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comparison sat/memory/persistent.py @ 3234:78fea49735c5

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core (memory/persistent): added `aset` method in LazyPersistentBinaryDict: this method does the same as `force` but is there to be consistent with PersistentDict. `force` should be removed in the future.
author Goffi <goffi@goffi.org>
date Fri, 27 Mar 2020 09:53:00 +0100
parents 843a9279fb5a
children 1af840e84af7
comparison
equal deleted inserted replaced
3233:8770397f8f82 3234:78fea49735c5
25 25
26 class MemoryNotInitializedError(Exception): 26 class MemoryNotInitializedError(Exception):
27 pass 27 pass
28 28
29 29
30 class PersistentDict(object): 30 class PersistentDict:
31 r"""A dictionary which save persistently each value assigned 31 r"""A dictionary which save persistently each value assigned
32 32
33 /!\ be careful, each assignment means a database write 33 /!\ be careful, each assignment means a database write
34 /!\ Memory must be initialised before loading/setting value with instances of this class""" 34 /!\ Memory must be initialised before loading/setting value with instances of this class"""
35 storage = None 35 storage = None
248 def get(self, key, default=None): 248 def get(self, key, default=None):
249 d = self.__getitem__(key) 249 d = self.__getitem__(key)
250 d.addErrback(self._defaultOrException, default=default) 250 d.addErrback(self._defaultOrException, default=default)
251 return d 251 return d
252 252
253 def aset(self, key, value):
254 """Async set, return a Deferred fired when value is actually stored"""
255 # FIXME: redundant with force, force must be removed
256 # XXX: similar as PersistentDict.aset, but doesn't use cache
257 return self.storage.setPrivateValue(self.namespace, key, value,
258 self.binary, self.profile)
259
253 def setdefault(self, key, default): 260 def setdefault(self, key, default):
254 raise NotImplementedError 261 raise NotImplementedError
255 262
256 def force(self, name, value): 263 def force(self, name, value):
257 """Force saving of an attribute to storage 264 """Force saving of an attribute to storage