org.apache.activemq.broker.region.group
Class MessageGroupHashBucket

java.lang.Object
  org.apache.activemq.broker.region.group.MessageGroupHashBucket

All Implemented Interfaces:

MessageGroupMap

public class MessageGroupHashBucket
extends Object
implements MessageGroupMap

Uses hash-code buckets to associate consumers with sets of message group IDs.

Constructor Summary

MessageGroupHashBucket(int bucketCount, int cachedSize)

Method Summary

protected MessageGroupSet	createMessageGroupSet(int bucketNumber)
protected MessageGroupSet	createMessageGroupSet(int bucketNumber, MessageGroupSet parent)
ConsumerId	get(String groupId)
int	getBucketCount()
protected int	getBucketNumber(String groupId)
Map<String,String>	getGroups()
String	getType()
void	put(String groupId, ConsumerId consumerId)
void	removeAll()
MessageGroupSet	removeConsumer(ConsumerId consumerId)
ConsumerId	removeGroup(String groupId)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

MessageGroupHashBucket

public MessageGroupHashBucket(int bucketCount,
                              int cachedSize)

Method Detail

put

public void put(String groupId,
                ConsumerId consumerId)

Specified by:

put in interface MessageGroupMap

get

public ConsumerId get(String groupId)

Specified by:

get in interface MessageGroupMap

removeGroup

public ConsumerId removeGroup(String groupId)

Specified by:

removeGroup in interface MessageGroupMap

removeConsumer

public MessageGroupSet removeConsumer(ConsumerId consumerId)

Specified by:

removeConsumer in interface MessageGroupMap

removeAll

public void removeAll()

Specified by:

removeAll in interface MessageGroupMap

getGroups

public Map<String,String> getGroups()

Specified by:

getGroups in interface MessageGroupMap

Returns:

a map of group names and associated consumer Id

getType

public String getType()

Specified by:

getType in interface MessageGroupMap

getBucketCount

public int getBucketCount()

toString

public String toString()

Overrides:

toString in class Object

createMessageGroupSet

protected MessageGroupSet createMessageGroupSet(int bucketNumber,
                                                MessageGroupSet parent)

createMessageGroupSet

protected MessageGroupSet createMessageGroupSet(int bucketNumber)

getBucketNumber

protected int getBucketNumber(String groupId)