NAME

MARC::Leader - MARC leader class.

SYNOPSIS

 use MARC::Leader;

 my $obj = MARC::Leader->new(%params);
 my $leader_obj = $obj->parse($leader_str);
 my $leader_str = $obj->serialize($leader_obj);

METHODS

new

 my $obj = MARC::Leader->new(%params);

Constructor.

Returns instance of object.

parse

 my $leader_obj = $obj->parse($leader_str);

Parse MARC leader string to object.

Returns instance of 'Data::MARC::Leader' object.

serialize

 my $leader_str = $obj->serialize($leader_obj);

Serialize MARC leader object to string.

Returns string.

ERRORS

 new():
         From Class::Utils::set_params():
                 Unknown parameter '%s'.

 serialize():
         Bad 'Data::MARC::Leader' instance to serialize.

EXAMPLE1

 use strict;
 use warnings;

 use Data::Printer;
 use MARC::Leader;

 if (@ARGV < 1) {
         print "Usage: $0 marc_leader\n";
         exit 1;
 }
 my $marc_leader = $ARGV[0];

 # Object.
 my $obj = MARC::Leader->new;

 # Parse.
 my $leader_obj = $obj->parse($marc_leader);

 # Dump to output.
 p $leader_obj;

 # Output for '02200cem a2200541 i 4500':
 # Data::MARC::Leader  {
 #     parents: Mo::Object
 #     public methods (3):
 #         BUILD
 #         Mo::utils:
 #             check_strings
 #         Readonly:
 #             Readonly
 #     private methods (0)
 #     internals: {
 #         bibliographic_level               "m",
 #         char_coding_scheme                "a",
 #         data_base_addr                    541,
 #         descriptive_cataloging_form       "i",
 #         encoding_level                    " ",
 #         impl_def_portion_len              0,
 #         indicator_count                   2,
 #         length                            2200,
 #         length_of_field_portion_len       4,
 #         multipart_resource_record_level   " ",
 #         starting_char_pos_portion_len     5,
 #         status                            "c",
 #         subfield_code_count               2,
 #         type                              "e",
 #         type_of_control                   " ",
 #         undefined                         0
 #     }
 # }

EXAMPLE2

 use strict;
 use warnings;

 use MARC::Leader;
 use MARC::Leader::Print;

 if (@ARGV < 1) {
         print "Usage: $0 marc_leader\n";
         exit 1;
 }
 my $marc_leader = $ARGV[0];

 # Object.
 my $obj = MARC::Leader->new;

 # Parse.
 my $leader_obj = $obj->parse($marc_leader);

 # Print to output.
 print scalar MARC::Leader::Print->new->print($leader_obj), "\n";

 # Output for '02200cem a2200541 i 4500':
 # Record length: 2200
 # Record status: Corrected or revised
 # Type of record: Cartographic material
 # Bibliographic level: Monograph/Item
 # Type of control: No specified type
 # Character coding scheme: UCS/Unicode
 # Indicator count: Number of character positions used for indicators
 # Subfield code count: Number of character positions used for a subfield code (2)
 # Base address of data: 541
 # Encoding level: Full level
 # Descriptive cataloging form: ISBD punctuation included
 # Multipart resource record level: Not specified or not applicable
 # Length of the length-of-field portion: Number of characters in the length-of-field portion of a Directory entry (4)
 # Length of the starting-character-position portion: Number of characters in the starting-character-position portion of a Directory entry (5)
 # Length of the implementation-defined portion: Number of characters in the implementation-defined portion of a Directory entry (0)
 # Undefined: Undefined

EXAMPLE3

 use strict;
 use warnings;

 use Data::MARC::Leader;
 use MARC::Leader;

 # Object.
 my $obj = MARC::Leader->new;

 # Data object.
 my $data_marc_leader = Data::MARC::Leader->new(
         'bibliographic_level' => 'm',
         'char_coding_scheme' => 'a',
         'data_base_addr' => 541,
         'descriptive_cataloging_form' => 'i',
         'encoding_level' => ' ',
         'impl_def_portion_len' => '0',
         'indicator_count' => '2',
         'length' => 2200,
         'length_of_field_portion_len' => '4',
         'multipart_resource_record_level' => ' ',
         'starting_char_pos_portion_len' => '5',
         'status' => 'c',
         'subfield_code_count' => '2',
         'type' => 'e',
         'type_of_control' => ' ',
         'undefined' => '0',
 );

 # Serialize.
 my $leader = $obj->serialize($data_marc_leader);

 # Print to output.
 print $leader."\n";

 # Output:
 # 02200cem a2200541 i 4500

DEPENDENCIES

Class::Utils, Data::MARC::Leader, Error::Pure, Scalar::Util.

SEE ALSO

Data::MARC::Leader

Data object for MARC leader.

REPOSITORY

https://github.com/michal-josef-spacek/MARC-Leader

AUTHOR

Michal Josef Špaček mailto:skim@cpan.org

http://skim.cz

LICENSE AND COPYRIGHT

© 2023 Michal Josef Špaček

BSD 2-Clause License

VERSION

0.04

cpanm MARC::Leader

perl -MCPAN -e shell
install MARC::Leader