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

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

All Implemented Interfaces:

DaoTransactionManager

public class ToplinkDaoTransactionManager

extends java.lang.Object

implements DaoTransactionManager

The ToplinkDaoTransactionManager is used by the Dao framework to manage transactions for the Toplink DAO implementation.

Version:

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

Author:

Wayne Gentile

Constructor Summary

ToplinkDaoTransactionManager()

Method Summary

void	commitTransaction(DaoTransaction transaction) Commits pending object changes to permanent storage.
void	configure(java.util.Properties properties) Called by the DAO framework upon instantiation to set configuration properties for the manager.
void	rollbackTransaction(DaoTransaction transaction) Reverts pending object changes and returns objects to their original state.
DaoTransaction	startTransaction() Starts a new transaction.

Methods inherited from class java.lang.Object

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

Constructor Detail

ToplinkDaoTransactionManager

public ToplinkDaoTransactionManager()

Method Detail

commitTransaction

public void commitTransaction(DaoTransaction transaction)
                       throws DaoException

Commits pending object changes to permanent storage.

Specified by:

commitTransaction in interface DaoTransactionManager

Parameters:

transaction - A previously started transaction.

Throws:

DaoException - If a data access exception is thrown

configure

public void configure(java.util.Properties properties)
               throws DaoException

Called by the DAO framework upon instantiation to set configuration properties for the manager.

Properties are specified in the iBATIS dao.xml file.

Specified by:

configure in interface DaoTransactionManager

Parameters:

properties - The properties associated with the transaction manager

Throws:

DaoException - If a DaoException occurs

rollbackTransaction

public void rollbackTransaction(DaoTransaction transaction)
                         throws DaoException

Reverts pending object changes and returns objects to their original state.

Specified by:

rollbackTransaction in interface DaoTransactionManager

Parameters:

transaction - A previously started transaction.

Throws:

DaoException - If a data access exception is thrown

startTransaction

public DaoTransaction startTransaction()
                                throws DaoException

Starts a new transaction. Changes to objects will not be committed until further instructions are executed.

Specified by:

startTransaction in interface DaoTransactionManager

Returns:

The DaoTransaction that has been started

Throws:

DaoException - If a data access exception is thrown