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Viewing changes to bzrlib/chk_serializer.py

  • Committer: Canonical.com Patch Queue Manager
  • Date: 2009-06-18 20:25:52 UTC
  • mfrom: (4413.5.15 1.16-chk-direct)
  • Revision ID: pqm@pqm.ubuntu.com-20090618202552-xyl6tcvbxtm8bupf
(jam) Improve initial commit performance by creating a CHKMap in bulk,
        rather than via O(tree) map() calls.

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bzrlib/chk_serializer.py
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# Copyright (C) 2008, 2009, 2010 Canonical Ltd
 
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# Copyright (C) 2008 Canonical Ltd
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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"""Serializer object for CHK based inventory storage."""
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from cStringIO import (
 
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    StringIO,
 
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    )
 
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from bzrlib import (
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    bencode,
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    cache_utf8,
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    inventory,
 
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    osutils,
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    revision as _mod_revision,
 
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    xml5,
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    xml6,
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    xml7,
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    )
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        return self.read_revision_from_string(f.read())
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class CHKSerializerSubtree(BEncodeRevisionSerializer1, xml7.Serializer_v7):
 
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class CHKSerializerSubtree(BEncodeRevisionSerializer1, xml6.Serializer_v6):
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    """A CHKInventory based serializer that supports tree references"""
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    supported_kinds = set(['file', 'directory', 'symlink', 'tree-reference'])
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    revision_format_num = None
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    support_altered_by_hack = False
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    def _unpack_entry(self, elt, entry_cache=None, return_from_cache=False):
 
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    def _unpack_entry(self, elt):
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        kind = elt.tag
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        if not kind in self.supported_kinds:
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            raise AssertionError('unsupported entry kind %s' % kind)
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            return inventory.TreeReference(file_id, name, parent_id, revision,
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                                           reference_revision)
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        else:
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            return xml7.Serializer_v7._unpack_entry(self, elt,
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                entry_cache=entry_cache, return_from_cache=return_from_cache)
 
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            return xml6.Serializer_v6._unpack_entry(self, elt)
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    def __init__(self, node_size, search_key_name):
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        self.maximum_size = node_size
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        self.search_key_name = search_key_name
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class CHKSerializer(xml6.Serializer_v6):
 
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class CHKSerializer(xml5.Serializer_v5):
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    """A CHKInventory based serializer with 'plain' behaviour."""
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    format_num = '9'