/usr/share/perl5/KiokuDB/Backend/Serialize/YAML.pm is in libkiokudb-perl 0.57-1.
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 | package KiokuDB::Backend::Serialize::YAML;
BEGIN {
$KiokuDB::Backend::Serialize::YAML::AUTHORITY = 'cpan:NUFFIN';
}
$KiokuDB::Backend::Serialize::YAML::VERSION = '0.57';
use Moose::Role;
# ABSTRACT: YAML::XS based serialization of KiokuDB::Entry objects.
use IO::Handle;
use YAML::XS 0.30 qw(Load Dump);
use namespace::clean -except => 'meta';
with qw(
KiokuDB::Backend::Serialize
KiokuDB::Backend::Role::UnicodeSafe
KiokuDB::Backend::TypeMap::Default::Storable
);
sub serialize {
my ( $self, $entry ) = @_;
my $clone = $entry->clone;
$clone->clear_prev;
$clone->root( $entry->root );
Dump($clone);
}
sub deserialize {
my ( $self, $blob ) = @_;
return Load($blob);
}
sub serialize_to_stream {
my ( $self, $fh, $entry ) = @_;
$fh->print( $self->serialize($entry) );
}
has _deserialize_buffer => (
isa => "ScalarRef",
is => "ro",
default => sub { my $x = ''; \$x },
);
sub deserialize_from_stream {
my ( $self, $fh ) = @_;
local $_;
local $/ = "\n";
my $buf = $self->_deserialize_buffer;
while ( <$fh> ) {
if ( /^---/ and length($$buf) ) {
my @data = $self->deserialize($$buf);
$$buf = $_;
return @data;
} else {
$$buf .= $_;
}
}
if ( length $$buf ) {
my @data = $self->deserialize($$buf);
$$buf = '';
return @data;
} else {
return;
}
}
__PACKAGE__
__END__
=pod
=encoding UTF-8
=head1 NAME
KiokuDB::Backend::Serialize::YAML - YAML::XS based serialization of KiokuDB::Entry objects.
=head1 VERSION
version 0.57
=head1 SYNOPSIS
package MyBackend;
use Moose;
with qw(KiokuDB::Backend::Serialize::YAML);
=head1 DESCRIPTION
L<KiokuDB::Backend::Serialize::Delegate> is preferred to using this directly.
=head1 METHODS
=over 4
=item serialize $entry
Calls L<YAML::XS::Dump>
=item deserialize $str
Calls L<YAML::XS::Load>
=item serialize_to_stream $fh, $entry
Serializes the entry and prints to the file handle.
=item deserialize_from_stream $fh
Reads until a YAML document boundry is reached, and then deserializes the
current buffer.
=back
=head1 AUTHOR
Yuval Kogman <nothingmuch@woobling.org>
=head1 COPYRIGHT AND LICENSE
This software is copyright (c) 2014 by Yuval Kogman, Infinity Interactive.
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.
=cut
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