def _getOrGeneratePartition(self, partitionId, key, createIfNotExists=False):
by = self.partitionStore.readPartition(partitionId)
self.log.info('getting partition: {}, bytestream object is: {}, createIfNotExists={}'.format(partitionId, by,createIfNotExists))
if not by and not createIfNotExists:
raise SystemError('requested partition does not exist. Id: {}'.format(partitionId))
partition = KeyPartition(partitionId)
if by:
pc = PartitionCrypt(key)
partition.deserializeFromBytesIO(pc.decryptBytesIO(by))
by.close()
return partition
def storePartition(self, partition, key): if (30 > self.log.getEffectiveLevel()): partition.print() pc = PartitionCrypt(key) by = pc.encryptBytesIO(partition.serializeToBytesIO()) self.partitionStore.writePartition(partition.getId(), by)
