Java Code Examples for java.util.concurrent.ConcurrentHashMap#isEmpty()
The following examples show how to use
java.util.concurrent.ConcurrentHashMap#isEmpty() .
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Example 1
| Source File: MetricAssociation.java From StatsAgg with Apache License 2.0 | 6 votes |
|
@Override
public void run() {
// run the association routine against all metric-groups/metric-suspensions/metric-keys. should only run the pattern matcher against previously unknown metric-keys.
for (String metricKey : metricKeys__) {
ConcurrentHashMap<String,String> immediateCleanupMetrics = GlobalVariables.immediateCleanupMetrics;
if ((immediateCleanupMetrics != null) && !immediateCleanupMetrics.isEmpty() && immediateCleanupMetrics.containsKey(metricKey)) continue;
associateMetricKeyWithIds(metricKey, allMetricGroupIds__,
GlobalVariables.matchingMetricKeysAssociatedWithMetricGroup, GlobalVariables.metricKeysAssociatedWithAnyMetricGroup,
GlobalVariables.mergedMatchRegexesByMetricGroupId, GlobalVariables.mergedBlacklistRegexesByMetricGroupId);
associateMetricKeyWithIds(metricKey, allMetricSuspensionIds__,
GlobalVariables.matchingMetricKeysAssociatedWithSuspension, GlobalVariables.metricKeysAssociatedWithAnySuspension,
GlobalVariables.mergedMatchRegexesBySuspensionId, GlobalVariables.mergedBlacklistRegexesBySuspensionId);
}
}
Example 2
| Source File: JettyRestProcessorAbstractSelfTest.java From ignite with Apache License 2.0 | 6 votes |
|
/**
* @return True if any query cursor is available.
*/
private boolean queryCursorFound() {
boolean found = false;
for (int i = 0; i < gridCount(); ++i) {
Map<GridRestCommand, GridRestCommandHandler> handlers =
GridTestUtils.getFieldValue(grid(i).context().rest(), "handlers");
GridRestCommandHandler qryHnd = handlers.get(GridRestCommand.CLOSE_SQL_QUERY);
ConcurrentHashMap<Long, Iterator> its = GridTestUtils.getFieldValue(qryHnd, "qryCurs");
found |= !its.isEmpty();
}
return found;
}
Example 3
| Source File: IntegrationTestDDLMasterFailover.java From hbase with Apache License 2.0 | 6 votes |
|
protected NamespaceDescriptor selectNamespace(
ConcurrentHashMap<String, NamespaceDescriptor> namespaceMap) {
// synchronization to prevent removal from multiple threads
synchronized (namespaceMap) {
// randomly select namespace from namespaceMap
if (namespaceMap.isEmpty()) {
return null;
}
ArrayList<String> namespaceList = new ArrayList<>(namespaceMap.keySet());
String randomKey = namespaceList.get(RandomUtils.nextInt(0, namespaceList.size()));
NamespaceDescriptor randomNsd = namespaceMap.get(randomKey);
// remove from namespaceMap
namespaceMap.remove(randomKey);
return randomNsd;
}
}
Example 4
| Source File: ConsumerOffsetManager.java From RocketMQ-Master-analyze with Apache License 2.0 | 6 votes |
|
/**
* 判断offset是否落后很多
*
* @param topic
* @param table
* @return
*/
private boolean offsetBehindMuchThanData(final String topic, ConcurrentHashMap<Integer, Long> table) {
Iterator<Entry<Integer, Long>> it = table.entrySet().iterator();
boolean result = !table.isEmpty();
while (it.hasNext() && result) {
Entry<Integer, Long> next = it.next();
long minOffsetInStore =
this.brokerController.getMessageStore().getMinOffsetInQuque(topic, next.getKey());
