org.apache.james.mailbox.jpa.mail
Class JPAMessageMapper

java.lang.Object
  org.apache.james.mailbox.store.transaction.TransactionalMapper
      org.apache.james.mailbox.store.mail.AbstractMessageMapper<Long>
          org.apache.james.mailbox.jpa.mail.JPAMessageMapper

All Implemented Interfaces:

MessageMapper<Long>, Mapper

public class JPAMessageMapper
extends AbstractMessageMapper<Long>
implements MessageMapper<Long>

JPA implementation of a MessageMapper. This class is not thread-safe!

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.james.mailbox.store.mail.MessageMapper

MessageMapper.FetchType

Nested classes/interfaces inherited from interface org.apache.james.mailbox.store.transaction.Mapper

Mapper.Transaction<T>, Mapper.VoidTransaction

Field Summary

protected javax.persistence.EntityManager	entityManager
protected javax.persistence.EntityManagerFactory	entityManagerFactory

Fields inherited from class org.apache.james.mailbox.store.mail.AbstractMessageMapper

mailboxSession

Constructor Summary

JPAMessageMapper(MailboxSession session, UidProvider<Long> uidProvider, ModSeqProvider<Long> modSeqProvider, javax.persistence.EntityManagerFactory entityManagerFactory)

Method Summary

protected void	begin()
protected void	commit() Commit the Transaction and close the EntityManager
protected MessageMetaData	copy(Mailbox<Long> mailbox, long uid, long modSeq, Message<Long> original)
long	countMessagesInMailbox(Mailbox<Long> mailbox)
long	countUnseenMessagesInMailbox(Mailbox<Long> mailbox)
void	delete(Mailbox<Long> mailbox, Message<Long> message)
void	endRequest() Close open EntityManager
Map<Long,MessageMetaData>	expungeMarkedForDeletionInMailbox(Mailbox<Long> mailbox, MessageRange set)
Long	findFirstUnseenMessageUid(Mailbox<Long> mailbox)
Iterator<Message<Long>>	findInMailbox(Mailbox<Long> mailbox, MessageRange set, MessageMapper.FetchType fType, int max)
List<Long>	findRecentMessageUidsInMailbox(Mailbox<Long> mailbox)
javax.persistence.EntityManager	getEntityManager() Return the currently used EntityManager or a new one if none exists.
protected void	rollback()
protected MessageMetaData	save(Mailbox<Long> mailbox, Message<Long> message)

Methods inherited from class org.apache.james.mailbox.store.mail.AbstractMessageMapper

add, copy, getHighestModSeq, getLastUid, updateFlags

Methods inherited from class org.apache.james.mailbox.store.transaction.TransactionalMapper

execute

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.james.mailbox.store.mail.MessageMapper

add, copy, getHighestModSeq, getLastUid, updateFlags

Methods inherited from interface org.apache.james.mailbox.store.transaction.Mapper

execute

Field Detail

entityManagerFactory

protected javax.persistence.EntityManagerFactory entityManagerFactory

entityManager

protected javax.persistence.EntityManager entityManager

Constructor Detail

JPAMessageMapper

public JPAMessageMapper(MailboxSession session,
                        UidProvider<Long> uidProvider,
                        ModSeqProvider<Long> modSeqProvider,
                        javax.persistence.EntityManagerFactory entityManagerFactory)

Method Detail

getEntityManager

public javax.persistence.EntityManager getEntityManager()

Return the currently used EntityManager or a new one if none exists.

Returns:

entitymanger

begin

protected void begin()
              throws MailboxException

Specified by:

begin in class TransactionalMapper

Throws:

MailboxException

See Also:

TransactionalMapper.begin()

commit

protected void commit()
               throws MailboxException

Commit the Transaction and close the EntityManager

Specified by:

commit in class TransactionalMapper

Throws:

MailboxException

rollback

protected void rollback()
                 throws MailboxException

Specified by:

rollback in class TransactionalMapper

Throws:

MailboxException

See Also:

TransactionalMapper.rollback()

endRequest

public void endRequest()

Close open EntityManager

Specified by:

endRequest in interface Mapper

findInMailbox

public Iterator<Message<Long>> findInMailbox(Mailbox<Long> mailbox,
                                             MessageRange set,
                                             MessageMapper.FetchType fType,
                                             int max)
                                      throws MailboxException

Specified by:

findInMailbox in interface MessageMapper<Long>

Throws:

MailboxException

See Also:

MessageMapper.findInMailbox(org.apache.james.mailbox.store.mail.model.Mailbox, org.apache.james.mailbox.model.MessageRange, org.apache.james.mailbox.store.mail.MessageMapper.FetchType, int)

countMessagesInMailbox

public long countMessagesInMailbox(Mailbox<Long> mailbox)
                            throws MailboxException

Specified by:

countMessagesInMailbox in interface MessageMapper<Long>

Throws:

MailboxException

See Also:

MessageMapper.countMessagesInMailbox(Mailbox)

countUnseenMessagesInMailbox

public long countUnseenMessagesInMailbox(Mailbox<Long> mailbox)
                                  throws MailboxException

Specified by:

countUnseenMessagesInMailbox in interface MessageMapper<Long>

Throws:

MailboxException

See Also:

MessageMapper.countUnseenMessagesInMailbox(Mailbox)

delete

public void delete(Mailbox<Long> mailbox,
                   Message<Long> message)
            throws MailboxException

Specified by:

delete in interface MessageMapper<Long>

Throws:

MailboxException

See Also:

MessageMapper.delete(org.apache.james.mailbox.store.mail.model.Mailbox, org.apache.james.mailbox.store.mail.model.Message)

findFirstUnseenMessageUid

public Long findFirstUnseenMessageUid(Mailbox<Long> mailbox)
                               throws MailboxException

Specified by:

findFirstUnseenMessageUid in interface MessageMapper<Long>

Throws:

MailboxException

See Also:

MessageMapper.findFirstUnseenMessageUid(Mailbox)

findRecentMessageUidsInMailbox

public List<Long> findRecentMessageUidsInMailbox(Mailbox<Long> mailbox)
                                          throws MailboxException

Specified by:

findRecentMessageUidsInMailbox in interface MessageMapper<Long>

Throws:

MailboxException

See Also:

MessageMapper.findRecentMessageUidsInMailbox(Mailbox)

copy

protected MessageMetaData copy(Mailbox<Long> mailbox,
                               long uid,
                               long modSeq,
                               Message<Long> original)
                        throws MailboxException

Specified by:

copy in class AbstractMessageMapper<Long>

Throws:

MailboxException

See Also:

AbstractMessageMapper.copy(Mailbox, long, long, Message)

save

protected MessageMetaData save(Mailbox<Long> mailbox,
                               Message<Long> message)
                        throws MailboxException

Specified by:

save in class AbstractMessageMapper<Long>

Throws:

MailboxException

See Also:

AbstractMessageMapper.save(Mailbox, Message)

expungeMarkedForDeletionInMailbox

public Map<Long,MessageMetaData> expungeMarkedForDeletionInMailbox(Mailbox<Long> mailbox,
                                                                   MessageRange set)
                                                            throws MailboxException

Specified by:

expungeMarkedForDeletionInMailbox in interface MessageMapper<Long>

Throws:

MailboxException