| /* |
| * 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.ignite.internal.visor.cache; |
| |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import org.apache.ignite.internal.processors.cache.IgniteInternalCache; |
| import org.apache.ignite.internal.processors.cache.distributed.dht.topology.GridDhtPartitionTopology; |
| import org.apache.ignite.internal.processors.task.GridInternal; |
| import org.apache.ignite.internal.processors.task.GridVisorManagementTask; |
| import org.apache.ignite.internal.util.typedef.internal.S; |
| import org.apache.ignite.internal.visor.VisorJob; |
| import org.apache.ignite.internal.visor.VisorOneNodeTask; |
| |
| /** |
| * Collect list of lost partitions. |
| */ |
| @GridInternal |
| @GridVisorManagementTask |
| public class VisorCacheLostPartitionsTask |
| extends VisorOneNodeTask<VisorCacheLostPartitionsTaskArg, VisorCacheLostPartitionsTaskResult> { |
| /** */ |
| private static final long serialVersionUID = 0L; |
| |
| /** {@inheritDoc} */ |
| @Override protected VisorCacheLostPartitionsJob job(VisorCacheLostPartitionsTaskArg arg) { |
| return new VisorCacheLostPartitionsJob(arg, debug); |
| } |
| |
| /** |
| * Job that collect list of lost partitions. |
| */ |
| private static class VisorCacheLostPartitionsJob |
| extends VisorJob<VisorCacheLostPartitionsTaskArg, VisorCacheLostPartitionsTaskResult> { |
| /** */ |
| private static final long serialVersionUID = 0L; |
| |
| /** |
| * @param arg Object with list of cache names to collect lost partitions. |
| * @param debug Debug flag. |
| */ |
| private VisorCacheLostPartitionsJob(VisorCacheLostPartitionsTaskArg arg, boolean debug) { |
| super(arg, debug); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override protected VisorCacheLostPartitionsTaskResult run(VisorCacheLostPartitionsTaskArg arg) { |
| Map<String, List<Integer>> res = new HashMap<>(); |
| |
| for (String cacheName: arg.getCacheNames()) { |
| IgniteInternalCache cache = ignite.cachex(cacheName); |
| |
| if (cache != null) { |
| GridDhtPartitionTopology top = cache.context().topology(); |
| |
| List<Integer> lostPartitions = new ArrayList<>(top.lostPartitions()); |
| |
| if (!lostPartitions.isEmpty()) |
| res.put(cacheName, lostPartitions); |
| } |
| } |
| |
| return new VisorCacheLostPartitionsTaskResult(res); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override public String toString() { |
| return S.toString(VisorCacheLostPartitionsJob.class, this); |
| } |
| } |
| } |