package Bio::Phylo::Util::IDPool;
use strict;
{
my @reclaim;
my $obj_counter = 1;
sub _initialize {
my $obj_ID = 0;
if (@reclaim) {
$obj_ID = shift(@reclaim);
}
else {
$obj_ID = $obj_counter;
$obj_counter++;
}
return \$obj_ID;
}
sub _reclaim {
my ( $class, $obj ) = @_;
# push @reclaim, $obj->get_id;
}
}
1;
__END__
=head1 NAME
Bio::Phylo::Util::IDPool - Utility class for generating object IDs. No serviceable parts inside.
=head1 DESCRIPTION
This package defines utility functions for generating and reclaiming object
IDs. These functions are called by object constructors and destructors,
respectively. There is no direct usage.
=head1 SEE ALSO
There is a mailing list at L<https://groups.google.com/forum/#!forum/bio-phylo>
for any user or developer questions and discussions.
=over
=item L<Bio::Phylo::Manual>
Also see the manual: L<Bio::Phylo::Manual> and L<http://rutgervos.blogspot.com>.
=back
=head1 CITATION
If you use Bio::Phylo in published research, please cite it:
B<Rutger A Vos>, B<Jason Caravas>, B<Klaas Hartmann>, B<Mark A Jensen>
and B<Chase Miller>, 2011. Bio::Phylo - phyloinformatic analysis using Perl.
I<BMC Bioinformatics> B<12>:63.
L<http://dx.doi.org/10.1186/1471-2105-12-63>
=cut