com.dbxml.db.core.transaction
Interface TransactionLog

public interface TransactionLog

TransactionLog represents a dbXML Transaction Log

Method Summary

void	cancel(Transaction tx) cancel ends a transaction participation for the current Collection and Thread.
void	commit(Transaction tx) commit ends a transaction participation for the current Collection and Thread.
int	getTransactionCount() getTransactionCount returns the number of active Transactions that have registered with this Transaction Log.
java.util.Iterator	getTransactions() getTransactions returns an Iterator of the active Transactions that have registered with this Transaction Log.
void	start(Transaction tx) start Starts a transaction participation for the current Collection and binds the specified Transaction to the current Thread.

Method Detail

start

public void start(Transaction tx)
           throws TransactionException

start Starts a transaction participation for the current Collection and binds the specified Transaction to the current Thread. More than one Transaction may be bound to the current Thread ay any one time.

Parameters:

tx - The Transaction to bind

Throws:

TransactionException

commit

public void commit(Transaction tx)
            throws TransactionException

commit ends a transaction participation for the current Collection and Thread. Any log entries that have accumulated will be commited to the Collection.

Parameters:

tx - The Transaction to commit

Throws:

TransactionException

cancel

public void cancel(Transaction tx)
            throws TransactionException

cancel ends a transaction participation for the current Collection and Thread. Any log entries that have accumulated will be rolled back (thrown away).

Parameters:

tx - The Transaction to cancel

Throws:

TransactionException

getTransactionCount

public int getTransactionCount()
                        throws TransactionException

getTransactionCount returns the number of active Transactions that have registered with this Transaction Log.

Returns:

The Transaction count

Throws:

TransactionException

getTransactions

public java.util.Iterator getTransactions()
                                   throws TransactionException

getTransactions returns an Iterator of the active Transactions that have registered with this Transaction Log.

Returns:

An Iterator over the active Transactions

Throws:

TransactionException