com.holonplatform.datastore.jpa.tx

Interface JpaTransaction

All Superinterfaces:

com.holonplatform.core.datastore.transaction.Transaction, com.holonplatform.core.datastore.transaction.TransactionStatus

public interface JpaTransaction
extends com.holonplatform.core.datastore.transaction.Transaction

JPA Transaction.

Since:

5.1.0

Nested Class Summary

Nested classes/interfaces inherited from interface com.holonplatform.core.datastore.transaction.TransactionStatus

com.holonplatform.core.datastore.transaction.TransactionStatus.IllegalTransactionStatusException, com.holonplatform.core.datastore.transaction.TransactionStatus.TransactionException, com.holonplatform.core.datastore.transaction.TransactionStatus.TransactionNotSupportedException

Method Summary

Modifier and Type	Method and Description
static JpaTransaction	create(javax.persistence.EntityManager entityManager, com.holonplatform.core.datastore.transaction.TransactionConfiguration configuration) Create a new JpaTransaction.
static JpaTransaction	delegate(JpaTransaction delegated) Create a JpaTransaction which delegates its operations and status to the given delegated transaction.
void	end() Finalize the transaction.
com.holonplatform.core.datastore.transaction.TransactionConfiguration	getConfiguration() Get the transaction configuration.
javax.persistence.EntityManager	getEntityManager() Get the EntityManager which owns the transaction.
void	start() Start the transaction, configuring the connection.

Methods inherited from interface com.holonplatform.core.datastore.transaction.Transaction

commit, rollback

Methods inherited from interface com.holonplatform.core.datastore.transaction.TransactionStatus

isActive, isCompleted, isNew, isRollbackOnly, setRollbackOnly

Method Detail

start

void start()
    throws com.holonplatform.core.datastore.transaction.TransactionStatus.TransactionException

Start the transaction, configuring the connection.

Throws:

TransactionException - If an error occurred

com.holonplatform.core.datastore.transaction.TransactionStatus.TransactionException

end

void end()
  throws com.holonplatform.core.datastore.transaction.TransactionStatus.TransactionException

Finalize the transaction.

Throws:

TransactionException - If an error occurred

com.holonplatform.core.datastore.transaction.TransactionStatus.TransactionException

getEntityManager

javax.persistence.EntityManager getEntityManager()

Get the EntityManager which owns the transaction.

Returns:

The transaction EntityManager

getConfiguration

com.holonplatform.core.datastore.transaction.TransactionConfiguration getConfiguration()

Get the transaction configuration.

Returns:

the transaction configuration

create

static JpaTransaction create(javax.persistence.EntityManager entityManager,
                             com.holonplatform.core.datastore.transaction.TransactionConfiguration configuration)

Create a new JpaTransaction.

Parameters:

entityManager - EntityManager (not null)

configuration - Transaction configuration (not null)

Returns:

A new JpaTransaction implementation

delegate

static JpaTransaction delegate(JpaTransaction delegated)

Create a JpaTransaction which delegates its operations and status to the given delegated transaction.

The delegated transaction returns false from the TransactionStatus.isNew() method.

Parameters:

delegated - Delegated transaction (not null)

Returns:

A delegated JpaTransaction implementation