def __init__(self, filename):
"""Initialize an instance, creating the file and writing the primer."""
self.f = open(filename, 'wb')
self.serializer = PrimedPickleSerializer(cvs_item_primer +
(CVSFileItems, ))
cPickle.dump(self.serializer, self.f, -1)
def start(self):
self._tree_db = IndexedDatabase(
artifact_manager.get_temp_file(config.RCS_TREES_STORE),
artifact_manager.get_temp_file(config.RCS_TREES_INDEX_TABLE),
DB_OPEN_READ)
primer = (FullTextRecord, DeltaTextRecord)
self._new_tree_db = IndexedDatabase(
artifact_manager.get_temp_file(config.RCS_TREES_FILTERED_STORE),
artifact_manager.get_temp_file(
config.RCS_TREES_FILTERED_INDEX_TABLE), DB_OPEN_NEW,
PrimedPickleSerializer(primer))
def __init__(self, filename, index_filename, mode):
primer = (
Changeset,
RevisionChangeset,
OrderedChangeset,
SymbolChangeset,
BranchChangeset,
TagChangeset,
)
IndexedStore.__init__(self, filename, index_filename, mode,
PrimedPickleSerializer(primer))
def start(self):
ser = MarshalSerializer()
if self._compress:
ser = CompressingSerializer(ser)
self._rcs_deltas = IndexedDatabase(
artifact_manager.get_temp_file(config.RCS_DELTAS_STORE),
artifact_manager.get_temp_file(config.RCS_DELTAS_INDEX_TABLE),
DB_OPEN_NEW, ser)
primer = (FullTextRecord, DeltaTextRecord)
self._rcs_trees = IndexedDatabase(
artifact_manager.get_temp_file(config.RCS_TREES_STORE),
artifact_manager.get_temp_file(config.RCS_TREES_INDEX_TABLE),
DB_OPEN_NEW, PrimedPickleSerializer(primer))
def MetadataDatabase(store_filename, index_table_filename, mode):
"""A Database to store Metadata instances that describe CVSRevisions.
This database manages a map
id -> Metadata instance
where id is a unique identifier for the metadata."""
return IndexedDatabase(
store_filename, index_table_filename,
mode, PrimedPickleSerializer((Metadata,)),
)
def __init__(self, mode):
self.mode = mode
if mode not in (DB_OPEN_NEW, DB_OPEN_READ):
raise RuntimeError, "Invalid 'mode' argument to PersistenceManager"
primer = (
SVNInitialProjectCommit,
SVNPrimaryCommit,
SVNPostCommit,
SVNBranchCommit,
SVNTagCommit,
)
serializer = PrimedPickleSerializer(primer)
self.svn_commit_db = IndexedDatabase(
artifact_manager.get_temp_file(config.SVN_COMMITS_INDEX_TABLE),
artifact_manager.get_temp_file(config.SVN_COMMITS_STORE),
mode, serializer)
self.cvs2svn_db = RecordTable(
artifact_manager.get_temp_file(config.CVS_REVS_TO_SVN_REVNUMS),
mode, SignedIntegerPacker(SVN_INVALID_REVNUM))
def IndexedCVSItemStore(filename, index_filename, mode):
return IndexedStore(filename, index_filename, mode,
PrimedPickleSerializer(cvs_item_primer))
