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org.eclipse.persistence.internal.jpa.transaction

public abstract Class TransactionWrapperImpl

Class Inheritance

extends Object

java.lang.Object
org.eclipse.persistence.internal.jpa.transaction.TransactionWrapperImpl

Known Direct Subclasses

org.eclipse.persistence.internal.jpa.transaction.EntityTransactionWrapper, org.eclipse.persistence.internal.jpa.transaction.JTATransactionWrapper

Imports

org.eclipse.persistence.internal.jpa.*, org.eclipse.persistence.internal.sessions.RepeatableWriteUnitOfWork, .UnitOfWorkImpl

Field Summary

Modifier and Type	Field and Description
protected EntityManagerImpl	entityManager
protected RepeatableWriteUnitOfWork	localUOW
protected Object	txnKey

Constructor Summary

Access	Constructor and Description
public	TransactionWrapperImpl(EntityManagerImpl entityManager)

Method Summary

Modifier and Type	Method and Description
public abstract Object	checkForTransaction(boolean validateExistence) INTERNAL: This method will be used to check for a transaction and throws exception if none exists.
public void	clear() INTERNAL: Clears the transactional UnitOfWork
public UnitOfWorkImpl	getLocalUnitOfWork()
public abstract boolean	isJoinedToTransaction(UnitOfWorkImpl uow)
public abstract void	registerIfRequired(UnitOfWorkImpl uow)
public void	setLocalUnitOfWork(RepeatableWriteUnitOfWork uow)
public abstract void	setRollbackOnlyInternal() Mark the current transaction so that the only possible outcome of the transaction is for the transaction to be rolled back.

Inherited from java.lang.Object:: clone equals finalize getClass hashCode notify notifyAll toString wait wait wait

Field Detail

entityManager	back to summary
protected EntityManagerImpl entityManager

localUOW	back to summary
protected RepeatableWriteUnitOfWork localUOW

txnKey	back to summary
protected Object txnKey

Constructor Detail

TransactionWrapperImpl	back to summary
public TransactionWrapperImpl(EntityManagerImpl entityManager)

Method Detail

checkForTransaction	back to summary
public abstract Object checkForTransaction(boolean validateExistence) INTERNAL: This method will be used to check for a transaction and throws exception if none exists. If this method returns without exception then a transaction exists. This method must be called before accessing the localUOW.

clear	back to summary
public void clear() INTERNAL: Clears the transactional UnitOfWork

getLocalUnitOfWork	back to summary
public UnitOfWorkImpl getLocalUnitOfWork()

isJoinedToTransaction	back to summary
public abstract boolean isJoinedToTransaction(UnitOfWorkImpl uow)

registerIfRequired	back to summary
public abstract void registerIfRequired(UnitOfWorkImpl uow)

setLocalUnitOfWork	back to summary
public void setLocalUnitOfWork(RepeatableWriteUnitOfWork uow)

setRollbackOnlyInternal	back to summary
public abstract void setRollbackOnlyInternal() Mark the current transaction so that the only possible outcome of the transaction is for the transaction to be rolled back. This is an internal method and if the txn is not active will do nothing