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package Objects::Collection::Base; |
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#$Id: Base.pm,v 1.3 2006/04/27 14:56:19 zag Exp $ |
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=head1 NAME |
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Objects::Collection::Base - abstract class. |
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=head1 SYNOPSIS |
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use Objects::Collection::Base; |
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@Objects::Collection::ISA = qw(Objects::Collection::Base); |
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=head1 DESCRIPTION |
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Abstract class. |
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=head1 METHODS |
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=cut |
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use strict; |
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use warnings; |
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use strict; |
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use Carp; |
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use Data::Dumper; |
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require Exporter; |
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@Objects::Collection::Base::ISA = qw(Exporter); |
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@Objects::Collection::Base::EXPORT = qw(attributes); |
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$Objects::Collection::Base::VERSION = '0.01'; |
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sub attributes { |
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my ($pkg) = caller; |
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no strict; |
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870
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croak "Error: attributes() invoked multiple times" |
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100
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if scalar @{"${pkg}::__ATTRIBUTES__"}; |
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@{"${pkg}::__ATTRIBUTES__"} = @_; |
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my $code = ""; |
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foreach my $attr (@_) { |
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if ( UNIVERSAL::can( $pkg, "$attr" ) ) { |
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next; |
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} |
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$code .= _define_accessor( $pkg, $attr ); |
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} |
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100
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eval $code; |
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100
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162
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71
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113
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71
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351
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48
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} |
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sub _define_accessor { |
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my ( $pkg, $attr ) = @_; |
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my $code = qq{ |
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package $pkg; |
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sub $attr { # Accessor ... |
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my \$self=shift; |
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\@_ ? \$self->{ Var }->{ $attr } = shift : \$self->{ Var }->{ $attr }; |
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} |
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}; |
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$code; |
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} |
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62
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sub new { |
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6
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0
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my $class = shift; |
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6
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my $self = {}; |
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6
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my $stat; |
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6
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bless( $self, $class ); |
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return ( $stat = $self->_init(@_) ) ? $self : $stat; |
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} |
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70
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sub _init { |
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2
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2
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my $self = shift; |
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2
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return 1; |
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} |
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75
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76
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# Preloaded methods go here. |
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78
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1; |
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__END__ |