| /* |
| * 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.tools.nodetool; |
| |
| import static com.google.common.collect.Iterables.toArray; |
| import io.airlift.command.Command; |
| |
| import java.util.List; |
| import java.util.Set; |
| |
| import javax.management.openmbean.TabularData; |
| |
| import org.apache.cassandra.tools.NodeProbe; |
| import org.apache.cassandra.tools.NodeTool.NodeToolCmd; |
| |
| @Command(name = "compactionhistory", description = "Print history of compaction") |
| public class CompactionHistory extends NodeToolCmd |
| { |
| @Override |
| public void execute(NodeProbe probe) |
| { |
| System.out.println("Compaction History: "); |
| |
| TabularData tabularData = probe.getCompactionHistory(); |
| if (tabularData.isEmpty()) |
| { |
| System.out.printf("There is no compaction history"); |
| return; |
| } |
| |
| String format = "%-41s%-19s%-29s%-26s%-15s%-15s%s%n"; |
| List<String> indexNames = tabularData.getTabularType().getIndexNames(); |
| System.out.printf(format, toArray(indexNames, Object.class)); |
| |
| Set<?> values = tabularData.keySet(); |
| for (Object eachValue : values) |
| { |
| List<?> value = (List<?>) eachValue; |
| System.out.printf(format, toArray(value, Object.class)); |
| } |
| } |
| } |