#!/usr/bin/env perl
=head1 LICENSE
 Copyright [2009-2014] EMBL-European Bioinformatics Institute
 
 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at
 
      http://www.apache.org/licenses/LICENSE-2.0
 
 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.

=head1 CONTACT

  Please email comments or questions to the public Ensembl
  developers list at <dev@ensembl.org>.

  Questions may also be sent to the Ensembl Genome help desk at
  <helpdesk@ensembl.org>.

=head1 DESCRIPTION

This script is an example of how to use 
Bio::EnsEMBL::LookUp::get_by_name_pattern to retrieve all 
DBAdaptor instances for genomes which have a name matching the supplied
regexp (can be production_name or a unique alias)

=head1 AUTHOR

dstaines

=head1 MAINTANER

$Author$

=head1 VERSION

$Revision$
=cut

use strict;
use warnings;
use Bio::EnsEMBL::LookUp;
print "Building helper\n";
my $helper = Bio::EnsEMBL::LookUp->new();

print "Getting DBAs for escherichia_coli_.*\n";
my @dbas = @{$helper->get_all_by_name_pattern('escherichia_coli.*')};   
for my $dba (@dbas) {
	# work with DBA as normal
	my $genes = $dba->get_GeneAdaptor()->fetch_all();
	print "Found ".scalar @$genes." genes for ".$dba->species()."\n";
}