Package com.atlassian.crowd.manager.cluster

Class ClusterServiceImpl

java.lang.Object

com.atlassian.crowd.manager.cluster.ClusterServiceImpl

All Implemented Interfaces:

ClusterService

public class ClusterServiceImpl
extends Object
implements ClusterService

Implementation of com.atlassian.crowd.service.cluster.ClusterService

Since:

2.12.0

Constructor Summary

Constructors

Constructor	Description
ClusterServiceImpl(NodeDataProvider nodeDataProvider, ClusterHeartbeatService heartbeatService, ClusterInfoDao clusterInfoDao, Clock clock)

Method Summary

Modifier and Type	Method	Description
Optional<ClusterNode>	getClusterNode()	Retrieves details for this node
ClusterInformation	getInformation()
String	getNodeId()	Retrieves a cluster-wide unique identifier for this node.
boolean	isAvailable()

Methods inherited from class java.lang.Object

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

Constructor Details

ClusterServiceImpl

public ClusterServiceImpl(NodeDataProvider nodeDataProvider,
 ClusterHeartbeatService heartbeatService,
 ClusterInfoDao clusterInfoDao,
 Clock clock)

Method Details

isAvailable

public boolean isAvailable()

Specified by:

isAvailable in interface ClusterService

Returns:

true if clustering is available, otherwise false

getNodeId

public String getNodeId()

Description copied from interface: ClusterService

Retrieves a cluster-wide unique identifier for this node.

The value is guaranteed to be unique within the cluster. If the cluster is restarted, every node's ID will still be unique but will likely not be the same as the previous value.

Specified by:

getNodeId in interface ClusterService

Returns:

a cluster-wide unique opaque identifier for this node

See Also:

• ClusterNode.getNodeId()

getClusterNode

@Transactional(readOnly=true)
public Optional<ClusterNode> getClusterNode()

Description copied from interface: ClusterService

Retrieves details for this node

Specified by:

getClusterNode in interface ClusterService

Returns:

details for this node or empty optional if clustering is unavailable

getInformation

@Transactional(readOnly=true)
@Nonnull
public ClusterInformation getInformation()

Specified by:

getInformation in interface ClusterService

Returns:

details about the cluster and its nodes