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[RIP-21] RocketMQ Logic Queue #3153
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43744e7
[RIP-21] submodule common & client & remoting
238f9bc
[RIP-21] submodule store & broker & srvutil
acbc0be
[RIP-21] submodule namesrv
f399085
[RIP-21] submodule tools
0846c3c
[RIP-21] submodule test
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[RIP-21] Merge branch '5.0.0-preview' of https://github.com/chenzlalv…
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116 changes: 116 additions & 0 deletions
116
broker/src/main/java/org/apache/rocketmq/broker/domain/LogicalQueuesInfoInBroker.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,116 @@ | ||
| /* | ||
| * 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. | ||
| */ | ||
|
|
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| package org.apache.rocketmq.broker.domain; | ||
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| import com.alibaba.fastjson.parser.ParserConfig; | ||
| import com.google.common.collect.Maps; | ||
| import java.util.Collections; | ||
| import java.util.List; | ||
| import java.util.concurrent.ConcurrentMap; | ||
| import java.util.concurrent.ConcurrentNavigableMap; | ||
| import java.util.concurrent.ConcurrentSkipListMap; | ||
| import java.util.function.Predicate; | ||
| import java.util.stream.Collectors; | ||
| import java.util.stream.Stream; | ||
| import org.apache.rocketmq.common.fastjson.GenericMapSuperclassDeserializer; | ||
| import org.apache.rocketmq.common.protocol.route.LogicalQueueRouteData; | ||
| import org.apache.rocketmq.common.protocol.route.LogicalQueuesInfo; | ||
| import org.apache.rocketmq.srvutil.ConcurrentHashMapUtil; | ||
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| import static java.util.Optional.ofNullable; | ||
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| public class LogicalQueuesInfoInBroker extends LogicalQueuesInfo { | ||
| private final ConcurrentMap<Integer, ConcurrentNavigableMap<Long, LogicalQueueRouteData>> queueId2LogicalQueueMap = Maps.newConcurrentMap(); | ||
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|
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| public LogicalQueuesInfoInBroker() { | ||
| } | ||
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| public LogicalQueuesInfoInBroker(LogicalQueuesInfoInBroker other) { | ||
| this(other, null); | ||
| } | ||
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| // deep copy | ||
| public LogicalQueuesInfoInBroker(LogicalQueuesInfoInBroker other, Predicate<LogicalQueueRouteData> predicate) { | ||
| other.readLock().lock(); | ||
| try { | ||
| for (Entry<Integer, List<LogicalQueueRouteData>> entry : other.entrySet()) { | ||
| Stream<LogicalQueueRouteData> stream = entry.getValue().stream(); | ||
| if (predicate != null) { | ||
| stream = stream.filter(predicate); | ||
| } | ||
| this.put(entry.getKey(), stream.map(LogicalQueueRouteData::new).collect(Collectors.toList())); | ||
| } | ||
| } finally { | ||
| other.readLock().unlock(); | ||
| } | ||
| } | ||
|
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| public void updateQueueRouteDataByQueueId(int queueId, LogicalQueueRouteData queueRouteData) { | ||
| if (queueRouteData == null) { | ||
| return; | ||
| } | ||
| ConcurrentHashMapUtil.computeIfAbsent(queueId2LogicalQueueMap, queueId, k -> new ConcurrentSkipListMap<>()).put(queueRouteData.getOffsetDelta(), queueRouteData); | ||
| } | ||
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| /** | ||
| * find logical queue route data for message queues owned by this broker | ||
| */ | ||
| public LogicalQueueRouteData queryQueueRouteDataByQueueId(int queueId, long offset) { | ||
| ConcurrentNavigableMap<Long, LogicalQueueRouteData> m = this.queueId2LogicalQueueMap.get(queueId); | ||
| if (m == null || m.isEmpty()) { | ||
| return null; | ||
| } | ||
| Entry<Long, LogicalQueueRouteData> entry = m.floorEntry(offset); | ||
| if (entry == null) { | ||
| return null; | ||
| } | ||
| return entry.getValue(); | ||
| } | ||
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| public void deleteQueueRouteData(LogicalQueueRouteData logicalQueueRouteData) { | ||
| ConcurrentNavigableMap<Long, LogicalQueueRouteData> m = this.queueId2LogicalQueueMap.get(logicalQueueRouteData.getQueueId()); | ||
| if (m != null) { | ||
| m.remove(logicalQueueRouteData.getOffsetDelta(), logicalQueueRouteData); | ||
| } | ||
| } | ||
|
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| public LogicalQueueRouteData nextAvailableLogicalRouteData(LogicalQueueRouteData queueRouteData, | ||
| Predicate<LogicalQueueRouteData> predicate) { | ||
| this.readLock().lock(); | ||
| try { | ||
| List<LogicalQueueRouteData> queueRouteDataList = ofNullable(this.get(queueRouteData.getLogicalQueueIndex())).orElse(Collections.emptyList()); | ||
| int idx = Collections.binarySearch(queueRouteDataList, queueRouteData); | ||
| if (idx >= 0) { | ||
| for (int i = idx + 1, size = queueRouteDataList.size(); i < size; i++) { | ||
| LogicalQueueRouteData tmp = queueRouteDataList.get(i); | ||
| if (predicate.test(tmp)) { | ||
| return tmp; | ||
| } | ||
| } | ||
| } | ||
| } finally { | ||
| this.readLock().unlock(); | ||
| } | ||
| return null; | ||
| } | ||
|
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| static { | ||
| // workaround https://github.com/alibaba/fastjson/issues/3730 | ||
| ParserConfig.getGlobalInstance().putDeserializer(LogicalQueuesInfoInBroker.class, GenericMapSuperclassDeserializer.INSTANCE); | ||
| } | ||
| } |
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do not import a new package.