Package org.apache.flink.runtime.blocklist

Class DefaultBlocklistTracker

java.lang.Object

org.apache.flink.runtime.blocklist.DefaultBlocklistTracker

All Implemented Interfaces:

BlocklistTracker

public class DefaultBlocklistTracker
extends Object
implements BlocklistTracker

Default implementation of BlocklistTracker.

Constructor Summary

Constructors

Constructor	Description
DefaultBlocklistTracker()

Method Summary

Modifier and Type	Method	Description
org.apache.flink.runtime.blocklist.BlockedNodeAdditionResult	addNewBlockedNodes(Collection<BlockedNode> newNodes)	Add new blocked node records.
Set<String>	getAllBlockedNodeIds()	Get all blocked node ids.
Collection<BlockedNode>	getAllBlockedNodes()	Get all blocked nodes.
boolean	isBlockedNode(String nodeId)	Returns whether the given node is blocked.
Collection<BlockedNode>	removeTimeoutNodes(long currentTimestamp)	Remove timeout nodes.

Methods inherited from class java.lang.Object

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

Constructor Detail

DefaultBlocklistTracker

public DefaultBlocklistTracker()

Method Detail

addNewBlockedNodes

public org.apache.flink.runtime.blocklist.BlockedNodeAdditionResult addNewBlockedNodes(Collection<BlockedNode> newNodes)

Description copied from interface: BlocklistTracker

Add new blocked node records. If a node (identified by node id) already exists, the newly added one will be merged with the existing one.

Specified by:

addNewBlockedNodes in interface BlocklistTracker

Parameters:

newNodes - the new blocked node records

Returns:

the addition result

isBlockedNode

public boolean isBlockedNode(String nodeId)

Description copied from interface: BlocklistTracker

Returns whether the given node is blocked.

Specified by:

isBlockedNode in interface BlocklistTracker

Parameters:

nodeId - ID of the node to query

Returns:

true if the given node is blocked, otherwise false

getAllBlockedNodeIds

public Set<String> getAllBlockedNodeIds()

Description copied from interface: BlocklistTracker

Get all blocked node ids.

Specified by:

getAllBlockedNodeIds in interface BlocklistTracker

Returns:

a set containing all blocked node ids

getAllBlockedNodes

public Collection<BlockedNode> getAllBlockedNodes()

Description copied from interface: BlocklistTracker

Get all blocked nodes.

Specified by:

getAllBlockedNodes in interface BlocklistTracker

Returns:

a collection containing all blocked nodes

removeTimeoutNodes

public Collection<BlockedNode> removeTimeoutNodes(long currentTimestamp)

Description copied from interface: BlocklistTracker

Remove timeout nodes.

Specified by:

removeTimeoutNodes in interface BlocklistTracker

Parameters:

currentTimestamp - current time

Returns:

the removed nodes