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  • Committer: Ian Clatworthy
  • Date: 2009-02-17 23:37:24 UTC
  • mto: (0.64.114 trunk)
  • mto: This revision was merged to the branch mainline in revision 6631.
  • Revision ID: ian.clatworthy@canonical.com-20090217233724-y6q12cyoyln6vkh6
code & tests for file copying

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processors/query_processor.py
 
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# Copyright (C) 2008 Canonical Ltd
 
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#
 
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# 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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# the Free Software Foundation; either version 2 of the License, or
 
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# (at your option) any later version.
 
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#
 
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# This program is distributed in the hope that it will be useful,
 
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
 
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 
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# GNU General Public License for more details.
 
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#
 
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# You should have received a copy of the GNU General Public License
 
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# along with this program; if not, write to the Free Software
 
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
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"""Import processor that queries the input (and doesn't import)."""
 
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from bzrlib.plugins.fastimport import (
 
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    commands,
 
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    processor,
 
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    )
 
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class QueryProcessor(processor.ImportProcessor):
 
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    """An import processor that queries the input.
 
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    No changes to the current repository are made.
 
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    """
 
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    known_params = commands.COMMAND_NAMES + commands.FILE_COMMAND_NAMES
 
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    def __init__(self, target=None, params=None, verbose=False):
 
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        # Allow creation without a target
 
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        processor.ImportProcessor.__init__(self, target, params, verbose)
 
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        self.parsed_params = {}
 
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        if params:
 
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            for name, value in params.iteritems():
 
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                if value == 1:
 
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                    # All fields
 
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                    fields = None
 
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                else:
 
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                    fields = value.split(',')
 
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                self.parsed_params[name] = fields
 
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    def pre_handler(self, cmd):
 
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        """Hook for logic before each handler starts."""
 
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        if self.parsed_params.has_key(cmd.name):
 
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            fields = self.parsed_params[cmd.name]
 
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            str = cmd.dump_str(fields, self.parsed_params, self.verbose)
 
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            print "%s" % (str,)
 
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    def progress_handler(self, cmd):
 
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        """Process a ProgressCommand."""
 
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        pass
 
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    def blob_handler(self, cmd):
 
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        """Process a BlobCommand."""
 
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        pass
 
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    def checkpoint_handler(self, cmd):
 
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        """Process a CheckpointCommand."""
 
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        pass
 
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    def commit_handler(self, cmd):
 
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        """Process a CommitCommand."""
 
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        for fc in cmd.file_iter():
 
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            pass
 
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    def reset_handler(self, cmd):
 
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        """Process a ResetCommand."""
 
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        pass
 
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    def tag_handler(self, cmd):
 
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        """Process a TagCommand."""
 
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        pass