org.apache.bookkeeper.client

Interface ITopologyAwareEnsemblePlacementPolicy.Ensemble<T extends org.apache.bookkeeper.net.Node>

All Known Implementing Classes:

TopologyAwareEnsemblePlacementPolicy.EnsembleForReplacementWithNoConstraints, TopologyAwareEnsemblePlacementPolicy.RRTopologyAwareCoverageEnsemble

Enclosing interface:

ITopologyAwareEnsemblePlacementPolicy<T extends org.apache.bookkeeper.net.Node>

public static interface ITopologyAwareEnsemblePlacementPolicy.Ensemble<T extends org.apache.bookkeeper.net.Node>

Ensemble used to hold the result of an ensemble selected for placement.

Method Summary

Modifier and Type	Method and Description
boolean	addNode(T node) Append the new bookie node to the ensemble only if the ensemble doesnt already contain the same bookie.
java.util.List<org.apache.bookkeeper.net.BookieId>	toList()
boolean	validate() Validates if an ensemble is valid.

Method Detail

addNode

boolean addNode(T node)

Append the new bookie node to the ensemble only if the ensemble doesnt already contain the same bookie.

Parameters:

node - new candidate bookie node.

Returns:

true if the node was added

toList

java.util.List<org.apache.bookkeeper.net.BookieId> toList()

Returns:

list of addresses representing the ensemble

validate

boolean validate()

Validates if an ensemble is valid.

Returns:

true if the ensemble is valid; false otherwise