@Private @Evolving

Package org.apache.hadoop.hdfs.server.federation.resolver.order

A federated location can be resolved to multiple subclusters. This package takes care of the order in which this multiple destinations should be used.

Interface Summary

Interface	Description
OrderedResolver	Policy that decides which should be the first location accessed given multiple destinations.

Class Summary

Class	Description
AvailableSpaceResolver	Order the destinations based on available space.
HashFirstResolver	Variation of HashResolver that only uses the first level of the path.
HashResolver	Order the destinations based on consistent hashing.
LocalResolver	The local subcluster (where the writer is) should be tried first.
RandomResolver	Order the destinations randomly.
RouterResolver<K,V>	The order resolver that depends upon the Router service.

Enum Summary

Enum	Description
DestinationOrder	Order of the destinations when we have multiple of them.