org.apache.shardingsphere.elasticjob.lite.internal.election

类 LeaderService

java.lang.Object

org.apache.shardingsphere.elasticjob.lite.internal.election.LeaderService

public final class LeaderService
extends Object

Leader service.

构造器概要

构造器

构造器和说明
LeaderService(CoordinatorRegistryCenter regCenter, String jobName)

方法概要

限定符和类型	方法和说明
void	electLeader() Elect leader.
boolean	hasLeader() Judge has leader or not in current time.
boolean	isLeader() Judge current server is leader or not.
boolean	isLeaderUntilBlock() Judge current server is leader or not.
void	removeLeader() Remove leader and trigger leader election.

从类继承的方法 java.lang.Object

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

构造器详细资料

LeaderService

public LeaderService(CoordinatorRegistryCenter regCenter,
                     String jobName)

方法详细资料

electLeader

public void electLeader()

Elect leader.

isLeaderUntilBlock

public boolean isLeaderUntilBlock()

Judge current server is leader or not.

If leader is electing, this method will block until leader elected success.

返回:

current server is leader or not

isLeader

public boolean isLeader()

Judge current server is leader or not.

返回:

current server is leader or not

hasLeader

public boolean hasLeader()

Judge has leader or not in current time.

返回:

has leader or not in current time

removeLeader

public void removeLeader()

Remove leader and trigger leader election.