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  • Committer: Martin Pool
  • Date: 2006-02-01 12:24:35 UTC
  • mfrom: (1534.4.32 branch-formats)
  • mto: This revision was merged to the branch mainline in revision 1553.
  • Revision ID: mbp@sourcefrog.net-20060201122435-53f3efb1b5749fe1
[merge] branch-formats branch, and reconcile changes

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bzrlib/repository.py
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from cStringIO import StringIO
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from bzrlib.decorators import needs_read_lock, needs_write_lock
 
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from bzrlib.errors import InvalidRevisionId
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from bzrlib.lockable_files import LockableFiles
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from bzrlib.tree import EmptyTree
 
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from bzrlib.osutils import safe_unicode
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from bzrlib.revision import NULL_REVISION
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from bzrlib.store import copy_all
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from bzrlib.store.weave import WeaveStore
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from bzrlib.store.text import TextStore
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import bzrlib.xml5
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from bzrlib.tree import RevisionTree
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from bzrlib.errors import InvalidRevisionId
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from bzrlib.testament import Testament
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from bzrlib.decorators import needs_read_lock, needs_write_lock
 
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from bzrlib.tree import EmptyTree
 
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import bzrlib.xml5
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    """
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    def __init__(self, transport, branch_format):
 
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        # circular dependencies:
 
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        from bzrlib.branch import (BzrBranchFormat4,
 
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                                   BzrBranchFormat5,
 
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                                   BzrBranchFormat6,
 
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                                   )
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        object.__init__(self)
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        self.control_files = LockableFiles(transport.clone(bzrlib.BZRDIR), 'README')
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        def get_weave(name, prefixed=False):
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            if name:
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                name = bzrlib.BZRDIR + '/' + unicode(name)
 
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                name = bzrlib.BZRDIR + '/' + safe_unicode(name)
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            else:
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                name = bzrlib.BZRDIR
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            relpath = self.control_files._escape(name)
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                ws.enable_cache = True
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            return ws
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        def get_store(name, compressed=True, prefixed=False):
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            # FIXME: This approach of assuming stores are all entirely compressed
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            # or entirely uncompressed is tidy, but breaks upgrade from 
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            # some existing branches where there's a mixture; we probably 
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            # still want the option to look for both.
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            if name:
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                name = bzrlib.BZRDIR + '/' + unicode(name)
 
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                name = bzrlib.BZRDIR + '/' + safe_unicode(name)
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            else:
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                name = bzrlib.BZRDIR
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            relpath = self.control_files._escape(name)
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            #    store = bzrlib.store.CachedStore(store, cache_path)
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            return store
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        if branch_format == 4:
 
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        if isinstance(branch_format, BzrBranchFormat4):
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            self.inventory_store = get_store('inventory-store')
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            self.text_store = get_store('text-store')
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            self.revision_store = get_store('revision-store')
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        elif branch_format == 5:
 
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        elif isinstance(branch_format, BzrBranchFormat5):
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            self.control_weaves = get_weave('')
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            self.weave_store = get_weave('weaves')
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            self.revision_store = get_store('revision-store', compressed=False)
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        elif branch_format == 6:
 
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        elif isinstance(branch_format, BzrBranchFormat6):
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            self.control_weaves = get_weave('')
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            self.weave_store = get_weave('weaves', prefixed=True)
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            self.revision_store = get_store('revision-store', compressed=False,
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        # TODO: Unify this with get_inventory()
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        # bzr 0.0.6 and later imposes the constraint that the inventory_id
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        # must be the same as its revision, so this is trivial.
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        if revision_id == None:
 
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        if revision_id is None:
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            # This does not make sense: if there is no revision,
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            # then it is the current tree inventory surely ?!
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            # and thus get_root_id() is something that looks at the last
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        an `EmptyTree` is returned."""
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        # TODO: refactor this to use an existing revision object
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        # so we don't need to read it in twice.
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        if revision_id == None or revision_id == NULL_REVISION:
 
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        if revision_id is None or revision_id == NULL_REVISION:
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            return EmptyTree()
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        else:
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            inv = self.get_revision_inventory(revision_id)