When the ITransaction in which this element participates is commited, this element can succesfully finish actions performed by this element. This method is called by ITransaction, you should not call it by yourself. When this element doesn't participate in a transaction it finishes the actions itself, calling this method is not needed.

When the ITransaction in which this element participates is rolled back, this element has to roll back its internal variables. This method is called by ITransaction, you should not call it by yourself.