Search::InvertedIndex::Update - A container for a mass data update for a -group/-index.


Search-InvertedIndex documentation Contained in the Search-InvertedIndex distribution.

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NAME

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Search::InvertedIndex::Update - A container for a mass data update for a -group/-index.

SYNOPSIS

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DESCRIPTION

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Provides a container for the information to perform an update for a -group/-index tuple.

CHANGES

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1.01 2002.05.24 - Cleaned up 'new' method to improve performance.

Public API

Inherits 'get','set','clear' and 'exists' methods from Class::NamedParms

Initialization

new({ -group => $group, -index => $index, -keys => { ... ) [ -data = > $data ] });>

Returns and optionally initializes a new Search::InvertedIndex::Update object.

Examples:

  my $update = Search::InvertedIndex::Update->new;

  my $update = Search::InvertedIndex::Update->new({ -group => $group,
                                                    -index => $index,
                                                     -data => $index_data,
                                                     -keys => {
												               $key0 => 10,
															   $key1 => 20,
															   $key2 => 15,
													         },
												 });

Inherits 'get/set' methods from Class::NamedParms

The -keys parameter is a reference to a hash containing all the keys for this index and their assigned rankings. Rankings are allowed to be integer values between -32768 and +32767 inclusive.

The -group and -index are required, the -keys are optional. The Update object is used for update by replacement of all -keys for the specified -group and -index. All existing keys are deleted and the passed -keys is used to insert a completely new set of keys for the specified index/group.

The -data parameter is optional, but if passed will replace the existing -data record for the -index.

COPYRIGHT

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AUTHOR

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Benjamin Franz

TODO

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Everything.

VERSION

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1.01 2002.05.24 - Changed initialization to improve performance


Search-InvertedIndex documentation Contained in the Search-InvertedIndex distribution.
package Search::InvertedIndex::Update;

# $RCSfile: Update.pm,v $ $Revision: 1.5 $ $Date: 1999/06/15 22:31:07 $ $Author: snowhare $

use strict;
use Class::NamedParms;
use vars qw (@ISA $VERSION);

@ISA     = qw (Class::NamedParms);
$VERSION = '1.01';

####################################################################

sub new {
	my $proto = shift;
    my $class = ref ($proto) || $proto;
	my $self  = Class::NamedParms->new(qw(-group -index -keys -data));
	bless $self,$class;

    # Read any passed parms
    my $parm_ref = {};
    if ($#_ == 0) {
        $parm_ref  = shift;
    } elsif ($#_ > 0) {
        %$parm_ref = @_;
    }
    if (not exists $parm_ref->{-data}) {
        $parm_ref->{-data} = undef;
    }
    if (not exists $parm_ref->{-keys}) {
        $parm_ref->{-keys} = undef;
    }
    $self->set($parm_ref);
	return $self;
}

####################################################################

1;