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Viewing changes to bzrlib/hashcache.py

  • Committer: Aaron Bentley
  • Date: 2006-09-20 14:03:05 UTC
  • mto: This revision was merged to the branch mainline in revision 2162.
  • Revision ID: abentley@panoramicfeedback.com-20060920140305-7726fe3eb92690b1
Get tree._iter_changed down to ~ 1 stat per file

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Lines of Context:
bzrlib/hashcache.py
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                self.needs_write = True
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                del self._cache[path]
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    def get_sha1(self, path):
 
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    def get_sha1(self, path, stat_value=None):
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        """Return the sha1 of a file.
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        """
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        abspath = pathjoin(self.root, path)
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        self.stat_count += 1
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        file_fp = self._fingerprint(abspath)
 
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        file_fp = self._fingerprint(abspath, stat_value)
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        if not file_fp:
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            # not a regular file or not existing
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        """
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        return int(time.time()) - 3
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    def _fingerprint(self, abspath):
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        try:
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            fs = os.lstat(abspath)
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        except OSError:
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            # might be missing, etc
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            return None
 
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    def _fingerprint(self, abspath, fs=None):
 
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        if fs is None:
 
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            try:
 
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                fs = os.lstat(abspath)
 
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            except OSError:
 
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                # might be missing, etc
 
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                return None
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        if stat.S_ISDIR(fs.st_mode):
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            return None
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        # we discard any high precision because it's not reliable; perhaps we