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1 # $Id: MedlineBookArticle.pm,v 1.3 2002/10/22 07:45:11 lapp Exp $
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2 #
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3 # BioPerl module for Bio::Biblio::MedlineBookArticle
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4 #
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5 # Cared for by Martin Senger <senger@ebi.ac.uk>
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6 # For copyright and disclaimer see below.
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7
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8 # POD documentation - main docs before the code
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9
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10 =head1 NAME
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11
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12 Bio::Biblio::MedlineBookArticle - Representation of a MEDLINE book article
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13
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14 =head1 SYNOPSIS
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15
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16 $obj = new Bio::Biblio::MedlineBookArticle
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17 (-title => 'Getting started'.
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18 -book => new Bio::Biblio::MedlineBook);
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19 --- OR ---
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20
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21 $obj = new Bio::Biblio::MedlineBookArticle;
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22 $obj->title ('Getting started');
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23
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24 =head1 DESCRIPTION
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25
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26 A storage object for a MEDLINE book.
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27 See its place in the class hierarchy in
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28 http://industry.ebi.ac.uk/openBQS/images/bibobjects_perl.gif
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29
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30 =head2 Attributes
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31
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32 The following attributes are specific to this class
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33 (however, you can also set and get all attributes defined in the parent classes):
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34
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35 book type: Bio::Biblio::MedlineBook
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36
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37 =head1 SEE ALSO
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38
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39 =over
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40
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41 =item *
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42
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43 OpenBQS home page: http://industry.ebi.ac.uk/openBQS
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44
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45 =item *
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46
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47 Comments to the Perl client: http://industry.ebi.ac.uk/openBQS/Client_perl.html
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48
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49 =back
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50
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51 =head1 FEEDBACK
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52
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53 =head2 Mailing Lists
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54
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55 User feedback is an integral part of the evolution of this and other
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56 Bioperl modules. Send your comments and suggestions preferably to
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57 the Bioperl mailing list. Your participation is much appreciated.
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58
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59 bioperl-l@bioperl.org - General discussion
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60 http://bioperl.org/MailList.shtml - About the mailing lists
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61
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62 =head2 Reporting Bugs
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63
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64 Report bugs to the Bioperl bug tracking system to help us keep track
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65 of the bugs and their resolution. Bug reports can be submitted via
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66 email or the web:
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67
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68 bioperl-bugs@bioperl.org
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69 http://bugzilla.bioperl.org/
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70
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71 =head1 AUTHORS
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72
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73 Heikki Lehvaslaiho (heikki@ebi.ac.uk),
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74 Martin Senger (senger@ebi.ac.uk)
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75
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76 =head1 COPYRIGHT
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77
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78 Copyright (c) 2002 European Bioinformatics Institute. All Rights Reserved.
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79
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80 This module is free software; you can redistribute it and/or modify
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81 it under the same terms as Perl itself.
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82
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83 =head1 DISCLAIMER
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84
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85 This software is provided "as is" without warranty of any kind.
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86
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87 =cut
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88
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89
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90 # Let the code begin...
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91
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92
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93 package Bio::Biblio::MedlineBookArticle;
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94 use strict;
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95 use vars qw(@ISA);
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96
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97 use Bio::Biblio::BookArticle;
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98 use Bio::Biblio::MedlineArticle;
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99
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100 @ISA = qw(Bio::Biblio::BookArticle Bio::Biblio::MedlineArticle);
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101
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102 #
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103 # a closure with a list of allowed attribute names (these names
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104 # correspond with the allowed 'get' and 'set' methods); each name also
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105 # keep what type the attribute should be (use 'undef' if it is a
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106 # simple scalar)
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107 #
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108 {
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109 my %_allowed =
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110 (
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111 _book => 'Bio::Biblio::MedlineBook',
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112 );
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113
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114 # return 1 if $attr is allowed to be set/get in this class
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115 sub _accessible {
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116 my ($self, $attr) = @_;
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117 exists $_allowed{$attr} or $self->SUPER::_accessible ($attr);
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118 return 1 if exists $_allowed{$attr};
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119 foreach my $parent (@ISA) {
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120 return 1 if $parent->_accessible ($attr);
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121 }
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122 }
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123
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124 # return an expected type of given $attr
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125 # return an expected type of given $attr
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126 sub _attr_type {
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127 my ($self, $attr) = @_;
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128 if (exists $_allowed{$attr}) {
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129 return $_allowed{$attr};
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130 } else {
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131 foreach my $parent (@ISA) {
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132 if ($parent->_accessible ($attr)) {
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133 return $parent->_attr_type ($attr);
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134 }
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135 }
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136 }
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137 return 'unknown';
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138 }
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139 }
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140
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141
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142 1;
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143 __END__
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