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package PGObject::Type::BigFloat; |
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use 5.010; |
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use strict; |
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use warnings; |
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use base qw(Math::BigFloat); |
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use PGObject; |
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use Carp; |
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=head1 NAME |
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PGObject::Type::BigFloat - Math::BigFloat wrappers for PGObject classes |
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=head1 VERSION |
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Version 2 |
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=cut |
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our $VERSION = 2.000000; |
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=head1 SYNOPSIS |
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use PGObject::Type::BigFloat; |
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PGObject::Type::BigFloat->register(); # Get all numeric and float types |
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my $self->{foo} = PGObject::Type::BigFloat->new(0); |
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$self->call_dbmethod(funcname => 'bar'); # will use this as a numeric |
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=head1 SUBROUTINES/METHODS |
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=head2 register(registry => 'default', types => ['float4', 'float8', 'numeric']) |
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=cut |
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sub register{ |
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my $self = shift @_; |
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my %args = @_; |
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croak "Can't pass reference to register \n". |
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"Hint: use the class instead of the object" if ref $self; |
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my $registry = $args{registry}; |
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$registry ||= 'default'; |
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my $types = $args{types}; |
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$types = ['float4', 'float8', 'numeric'] unless defined $types and @$types; |
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for my $type (@$types){ |
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if ($PGObject::VERSION =~ /^1\./){ |
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my $ret = |
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PGObject->register_type(registry => $registry, pg_type => $type, |
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perl_class => $self); |
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return $ret unless $ret; |
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} else { |
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PGObject::Type::Registry->register_type( |
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registry => $registry, dbtype => $type, apptype => $self |
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); |
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} |
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} |
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return 1; |
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} |
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=head2 to_db |
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This serializes this into a simple db-friendly form. |
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=cut |
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sub to_db { |
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my $self = shift @_; |
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return undef if $self->is_undef; |
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return $self->bstr; |
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} |
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=head2 from_db |
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take simple normalized db floats and turn them into numeric representations. |
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=cut |
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sub from_db { |
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my ($self, $value) = @_; |
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my $obj = "$self"->new($value); |
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$obj->is_undef(1) if ! defined $value; |
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return $obj; |
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} |
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=head2 is_undef(optionally $set); |
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Return undef to the db or user interface. Can be set through apps. |
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=cut |
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sub is_undef { |
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my ($self, $set) = @_; |
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$self->{_pgobject_undef} = $set if defined $set; |
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return $self->{_pgobject_undef}; |
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} |
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=head1 AUTHOR |
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Chris Travers, C<< >> |
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=head1 BUGS |
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Please report any bugs or feature requests to C, or through |
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the web interface at L. I will be notified, and then you'll |
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automatically be notified of progress on your bug as I make changes. |
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=head1 SUPPORT |
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You can find documentation for this module with the perldoc command. |
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perldoc PGObject::Type::BigFloat |
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You can also look for information at: |
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=over 4 |
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=item * RT: CPAN's request tracker (report bugs here) |
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L |
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=item * AnnoCPAN: Annotated CPAN documentation |
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L |
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=item * CPAN Ratings |
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L |
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=item * Search CPAN |
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=back |
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=head1 ACKNOWLEDGEMENTS |
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147
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=head1 LICENSE AND COPYRIGHT |
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Copyright 2013-2014 Chris Travers. |
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This program is released under the following license: BSD |
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=cut |
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1; # End of PGObject::Type::BigFloat |