| /* |
| * 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.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| |
| import static com.google.common.base.Throwables.getStackTraceAsString; |
| |
| import org.apache.cassandra.db.ColumnFamilyStoreMBean; |
| import org.apache.cassandra.tools.NodeProbe; |
| |
| public class DataPathsHolder implements StatsHolder |
| { |
| public final Map<String, Object> pathsHash = new HashMap<>(); |
| |
| public DataPathsHolder(NodeProbe probe, List<String> tableNames) |
| { |
| Iterator<Map.Entry<String, ColumnFamilyStoreMBean>> mbeansIterator = probe.getColumnFamilyStoreMBeanProxies(); |
| while (mbeansIterator.hasNext()) |
| { |
| Map.Entry<String, ColumnFamilyStoreMBean> entry = mbeansIterator.next(); |
| String keyspaceName = entry.getKey(); |
| String tableName = entry.getValue().getTableName(); |
| |
| if (!(tableNames.isEmpty() || |
| tableNames.contains(keyspaceName + '.' + tableName) || |
| tableNames.contains(keyspaceName) )) |
| { |
| continue; |
| } |
| |
| Map<String, List<String>> ksPaths; |
| List<String> dataPaths; |
| |
| try |
| { |
| dataPaths = entry.getValue().getDataPaths(); |
| } |
| catch (Throwable e) |
| { |
| probe.output().err.println("Failed to get data paths for " + keyspaceName + '.' + tableName + ". Skipped."); |
| probe.output().err.println("error: " + e.getMessage()); |
| probe.output().err.println("-- StackTrace --"); |
| probe.output().err.println(getStackTraceAsString(e)); |
| continue; |
| } |
| |
| if (pathsHash.containsKey(keyspaceName)) |
| { |
| ksPaths = (Map<String, List<String>>) pathsHash.get(keyspaceName); |
| } |
| else |
| { |
| ksPaths = new HashMap<>(); |
| pathsHash.put(keyspaceName, ksPaths); |
| } |
| ksPaths.put(tableName, dataPaths); |
| } |
| } |
| |
| @Override |
| public Map<String, Object> convert2Map() |
| { |
| return pathsHash; |
| } |
| } |