NAME¶
Lucy::Index::SegReader - Single-segment IndexReader.
SYNOPSIS¶
my $polyreader = Lucy::Index::IndexReader->open(
index => '/path/to/index',
);
my $seg_readers = $polyreader->seg_readers;
for my $seg_reader (@$seg_readers) {
my $seg_name = $seg_reader->get_seg_name;
my $num_docs = $seg_reader->doc_max;
print "Segment $seg_name ($num_docs documents):\n";
my $doc_reader = $seg_reader->obtain("Lucy::Index::DocReader");
for my $doc_id ( 1 .. $num_docs ) {
my $doc = $doc_reader->fetch_doc($doc_id);
print " $doc_id: $doc->{title}\n";
}
}
DESCRIPTION¶
SegReader interprets the data within a single segment of an index.
Generally speaking, only advanced users writing subclasses which manipulate data
at the segment level need to deal with the SegReader API directly.
Nearly all of SegReader's functionality is implemented by pluggable components
spawned by Architecture's factory methods.
METHODS¶
get_seg_name()¶
Return the name of the segment.
get_seg_num()¶
Return the number of the segment.
INHERITANCE¶
Lucy::Index::SegReader isa Lucy::Index::IndexReader isa Lucy::Index::DataReader
isa Lucy::Object::Obj.