org.apache.flink.runtime.leaderelection

类 ZooKeeperMultipleComponentLeaderElectionDriver

java.lang.Object

org.apache.flink.runtime.leaderelection.ZooKeeperMultipleComponentLeaderElectionDriver

所有已实现的接口:

MultipleComponentLeaderElectionDriver, org.apache.flink.shaded.curator5.org.apache.curator.framework.recipes.leader.LeaderLatchListener

public class ZooKeeperMultipleComponentLeaderElectionDriver
extends Object
implements MultipleComponentLeaderElectionDriver, org.apache.flink.shaded.curator5.org.apache.curator.framework.recipes.leader.LeaderLatchListener

ZooKeeper based MultipleComponentLeaderElectionDriver implementation.

嵌套类概要

从接口继承的嵌套类/接口 org.apache.flink.runtime.leaderelection.MultipleComponentLeaderElectionDriver

MultipleComponentLeaderElectionDriver.Listener

构造器概要

构造器

构造器和说明
ZooKeeperMultipleComponentLeaderElectionDriver(org.apache.flink.shaded.curator5.org.apache.curator.framework.CuratorFramework curatorFramework, MultipleComponentLeaderElectionDriver.Listener leaderElectionListener)

方法概要

限定符和类型	方法和说明
void	close() Closes the driver.
void	deleteLeaderInformation(String leaderName) Deletes the leader information for the given component.
boolean	hasLeadership() Returns whether the driver has currently leadership.
void	isLeader()
void	notLeader()
void	publishLeaderInformation(String componentId, LeaderInformation leaderInformation) Publishes the leader information for the given component.
String	toString()

从类继承的方法 java.lang.Object

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

构造器详细资料

ZooKeeperMultipleComponentLeaderElectionDriver

public ZooKeeperMultipleComponentLeaderElectionDriver(org.apache.flink.shaded.curator5.org.apache.curator.framework.CuratorFramework curatorFramework,
                                                      MultipleComponentLeaderElectionDriver.Listener leaderElectionListener)
                                               throws Exception

抛出:

Exception

方法详细资料

close

public void close()
           throws Exception

从接口复制的说明: MultipleComponentLeaderElectionDriver

Closes the driver.

指定者:

close 在接口中 MultipleComponentLeaderElectionDriver

抛出:

Exception - if closing this driver fails

hasLeadership

public boolean hasLeadership()

从接口复制的说明: MultipleComponentLeaderElectionDriver

Returns whether the driver has currently leadership.

指定者:

hasLeadership 在接口中 MultipleComponentLeaderElectionDriver

返回:

true if the driver has leadership, otherwise false

publishLeaderInformation

public void publishLeaderInformation(String componentId,
                                     LeaderInformation leaderInformation)
                              throws Exception

从接口复制的说明: MultipleComponentLeaderElectionDriver

Publishes the leader information for the given component.

指定者:

publishLeaderInformation 在接口中 MultipleComponentLeaderElectionDriver

参数:

componentId - identifying the component for which to publish the leader information

leaderInformation - leader information of the respective component

抛出:

Exception - if publishing fails

deleteLeaderInformation

public void deleteLeaderInformation(String leaderName)
                             throws Exception

从接口复制的说明: MultipleComponentLeaderElectionDriver

Deletes the leader information for the given component.

指定者:

deleteLeaderInformation 在接口中 MultipleComponentLeaderElectionDriver

参数:

leaderName - identifying the component for which to delete the leader information

抛出:

Exception - if deleting fails

isLeader

public void isLeader()

指定者:

isLeader 在接口中 org.apache.flink.shaded.curator5.org.apache.curator.framework.recipes.leader.LeaderLatchListener

notLeader

public void notLeader()

指定者:

notLeader 在接口中 org.apache.flink.shaded.curator5.org.apache.curator.framework.recipes.leader.LeaderLatchListener

toString

public String toString()

覆盖:

toString 在类中 Object