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# Copyright (C) 2015 Lars Wirzenius
#
# 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/>.
class ChunkIdTokenMap(object):
'''Map chunk ids to repository tokens.
This mapping is used to store the (chunk_id, token) pairs, until
they can be added to the chunk indexes.
'''
def __init__(self):
self._mapping = {}
def add(self, chunk_id, token):
if token not in self._mapping:
self._mapping[token] = []
self._mapping[token].append(chunk_id)
def __contains__(self, token):
return token in self._mapping
def get(self, token):
return self._mapping.get(token, [])
def clear(self):
self._mapping.clear()
def __iter__(self):
for token in self._mapping:
for chunk_id in self._mapping[token]:
yield chunk_id, token
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