org.apache.activemq.store.memory
Class MemoryTransactionStore

java.lang.Object
  org.apache.activemq.store.memory.MemoryTransactionStore

All Implemented Interfaces:

Service, TransactionStore

public class MemoryTransactionStore
extends Object
implements TransactionStore

Provides a TransactionStore implementation that can create transaction aware MessageStore objects from non transaction aware MessageStore objects.

Nested Class Summary

static interface	MemoryTransactionStore.AddMessageCommand
static interface	MemoryTransactionStore.RemoveMessageCommand
class	MemoryTransactionStore.Tx

Field Summary

protected ConcurrentHashMap<Object,MemoryTransactionStore.Tx>	inflightTransactions
protected PersistenceAdapter	persistenceAdapter
protected ConcurrentHashMap<TransactionId,MemoryTransactionStore.Tx>	preparedTransactions

Constructor Summary

MemoryTransactionStore(PersistenceAdapter persistenceAdapter)

Method Summary

void	acknowledge(TopicMessageStore destination, String clientId, String subscriptionName, MessageId messageId, MessageAck ack)
void	commit(TransactionId txid, boolean wasPrepared, Runnable preCommit, Runnable postCommit)
void	delete()
MemoryTransactionStore.Tx	getPreparedTx(TransactionId txid)
MemoryTransactionStore.Tx	getTx(Object txid)
protected void	onProxyTopicStore(ProxyTopicMessageStore proxyTopicMessageStore)
protected void	onRecovered(MemoryTransactionStore.Tx tx)
void	prepare(TransactionId txid)
MessageStore	proxy(MessageStore messageStore)
TopicMessageStore	proxy(TopicMessageStore messageStore)
void	recover(TransactionRecoveryListener listener)
void	rollback(TransactionId txid)
void	start()
void	stop()

Methods inherited from class java.lang.Object

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

Field Detail

inflightTransactions

protected ConcurrentHashMap<Object,MemoryTransactionStore.Tx> inflightTransactions

preparedTransactions

protected ConcurrentHashMap<TransactionId,MemoryTransactionStore.Tx> preparedTransactions

persistenceAdapter

protected final PersistenceAdapter persistenceAdapter

Constructor Detail

MemoryTransactionStore

public MemoryTransactionStore(PersistenceAdapter persistenceAdapter)

Method Detail

proxy

public MessageStore proxy(MessageStore messageStore)

proxy

public TopicMessageStore proxy(TopicMessageStore messageStore)

onProxyTopicStore

protected void onProxyTopicStore(ProxyTopicMessageStore proxyTopicMessageStore)

prepare

public void prepare(TransactionId txid)
             throws IOException

Specified by:

prepare in interface TransactionStore

Throws:

IOException

See Also:

TransactionStore.prepare(TransactionId)

getTx

public MemoryTransactionStore.Tx getTx(Object txid)

getPreparedTx

public MemoryTransactionStore.Tx getPreparedTx(TransactionId txid)

commit

public void commit(TransactionId txid,
                   boolean wasPrepared,
                   Runnable preCommit,
                   Runnable postCommit)
            throws IOException

Specified by:

commit in interface TransactionStore

Throws:

IOException

rollback

public void rollback(TransactionId txid)
              throws IOException

Specified by:

rollback in interface TransactionStore

Throws:

IOException

See Also:

TransactionStore.rollback(TransactionId)

start

public void start()
           throws Exception

Specified by:

start in interface Service

Throws:

Exception

stop

public void stop()
          throws Exception

Specified by:

stop in interface Service

Throws:

Exception

recover

public void recover(TransactionRecoveryListener listener)
             throws IOException

Specified by:

recover in interface TransactionStore

Throws:

IOException

onRecovered

protected void onRecovered(MemoryTransactionStore.Tx tx)

acknowledge

public void acknowledge(TopicMessageStore destination,
                        String clientId,
                        String subscriptionName,
                        MessageId messageId,
                        MessageAck ack)
                 throws IOException

Throws:

IOException

delete

public void delete()