org.eclipse.persistence.internal.jpa.transaction

Class EntityTransactionImpl

java.lang.Object

org.eclipse.persistence.internal.jpa.transaction.EntityTransactionImpl

All Implemented Interfaces:

javax.persistence.EntityTransaction

public class EntityTransactionImpl
extends java.lang.Object
implements javax.persistence.EntityTransaction

JDK 1.5 version of the EntityTransaction. Differs from base version only in that it takes a JDK 1.5 version of the EntityTransactionWrapper.

See Also:

EntityTransactionImpl

Field Summary

Fields

Modifier and Type	Field and Description
static boolean	isFinalizedRequired PERF: Avoid finalization if not required by the application, and finalizers have major concurrency affects.

Constructor Summary

Constructors

Constructor and Description
EntityTransactionImpl(EntityTransactionWrapper wrapper)

Method Summary

Modifier and Type	Method and Description
void	addOpenQuery(QueryImpl query) Queries that leave the connection and are executed against this entity manager will be added here.
void	begin() Start the current transaction.
void	commit() Commit the current transaction, writing any un-flushed changes to the database.
boolean	getRollbackOnly() Determine whether the current transaction has been marked for rollback.
boolean	isActive() Check to see if the current transaction is in progress.
void	rollback() Roll back the current transaction, discarding any changes that have happened in this transaction.
void	setRollbackOnly() Mark the current transaction so that the only possible outcome of the transaction is for the transaction to be rolled back.

Methods inherited from class java.lang.Object

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

Field Detail

isFinalizedRequired

public static boolean isFinalizedRequired

PERF: Avoid finalization if not required by the application, and finalizers have major concurrency affects.

Constructor Detail

EntityTransactionImpl

public EntityTransactionImpl(EntityTransactionWrapper wrapper)

Method Detail

addOpenQuery

public void addOpenQuery(QueryImpl query)

Queries that leave the connection and are executed against this entity manager will be added here. On rollback or commit any left over open queries should be closed.

Parameters:

query -

begin

public void begin()

Start the current transaction. This can only be invoked if isActive() returns false.

Specified by:

begin in interface javax.persistence.EntityTransaction

Throws:

java.lang.IllegalStateException - if isActive() is true.

commit

public void commit()

Commit the current transaction, writing any un-flushed changes to the database. This can only be invoked if isActive() returns true.

Specified by:

commit in interface javax.persistence.EntityTransaction

Throws:

java.lang.IllegalStateException - if isActive() is false.

rollback

public void rollback()

Roll back the current transaction, discarding any changes that have happened in this transaction. This can only be invoked if isActive() returns true.

Specified by:

rollback in interface javax.persistence.EntityTransaction

Throws:

java.lang.IllegalStateException - if isActive() is false.

setRollbackOnly

public void setRollbackOnly()

Mark the current transaction so that the only possible outcome of the transaction is for the transaction to be rolled back.

Specified by:

setRollbackOnly in interface javax.persistence.EntityTransaction

Throws:

java.lang.IllegalStateException - if isActive() is false.

getRollbackOnly

public boolean getRollbackOnly()

Determine whether the current transaction has been marked for rollback.

Specified by:

getRollbackOnly in interface javax.persistence.EntityTransaction

Throws:

java.lang.IllegalStateException - if isActive() is false.

isActive

public boolean isActive()

Check to see if the current transaction is in progress.

Specified by:

isActive in interface javax.persistence.EntityTransaction