Package com.bazaarvoice.emodb.databus.client.discovery

Class PartitionedDiscovery

java.lang.Object

com.google.common.util.concurrent.AbstractService

com.bazaarvoice.emodb.databus.client.discovery.ZKEmoServiceDiscovery

com.bazaarvoice.emodb.databus.client.discovery.PartitionedDiscovery

All Implemented Interfaces:

EmoServiceDiscovery, com.google.common.util.concurrent.Service

public class PartitionedDiscovery
extends ZKEmoServiceDiscovery

Service discovery implementation which directs requests to a spectific host based on a partition key. The algorithm comes directly from EmoDB and Zookeeper.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	PartitionedDiscovery.Builder

Nested classes/interfaces inherited from class com.bazaarvoice.emodb.databus.client.discovery.ZKEmoServiceDiscovery

ZKEmoServiceDiscovery.Host

Nested classes/interfaces inherited from interface com.google.common.util.concurrent.Service

com.google.common.util.concurrent.Service.Listener, com.google.common.util.concurrent.Service.State

Constructor Summary

Constructors

Constructor	Description
PartitionedDiscovery(java.lang.String zookeeperConnectionString, java.lang.String service, java.lang.String partitionKey)

Method Summary

Modifier and Type	Method	Description
protected java.net.URI	getBaseUriFromDiscovery()
protected void	hostsChanged(java.util.List<ZKEmoServiceDiscovery.Host> sortedHosts)

Methods inherited from class com.bazaarvoice.emodb.databus.client.discovery.ZKEmoServiceDiscovery

doStart, doStop, getBaseUri

Methods inherited from class com.google.common.util.concurrent.AbstractService

addListener, awaitRunning, awaitRunning, awaitTerminated, awaitTerminated, doCancelStart, failureCause, isRunning, notifyFailed, notifyStarted, notifyStopped, startAsync, state, stopAsync, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

PartitionedDiscovery

public PartitionedDiscovery(java.lang.String zookeeperConnectionString,
                            java.lang.String service,
                            java.lang.String partitionKey)

Method Detail

hostsChanged

protected void hostsChanged(java.util.List<ZKEmoServiceDiscovery.Host> sortedHosts)

Specified by:

hostsChanged in class ZKEmoServiceDiscovery

getBaseUriFromDiscovery

protected java.net.URI getBaseUriFromDiscovery()

Specified by:

getBaseUriFromDiscovery in class ZKEmoServiceDiscovery