NAME

PNI::Tree

SYNOPSIS

Don't use this module, it is a PNI internal.

DESCRIPTION

This class holds the PNI nodes and links hierarchy tree. At every PNI::RUN it is updated the node hierarchy tree and then it is called the task method of every node.

SUBROUTINES/METHODS

add_node

Adds a PNI node to the hierarchy tree. It's called by the PNI::node method. Returns a reference to the node created.

add_link

Adds a PNI link to the hierarchy tree. It's called by the PNI::link method. Returns a reference to the new link created.

AUTHOR

G. Casati , <fibo@cpan.org>

COPYRIGHT AND LICENSE

Copyright (C) 2010 by G. Casati

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