org.apache.james.mailbox.hbase.mail

Class HBaseModSeqProvider

java.lang.Object

org.apache.james.mailbox.hbase.mail.HBaseModSeqProvider

All Implemented Interfaces:

ModSeqProvider<UUID>

public class HBaseModSeqProvider
extends Object
implements ModSeqProvider<UUID>

ModSeqProvider implementation for HBase.

Constructor Summary

Constructors

Constructor and Description
HBaseModSeqProvider(org.apache.hadoop.conf.Configuration conf)

Method Summary

Methods

Modifier and Type	Method and Description
long	highestModSeq(MailboxSession session, Mailbox<UUID> mailbox) Return the highest mod-sequence which were used for the Mailbox
long	nextModSeq(MailboxSession session, Mailbox<UUID> mailbox) Return the next mod-sequence which can be used for the Mailbox.

Methods inherited from class java.lang.Object

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

Constructor Detail

HBaseModSeqProvider

public HBaseModSeqProvider(org.apache.hadoop.conf.Configuration conf)

Method Detail

highestModSeq

public long highestModSeq(MailboxSession session,
                 Mailbox<UUID> mailbox)
                   throws MailboxException

Description copied from interface: ModSeqProvider

Return the highest mod-sequence which were used for the Mailbox

Specified by:

highestModSeq in interface ModSeqProvider<UUID>

Returns:

highest

Throws:

MailboxException

nextModSeq

public long nextModSeq(MailboxSession session,
              Mailbox<UUID> mailbox)
                throws MailboxException

Description copied from interface: ModSeqProvider

Return the next mod-sequence which can be used for the Mailbox. Its important that the returned mod-sequence is higher then the last used and that the next call of this method does return a higher one. The first mod-seq must be >= 1

Specified by:

nextModSeq in interface ModSeqProvider<UUID>

Returns:

modSeq

Throws:

MailboxException