List; |
| import java.util.Map; |
| |
| import com.google.common.base.Function; |
| |
| import org.apache.cassandra.config.CFMetaData; |
| import org.apache.cassandra.exceptions.ConfigurationException; |
| |
| /** |
| * For specifying replication options |
| */ |
| class OptionCompaction extends OptionMulti |
| { |
| |
| private final OptionSimple strategy = new OptionSimple("strategy=", new StrategyAdapter(), null, "The compaction strategy to use", false); |
| |
| public OptionCompaction() |
| { |
| super("compaction", "Define the compaction strategy and any parameters", true); |
| } |
| |
| public String getStrategy() |
| { |
| return strategy.value(); |
| } |
| |
| public Map<String, String> getOptions() |
| { |
| return extraOptions(); |
| } |
| |
| protected List<? extends Option> options() |
| { |
| return Arrays.asList(strategy); |
| } |
| |
| @Override |
| public boolean happy() |
| { |
| return true; |
| } |
| |
| private static final class StrategyAdapter implements Function<String, String> |
| { |
| |
| public String apply(String name) |
| { |
| try |
| { |
| CFMetaData.createCompactionStrategy(name); |
| } catch (ConfigurationException e) |
| { |
| throw new IllegalArgumentException("Invalid compaction strategy: " + name); |
| } |
| return name; |
| } |
| } |
| |
| } |