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package KiokuDB::GC::Naive; |
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BEGIN { |
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$KiokuDB::GC::Naive::AUTHORITY = 'cpan:NUFFIN'; |
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} |
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$KiokuDB::GC::Naive::VERSION = '0.57'; |
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use Moose; |
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# ABSTRACT: Naive mark and sweep garbage collection |
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use KiokuDB::GC::Naive::Mark; |
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use KiokuDB::GC::Naive::Sweep; |
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use namespace::clean -except => 'meta'; |
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with qw(KiokuDB::Role::Verbosity); |
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has backend => ( |
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does => "KiokuDB::Backend::Role::Scan", |
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is => "ro", |
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required => 1, |
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); |
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has [qw(mark_scan sweep_scan)] => ( |
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is => "ro", |
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lazy_build => 1, |
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); |
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sub _build_mark_scan { |
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my $self = shift; |
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KiokuDB::GC::Naive::Mark->new( |
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backend => $self->backend, |
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verbose => $self->verbose, |
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); |
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} |
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sub _build_sweep_scan { |
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my $self = shift; |
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my $mark_results = $self->mark_results; |
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$self->v("sweeping...\n"); |
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KiokuDB::GC::Naive::Sweep->new( |
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backend => $self->backend, |
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verbose => $self->verbose, |
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mark_results => $mark_results, |
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); |
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} |
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has mark_results => ( |
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isa => "KiokuDB::GC::Naive::Mark::Results", |
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is => "ro", |
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handles => qr/.*/, |
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lazy_build => 1, |
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); |
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sub _build_mark_results { |
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my $self = shift; |
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$self->v("marking reachable objects...\n"); |
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return $self->mark_scan->results; |
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} |
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has sweep_results => ( |
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isa => "KiokuDB::GC::Naive::Sweep::Results", |
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is => "ro", |
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handles => qr/.*/, |
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lazy_build => 1, |
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); |
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sub _build_sweep_results { |
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my $self = shift; |
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return $self->sweep_scan->results; |
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} |
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__PACKAGE__->meta->make_immutable; |
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__PACKAGE__ |
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__END__ |
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=pod |
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=encoding UTF-8 |
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=head1 NAME |
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KiokuDB::GC::Naive - Naive mark and sweep garbage collection |
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=head1 VERSION |
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version 0.57 |
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=head1 SYNOPSIS |
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use KiokuDB::GC::Naive; |
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my $gc = KiokuDB::GC::Naive->new( |
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backend => $backend, |
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); |
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$backend->delete( $gc->garbage->members ); |
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=head1 DESCRIPTION |
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This class implements full mark and sweep garbage collection for a backend |
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supporting L<KiokuDB::Backend::Role::Scan>. |
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111
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=head1 AUTHOR |
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Yuval Kogman <nothingmuch@woobling.org> |
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=head1 COPYRIGHT AND LICENSE |
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This software is copyright (c) 2014 by Yuval Kogman, Infinity Interactive. |
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This is free software; you can redistribute it and/or modify it under |
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the same terms as the Perl 5 programming language system itself. |
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122
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=cut |