org.apache.pulsar.bookie.rackawareness

Class BookieRackAffinityMapping

java.lang.Object

org.apache.bookkeeper.net.AbstractDNSToSwitchMapping

org.apache.pulsar.bookie.rackawareness.BookieRackAffinityMapping

All Implemented Interfaces:

org.apache.bookkeeper.client.RackChangeNotifier, org.apache.bookkeeper.conf.Configurable, org.apache.bookkeeper.net.DNSToSwitchMapping

Direct Known Subclasses:

ZkBookieRackAffinityMapping

public class BookieRackAffinityMapping
extends org.apache.bookkeeper.net.AbstractDNSToSwitchMapping
implements org.apache.bookkeeper.client.RackChangeNotifier

It provides the mapping of bookies to its rack from zookeeper.

Field Summary

Fields

Modifier and Type	Field and Description
static String	BOOKIE_INFO_ROOT_PATH
static String	METADATA_STORE_INSTANCE

Constructor Summary

Constructors

Constructor and Description
BookieRackAffinityMapping()

Method Summary

Modifier and Type	Method and Description
static MetadataStore	createMetadataStore(org.apache.commons.configuration.Configuration conf)
void	registerRackChangeListener(org.apache.bookkeeper.client.ITopologyAwareEnsemblePlacementPolicy<org.apache.bookkeeper.net.BookieNode> rackawarePolicy)
void	reloadCachedMappings()
List<String>	resolve(List<String> bookieAddressList)
void	setConf(org.apache.commons.configuration.Configuration conf)
String	toString()

Methods inherited from class org.apache.bookkeeper.net.AbstractDNSToSwitchMapping

dumpTopology, getBookieAddressResolver, getConf, getSwitchMap, isMappingSingleSwitch, isSingleSwitch, isSingleSwitchByScriptPolicy, setBookieAddressResolver, validateConf

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.bookkeeper.net.DNSToSwitchMapping

useHostName

Field Detail

BOOKIE_INFO_ROOT_PATH

public static final String BOOKIE_INFO_ROOT_PATH

See Also:

Constant Field Values

METADATA_STORE_INSTANCE

public static final String METADATA_STORE_INSTANCE

See Also:

Constant Field Values

Constructor Detail

BookieRackAffinityMapping

public BookieRackAffinityMapping()

Method Detail

createMetadataStore

public static MetadataStore createMetadataStore(org.apache.commons.configuration.Configuration conf)
                                         throws org.apache.bookkeeper.meta.exceptions.MetadataException

Throws:

org.apache.bookkeeper.meta.exceptions.MetadataException

setConf

public void setConf(org.apache.commons.configuration.Configuration conf)

Specified by:

setConf in interface org.apache.bookkeeper.conf.Configurable

Overrides:

setConf in class org.apache.bookkeeper.net.AbstractDNSToSwitchMapping

resolve

public List<String> resolve(List<String> bookieAddressList)

Specified by:

resolve in interface org.apache.bookkeeper.net.DNSToSwitchMapping

toString

public String toString()

Overrides:

toString in class Object

reloadCachedMappings

public void reloadCachedMappings()

Specified by:

reloadCachedMappings in interface org.apache.bookkeeper.net.DNSToSwitchMapping

registerRackChangeListener

public void registerRackChangeListener(org.apache.bookkeeper.client.ITopologyAwareEnsemblePlacementPolicy<org.apache.bookkeeper.net.BookieNode> rackawarePolicy)

Specified by:

registerRackChangeListener in interface org.apache.bookkeeper.client.RackChangeNotifier