Package org.graylog2.cluster

Class NodeServiceImpl

java.lang.Object

org.graylog2.database.PersistedServiceImpl

org.graylog2.cluster.NodeServiceImpl

All Implemented Interfaces:

NodeService, PersistedService

public class NodeServiceImpl
extends PersistedServiceImpl
implements NodeService

Field Summary

Fields

Modifier and Type	Field	Description
static final String	LAST_SEEN_FIELD

Fields inherited from class org.graylog2.database.PersistedServiceImpl

mongoConnection

Constructor Summary

Constructors

Constructor	Description
NodeServiceImpl(MongoConnection mongoConnection, int staleLeaderTimeout)
NodeServiceImpl(MongoConnection mongoConnection, Configuration configuration)

Method Summary

Modifier and Type	Method	Description
Map<String,Node>	allActive()	Deprecated.
Map<String,Node>	allActive(Node.Type type)
Node	byNodeId(String nodeId)
Node	byNodeId(NodeId nodeId)
void	dropOutdated()
boolean	isAnyLeaderPresent()
boolean	isOnlyLeader(NodeId nodeId)
void	markAsAlive(NodeId node, boolean isLeader, URI restTransportAddress)	Mark this node as alive and probably update some settings that may have changed since last server boot.
boolean	registerServer(String nodeId, boolean isLeader, URI httpPublishUri, String hostname)
Node.Type	type()

Methods inherited from class org.graylog2.database.PersistedServiceImpl

collection, collection, count, count, cursorToList, destroy, destroy, destroyAll, destroyAll, destroyAll, embed, fieldTransformations, findOne, findOne, findOne, findOne, get, get, get, query, query, query, query, query, removeEmbedded, removeEmbedded, save, saveWithoutValidation, totalCount, totalCount, validate, validate, validate

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.graylog2.plugin.database.PersistedService

destroy, destroyAll, save, saveWithoutValidation, validate, validate, validate

Field Details

LAST_SEEN_FIELD

public static final String LAST_SEEN_FIELD

See Also:

• Constant Field Values

Constructor Details

NodeServiceImpl

@Inject
public NodeServiceImpl(MongoConnection mongoConnection,
 Configuration configuration)

NodeServiceImpl

public NodeServiceImpl(MongoConnection mongoConnection,
 int staleLeaderTimeout)

Method Details

type

public Node.Type type()

Specified by:

type in interface NodeService

registerServer

public boolean registerServer(String nodeId,
 boolean isLeader,
 URI httpPublishUri,
 String hostname)

Specified by:

registerServer in interface NodeService

byNodeId

public Node byNodeId(String nodeId)
              throws NodeNotFoundException

Specified by:

byNodeId in interface NodeService

Throws:

NodeNotFoundException

byNodeId

public Node byNodeId(NodeId nodeId)
              throws NodeNotFoundException

Specified by:

byNodeId in interface NodeService

Throws:

NodeNotFoundException

allActive

public Map<String,Node> allActive(Node.Type type)

Specified by:

allActive in interface NodeService

allActive

@Deprecated
public Map<String,Node> allActive()

Deprecated.

Description copied from interface: NodeService

Please use the NodeService.allActive(Node.Type) method and provide explicit type of the node. Otherwise, the implementation will fall back to NodeService.type() and provide only nodes of this type.

Specified by:

allActive in interface NodeService

dropOutdated

public void dropOutdated()

Specified by:

dropOutdated in interface NodeService

markAsAlive

public void markAsAlive(NodeId node,
 boolean isLeader,
 URI restTransportAddress)
                 throws NodeNotFoundException

Mark this node as alive and probably update some settings that may have changed since last server boot.

Specified by:

markAsAlive in interface NodeService

Throws:

NodeNotFoundException

isOnlyLeader

public boolean isOnlyLeader(NodeId nodeId)

Specified by:

isOnlyLeader in interface NodeService

isAnyLeaderPresent

public boolean isAnyLeaderPresent()

Specified by:

isAnyLeaderPresent in interface NodeService