long offsetInPersist = next.getValue();
if (offsetInPersist > minOffsetInStore) {
result = false;
}
}
return result;
}
Example 5
| Source File: ConsumerOffsetManager.java From rocketmq with Apache License 2.0 | 6 votes |
|
private boolean offsetBehindMuchThanData(final String topic, ConcurrentHashMap<Integer, Long> table) {
Iterator<Entry<Integer, Long>> it = table.entrySet().iterator();
boolean result = !table.isEmpty();
while (it.hasNext() && result) {
Entry<Integer, Long> next = it.next();
long minOffsetInStore = this.brokerController.getMessageStore().getMinOffsetInQuque(topic, next.getKey());
long offsetInPersist = next.getValue();
if (offsetInPersist > minOffsetInStore) {
result = false;
} else {
result = true;
}
}
return result;
}
Example 6
| Source File: ConsumerOffsetManager.java From reading-and-annotate-rocketmq-3.4.6 with GNU General Public License v3.0 | 6 votes |
|
private boolean offsetBehindMuchThanData(final String topic, ConcurrentHashMap<Integer, Long> table) {
Iterator<Entry<Integer, Long>> it = table.entrySet().iterator();
boolean result = !table.isEmpty();
while (it.hasNext() && result) {
Entry<Integer, Long> next = it.next();
long minOffsetInStore = this.brokerController.getMessageStore().getMinOffsetInQuque(topic, next.getKey());
long offsetInPersist = next.getValue();
if (offsetInPersist > minOffsetInStore) {
result = false;
}
else {
result = true;
}
}
return result;
}
Example 7
| Source File: EventBus.java From firebase-android-sdk with Apache License 2.0 | 6 votes |
|
@Override
public synchronized <T> void unsubscribe(Class<T> type, EventHandler<? super T> handler) {
Preconditions.checkNotNull(type);
Preconditions.checkNotNull(handler);
if (!handlerMap.containsKey(type)) {
return;
}
ConcurrentHashMap<EventHandler<Object>, Executor> handlers = handlerMap.get(type);
@SuppressWarnings("unchecked")
EventHandler<Object> casted = (EventHandler<Object>) handler;
handlers.remove(casted);
if (handlers.isEmpty()) {
handlerMap.remove(type);
}
}
Example 8
| Source File: ProducerManager.java From rocketmq with Apache License 2.0 | 6 votes |
|
public synchronized void unregisterProducer(final String group, final ClientChannelInfo clientChannelInfo) {
ConcurrentHashMap<Channel, ClientChannelInfo> channelTable = this.groupChannelTable.get(group);
if (null != channelTable && !channelTable.isEmpty()) {
ClientChannelInfo old = channelTable.remove(clientChannelInfo.getChannel());
clientChannelTable.remove(clientChannelInfo.getClientId());
if (old != null) {
log.info("unregister a producer[{}] from groupChannelTable {}", group,
clientChannelInfo.toString());
}
if (channelTable.isEmpty()) {
this.groupChannelTable.remove(group);
log.info("unregister a producer group[{}] from groupChannelTable", group);
}
}
}
Example 9
| Source File: AnnotatedJCacheableService.java From spring-analysis-note with MIT License | 5 votes |
|
@Override
@CacheRemoveAll(afterInvocation = false)
public void earlyRemoveAll() {
ConcurrentHashMap<?, ?> nativeCache = (ConcurrentHashMap<?, ?>) defaultCache.getNativeCache();
if (!nativeCache.isEmpty()) {
throw new AssertionError("Cache was expected to be empty");
}
}
Example 10
| Source File: DelayedHashMap.java From jstarcraft-core with Apache License 2.0 | 5 votes |
