com.ibatis.dao.engine.transaction.toplink
Class ToplinkDaoTransaction

java.lang.Object
  com.ibatis.dao.engine.transaction.toplink.ToplinkDaoTransaction

All Implemented Interfaces:

DaoTransaction

public class ToplinkDaoTransaction

extends java.lang.Object

implements DaoTransaction

The ToplinkDaoTransaction class represents an abstract DaoTransaction implemented using Toplink. Toplink provides transaction management methods to commit and rollback transactions.

Version:

$Revision: 152595 $ $Date: 2004-12-28 09:46:14 -0700 (Tue, 28 Dec 2004) $

Author:

Wayne Gentile

Constructor Summary

ToplinkDaoTransaction(oracle.toplink.sessions.UnitOfWork uow, oracle.toplink.threetier.Server server)
Constructor for the ToplinkDaoTransaction class that accepts a Toplink Server object for creating client sessions.

Method Summary

void	commit() Commits all pending changes to persistent storage.
protected void	finalize() Clean up outstanding units of work and sessions.
oracle.toplink.sessions.Session	getSession() Gets the Toplink Session associated with this transaction.
oracle.toplink.sessions.UnitOfWork	getUnitOfWork() Gets the active unit of work.
void	rollback() Rollback all pending changes to persistent storage and revert changes back to the original state.

Methods inherited from class java.lang.Object

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

Constructor Detail

ToplinkDaoTransaction

public ToplinkDaoTransaction(oracle.toplink.sessions.UnitOfWork uow,
                             oracle.toplink.threetier.Server server)
                      throws DaoException

Constructor for the ToplinkDaoTransaction class that accepts a Toplink Server object for creating client sessions.

Parameters:

uow - The Toplink UnitOfWork associated with the transaction

server - The Toplink server used to acquire client sessions

Throws:

DaoException - If a DaoException is thrown

Method Detail

getSession

public oracle.toplink.sessions.Session getSession()
                                           throws DaoException

Gets the Toplink Session associated with this transaction.

Returns:

The Toplink Session

Throws:

DaoException - If a data access exception occurs

getUnitOfWork

public oracle.toplink.sessions.UnitOfWork getUnitOfWork()
                                                 throws DaoException

Gets the active unit of work.

Returns:

The unitOfWork instance

Throws:

DaoException - If a data access exception occurs

commit

public void commit()
            throws DaoException

Commits all pending changes to persistent storage.

Throws:

DaoException - If a data access exception occurs

rollback

public void rollback()
              throws DaoException

Rollback all pending changes to persistent storage and revert changes back to the original state.

Throws:

DaoException - If a data access exception occurs

finalize

protected void finalize()
                 throws java.lang.Throwable

Clean up outstanding units of work and sessions.

Throws:

java.lang.Throwable - If any exception occurs