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package Forest::Tree::Indexer::SimpleUIDIndexer;
use Moose;
our $VERSION = '0.09';
our $AUTHORITY = 'cpan:STEVAN';
with 'Forest::Tree::Indexer';
sub build_index {
my $self = shift;
my $root = $self->get_root;
my $index = $self->index;
(!exists $index->{$root->uid})
|| confess "Tree root has already been indexed, you must clear it before re-indexing";
$index->{$root->uid} = $root;
$root->traverse(sub {
my $t = shift;
(!exists $index->{$t->uid})
|| confess "Duplicate tree id (" . $t->uid . ") found";
$index->{$t->uid} = $t;
});
};
__PACKAGE__->meta->make_immutable;
no Moose; 1;
__END__
=pod
=head1 NAME
Forest::Tree::Indexer::SimpleUIDIndexer - Indexes a Forest::Tree heiarchy by it's UID
=head1 DESCRIPTION
This creates an index of a Forest::Tree heiarchy using the UID as the key.
=head1 METHODS
=over 4
=item B<build_index>
=back
=head1 BUGS
All complex software has bugs lurking in it, and this module is no
exception. If you find a bug please either email me, or add the bug
to cpan-RT.
=head1 AUTHOR
Stevan Little E<lt>stevan.little@iinteractive.comE<gt>
=head1 COPYRIGHT AND LICENSE
Copyright 2008-2010 Infinity Interactive, Inc.
L<http://www.iinteractive.com>
This library is free software; you can redistribute it and/or modify
it under the same terms as Perl itself.
=cut
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