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package xDT::Object; |
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use v5.10; |
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use Moose; |
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use namespace::autoclean; |
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use Carp; |
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=head1 NAME |
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xDT::Object - Instances of this module are collections of xDT records. |
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=head1 VERSION |
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Version 1.00 |
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=cut |
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our $VERSION = '1.00'; |
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=head1 SYNOPSIS |
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Instances should be used to aggregate records for a single patient. |
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Each object should starts and ends with respective record types of the used xDT version. |
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use xDT::Object; |
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my @records = (); # should be an array of xDT::Record instances |
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my $object = xDT::Object->new(); |
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$object->addRecord(@records); |
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say 'Patient number: '. $object->getValue('patientNumber'); |
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say 'Birthdate: '. $object->getValue('birthdate'); |
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=head1 ATTRIBUTES |
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=head2 records |
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An ArrayRef to xDT::Record instances. |
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=cut |
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has 'records' => ( |
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is => 'rw', |
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isa => 'ArrayRef[xDT::Record]', |
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traits => ['Array'], |
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default => sub { [ ] }, |
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handles => { |
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getRecords => 'elements', |
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addRecord => 'push', |
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mapRecords => 'map', |
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recordCount => 'count', |
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sortedRecords => 'sort', |
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nextRecord => 'shift', |
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}, |
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documentation => 'A collection of logical associated records.', |
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); |
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=head1 SUBROUTINES/METHODS |
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=head2 isEmpty |
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Checks if this object has any records. |
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=cut |
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sub isEmpty { |
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my $self = shift; |
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return $self->recordCount == 0; |
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} |
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=head2 get($accessor) |
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This function returns all records of the object with have the given accessor. |
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=cut |
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sub get { |
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my $self = shift; |
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my $accessor = shift // croak('Error: parameter $accessor missing.'); |
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return grep { $_->getAccessor() eq $accessor } $self->getRecords(); |
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} |
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=head2 getValue($accessor) |
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In contrast to xDT::Object->get(), this function returns the values of records, returned by xDT::Object->get(). |
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=cut |
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sub getValue { |
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my $self = shift; |
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my $accessor = shift // croak('Error: parameter $accessor missing.'); |
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my @records = $self->get($accessor); |
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return undef unless @records; |
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return map { $_->getValue() } @records; |
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} |
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=head2 getRecords |
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Corresponse to the elements function. |
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=cut |
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=head2 addRecord |
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Corresponse to the push function. |
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=cut |
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=head2 mapRecords |
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Corresponse to the map function. |
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=cut |
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=head2 recordCount |
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Correpsonse to the count function. |
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=cut |
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=head2 sortedRecords |
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Corresponse to the sort function. |
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=cut |
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=head2 nextRecord |
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Corresponse to the shift function. |
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=cut |
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=head1 AUTHOR |
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Christoph Beger, 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 xDT::Object |
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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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L |
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=back |
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=head1 ACKNOWLEDGEMENTS |
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=head1 LICENSE AND COPYRIGHT |
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Copyright 2017 Christoph Beger. |
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This program is released under the following license: MIT |
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=cut |
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__PACKAGE__->meta->make_immutable; |
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1; # End of xDT::Object |