Package io.trino.metadata

Class DiscoveryNodeManager

java.lang.Object

io.trino.metadata.DiscoveryNodeManager

All Implemented Interfaces:

InternalNodeManager

@ThreadSafe
public final class DiscoveryNodeManager
extends Object
implements InternalNodeManager

Nested Class Summary

Nested classes/interfaces inherited from interface io.trino.metadata.InternalNodeManager

InternalNodeManager.NodesSnapshot

Constructor Summary

Constructors

Constructor	Description
DiscoveryNodeManager(io.airlift.discovery.client.ServiceSelector serviceSelector, io.airlift.node.NodeInfo nodeInfo, FailureDetector failureDetector, NodeVersion expectedNodeVersion, io.airlift.http.client.HttpClient httpClient, InternalCommunicationConfig internalCommunicationConfig, CatalogManagerConfig catalogManagerConfig)

Method Summary

Modifier and Type	Method	Description
void	addNodeChangeListener(Consumer<AllNodes> listener)
void	destroy()
Set<InternalNode>	getActiveCatalogNodes(CatalogHandle catalogHandle)
int	getActiveNodeCount()
InternalNodeManager.NodesSnapshot	getActiveNodesSnapshot()
AllNodes	getAllNodes()
Set<InternalNode>	getCoordinators()
InternalNode	getCurrentNode()
int	getInactiveNodeCount()
Set<InternalNode>	getNodes(NodeState state)
int	getShuttingDownNodeCount()
void	refreshNodes()
void	removeNodeChangeListener(Consumer<AllNodes> listener)
void	startPollingNodeStates()
void	stop()

Methods inherited from class java.lang.Object

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

Constructor Details

DiscoveryNodeManager

@Inject
public DiscoveryNodeManager(io.airlift.discovery.client.ServiceSelector serviceSelector,
 io.airlift.node.NodeInfo nodeInfo,
 FailureDetector failureDetector,
 NodeVersion expectedNodeVersion,
 io.airlift.http.client.HttpClient httpClient,
 InternalCommunicationConfig internalCommunicationConfig,
 CatalogManagerConfig catalogManagerConfig)

Method Details

startPollingNodeStates

@PostConstruct
public void startPollingNodeStates()

destroy

@PreDestroy
public void destroy()

stop

@PreDestroy
public void stop()

refreshNodes

public void refreshNodes()

Specified by:

refreshNodes in interface InternalNodeManager

getAllNodes

public AllNodes getAllNodes()

Specified by:

getAllNodes in interface InternalNodeManager

getActiveNodeCount

public int getActiveNodeCount()

getInactiveNodeCount

public int getInactiveNodeCount()

getShuttingDownNodeCount

public int getShuttingDownNodeCount()

getNodes

public Set<InternalNode> getNodes(NodeState state)

Specified by:

getNodes in interface InternalNodeManager

getActiveCatalogNodes

public Set<InternalNode> getActiveCatalogNodes(CatalogHandle catalogHandle)

Specified by:

getActiveCatalogNodes in interface InternalNodeManager

getActiveNodesSnapshot

public InternalNodeManager.NodesSnapshot getActiveNodesSnapshot()

Specified by:

getActiveNodesSnapshot in interface InternalNodeManager

getCurrentNode

public InternalNode getCurrentNode()

Specified by:

getCurrentNode in interface InternalNodeManager

getCoordinators

public Set<InternalNode> getCoordinators()

Specified by:

getCoordinators in interface InternalNodeManager

addNodeChangeListener

public void addNodeChangeListener(Consumer<AllNodes> listener)

Specified by:

addNodeChangeListener in interface InternalNodeManager

removeNodeChangeListener

public void removeNodeChangeListener(Consumer<AllNodes> listener)

Specified by:

removeNodeChangeListener in interface InternalNodeManager