Package org.apache.iotdb.confignode.manager.subscription

Class SubscriptionCoordinator

java.lang.Object

org.apache.iotdb.confignode.manager.subscription.SubscriptionCoordinator

public class SubscriptionCoordinator
extends Object

Constructor Summary

Constructors

Constructor	Description
SubscriptionCoordinator(ConfigManager configManager, SubscriptionInfo subscriptionInfo)

Method Summary

Modifier and Type	Method	Description
boolean	canSkipNextSync()
TSStatus	createConsumer(TCreateConsumerReq req)
TSStatus	createSubscription(TSubscribeReq req)
TSStatus	createTopic(TCreateTopicReq req)
TSStatus	dropConsumer(TCloseConsumerReq req)
TSStatus	dropSubscription(TDropSubscriptionReq req)
TSStatus	dropSubscription(TUnsubscribeReq req)
TSStatus	dropTopic(TDropTopicReq req)
TGetAllSubscriptionInfoResp	getAllSubscriptionInfo()
TGetAllTopicInfoResp	getAllTopicInfo()
SubscriptionInfo	getSubscriptionInfo()
boolean	isLocked()
AtomicReference<SubscriptionInfo>	lock()	Lock the SubscriptionInfo coordinator.
TShowSubscriptionResp	showSubscription(TShowSubscriptionReq req)
TShowTopicResp	showTopic(TShowTopicReq req)
void	startSubscriptionMetaSync()
void	stopSubscriptionMetaSync()
AtomicReference<SubscriptionInfo>	tryLock()
boolean	unlock()
void	updateLastSyncedVersion()	Caller should ensure that the method is called in the write lock of subscriptionInfo.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

SubscriptionCoordinator

public SubscriptionCoordinator(ConfigManager configManager,
 SubscriptionInfo subscriptionInfo)

Method Details

getSubscriptionInfo

public SubscriptionInfo getSubscriptionInfo()

tryLock

public AtomicReference<SubscriptionInfo> tryLock()

lock

public AtomicReference<SubscriptionInfo> lock()

Lock the SubscriptionInfo coordinator.

Returns:

the SubscriptionInfo holder, which can be used to get the SubscriptionInfo. Wait until lock is acquired

unlock

public boolean unlock()

isLocked

public boolean isLocked()

startSubscriptionMetaSync

public void startSubscriptionMetaSync()

stopSubscriptionMetaSync

public void stopSubscriptionMetaSync()

updateLastSyncedVersion

public void updateLastSyncedVersion()

Caller should ensure that the method is called in the write lock of subscriptionInfo.

canSkipNextSync

public boolean canSkipNextSync()

createTopic

public TSStatus createTopic(TCreateTopicReq req)

dropTopic

public TSStatus dropTopic(TDropTopicReq req)

showTopic

public TShowTopicResp showTopic(TShowTopicReq req)

getAllTopicInfo

public TGetAllTopicInfoResp getAllTopicInfo()

createConsumer

public TSStatus createConsumer(TCreateConsumerReq req)

dropConsumer

public TSStatus dropConsumer(TCloseConsumerReq req)

createSubscription

public TSStatus createSubscription(TSubscribeReq req)

dropSubscription

public TSStatus dropSubscription(TUnsubscribeReq req)

dropSubscription

public TSStatus dropSubscription(TDropSubscriptionReq req)

showSubscription

public TShowSubscriptionResp showSubscription(TShowSubscriptionReq req)

getAllSubscriptionInfo

public TGetAllSubscriptionInfoResp getAllSubscriptionInfo()