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Viewing changes to bzrlib/workingtree_4.py

  • Committer: Parth Malwankar
  • Date: 2010-06-12 02:58:42 UTC
  • mto: This revision was merged to the branch mainline in revision 5291.
  • Revision ID: parth.malwankar@gmail.com-20100612025842-amc5em04efepm069
reduced STEP in recordcounter to allow more frequent updates
on progress bar for slower connections.

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bzrlib/workingtree_4.py
1
 
# Copyright (C) 2007-2011 Canonical Ltd
 
1
# Copyright (C) 2007-2010 Canonical Ltd
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2
#
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3
# 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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import errno
32
32
import stat
33
33
 
 
34
import bzrlib
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35
from bzrlib import (
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    bzrdir,
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    cache_utf8,
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    conflicts as _mod_conflicts,
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38
    debug,
39
39
    dirstate,
40
40
    errors,
41
 
    filters as _mod_filters,
42
41
    generate_ids,
43
42
    osutils,
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    revision as _mod_revision,
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    transform,
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    views,
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    )
 
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import bzrlib.branch
 
50
import bzrlib.ui
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51
""")
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52
 
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53
from bzrlib.decorators import needs_read_lock, needs_write_lock
 
54
from bzrlib.filters import filtered_input_file, internal_size_sha_file_byname
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55
from bzrlib.inventory import Inventory, ROOT_ID, entry_factory
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56
from bzrlib.lock import LogicalLockResult
55
 
from bzrlib.lockable_files import LockableFiles
56
 
from bzrlib.lockdir import LockDir
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57
from bzrlib.mutabletree import needs_tree_write_lock
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58
from bzrlib.osutils import (
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59
    file_kind,
62
62
    realpath,
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63
    safe_unicode,
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    )
 
65
from bzrlib.trace import mutter
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66
from bzrlib.transport.local import LocalTransport
66
 
from bzrlib.tree import (
67
 
    InterTree,
68
 
    InventoryTree,
69
 
    )
70
 
from bzrlib.workingtree import (
71
 
    InventoryWorkingTree,
72
 
    WorkingTree,
73
 
    WorkingTreeFormat,
74
 
    )
75
 
 
76
 
 
77
 
class DirStateWorkingTree(InventoryWorkingTree):
78
 
 
 
67
from bzrlib.tree import InterTree
 
68
from bzrlib.tree import Tree
 
69
from bzrlib.workingtree import WorkingTree, WorkingTree3, WorkingTreeFormat3
 
70
 
 
71
 
 
72
class DirStateWorkingTree(WorkingTree3):
79
73
    def __init__(self, basedir,
80
74
                 branch,
81
75
                 _control_files=None,
91
85
        self._format = _format
92
86
        self.bzrdir = _bzrdir
93
87
        basedir = safe_unicode(basedir)
94
 
        trace.mutter("opening working tree %r", basedir)
 
88
        mutter("opening working tree %r", basedir)
95
89
        self._branch = branch
96
90
        self.basedir = realpath(basedir)
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91
        # if branch is at our basedir and is a format 6 or less
131
125
            state.add(f, file_id, kind, None, '')
132
126
        self._make_dirty(reset_inventory=True)
133
127
 
134
 
    def _get_check_refs(self):
135
 
        """Return the references needed to perform a check of this tree."""
136
 
        return [('trees', self.last_revision())]
137
 
 
138
128
    def _make_dirty(self, reset_inventory):
139
129
        """Make the tree state dirty.
140
130
 
192
182
 
193
183
    def _comparison_data(self, entry, path):
194
184
        kind, executable, stat_value = \
195
 
            WorkingTree._comparison_data(self, entry, path)
 
185
            WorkingTree3._comparison_data(self, entry, path)
196
186
        # it looks like a plain directory, but it's really a reference -- see
197
187
        # also kind()
198
188
        if (self._repo_supports_tree_reference and kind == 'directory'
204
194
    def commit(self, message=None, revprops=None, *args, **kwargs):
205
195
        # mark the tree as dirty post commit - commit
206
196
        # can change the current versioned list by doing deletes.
207
 
        result = WorkingTree.commit(self, message, revprops, *args, **kwargs)
 
197
        result = WorkingTree3.commit(self, message, revprops, *args, **kwargs)
208
198
        self._make_dirty(reset_inventory=True)
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199
        return result
210
200
 
