Marvin Humphrey > KinoSearch-0.315 > KinoSearch::Search::PolyQuery

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NAME ^

KinoSearch::Search::PolyQuery - Base class for composite Query objects.

DEPRECATED ^

The KinoSearch code base has been assimilated by the Apache Lucy project. The "KinoSearch" namespace has been deprecated, but development continues under our new name at our new home: http://lucy.apache.org/

SYNOPSIS ^

    sub walk {
        my $query = shift;
        if ( $query->isa("KinoSearch::Search::PolyQuery") ) {
            if    ( $query->isa("KinoSearch::Search::ORQuery") )  { ... }
            elsif ( $query->isa("KinoSearch::Search::ANDQuery") ) { ... }
            elsif ( $query->isa("KinoSearch::Search::RequiredOptionalQuery") ) {
                ...
            }
            elsif ( $query->isa("KinoSearch::Search::NOTQuery") ) { ... }
        }
        else { ... }
    }

DESCRIPTION ^

PolyQuery serves as a shared base class for ANDQuery, ORQuery, NOTQuery, and RequiredOptionalQuery. All of these classes may serve as nodes in composite Query with a tree structure which may be walked.

INHERITANCE ^

KinoSearch::Search::PolyQuery isa KinoSearch::Search::Query isa KinoSearch::Object::Obj.

COPYRIGHT AND LICENSE ^

Copyright 2005-2011 Marvin Humphrey

This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.

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