|
@Override
public boolean isEmpty() {
for (ConcurrentHashMap<K, V> segment : segments) {
if (!segment.isEmpty()) {
return false;
}
}
return true;
}
Example 11
| Source File: ConsumerManager.java From rocketmq with Apache License 2.0 | 5 votes |
|
public void scanNotActiveChannel() {
Iterator<Entry<String, ConsumerGroupInfo>> it = this.consumerTable.entrySet().iterator();
while (it.hasNext()) {
Entry<String, ConsumerGroupInfo> next = it.next();
String group = next.getKey();
ConsumerGroupInfo consumerGroupInfo = next.getValue();
ConcurrentHashMap<Channel, ClientChannelInfo> channelInfoTable =
consumerGroupInfo.getChannelInfoTable();
Iterator<Entry<Channel, ClientChannelInfo>> itChannel = channelInfoTable.entrySet().iterator();
while (itChannel.hasNext()) {
Entry<Channel, ClientChannelInfo> nextChannel = itChannel.next();
ClientChannelInfo clientChannelInfo = nextChannel.getValue();
long diff = System.currentTimeMillis() - clientChannelInfo.getLastUpdateTimestamp();
if (diff > CHANNEL_EXPIRED_TIMEOUT) {
log.warn(
"SCAN: remove expired channel from ConsumerManager consumerTable. channel={}, consumerGroup={}",
RemotingHelper.parseChannelRemoteAddr(clientChannelInfo.getChannel()), group);
RemotingUtil.closeChannel(clientChannelInfo.getChannel());
itChannel.remove();
}
}
if (channelInfoTable.isEmpty()) {
log.warn(
"SCAN: remove expired channel from ConsumerManager consumerTable, all clear, consumerGroup={}",
group);
it.remove();
}
}
}
Example 12
| Source File: AnnotatedJCacheableService.java From java-technology-stack with MIT License | 5 votes |
|
@Override
@CacheRemoveAll(afterInvocation = false)
public void earlyRemoveAll() {
ConcurrentHashMap<?, ?> nativeCache = (ConcurrentHashMap<?, ?>) defaultCache.getNativeCache();
if (!nativeCache.isEmpty()) {
throw new AssertionError("Cache was expected to be empty");
}
}
Example 13
| Source File: AnnotatedJCacheableService.java From spring4-understanding with Apache License 2.0 | 5 votes |
|
@Override
@CacheRemoveAll(afterInvocation = false)
public void earlyRemoveAll() {
ConcurrentHashMap<?, ?> nativeCache = (ConcurrentHashMap<?, ?>) defaultCache.getNativeCache();
if (!nativeCache.isEmpty()) {
throw new AssertionError("Cache was expected to be empty");
}
}
Example 14
| Source File: DefaultMessageStore.java From rocketmq with Apache License 2.0 | 4 votes |
|
public void cleanExpiredConsumerQueue() {
long minCommitLogOffset = this.commitLog.getMinOffset();
Iterator<Entry<String, ConcurrentHashMap<Integer, ConsumeQueue>>> it = this.consumeQueueTable.entrySet().iterator();
while (it.hasNext()) {
Entry<String, ConcurrentHashMap<Integer, ConsumeQueue>> next = it.next();
String topic = next.getKey();
if (!topic.equals(ScheduleMessageService.SCHEDULE_TOPIC)) {
ConcurrentHashMap<Integer, ConsumeQueue> queueTable = next.getValue();
Iterator<Entry<Integer, ConsumeQueue>> itQT = queueTable.entrySet().iterator();
while (itQT.hasNext()) {
Entry<Integer, ConsumeQueue> nextQT = itQT.next();
long maxCLOffsetInConsumeQueue = nextQT.getValue().getLastOffset();
if (maxCLOffsetInConsumeQueue == -1) {
log.warn("maybe ConsumeQueue was created just now. topic={} queueId={} maxPhysicOffset={} minLogicOffset={}.", //
