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  • Committer: Martin Pool
  • Date: 2005-06-11 01:39:37 UTC
  • Revision ID: mbp@sourcefrog.net-20050611013937-fa6a4081ce78b100
- revision records include the hash of their inventory and
  of their predecessor.
  patch from John A Meinel

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bzrlib/branch.py
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from inventory import InventoryEntry, Inventory
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from osutils import isdir, quotefn, isfile, uuid, sha_file, username, \
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     format_date, compact_date, pumpfile, user_email, rand_bytes, splitpath, \
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     joinpath, sha_string, file_kind, local_time_offset, appendpath
 
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     joinpath, sha_file, sha_string, file_kind, local_time_offset, appendpath
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from store import ImmutableStore
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from revision import Revision
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from errors import BzrError
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        assert r.revision_id == revision_id
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        return r
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    def get_revision_sha1(self, revision_id):
 
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        """Hash the stored value of a revision, and return it."""
 
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        # In the future, revision entries will be signed. At that
 
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        # point, it is probably best *not* to include the signature
 
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        # in the revision hash. Because that lets you re-sign
 
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        # the revision, (add signatures/remove signatures) and still
 
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        # have all hash pointers stay consistent.
 
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        # But for now, just hash the contents.
 
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        return sha_file(self.revision_store[revision_id])
 
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    def get_inventory(self, inventory_id):
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        """Get Inventory object by hash.
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        i = Inventory.read_xml(self.inventory_store[inventory_id])
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        return i
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    def get_inventory_sha1(self, inventory_id):
 
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        """Return the sha1 hash of the inventory entry
 
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        """
 
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        return sha_file(self.inventory_store[inventory_id])
 
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    def get_revision_inventory(self, revision_id):
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        """Return inventory of a past revision."""