org.apache.cassandra.client
Class RingCache

java.lang.Object
  org.apache.cassandra.client.RingCache

public class RingCache
extends java.lang.Object

A class for caching the ring map at the client. For usage example, see test/unit/org.apache.cassandra.client.TestRingCache.java. TODO: doing a naive linear search of the token map

Constructor Summary

RingCache(org.apache.hadoop.conf.Configuration conf)

Method Summary

java.util.List<java.net.InetAddress>	getEndpoint(java.nio.ByteBuffer key)
java.util.List<java.net.InetAddress>	getEndpoint(Range<Token> range) ListMultimap promises to return a List for get(K)
Range<Token>	getRange(java.nio.ByteBuffer key)
void	refreshEndpointMap()

Methods inherited from class java.lang.Object

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

Constructor Detail

RingCache

public RingCache(org.apache.hadoop.conf.Configuration conf)
          throws java.io.IOException

Throws:

java.io.IOException

Method Detail

refreshEndpointMap

public void refreshEndpointMap()

getEndpoint

public java.util.List<java.net.InetAddress> getEndpoint(Range<Token> range)

ListMultimap promises to return a List for get(K)

getEndpoint

public java.util.List<java.net.InetAddress> getEndpoint(java.nio.ByteBuffer key)

getRange

public Range<Token> getRange(java.nio.ByteBuffer key)