| /* |
| * 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.repair.consistent; |
| |
| import java.net.InetAddress; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.stream.Collectors; |
| |
| import com.google.common.base.Joiner; |
| import com.google.common.collect.Iterables; |
| |
| import org.apache.cassandra.locator.InetAddressAndPort; |
| import org.apache.cassandra.schema.Schema; |
| import org.apache.cassandra.schema.TableId; |
| import org.apache.cassandra.schema.TableMetadata; |
| |
| /** |
| * helper for JMX management functions |
| */ |
| public class LocalSessionInfo |
| { |
| public static final String SESSION_ID = "SESSION_ID"; |
| public static final String STATE = "STATE"; |
| public static final String STARTED = "STARTED"; |
| public static final String LAST_UPDATE = "LAST_UPDATE"; |
| public static final String COORDINATOR = "COORDINATOR"; |
| public static final String PARTICIPANTS = "PARTICIPANTS"; |
| public static final String PARTICIPANTS_WP = "PARTICIPANTS_WP"; |
| public static final String TABLES = "TABLES"; |
| |
| |
| private LocalSessionInfo() {} |
| |
| private static String tableString(TableId id) |
| { |
| TableMetadata meta = Schema.instance.getTableMetadata(id); |
| return meta != null ? meta.keyspace + '.' + meta.name : "<null>"; |
| } |
| |
| static Map<String, String> sessionToMap(LocalSession session) |
| { |
| Map<String, String> m = new HashMap<>(); |
| m.put(SESSION_ID, session.sessionID.toString()); |
| m.put(STATE, session.getState().toString()); |
| m.put(STARTED, Integer.toString(session.getStartedAt())); |
| m.put(LAST_UPDATE, Integer.toString(session.getLastUpdate())); |
| m.put(COORDINATOR, session.coordinator.toString()); |
| m.put(PARTICIPANTS, Joiner.on(',').join(Iterables.transform(session.participants.stream().map(peer -> peer.address).collect(Collectors.toList()), InetAddress::getHostAddress))); |
| m.put(PARTICIPANTS_WP, Joiner.on(',').join(Iterables.transform(session.participants, InetAddressAndPort::getHostAddressAndPort))); |
| m.put(TABLES, Joiner.on(',').join(Iterables.transform(session.tableIds, LocalSessionInfo::tableString))); |
| |
| return m; |
| } |
| } |