org.apache.druid.server.coordinator.helper

Class DruidCoordinatorLogger

java.lang.Object

org.apache.druid.server.coordinator.helper.DruidCoordinatorLogger

All Implemented Interfaces:

DruidCoordinatorHelper

public class DruidCoordinatorLogger
extends Object
implements DruidCoordinatorHelper

Field Summary

Fields

Modifier and Type	Field and Description
static String	MAX_REPLICATION_FACTOR
static String	TOTAL_CAPACITY
static String	TOTAL_HISTORICAL_COUNT

Constructor Summary

Constructors

Constructor and Description
DruidCoordinatorLogger(DruidCoordinator coordinator)

Method Summary

Modifier and Type	Method and Description
DruidCoordinatorRuntimeParams	run(DruidCoordinatorRuntimeParams params) Implementations of this method run various activities performed by the coordinator.

Methods inherited from class java.lang.Object

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

Field Detail

TOTAL_CAPACITY

public static final String TOTAL_CAPACITY

See Also:

Constant Field Values

TOTAL_HISTORICAL_COUNT

public static final String TOTAL_HISTORICAL_COUNT

See Also:

Constant Field Values

MAX_REPLICATION_FACTOR

public static final String MAX_REPLICATION_FACTOR

See Also:

Constant Field Values

Constructor Detail

DruidCoordinatorLogger

public DruidCoordinatorLogger(DruidCoordinator coordinator)

Method Detail

run

public DruidCoordinatorRuntimeParams run(DruidCoordinatorRuntimeParams params)

Description copied from interface: DruidCoordinatorHelper

Implementations of this method run various activities performed by the coordinator. Input params can be used and modified. They are typically in a list and returned DruidCoordinatorRuntimeParams is passed to the next helper.

Specified by:

run in interface DruidCoordinatorHelper

Returns:

same as input or a modified value to be used by next helper. Null return values will prevent future DruidCoordinatorHelpers from running until the next cycle.