3 # Copyright (C) 2007-2009 Martin A. Hansen.
5 # This program is free software; you can redistribute it and/or
6 # modify it under the terms of the GNU General Public License
7 # as published by the Free Software Foundation; either version 2
8 # of the License, or (at your option) any later version.
10 # This program is distributed in the hope that it will be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; if not, write to the Free Software
17 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
19 # http://www.gnu.org/copyleft/gpl.html
22 # >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> DESCRIPTION <<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
24 # Removes specified keys from records in stream.
26 # >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
30 use Maasha::Biopieces;
33 # >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
36 my ( $options, $in, $out, $record, $new_record );
38 $options = Maasha::Biopieces::parse_options(
40 { long => 'keys', short => 'k', type => 'list', mandatory => 'no', default => undef, allowed => undef, disallowed => undef },
41 { long => 'save_keys', short => 'K', type => 'list', mandatory => 'no', default => undef, allowed => undef, disallowed => undef },
45 $in = Maasha::Biopieces::read_stream( $options->{ "stream_in" } );
46 $out = Maasha::Biopieces::write_stream( $options->{ "stream_out" } );
48 while ( $record = Maasha::Biopieces::get_record( $in ) )
50 if ( $options->{ "keys" } )
52 map { delete $record->{ $_ } } @{ $options->{ "keys" } };
54 elsif ( $options->{ "save_keys" } )
56 map { $new_record->{ $_ } = $record->{ $_ } if exists $record->{ $_ } } @{ $options->{ "save_keys" } };
58 $record = $new_record;
61 Maasha::Biopieces::put_record( $record, $out ) if keys %{ $record };
65 # >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<
70 $run_time_beg = Maasha::Biopieces::run_time();
72 Maasha::Biopieces::log_biopiece();
78 Maasha::Biopieces::close_stream( $in );
79 Maasha::Biopieces::close_stream( $out );
81 $run_time_end = Maasha::Biopieces::run_time();
83 Maasha::Biopieces::run_time_print( $run_time_beg, $run_time_end, $options );
87 # >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>><<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<