nextQT.getValue().getTopic(), //
nextQT.getValue().getQueueId(), //
nextQT.getValue().getMaxPhysicOffset(), //
nextQT.getValue().getMinLogicOffset());
} else if (maxCLOffsetInConsumeQueue < minCommitLogOffset) {
log.info(
"cleanExpiredConsumerQueue: {} {} consumer queue destroyed, minCommitLogOffset: {} maxCLOffsetInConsumeQueue: {}", //
topic, //
nextQT.getKey(), //
minCommitLogOffset, //
maxCLOffsetInConsumeQueue);
DefaultMessageStore.this.commitLog.removeQueurFromTopicQueueTable(nextQT.getValue().getTopic(),
nextQT.getValue().getQueueId());
nextQT.getValue().destroy();
itQT.remove();
}
}
if (queueTable.isEmpty()) {
log.info("cleanExpiredConsumerQueue: {},topic destroyed", topic);
it.remove();
}
}
}
}
Example 15
| Source File: MQClientInstance.java From rocketmq-read with Apache License 2.0 | 4 votes |
|
/**
* Remove offline broker
*/
private void cleanOfflineBroker() {
try {
if (this.lockNamesrv.tryLock(LOCK_TIMEOUT_MILLIS, TimeUnit.MILLISECONDS)) {
try {
ConcurrentHashMap<String, HashMap<Long, String>> updatedTable = new ConcurrentHashMap<String, HashMap<Long, String>>();
Iterator<Entry<String, HashMap<Long, String>>> itBrokerTable = this.brokerAddrTable.entrySet().iterator();
while (itBrokerTable.hasNext()) {
Entry<String, HashMap<Long, String>> entry = itBrokerTable.next();
String brokerName = entry.getKey();
HashMap<Long, String> oneTable = entry.getValue();
HashMap<Long, String> cloneAddrTable = new HashMap<Long, String>();
cloneAddrTable.putAll(oneTable);
Iterator<Entry<Long, String>> it = cloneAddrTable.entrySet().iterator();
while (it.hasNext()) {
Entry<Long, String> ee = it.next();
String addr = ee.getValue();
if (!this.isBrokerAddrExistInTopicRouteTable(addr)) {
it.remove();
log.info("the broker addr[{} {}] is offline, remove it", brokerName, addr);
}
}
if (cloneAddrTable.isEmpty()) {
itBrokerTable.remove();
log.info("the broker[{}] name's host is offline, remove it", brokerName);
} else {
updatedTable.put(brokerName, cloneAddrTable);
}
}
if (!updatedTable.isEmpty()) {
this.brokerAddrTable.putAll(updatedTable);
}
} finally {
this.lockNamesrv.unlock();
}
}
} catch (InterruptedException e) {
log.warn("cleanOfflineBroker Exception", e);
}
}
Example 16
| Source File: MQClientInstance.java From rocketmq-4.3.0 with Apache License 2.0 | 4 votes |
|
/**
* Remove offline broker
*/
//
private void cleanOfflineBroker() {
try {
if (this.lockNamesrv.tryLock(LOCK_TIMEOUT_MILLIS, TimeUnit.MILLISECONDS))
try {
ConcurrentHashMap<String, HashMap<Long, String>> updatedTable = new ConcurrentHashMap<String, HashMap<Long, String>>();
// 遍历broker
Iterator<Entry<String, HashMap<Long, String>>> itBrokerTable = this.brokerAddrTable.entrySet().iterator();
while (itBrokerTable.hasNext()) {
Entry<String, HashMap<Long, String>> entry = itBrokerTable.next();
String brokerName = entry.getKey();
HashMap<Long, String> oneTable = entry.getValue();
HashMap<Long, String> cloneAddrTable = new HashMap<Long, String>();
cloneAddrTable.putAll(oneTable);
Iterator<Entry<Long, String>> it = cloneAddrTable.entrySet().iterator();
while (it.hasNext()) {
Entry<Long, String> ee = it.next();
String addr = ee.getValue();
// broker信息是否存在topic路由表=》
if (!this.isBrokerAddrExistInTopicRouteTable(addr)) {
it.remove();
