| /* |
| * 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.io.PrintStream; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| |
| public class DataPathsPrinter<T extends StatsHolder> |
| { |
| public static StatsPrinter<DataPathsHolder> from(String format) |
| { |
| if ("json".equals(format)) |
| return new StatsPrinter.JsonPrinter<>(); |
| if ("yaml".equals(format)) |
| return new StatsPrinter.YamlPrinter<>(); |
| |
| return new DefaultPrinter(); |
| } |
| |
| public static class DefaultPrinter implements StatsPrinter<DataPathsHolder> |
| { |
| @Override |
| public void print(DataPathsHolder data, PrintStream out) |
| { |
| Iterator<Map.Entry<String, Object>> iterator = data.pathsHash.entrySet().iterator(); |
| |
| while (iterator.hasNext()) |
| { |
| Map.Entry<String, Object> entry = iterator.next(); |
| |
| out.println("Keyspace: " + entry.getKey()); |
| Map<String, List<String>> ksPaths = (Map<String, List<String>>) entry.getValue(); |
| for (Map.Entry<String, List<String>> table : ksPaths.entrySet()) |
| { |
| out.println("\tTable: " + table.getKey()); |
| out.println("\tPaths:"); |
| |
| for (String path : table.getValue()) |
| out.println("\t\t" + path); |
| |
| out.println(""); |
| } |
| } |
| } |
| } |
| } |