/usr/share/perl5/Plucene/Index/SegmentTermEnum.pm is in libplucene-perl 1.25-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 | package Plucene::Index::SegmentTermEnum;
=head1 NAME
Plucene::Index::SegmentTermEnum - Segment term enum
=head1 SYNOPSIS
my $seg_term_enum = Plucene::Index::SegmentTermEnum
->new( Plucene::Store::InputStream $i,
Plucene::Index::FieldInfos $fi,
$is_index);
my $clone = $seg_term_info->clone;
my Plucene::Index::Term $term = $seg_term_enum->read_term;
$seg_term_info->seek($ptr, $position, $term, $term_info);
$seg_term_enum->prev;
$seg_term_enum->next;
=head1 DESCRIPTION
This is the segment term enum class.
=head1 METHODS
=cut
use strict;
use warnings;
use Plucene::Index::TermInfo;
use Plucene::Index::Term;
use base 'Class::Accessor::Fast';
__PACKAGE__->mk_accessors(qw(term term_info index_pointer size position));
=head2 new
my $seg_term_enum = Plucene::Index::SegmentTermEnum
->new( Plucene::Store::InputStream $i,
Plucene::Index::FieldInfos $fi,
$is_index);
=head2 term / term_info / index_pointer / size / position
/ doc_freq / freq_pointer / prox_pointer
Get / set these attributes.
=cut
sub doc_freq { shift->{term_info}->doc_freq(@_) }
sub freq_pointer { shift->{term_info}->freq_pointer(@_) }
sub prox_pointer { shift->{term_info}->prox_pointer(@_) }
# term_info must return a clone
sub new {
my ($class, $i, $fis, $is_i) = @_;
bless {
input => $i,
field_infos => $fis,
is_index => $is_i,
position => -1,
term => Plucene::Index::Term->new(),
term_info => Plucene::Index::TermInfo->new(),
size => $i->read_int
}, $class;
}
=head2 clone
my $clone = $seg_term_info->clone;
=cut
sub clone {
my $self = shift;
my $clone = bless { %$self, input => $self->{input}->clone, }, ref $self;
$clone->{buffer} = $self->{term}->text if $self->{term};
return $clone;
}
=head2 seek
$seg_term_info->seek($ptr, $position, $term, $term_info);
=cut
sub seek {
my ($self, $ptr, $p, $t, $ti) = @_;
$self->{input}->seek($ptr, 0);
$self->{position} = $p;
$self->{term} = $t;
undef $self->{prev};
$self->{term_info} = $ti->clone;
$self->{buffer} = $t->text;
}
=head2 prev / next
$seg_term_enum->prev;
$seg_term_enum->next;
=cut
sub prev { return $_[0]->{prev} }
sub next {
my $self = shift;
if ($self->{position}++ >= $self->{size} - 1) {
undef $self->{term};
return;
}
$self->{prev} = $self->{term};
$self->{term} = $self->read_term();
$self->{term_info}->{doc_freq} = $self->{input}->read_vint;
$self->{term_info}->{freq_pointer} += $self->{input}->read_vlong;
$self->{term_info}->{prox_pointer} += $self->{input}->read_vlong;
$self->{index_pointer} += $self->{input}->read_vlong if $self->{is_index};
return 1;
}
=head2 read_term
my Plucene::Index::Term $term = $seg_term_enum->read_term;
=cut
sub read_term {
my $self = shift;
my $start = $self->{input}->read_vint();
my $length = $self->{input}->read_vint();
$self->{buffer} ||= " " x $length;
$self->{input}->read(substr($self->{buffer}, $start, $length), $length);
$self->{buffer} = substr($self->{buffer}, 0, $start + $length);
return bless {
text => $self->{buffer},
field => $self->{field_infos}->field_name($self->{input}->read_vint),
} => 'Plucene::Index::Term';
}
1;
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