def askObject(self, conn, oid, at, before):
app = self.app
if app.tm.loadLocked(oid):
raise DelayEvent
o = app.dm.getObject(oid, at, before)
try:
serial, next_serial, compression, checksum, data, data_serial = o
except TypeError:
p = (Errors.OidDoesNotExist if o is None else Errors.OidNotFound)(
dump(oid))
else:
if checksum is None:
checksum = ZERO_HASH
data = ''
p = Packets.AnswerObject(oid, serial, next_serial, compression,
checksum, data, data_serial)
conn.answer(p)
def askObject(self, conn, oid, serial, tid):
app = self.app
if app.tm.loadLocked(oid):
# Delay the response.
app.queueEvent(self.askObject, conn, (oid, serial, tid))
return
o = app.dm.getObject(oid, serial, tid)
try:
serial, next_serial, compression, checksum, data, data_serial = o
except TypeError:
p = (Errors.OidDoesNotExist if o is None else
Errors.OidNotFound)(dump(oid))
else:
if checksum is None:
checksum = ZERO_HASH
data = ''
p = Packets.AnswerObject(oid, serial, next_serial,
compression, checksum, data, data_serial)
conn.answer(p)