log.info("the broker addr[{} {}] is offline, remove it", brokerName, addr);
}
}
// 如果不存在删除
if (cloneAddrTable.isEmpty()) {
itBrokerTable.remove();
log.info("the broker[{}] name's host is offline, remove it", brokerName);
} else {
updatedTable.put(brokerName, cloneAddrTable);
}
}
if (!updatedTable.isEmpty()) {
this.brokerAddrTable.putAll(updatedTable);
}
} finally {
this.lockNamesrv.unlock();
}
} catch (InterruptedException e) {
log.warn("cleanOfflineBroker Exception", e);
}
}
Example 17
| Source File: DefaultMessageStore.java From RocketMQ-Master-analyze with Apache License 2.0 | 4 votes |
|
public void cleanExpiredConsumerQueue() {
// CommitLog的最小Offset
long minCommitLogOffset = this.commitLog.getMinOffset();
Iterator<Entry<String, ConcurrentHashMap<Integer, ConsumeQueue>>> it =
this.consumeQueueTable.entrySet().iterator();
while (it.hasNext()) {
Entry<String, ConcurrentHashMap<Integer, ConsumeQueue>> next = it.next();
String topic = next.getKey();
if (!topic.equals(ScheduleMessageService.SCHEDULE_TOPIC)) {
ConcurrentHashMap<Integer, ConsumeQueue> queueTable = next.getValue();
Iterator<Entry<Integer, ConsumeQueue>> itQT = queueTable.entrySet().iterator();
while (itQT.hasNext()) {
Entry<Integer, ConsumeQueue> nextQT = itQT.next();
long maxCLOffsetInConsumeQueue = nextQT.getValue().getLastOffset();
// maxCLOffsetInConsumeQueue==-1有可能正好是索引文件刚好创建的那一时刻,此时不清除数据
if (maxCLOffsetInConsumeQueue == -1) {
log.warn(
"maybe ConsumeQueue was created just now. topic={} queueId={} maxPhysicOffset={} minLogicOffset={}.", //
nextQT.getValue().getTopic(), //
nextQT.getValue().getQueueId(), //
nextQT.getValue().getMaxPhysicOffset(), //
nextQT.getValue().getMinLogicOffset());
}
else if (maxCLOffsetInConsumeQueue < minCommitLogOffset) {
log.info(
"cleanExpiredConsumerQueue: {} {} consumer queue destroyed, minCommitLogOffset: {} maxCLOffsetInConsumeQueue: {}", //
topic, //
nextQT.getKey(), //
minCommitLogOffset, //
maxCLOffsetInConsumeQueue);
DefaultMessageStore.this.commitLog.removeQueurFromTopicQueueTable(
nextQT.getValue().getTopic(), nextQT.getValue().getQueueId());
nextQT.getValue().destroy();
itQT.remove();
}
}
if (queueTable.isEmpty()) {
log.info("cleanExpiredConsumerQueue: {},topic destroyed", topic);
it.remove();
}
}
}
}
Example 18
| Source File: AbstractJCacheAnnotationTests.java From spring-analysis-note with MIT License | 4 votes |
|
protected boolean isEmpty(Cache cache) {
ConcurrentHashMap<?, ?> nativeCache = (ConcurrentHashMap<?, ?>) cache.getNativeCache();
return nativeCache.isEmpty();
}
Example 19
| Source File: MetricAssociation.java From StatsAgg with Apache License 2.0 | 4 votes |
|
public static Long associateMetricKeysWithMetricGroups_OutputBlacklistMetricGroup(String threadId, List<String> metricKeys) {
if (metricKeys == null) {
return new Long(0);
}
boolean restartRoutineRequred = true;
long numNewKeysProcessed = 0;
while (restartRoutineRequred) {
// don't run this loop a second time unless this variable is changed below
restartRoutineRequred = false;
String matchRegex_BeforeMatching = null, matchRegex_AfterMatching = null, blacklistRegex_BeforeMatching = null, blacklistRegex_AfterMatching = null;
MetricAssociationPattern metricAssociationPattern_Match_BeforeMatching = null, metricAssociationPattern_Blacklist_BeforeMatching = null;