379
369
        state = self.current_dirstate()
380
370
        if stat_value is None:
381
371
            try:
382
 
                stat_value = osutils.lstat(file_abspath)
 
372
                stat_value = os.lstat(file_abspath)
383
373
            except OSError, e:
384
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                if e.errno == errno.ENOENT:
385
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                    return None
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478
            self._must_be_locked()
489
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            if not path:
490
480
                path = self.id2path(file_id)
491
 
            mode = osutils.lstat(self.abspath(path)).st_mode
 
481
            mode = os.lstat(self.abspath(path)).st_mode
492
482
            return bool(stat.S_ISREG(mode) and stat.S_IEXEC & mode)
493
483
 
494
484
    def all_file_ids(self):
1257
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        # have to change the legacy inventory too.
1258
1248
        if self._inventory is not None:
1259
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            for file_id in file_ids:
1260
 
                if self._inventory.has_id(file_id):
1261
 
                    self._inventory.remove_recursive_id(file_id)
 
1250
                self._inventory.remove_recursive_id(file_id)
1262
1251
 
1263
1252
    @needs_tree_write_lock
1264
1253
    def rename_one(self, from_rel, to_rel, after=False):
1265
1254
        """See WorkingTree.rename_one"""
1266
1255
        self.flush()
1267
 
        super(DirStateWorkingTree, self).rename_one(from_rel, to_rel, after)
 
1256
        WorkingTree.rename_one(self, from_rel, to_rel, after)
1268
1257
 
1269
1258
    @needs_tree_write_lock
1270
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    def apply_inventory_delta(self, changes):
1303
1292
            self._inventory = inv
1304
1293
        self.flush()
1305
1294
 
1306
 
    @needs_tree_write_lock
1307
 
    def reset_state(self, revision_ids=None):
1308
 
        """Reset the state of the working tree.
1309
 
 
1310
 
        This does a hard-reset to a last-known-good state. This is a way to
1311
 
        fix if something got corrupted (like the .bzr/checkout/dirstate file)
1312
 
        """
1313
 
        if revision_ids is None:
1314
 
            revision_ids = self.get_parent_ids()
1315
 
        if not revision_ids:
1316
 
            base_tree = self.branch.repository.revision_tree(
1317
 
                _mod_revision.NULL_REVISION)
1318
 
            trees = []
1319
 
        else:
1320
 
            trees = zip(revision_ids,
1321
 
                        self.branch.repository.revision_trees(revision_ids))
1322
 
            base_tree = trees[0][1]
1323
 
        state = self.current_dirstate()
1324
 
        # We don't support ghosts yet
1325
 
        state.set_state_from_scratch(base_tree.inventory, trees, [])
1326
 
 
1327
1295
 
1328
1296
class ContentFilterAwareSHA1Provider(dirstate.SHA1Provider):
1329
1297
 
1334
1302
        """See dirstate.SHA1Provider.sha1()."""
1335
1303
        filters = self.tree._content_filter_stack(
1336
1304
            self.tree.relpath(osutils.safe_unicode(abspath)))
1337
 
        return _mod_filters.internal_size_sha_file_byname(abspath, filters)[1]
 
1305
        return internal_size_sha_file_byname(abspath, filters)[1]
1338
1306
 
1339
1307
    def stat_and_sha1(self, abspath):
1340
1308
        """See dirstate.SHA1Provider.stat_and_sha1()."""
1344
1312
        try:
1345
1313
            statvalue = os.fstat(file_obj.fileno())
1346
1314
            if filters:
1347
 
                file_obj = _mod_filters.filtered_input_file(file_obj, filters)
 
1315
                file_obj = filtered_input_file(file_obj, filters)
1348
1316
            sha1 = osutils.size_sha_file(file_obj)[1]
1349
1317
        finally:
1350
1318
            file_obj.close()
1380
1348
class WorkingTree4(DirStateWorkingTree):
1381
1349
    """This is the Format 4 working tree.
1382
1350
 
1383
 
    This differs from WorkingTree by:
 
1351
    This differs from WorkingTree3 by:
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1352
     - Having a consolidated internal dirstate, stored in a
1385
1353
       randomly-accessible sorted file on disk.
1386
1354
     - Not having a regular inventory attribute.  One can be synthesized
1414
1382
        return views.PathBasedViews(self)
1415
1383
 
