Package com.atlassian.jira.cluster.lock

Interface Summary

Interface	Description
ClusterLockCleanupDao	Adds the capability of releasing other nodes' locks in a ClusterLockDao.
HeartbeatJob
SharedHomeNodeStatusReader	Reads the shared home status of a node.
SharedHomeNodeStatusWriter	Saves the shared home node status of a node.
TimedClusterNodeHeartBeatDao	Cluster node heartbeat DAO that adds operations to retrieve database timing information.

Class Summary

Class	Description
ClusterHeartbeatJob	Heartbeat job responsible for updating node status in DB, shared home and publishing heartbeat events
ClusterLockInstruments
ClusterLockLifecycleManager	A component that ensures graceful shutdown of the DatabaseClusterLockService.
ClusterNodeHeartbeat	Represents a row in the cluster heartbeat DB table.
ClusterNodeHeartbeatFactory
DefaultSharedHomeNodeIO	A reader and writer for shared home node status.
HeartbeatScheduledExecutorFactory
HeartbeatSettings
JiraClusterLockQueryDSLDao	JIRA implementation of the ClusterLockDao from the beehive clustering library.
JiraClusterLockService
JiraClusterNodeHeartBeatDao	JIRA implementation of ClusterNodeHeartBeatDao - used for cluster locks.
NodeSharedHomeStatus	Indicator of how a node is using a shared home directory.
NullClusterNodeHeartbeatService	Empty service for non-clustered environments
NullJiraClusterNodeHeartBeatDao	Created this class to avoid problems of dependencies in non-clustered environments
StartableClusterNodeHeartbeatService	JIRA implementation of ClusterNodeHeartbeatService
ZDUAwareJiraClusterLockQueryDSLDao	An implementation of ClusterLockDao that can switch between old hearbeat-based lock eviction and eviction based on leases.