com.impetus.kundera.persistence

Class DefaultTransactionResource

java.lang.Object

com.impetus.kundera.persistence.DefaultTransactionResource

All Implemented Interfaces:

TransactionResource

public class DefaultTransactionResource
extends Object
implements TransactionResource

Default transaction implementation for databases who does not support transactions. This can only ensure ATOMICITY out of ACID properties.

Author:

vivek.mishra

Nested Class Summary

Nested classes/interfaces inherited from interface com.impetus.kundera.persistence.TransactionResource

TransactionResource.Response

Field Summary

Fields

Modifier and Type	Field and Description
private Client	client
private boolean	isActive
private static org.slf4j.Logger	log The Constant log.
private List<Node>	nodes

Constructor Summary

Constructors

Constructor and Description
DefaultTransactionResource(Client client)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	isActive() Returns true if transaction is active else false.
private void	onBatchRollBack() In case of rollback, clear added batch, if any.
void	onBegin() On begin transactions.
void	onCommit() On commit transactions.
void	onFlush() On intermediate flush, when explicitly flush is invoked by em.flush()!
void	onRollback() On rollback transactions.
TransactionResource.Response	prepare() On prepare for two phase commit.
(package private) void	syncNode(Node node)

Methods inherited from class java.lang.Object

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

Field Detail

isActive

private boolean isActive

client

private Client client

log

private static final org.slf4j.Logger log

The Constant log.

nodes

private List<Node> nodes

Constructor Detail

DefaultTransactionResource

public DefaultTransactionResource(Client client)

Method Detail

onBegin

public void onBegin()

Description copied from interface: TransactionResource

On begin transactions.

Specified by:

onBegin in interface TransactionResource

onCommit

public void onCommit()

Description copied from interface: TransactionResource

On commit transactions.

Specified by:

onCommit in interface TransactionResource

onFlush

public void onFlush()

Description copied from interface: TransactionResource

On intermediate flush, when explicitly flush is invoked by em.flush()!

Specified by:

onFlush in interface TransactionResource

onRollback

public void onRollback()

Description copied from interface: TransactionResource

On rollback transactions.

Specified by:

onRollback in interface TransactionResource

prepare

public TransactionResource.Response prepare()

Description copied from interface: TransactionResource

On prepare for two phase commit.

Specified by:

prepare in interface TransactionResource

Returns:

response, returns YES if it is ready for commit

syncNode

void syncNode(Node node)

Parameters:

node -

events -

isActive

public boolean isActive()

Description copied from interface: TransactionResource

Returns true if transaction is active else false.

Specified by:

isActive in interface TransactionResource

Returns:

boolean true.

onBatchRollBack

private void onBatchRollBack()

In case of rollback, clear added batch, if any.