1416
1384
 
1417
 
class DirStateWorkingTreeFormat(WorkingTreeFormat):
1418
 
 
1419
 
    missing_parent_conflicts = True
1420
 
 
1421
 
    _lock_class = LockDir
1422
 
    _lock_file_name = 'lock'
1423
 
 
1424
 
    def _open_control_files(self, a_bzrdir):
1425
 
        transport = a_bzrdir.get_workingtree_transport(None)
1426
 
        return LockableFiles(transport, self._lock_file_name,
1427
 
                             self._lock_class)
 
1385
class DirStateWorkingTreeFormat(WorkingTreeFormat3):
1428
1386
 
1429
1387
    def initialize(self, a_bzrdir, revision_id=None, from_branch=None,
1430
1388
                   accelerator_tree=None, hardlink=False):
1530
1488
        :param wt: the WorkingTree object
1531
1489
        """
1532
1490
 
1533
 
    def open(self, a_bzrdir, _found=False):
1534
 
        """Return the WorkingTree object for a_bzrdir
1535
 
 
1536
 
        _found is a private parameter, do not use it. It is used to indicate
1537
 
               if format probing has already been done.
1538
 
        """
1539
 
        if not _found:
1540
 
            # we are being called directly and must probe.
1541
 
            raise NotImplementedError
1542
 
        if not isinstance(a_bzrdir.transport, LocalTransport):
1543
 
            raise errors.NotLocalUrl(a_bzrdir.transport.base)
1544
 
        wt = self._open(a_bzrdir, self._open_control_files(a_bzrdir))
1545
 
        return wt
1546
 
 
1547
1491
    def _open(self, a_bzrdir, control_files):
1548
1492
        """Open the tree itself.
1549
1493
 
1640
1584
        return True
1641
1585
 
1642
1586
 
1643
 
class DirStateRevisionTree(InventoryTree):
 
1587
class DirStateRevisionTree(Tree):
1644
1588
    """A revision tree pulling the inventory from a dirstate.
1645
1589
    
1646
1590
    Note that this is one of the historical (ie revision) trees cached in the
1665
1609
    def annotate_iter(self, file_id,
1666
1610
                      default_revision=_mod_revision.CURRENT_REVISION):
1667
1611
        """See Tree.annotate_iter"""
1668
 
        text_key = (file_id, self.get_file_revision(file_id))
 
1612
        text_key = (file_id, self.inventory[file_id].revision)
1669
1613
        annotations = self._repository.texts.annotate(text_key)
1670
1614
        return [(key[-1], line) for (key, line) in annotations]
1671
1615
 
1793
1737
                elif kind == 'directory':
1794
1738
                    parent_ies[(dirname + '/' + name).strip('/')] = inv_entry
1795
1739
                elif kind == 'symlink':
 
1740
                    inv_entry.executable = False
 
1741
                    inv_entry.text_size = None
1796
1742
                    inv_entry.symlink_target = utf8_decode(fingerprint)[0]
1797
1743
                elif kind == 'tree-reference':
1798
1744
                    inv_entry.reference_revision = fingerprint or None
1835
1781
            return parent_details[1]
1836
1782
        return None
1837
1783
 
1838
 
    @needs_read_lock
1839
 
    def get_file_revision(self, file_id):
1840
 
        return self.inventory[file_id].revision
1841
 
 
1842
1784
    def get_file(self, file_id, path=None):
1843
1785
        return StringIO(self.get_file_text(file_id))
1844
1786
 
1926
1868
    def is_executable(self, file_id, path=None):
1927
1869
        ie = self.inventory[file_id]
1928
1870
        if ie.kind != "file":
1929
 
            return False
 
1871
            return None
1930
1872
        return ie.executable
1931
1873
 
1932
1874
    def is_locked(self):
2045
1987
    def make_source_parent_tree(source, target):
2046
1988
        """Change the source tree into a parent of the target."""
2047
1989
        revid = source.commit('record tree')
2048
 
        target.branch.fetch(source.branch, revid)
 
1990
        target.branch.repository.fetch(source.branch.repository, revid)
2049
1991
        target.set_parent_ids([revid])
2050
1992
        return target.basis_tree(), target
2051
1993