MetricAssociationPattern metricAssociationPattern_Match_AfterMatching = null, metricAssociationPattern_Blacklist_AfterMatching = null;
// get the metric-group id of the output blacklist (if one exists)
OutputBlacklist outputBlacklist_BeforeMatching = OutputBlacklistDao.getSingleOutputBlacklistRow();
Integer outputBlacklist_BeforeMatching_MetricGroupId = null;
if ((outputBlacklist_BeforeMatching != null) && (outputBlacklist_BeforeMatching.getMetricGroupId() != null)) outputBlacklist_BeforeMatching_MetricGroupId = outputBlacklist_BeforeMatching.getMetricGroupId();
// if a output blacklist metric group exists, associate metrics-keys with it
if (outputBlacklist_BeforeMatching_MetricGroupId != null) {
// update the output blacklist regex
List<Integer> outputBlacklistMetricGroupId_List = new ArrayList<>();
outputBlacklistMetricGroupId_List.add(outputBlacklist_BeforeMatching_MetricGroupId);
updateMergedRegexesForMetricGroups(outputBlacklistMetricGroupId_List);
// used in checking if the output-blacklist was altered while this routine was running
matchRegex_BeforeMatching = GlobalVariables.mergedMatchRegexesByMetricGroupId.get(outputBlacklist_BeforeMatching_MetricGroupId);
if (matchRegex_BeforeMatching != null) metricAssociationPattern_Match_BeforeMatching = regexPatterns_.get(matchRegex_BeforeMatching);
blacklistRegex_BeforeMatching = GlobalVariables.mergedBlacklistRegexesByMetricGroupId.get(outputBlacklist_BeforeMatching_MetricGroupId);
if (blacklistRegex_BeforeMatching != null) metricAssociationPattern_Blacklist_BeforeMatching = regexPatterns_.get(blacklistRegex_BeforeMatching);
// associate metrics-keys with the output blacklist
for (String metricKey : metricKeys) {
ConcurrentHashMap<String,String> immediateCleanupMetrics = GlobalVariables.immediateCleanupMetrics;
if ((immediateCleanupMetrics != null) && !immediateCleanupMetrics.isEmpty() && immediateCleanupMetrics.containsKey(metricKey)) continue;
if (!GlobalVariables.metricKeysAssociatedWithOutputBlacklistMetricGroup.containsKey(metricKey)) {
Boolean didMatch = associateMetricKeyWithId(metricKey, outputBlacklist_BeforeMatching_MetricGroupId,
GlobalVariables.matchingMetricKeysAssociatedWithOutputBlacklistMetricGroup,
GlobalVariables.mergedMatchRegexesByMetricGroupId,
GlobalVariables.mergedBlacklistRegexesByMetricGroupId);
if (didMatch != null) {
GlobalVariables.metricKeysAssociatedWithOutputBlacklistMetricGroup.put(metricKey, didMatch);
numNewKeysProcessed++;
}
}
}
// used in checking if the output-blacklist was altered while this routine was running
OutputBlacklist outputBlacklist_AfterMatching = OutputBlacklistDao.getSingleOutputBlacklistRow();
Integer outputBlacklist_AfterMatching_MetricGroupId = null;
if ((outputBlacklist_AfterMatching != null) && outputBlacklist_AfterMatching.getMetricGroupId() != null) outputBlacklist_AfterMatching_MetricGroupId = outputBlacklist_BeforeMatching_MetricGroupId;
if (outputBlacklist_AfterMatching_MetricGroupId != null) matchRegex_AfterMatching = GlobalVariables.mergedMatchRegexesByMetricGroupId.get(outputBlacklist_AfterMatching_MetricGroupId);
if (matchRegex_AfterMatching != null) metricAssociationPattern_Match_AfterMatching = regexPatterns_.get(matchRegex_AfterMatching);
