Meta::Digest::Collection - a collection of MD5 signatures for files.


Meta documentation Contained in the Meta distribution.

Index


Code Index:

NAME

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Meta::Digest::Collection - a collection of MD5 signatures for files.

COPYRIGHT

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LICENSE

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This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.

DETAILS

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	MANIFEST: Collection.pm
	PROJECT: meta
	VERSION: 0.06

SYNOPSIS

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	package foo;
	use Meta::Digest::Collection qw();
	my($object)=Meta::Digest::Collection->new();
	$object->add_file("/etc/passwd");

DESCRIPTION

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This object encapsulates a collection of MD5. This collection maps files to signatures and signatures to maps.

The class uses the many to one mapping object (which is all it is except for a few masking/convenience routines).

FUNCTIONS

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	insert_file($$)
	has_file($$)
	has_sum($$)
	get_files_by_sum($$)
	get_sum_by_file($$)
	TEST($)

FUNCTION DOCUMENTATION

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insert_file($$)

Read a file, calculate it's sum and add it to the map.

has_file($$)

Return whether the file exists in the collection.

has_sum($$)

Return whether the sum exists in the collection.

get_files_by_sum($$)

Return the set of files that have the specified md5 sum.

get_sum_by_file($$)

Return the md5 sum of the specified file.

TEST($)

Test suite for this module.

SUPER CLASSES

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Meta::Ds::MapM1(3)

BUGS

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None.

AUTHOR

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	Name: Mark Veltzer
	Email: mailto:veltzer@cpan.org
	WWW: http://www.veltzer.org
	CPAN id: VELTZER

HISTORY

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	0.00 MV web site development
	0.01 MV web site automation
	0.02 MV SEE ALSO section fix
	0.03 MV download scripts
	0.04 MV bring movie data
	0.05 MV more pdmt stuff
	0.06 MV md5 issues

SEE ALSO

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Meta::Digest::MD5(3), Meta::Ds::MapM1(3), strict(3)

TODO

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Nothing.


Meta documentation Contained in the Meta distribution.

#!/bin/echo This is a perl module and should not be run

package Meta::Digest::Collection;

use strict qw(vars refs subs);
use Meta::Ds::MapM1 qw();
use Meta::Digest::MD5 qw();

our($VERSION,@ISA);
$VERSION="0.06";
@ISA=qw(Meta::Ds::MapM1);

#sub insert_file($$);
#sub has_file($$);
#sub has_sum($$);
#sub get_files_by_sum($$);
#sub get_sum_by_file($$);
#sub TEST($);

#__DATA__

sub insert_file($$) {
	my($self,$name)=@_;
	my($sum)=Meta::Digest::MD5::get_filename_digest($name);
	$self->insert($name,$sum);
}

sub has_file($$) {
	my($self,$name)=@_;
	return($self->has_a($name));
}

sub has_sum($$) {
	my($self,$sum)=@_;
	return($self->has_b($sum));
}

sub get_files_by_sum($$) {
	my($self,$sum)=@_;
	return($self->get_a($sum));
}

sub get_sum_by_file($$) {
	my($self,$file)=@_;
	return($self->get_b($file));
}

sub TEST($) {
	my($context)=@_;
	return(1);
}

1;

__END__