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# Copyright (C) 2007 Canonical Ltd
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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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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""Converters, etc for going between Bazaar and Git ids."""
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from bzrlib import errors, foreign
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class BzrGitMapping(foreign.VcsMapping):
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"""Class that maps between Git and Bazaar semantics."""
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def revision_id_foreign_to_bzr(self, git_rev_id):
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"""Convert a git revision id handle to a Bazaar revision id."""
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return "%s:%s" % (self.revid_prefix, git_rev_id)
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def revision_id_bzr_to_foreign(self, bzr_rev_id):
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"""Convert a Bazaar revision id to a git revision id handle."""
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if not bzr_rev_id.startswith("%s:" % self.revid_prefix):
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raise errors.InvalidRevisionId(bzr_rev_id, self)
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return bzr_rev_id[len(self.revid_prefix)+1:]
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def show_foreign_revid(self, foreign_revid):
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return { "git commit": foreign_revid }
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class BzrGitMappingExperimental(BzrGitMapping):
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revid_prefix = 'git-experimental'
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default_mapping = BzrGitMappingExperimental()