Package org.apache.druid.client

Class BrokerViewOfCoordinatorConfig

java.lang.Object

org.apache.druid.client.BrokerViewOfCoordinatorConfig

All Implemented Interfaces:

HistoricalFilter

public class BrokerViewOfCoordinatorConfig
extends Object
implements HistoricalFilter

Broker view of the coordinator dynamic configuration, and its derived values such as target and source clone servers. This class is registered as a managed lifecycle to fetch the coordinator dynamic configuration on startup. Further updates are handled through BrokerDynamicConfigResource.

Field Summary

Fields inherited from interface org.apache.druid.client.selector.HistoricalFilter

IDENTITY_FILTER

Constructor Summary

Constructors

Constructor	Description
BrokerViewOfCoordinatorConfig(com.fasterxml.jackson.databind.ObjectMapper jsonMapper, ServiceClientFactory clientFactory, ServiceLocator serviceLocator)
BrokerViewOfCoordinatorConfig(CoordinatorClient coordinatorClient)

Method Summary

Modifier and Type	Method	Description
CoordinatorDynamicConfig	getDynamicConfig()	Return the latest CoordinatorDynamicConfig.
it.unimi.dsi.fastutil.ints.Int2ObjectRBTreeMap<Set<QueryableDruidServer>>	getQueryableServers(it.unimi.dsi.fastutil.ints.Int2ObjectRBTreeMap<Set<QueryableDruidServer>> historicalServers, CloneQueryMode mode)	Returns a Int2ObjectRBTreeMap after performing a filtering on the QueryableDruidServer, based on the cloneQueryMode paramter.
void	setDynamicConfig(@NotNull CoordinatorDynamicConfig updatedConfig)	Update the config view with a new coordinator dynamic config snapshot.
void	start()

Methods inherited from class java.lang.Object

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

Constructor Details

BrokerViewOfCoordinatorConfig

@Inject
public BrokerViewOfCoordinatorConfig(com.fasterxml.jackson.databind.ObjectMapper jsonMapper,
 ServiceClientFactory clientFactory,
 ServiceLocator serviceLocator)

BrokerViewOfCoordinatorConfig

public BrokerViewOfCoordinatorConfig(CoordinatorClient coordinatorClient)

Method Details

getDynamicConfig

public CoordinatorDynamicConfig getDynamicConfig()

Return the latest CoordinatorDynamicConfig.

setDynamicConfig

public void setDynamicConfig(@NotNull
 @NotNull CoordinatorDynamicConfig updatedConfig)

Update the config view with a new coordinator dynamic config snapshot. Also updates the source and target clone servers based on the new dynamic configuration.

start

public void start()

getQueryableServers

public it.unimi.dsi.fastutil.ints.Int2ObjectRBTreeMap<Set<QueryableDruidServer>> getQueryableServers(it.unimi.dsi.fastutil.ints.Int2ObjectRBTreeMap<Set<QueryableDruidServer>> historicalServers,
 CloneQueryMode mode)

Description copied from interface: HistoricalFilter

Returns a Int2ObjectRBTreeMap after performing a filtering on the QueryableDruidServer, based on the cloneQueryMode paramter. The map in the parameter is not modified.

Specified by:

getQueryableServers in interface HistoricalFilter