/brz/remove-bazaar

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  • Committer: wang
  • Date: 2006-10-29 13:41:32 UTC
  • mto: (2104.4.1 wang_65714)
  • mto: This revision was merged to the branch mainline in revision 2109.
  • Revision ID: wang@ubuntu-20061029134132-3d7f4216f20c4aef
Replace python's difflib by patiencediff because the worst case 
performance is cubic for difflib and people commiting large data 
files are often hurt by this. The worst case performance of patience is 
quadratic. Fix bug 65714.

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tools/riodemo.py
 
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# \subsection{Example usage}
 
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# 
 
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# \textbf{XXX:} Move these to object serialization code. 
 
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def write_revision(writer, revision):
 
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    s = Stanza(revision=revision.revision_id,
 
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               committer=revision.committer, 
 
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               timezone=long(revision.timezone),
 
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               timestamp=long(revision.timestamp),
 
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               inventory_sha1=revision.inventory_sha1,
 
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               message=revision.message)
 
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    for parent_id in revision.parent_ids:
 
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        s.add('parent', parent_id)
 
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    for prop_name, prop_value in revision.properties.items():
 
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        s.add(prop_name, prop_value)
 
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    writer.write_stanza(s)
 
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def write_inventory(writer, inventory):
 
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    s = Stanza(inventory_version=7)
 
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    writer.write_stanza(s)
 
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    for path, ie in inventory.iter_entries():
 
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        s = Stanza()
 
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        s.add(ie.kind, ie.file_id)
 
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        for attr in ['name', 'parent_id', 'revision', \
 
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                     'text_sha1', 'text_size', 'executable', \
 
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                     'symlink_target', \
 
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                     ]:
 
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            attr_val = getattr(ie, attr, None)
 
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            if attr == 'executable' and attr_val == 0:
 
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                continue
 
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            if attr == 'parent_id' and attr_val == 'TREE_ROOT':
 
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                continue
 
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            if attr_val is not None:
 
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                s.add(attr, attr_val)
 
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        writer.write_stanza(s)
 
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def read_inventory(inv_file):
 
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    """Read inventory object from rio formatted inventory file"""
 
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    from bzrlib.inventory import Inventory, InventoryFile
 
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    s = read_stanza(inv_file)
 
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    assert s['inventory_version'] == 7
 
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    inv = Inventory()
 
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    for s in read_stanzas(inv_file):
 
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        kind, file_id = s.items[0]
 
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        parent_id = None
 
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        if 'parent_id' in s:
 
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            parent_id = s['parent_id']
 
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        if kind == 'file':
 
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            ie = InventoryFile(file_id, s['name'], parent_id)
 
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            ie.text_sha1 = s['text_sha1']
 
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            ie.text_size = s['text_size']
 
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        else:
 
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            raise NotImplementedError()
 
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        inv.add(ie)
 
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    return inv