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Viewing changes to bzrlib/repofmt/pack_repo.py

  • Committer: Aaron Bentley
  • Date: 2007-11-25 17:54:55 UTC
  • mto: This revision was merged to the branch mainline in revision 3026.
  • Revision ID: aaron.bentley@utoronto.ca-20071125175455-3zoctrg96t1hmt1s
https://launchpad.net/bugs/164639
Implement rich-root-pack format ( #164639)

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Lines of Context:
bzrlib/repofmt/pack_repo.py
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    osutils,
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    transactions,
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    xml5,
 
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    xml6,
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    xml7,
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    )
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    def get_format_description(self):
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        """See RepositoryFormat.get_format_description()."""
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        return "Packs containing knits with subtree support\n"
 
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class RepositoryFormatKnitPack4(RepositoryFormatPack):
 
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    """A rich-root, no subtrees parameterised Pack repository.
 
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    This repository format uses the xml7 serializer to get:
 
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     - support for recording full info about the tree root
 
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     - support for recording tree-references
 
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    This format was introduced in 0.92.
 
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    """
 
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    repository_class = KnitPackRepository
 
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    _commit_builder_class = PackRootCommitBuilder
 
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    rich_root_data = True
 
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    supports_tree_reference = False
 
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    _serializer = xml6.serializer_v6
 
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    def _get_matching_bzrdir(self):
 
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        return bzrdir.format_registry.make_bzrdir(
 
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            'rich-root-pack')
 
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    def _ignore_setting_bzrdir(self, format):
 
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        pass
 
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    _matchingbzrdir = property(_get_matching_bzrdir, _ignore_setting_bzrdir)
 
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    def check_conversion_target(self, target_format):
 
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        if not target_format.rich_root_data:
 
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            raise errors.BadConversionTarget(
 
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                'Does not support rich root data.', target_format)
 
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    def get_format_string(self):
 
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        """See RepositoryFormat.get_format_string()."""
 
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        return ("Bazaar pack repository format 1 with rich root"
 
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                " (needs bzr 1.0)\n")
 
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    def get_format_description(self):
 
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        """See RepositoryFormat.get_format_description()."""
 
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        return "Packs containing knits with rich root support\n"