Commit ac66f7e1 authored by Christian Theune's avatar Christian Theune

Reimporting exception classes that were moved from ZODB.POSException to

transaction.interfaces.
parent 22c895a0
......@@ -17,6 +17,10 @@ $Id$"""
from ZODB.utils import oid_repr, readable_tid_repr
# BBB: We moved the two transactions to the transaction package
from transaction.interfaces import TransactionError, TransactionFailedError
def _fmt_undo(oid, reason):
s = reason and (": %s" % reason) or ""
return "Undo error %s%s" % (oid_repr(oid), s)
......@@ -44,18 +48,6 @@ class POSKeyError(KeyError, POSError):
def __str__(self):
return oid_repr(self.args[0])
class TransactionError(POSError):
"""An error occurred due to normal transaction processing."""
class TransactionFailedError(POSError):
"""Cannot perform an operation on a transaction that previously failed.
An attempt was made to commit a transaction, or to join a transaction,
but this transaction previously raised an exception during an attempt
to commit it. The transaction must be explicitly aborted, either by
invoking abort() on the transaction, or begin() on its transaction
manager.
"""
class ConflictError(TransactionError):
"""Two transactions tried to modify the same object at once.
......
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