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Lucy::Plan::Architecture(3pm) | User Contributed Perl Documentation | Lucy::Plan::Architecture(3pm) |
NAME¶
Lucy::Plan::Architecture - Configure major components of an index.SYNOPSIS¶
package MyArchitecture; use base qw( Lucy::Plan::Architecture ); use LucyX::Index::ZlibDocWriter; use LucyX::Index::ZlibDocReader; sub register_doc_writer { my ( $self, $seg_writer ) = @_; my $doc_writer = LucyX::Index::ZlibDocWriter->new( snapshot => $seg_writer->get_snapshot, segment => $seg_writer->get_segment, polyreader => $seg_writer->get_polyreader, ); $seg_writer->register( api => "Lucy::Index::DocReader", component => $doc_writer, ); $seg_writer->add_writer($doc_writer); } sub register_doc_reader { my ( $self, $seg_reader ) = @_; my $doc_reader = LucyX::Index::ZlibDocReader->new( schema => $seg_reader->get_schema, folder => $seg_reader->get_folder, segments => $seg_reader->get_segments, seg_tick => $seg_reader->get_seg_tick, snapshot => $seg_reader->get_snapshot, ); $seg_reader->register( api => 'Lucy::Index::DocReader', component => $doc_reader, ); } package MySchema; use base qw( Lucy::Plan::Schema ); sub architecture { shift; return MyArchitecture->new(@_); }
DESCRIPTION¶
By default, a Lucy index consists of several main parts: lexicon, postings, stored documents, deletions, and highlight data. The readers and writers for that data are spawned by Architecture. Each component operates at the segment level; Architecture's factory methods are used to build up SegWriter and SegReader.CONSTRUCTORS¶
new()¶
my $arch = Lucy::Plan::Architecture->new;
Constructor. Takes no arguments.
METHODS¶
register_doc_writer(writer)¶
Spawn a DataWriter and register() it with the supplied SegWriter, adding it to the SegWriter's writer stack.- •
- writer - A SegWriter.
register_doc_reader(reader)¶
Spawn a DocReader and register() it with the supplied SegReader.- •
- reader - A SegReader.
INHERITANCE¶
Lucy::Plan::Architecture isa Lucy::Object::Obj.2016-07-07 | perl v5.24.1 |