Hide keyboard shortcuts

Hot-keys on this page

r m x p   toggle line displays

j k   next/prev highlighted chunk

0   (zero) top of page

1   (one) first highlighted chunk

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

# This file is part of daf_butler. 

# 

# Developed for the LSST Data Management System. 

# This product includes software developed by the LSST Project 

# (http://www.lsst.org). 

# See the COPYRIGHT file at the top-level directory of this distribution 

# for details of code ownership. 

# 

# This program is free software: you can redistribute it and/or modify 

# it under the terms of the GNU General Public License as published by 

# the Free Software Foundation, either version 3 of the License, or 

# (at your option) any later version. 

# 

# This program is distributed in the hope that it will be useful, 

# but WITHOUT ANY WARRANTY; without even the implied warranty of 

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 

# GNU General Public License for more details. 

# 

# You should have received a copy of the GNU General Public License 

# along with this program. If not, see <http://www.gnu.org/licenses/>. 

 

from contextlib import contextmanager 

 

from lsst.daf.butler import DimensionUniverse 

 

 

class DummyRegistry: 

"""Dummy Registry, for Datastore test purposes. 

 

TODO refactor StorageInfo out of registry into a separate object, 

that can more easily be dummyfied. 

""" 

def __init__(self): 

self._counter = 0 

self._entries = {} 

self.dimensions = DimensionUniverse() 

 

def addDatasetLocation(self, ref, datastoreName): 

# Only set ID if ID is 0 or None 

incrementCounter = True 

if ref.id is None or ref.id == 0: 

ref._id = self._counter 

incrementCounter = False 

if ref.id not in self._entries: 

self._entries[ref.id] = set() 

self._entries[ref.id].add(datastoreName) 

if incrementCounter: 

self._counter += 1 

 

def getDatasetLocations(self, ref): 

return self._entries[ref.id].copy() 

 

def removeDatasetLocation(self, datastoreName, ref): 

self._entries[ref.id].remove(datastoreName) 

 

def makeDatabaseDict(self, table, key, value): 

return dict() 

 

@contextmanager 

def transaction(self): 

yield