~bzr-pqm/bzr/bzr.dev

Viewing changes to bzrlib/transport/__init__.py

Committer: Canonical.com Patch Queue Manager
Date: 2009-04-27 06:47:50 UTC
mfrom: (4294.2.12 push.roundtrips)
Revision ID: pqm@pqm.ubuntu.com-20090427064750-e9obd6h83omt86ps

(robertc) Reduce roundtrips needed to push a new branch by coalescing
many steps of the initialisation process. (Robert Collins)

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added added

removed removed

bzrlib/transport/__init__.py

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"""

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raise NotImplementedError(self.clone)

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def create_prefix(self):

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"""Create all the directories leading down to self.base."""

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cur_transport = self

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needed = [cur_transport]

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# Recurse upwards until we can create a directory successfully

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while True:

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new_transport = cur_transport.clone('..')

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if new_transport.base == cur_transport.base:

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raise errors.BzrCommandError(

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"Failed to create path prefix for %s."

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% cur_transport.base)

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try:

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new_transport.mkdir('.')

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except errors.NoSuchFile:

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needed.append(new_transport)

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cur_transport = new_transport

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except errors.FileExists:

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break

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else:

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break

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# Now we only need to create child directories

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while needed:

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cur_transport = needed.pop()

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cur_transport.ensure_base()

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def ensure_base(self):

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"""Ensure that the directory this transport references exists.

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"""

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raise errors.NotLocalUrl(self.abspath(relpath))

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def has(self, relpath):

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"""Does the file relpath exist?

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