| /* |
| * 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.stats; |
| |
| import java.time.Instant; |
| import java.time.LocalDateTime; |
| import java.time.ZoneId; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| import javax.management.openmbean.TabularData; |
| |
| import org.apache.cassandra.tools.NodeProbe; |
| |
| public class CompactionHistoryHolder implements StatsHolder |
| { |
| public final NodeProbe probe; |
| public List<String> indexNames; |
| |
| public CompactionHistoryHolder(NodeProbe probe) |
| { |
| this.probe = probe; |
| } |
| |
| /** |
| * Allows the Compaction History output to be ordered by 'compactedAt' - that is the |
| * time at which compaction finished. |
| */ |
| private static class CompactionHistoryRow implements Comparable<CompactionHistoryHolder.CompactionHistoryRow> |
| { |
| private final String id; |
| private final String ksName; |
| private final String cfName; |
| private final long compactedAt; |
| private final long bytesIn; |
| private final long bytesOut; |
| private final String rowMerged; |
| |
| CompactionHistoryRow(String id, String ksName, String cfName, long compactedAt, long bytesIn, long bytesOut, String rowMerged) |
| { |
| this.id = id; |
| this.ksName = ksName; |
| this.cfName = cfName; |
| this.compactedAt = compactedAt; |
| this.bytesIn = bytesIn; |
| this.bytesOut = bytesOut; |
| this.rowMerged = rowMerged; |
| } |
| |
| public int compareTo(CompactionHistoryHolder.CompactionHistoryRow chr) |
| { |
| return Long.signum(chr.compactedAt - this.compactedAt); |
| } |
| |
| private HashMap<String, Object> getAllAsMap() |
| { |
| HashMap<String, Object> compaction = new HashMap<>(); |
| compaction.put("id", this.id); |
| compaction.put("keyspace_name", this.ksName); |
| compaction.put("columnfamily_name", this.cfName); |
| Instant instant = Instant.ofEpochMilli(this.compactedAt); |
| LocalDateTime ldt = LocalDateTime.ofInstant(instant, ZoneId.systemDefault()); |
| compaction.put("compacted_at", ldt.toString()); |
| compaction.put("bytes_in", this.bytesIn); |
| compaction.put("bytes_out", this.bytesOut); |
| compaction.put("rows_merged", this.rowMerged); |
| return compaction; |
| } |
| } |
| |
| @Override |
| public Map<String, Object> convert2Map() |
| { |
| HashMap<String, Object> result = new HashMap<>(); |
| ArrayList<Map<String, Object>> compactions = new ArrayList<>(); |
| |
| TabularData tabularData = probe.getCompactionHistory(); |
| this.indexNames = tabularData.getTabularType().getIndexNames(); |
| |
| if (tabularData.isEmpty()) return result; |
| |
| List<CompactionHistoryHolder.CompactionHistoryRow> chrList = new ArrayList<>(); |
| Set<?> values = tabularData.keySet(); |
| for (Object eachValue : values) |
| { |
| List<?> value = (List<?>) eachValue; |
| CompactionHistoryHolder.CompactionHistoryRow chr = new CompactionHistoryHolder.CompactionHistoryRow( |
| (String)value.get(0), |
| (String)value.get(1), |
| (String)value.get(2), |
| (Long)value.get(3), |
| (Long)value.get(4), |
| (Long)value.get(5), |
| (String)value.get(6) |
| ); |
| chrList.add(chr); |
| } |
| |
| Collections.sort(chrList); |
| for (CompactionHistoryHolder.CompactionHistoryRow chr : chrList) |
| { |
| compactions.add(chr.getAllAsMap()); |
| } |
| result.put("CompactionHistory", compactions); |
| return result; |
| } |
| } |