def getTable(self, runner, cddbdiscid, mbdiscid, device, offset):
"""Retrieve the Table either from the cache or the drive.
:param runner:
:type runner:
:param cddbdiscid:
:type cddbdiscid:
:param mbdiscid:
:type mbdiscid:
:param device:
:type device:
:param offset:
:type offset:
:returns:
:rtype: L{table.Table}
"""
tcache = cache.TableCache()
ptable = tcache.get(cddbdiscid, mbdiscid)
itable = None
tdict = {}
# Ignore old cache, since we do not know what offset it used.
if type(ptable.object) is dict:
tdict = ptable.object
if offset in tdict:
itable = tdict[offset]
if not itable:
logger.debug('getTable: cddbdiscid %s, mbdiscid %s not '
'in cache for offset %s, reading table' %
(cddbdiscid, mbdiscid, offset))
t = cdrdao.ReadTableTask(device)
itable = t.table
tdict[offset] = itable
ptable.persist(tdict)
logger.debug('getTable: read table %r' % itable)
else:
logger.debug('getTable: cddbdiscid %s, mbdiscid %s in cache '
'for offset %s' % (cddbdiscid, mbdiscid, offset))
logger.debug('getTable: loaded table %r' % itable)
assert itable.hasTOC()
self.result.table = itable
logger.debug('getTable: returning table with mb id %s' %
itable.getMusicBrainzDiscId())
return itable
def getTable(self, runner, cddbdiscid, mbdiscid, device, offset, toc_path):
"""
Retrieve the Table either from the cache or the drive.
:rtype: table.Table
"""
tcache = cache.TableCache()
ptable = tcache.get(cddbdiscid, mbdiscid)
itable = None
tdict = {}
# Ignore old cache, since we do not know what offset it used.
if isinstance(ptable.object, dict):
tdict = ptable.object
if offset in tdict:
itable = tdict[offset]
if not itable:
logger.debug(
'getTable: cddbdiscid %s, mbdiscid %s not in cache '
'for offset %s, reading table', cddbdiscid, mbdiscid, offset)
t = cdrdao.ReadTOCTask(device, toc_path=toc_path)
t.description = "Reading table"
runner.run(t)
itable = t.toc.table
tdict[offset] = itable
ptable.persist(tdict)
logger.debug('getTable: read table %r', itable)
else:
logger.debug(
'getTable: cddbdiscid %s, mbdiscid %s in cache '
'for offset %s', cddbdiscid, mbdiscid, offset)
logger.debug('getTable: loaded table %r', itable)
assert itable.hasTOC()
self.result.table = itable
logger.debug('getTable: returning table with mb id %s',
itable.getMusicBrainzDiscId())
return itable
