com.datastax.driver.core.policies

Class LatencyAwarePolicy.Snapshot

java.lang.Object

com.datastax.driver.core.policies.LatencyAwarePolicy.Snapshot

Enclosing class:

LatencyAwarePolicy

public static class LatencyAwarePolicy.Snapshot
extends Object

An immutable snapshot of the per-host scores (and stats in general) maintained by LatencyAwarePolicy to base its decision upon.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	LatencyAwarePolicy.Snapshot.Stats A snapshot of the statistics on a given host kept by LatencyAwarePolicy.

Method Summary

Methods

Modifier and Type	Method and Description
Map<Host,LatencyAwarePolicy.Snapshot.Stats>	getAllStats() A map with the stats for all hosts tracked by the LatencyAwarePolicy at the time of the snapshot.
LatencyAwarePolicy.Snapshot.Stats	getStats(Host host) The Stats object for a given host.

Methods inherited from class java.lang.Object

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

Method Detail

getAllStats

public Map<Host,LatencyAwarePolicy.Snapshot.Stats> getAllStats()

A map with the stats for all hosts tracked by the LatencyAwarePolicy at the time of the snapshot.

Returns:

a immutable map with all the stats contained in this snapshot.

getStats

public LatencyAwarePolicy.Snapshot.Stats getStats(Host host)

The Stats object for a given host.

Parameters:

host - the host to return the stats of.

Returns:

the Stats for host in this snapshot or null if the snapshot has not information on host.