edu.internet2.middleware.grouper.internal.dao
Interface TransactionDAO

All Known Implementing Classes:

Hib3TransactionDAO

public interface TransactionDAO

methods for dealing with transactions

Author:

mchyzer

Method Summary

boolean	transactionActive(GrouperTransaction grouperTransaction) call this to see if a transaction is active (exists and not committed or rolledback)
java.lang.Object	transactionCallback(GrouperTransactionType grouperTransactionType, GrouperTransactionHandler grouperTransactionHandler, GrouperTransaction grouperTransaction) call this to send a callback for the grouper methods.
boolean	transactionCommit(GrouperTransaction grouperTransaction, GrouperCommitType grouperCommitType) call this to commit a transaction
boolean	transactionRollback(GrouperTransaction grouperTransaction, GrouperRollbackType grouperRollbackType) call this to rollback a transaction

Method Detail

transactionCallback

java.lang.Object transactionCallback(GrouperTransactionType grouperTransactionType,
                                     GrouperTransactionHandler grouperTransactionHandler,
                                     GrouperTransaction grouperTransaction)
                                     throws GrouperDAOException

call this to send a callback for the grouper methods. This shouldnt be called directly, it should filter through the GrouperTransaction.callback... method

Parameters:

grouperTransactionType - is enum of how the transaction should work.

grouperTransactionHandler - will get the callback

grouperTransaction - is the state of the transaction, can hold payload

Returns:

the object returned from the callback

Throws:

GrouperDAOException - if something wrong inside, its whatever your methods throw

transactionCommit

boolean transactionCommit(GrouperTransaction grouperTransaction,
                          GrouperCommitType grouperCommitType)

call this to commit a transaction

Parameters:

grouperCommitType - type of commit (now or only under certain circumstances?)

grouperTransaction - is the state of the transaction, can hold payload

Returns:

if committed

transactionRollback

boolean transactionRollback(GrouperTransaction grouperTransaction,
                            GrouperRollbackType grouperRollbackType)

call this to rollback a transaction

Parameters:

grouperRollbackType - type of commit (now or only under certain circumstances?)

grouperTransaction - is the state of the transaction, can hold payload

Returns:

if rolled back

transactionActive

boolean transactionActive(GrouperTransaction grouperTransaction)

call this to see if a transaction is active (exists and not committed or rolledback)

Parameters:

grouperTransaction - is the state of the transaction, can hold payload

Returns:

the object returned from the callback