Mercurial > repos > mahtabm > ensembl
diff variant_effect_predictor/Bio/DB/SeqI.pm @ 0:1f6dce3d34e0
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author | mahtabm |
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date | Thu, 11 Apr 2013 02:01:53 -0400 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/variant_effect_predictor/Bio/DB/SeqI.pm Thu Apr 11 02:01:53 2013 -0400 @@ -0,0 +1,179 @@ + +# +# $Id: SeqI.pm,v 1.7 2002/10/22 07:38:29 lapp Exp $ +# +# BioPerl module for Bio::DB::SeqI.pm +# +# Cared for by Ewan Birney <birney@ebi.ac.uk> +# +# Copyright Ewan Birney +# +# You may distribute this module under the same terms as perl itself + +# POD documentation - main docs before the code + +=head1 NAME + +Bio::DB::SeqI - Abstract Interface for Sequence databases + +=head1 SYNOPSIS + + # get a Bio::DB::SeqI somehow + + $seq = $seqdb->get_Seq_by_id('some-id'); + $seq = $seqdb->get_Seq_by_acc('some-accession-number'); + + @ids = $seqdb->get_all_ids(); + $stream = $seqdb->get_PrimarySeq_stream(); + while((my $seq = $stream->next_seq()) { + # $seq is a PrimarySeqI compliant object + } + + +=head1 DESCRIPTION + +Abstract interface for a sequence database + +=head1 FEEDBACK + +=head2 Mailing Lists + +User feedback is an integral part of the evolution of this and other +Bioperl modules. Send your comments and suggestions preferably to one +of the Bioperl mailing lists. Your participation is much appreciated. + + bioperl-l@bioperl.org - General discussion + http://bioperl.org/MailList.shtml - About the mailing lists + +=head2 Reporting Bugs + +Report bugs to the Bioperl bug tracking system to help us keep track + the bugs and their resolution. + Bug reports can be submitted via email or the web: + + bioperl-bugs@bio.perl.org + http://bugzilla.bioperl.org/ + +=head1 AUTHOR - Ewan Birney + +Email birney@ebi.ac.uk + +Describe contact details here + +=head1 APPENDIX + +The rest of the documentation details each of the object methods. Internal methods are usually preceded with a _ + +=cut + + +# Let the code begin... + + +package Bio::DB::SeqI; +use vars qw(@ISA); +use strict; + +# Object preamble - inherits from Bio::Root::Object + +use Bio::DB::RandomAccessI; +@ISA = qw(Bio::DB::RandomAccessI); + +=head1 Methods inherieted from Bio::DB::RandomAccessI + +=head2 get_Seq_by_id + + Title : get_Seq_by_id + Usage : $seq = $db->get_Seq_by_id('ROA1_HUMAN') + Function: Gets a Bio::Seq object by its name + Returns : a Bio::Seq object + Args : the id (as a string) of a sequence + Throws : "id does not exist" exception + + +=cut + +=head2 get_Seq_by_acc + + Title : get_Seq_by_acc + Usage : $seq = $db->get_Seq_by_acc('X77802'); + Function: Gets a Bio::Seq object by accession number + Returns : A Bio::Seq object + Args : accession number (as a string) + Throws : "acc does not exist" exception + + +=cut + +=head1 Methods [that were] specific for Bio::DB::SeqI + +=head2 get_PrimarySeq_stream + + Title : get_PrimarySeq_stream + Usage : $stream = get_PrimarySeq_stream + Function: Makes a Bio::SeqIO compliant object + which provides a single method, next_seq + Returns : Bio::SeqIO + Args : none + +=cut + +sub get_PrimarySeq_stream{ + my ($self,@args) = @_; + + $self->throw("Object did not provide a PrimarySeq stream object"); +} + +=head2 get_all_primary_ids + + Title : get_all_ids + Usage : @ids = $seqdb->get_all_primary_ids() + Function: gives an array of all the primary_ids of the + sequence objects in the database. These + maybe ids (display style) or accession numbers + or something else completely different - they + *are not* meaningful outside of this database + implementation. + Example : + Returns : an array of strings + Args : none + + +=cut + +sub get_all_primary_ids{ + my ($self,@args) = @_; + $self->throw("Object did not provide a get_all_ids method"); +} + + +=head2 get_Seq_by_primary_id + + Title : get_Seq_by_primary_id + Usage : $seq = $db->get_Seq_by_primary_id($primary_id_string); + Function: Gets a Bio::Seq object by the primary id. The primary + id in these cases has to come from $db->get_all_primary_ids. + There is no other way to get (or guess) the primary_ids + in a database. + + The other possibility is to get Bio::PrimarySeqI objects + via the get_PrimarySeq_stream and the primary_id field + on these objects are specified as the ids to use here. + Returns : A Bio::Seq object + Args : accession number (as a string) + Throws : "acc does not exist" exception + + +=cut + +sub get_Seq_by_primary_id { + my ($self,@args) = @_; + + $self->throw("Abstract database call of get_Seq_by_primary_id. Your database has not implemented this method!"); + +} + +1; + + +