if (outputBlacklist_AfterMatching_MetricGroupId != null) blacklistRegex_AfterMatching = GlobalVariables.mergedBlacklistRegexesByMetricGroupId.get(outputBlacklist_AfterMatching_MetricGroupId);
if (blacklistRegex_AfterMatching != null) metricAssociationPattern_Blacklist_AfterMatching = regexPatterns_.get(blacklistRegex_AfterMatching);
// check if the output-blacklist was altered while this routine was running. if it was, then re-run this routine
if (((metricAssociationPattern_Match_BeforeMatching != null) && (metricAssociationPattern_Blacklist_BeforeMatching != null) &&
(metricAssociationPattern_Match_AfterMatching != null) && (metricAssociationPattern_Blacklist_AfterMatching != null)) &&
((outputBlacklist_BeforeMatching_MetricGroupId != null) && (outputBlacklist_AfterMatching_MetricGroupId != null) &&
(outputBlacklist_BeforeMatching_MetricGroupId.intValue() == outputBlacklist_AfterMatching_MetricGroupId.intValue())) &&
((metricAssociationPattern_Match_BeforeMatching.getTimestamp() != metricAssociationPattern_Match_AfterMatching.getTimestamp()) ||
(metricAssociationPattern_Blacklist_BeforeMatching.getTimestamp() != metricAssociationPattern_Blacklist_AfterMatching.getTimestamp()))) {
logger.info("ThreadId=" + threadId + ", Routine=MetricAssociation_OutputBlacklist_MetricSet, Message=\"Detected output-blacklist metric-group change. Restarting association routine.\"");
restartRoutineRequred = true;
numNewKeysProcessed = 0;
}
}
}
return numNewKeysProcessed;
}
Example 20
| Source File: DefaultMessageStore.java From reading-and-annotate-rocketmq-3.4.6 with GNU General Public License v3.0 | 4 votes |
|
public void cleanExpiredConsumerQueue() {
long minCommitLogOffset = this.commitLog.getMinOffset();
Iterator<Entry<String, ConcurrentHashMap<Integer, ConsumeQueue>>> it = this.consumeQueueTable.entrySet().iterator();
while (it.hasNext()) {
Entry<String, ConcurrentHashMap<Integer, ConsumeQueue>> next = it.next();
String topic = next.getKey();
if (!topic.equals(ScheduleMessageService.SCHEDULE_TOPIC)) {
ConcurrentHashMap<Integer, ConsumeQueue> queueTable = next.getValue();
Iterator<Entry<Integer, ConsumeQueue>> itQT = queueTable.entrySet().iterator();
while (itQT.hasNext()) {
Entry<Integer, ConsumeQueue> nextQT = itQT.next();
long maxCLOffsetInConsumeQueue = nextQT.getValue().getLastOffset();
if (maxCLOffsetInConsumeQueue == -1) {
log.warn("maybe ConsumeQueue was created just now. topic={} queueId={} maxPhysicOffset={} minLogicOffset={}.",//
nextQT.getValue().getTopic(),//
nextQT.getValue().getQueueId(),//
nextQT.getValue().getMaxPhysicOffset(),//
nextQT.getValue().getMinLogicOffset());
}
else if (maxCLOffsetInConsumeQueue < minCommitLogOffset) {
log.info(
"cleanExpiredConsumerQueue: {} {} consumer queue destroyed, minCommitLogOffset: {} maxCLOffsetInConsumeQueue: {}",//
topic,//
nextQT.getKey(),//
minCommitLogOffset,//
maxCLOffsetInConsumeQueue);
DefaultMessageStore.this.commitLog.removeQueurFromTopicQueueTable(nextQT.getValue().getTopic(), nextQT.getValue()
.getQueueId());
nextQT.getValue().destroy();
itQT.remove();
}
}
if (queueTable.isEmpty()) {
log.info("cleanExpiredConsumerQueue: {},topic destroyed", topic);
it.remove();
}
}
}
}
