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Class::Data::Inheritable - ·Ñ¾µ²Äǽ¤Ê, ¥ª¡¼¥Ð¡¼¥é¥¤¥É²Äǽ¤Ê¡¢¥¯¥é¥¹¥Ç¡¼¥¿

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  package Stuff;
  use base qw(Class::Data::Inheritable);

  # DataFile¤ò¡¢·Ñ¾µ²Äǽ¤Ê¥¯¥é¥¹¥Ç¡¼¥¿¤È¤·¤Æ¥»¥Ã¥È¥¢¥Ã¥×¤¹¤ë¡£
  Stuff->mk_classdata('DataFile');

  # ¤³¤Î¥¯¥é¥¹¤¿¤á¤Ë¥Ç¡¼¥¿¥Õ¥¡¥¤¥ë¤Î¾ì½ê¤òÀë¸À¤¹¤ë¡£
  Stuff->DataFile('/etc/stuff/data');
  

	Stuff->mk_classdata(DataFile => '/etc/stuff/data');

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Class::Data::Inheritable ¤Ï¡¢¥¯¥é¥¹¥Ç¡¼¥¿¤Î¥¢¥¯¥»¥µ/¥ß¥å¡¼¥Æ¡¼¥¿¤òºî¤ë¤Î¤Ë¸þ¤¤¤Æ¤¤¤Þ¤¹¡£ ¤Ä¤Þ¤ê¡¢(ñ°ì¤Î¥ª¥Ö¥¸¥§¥¯¥È¤È¤Ï°ã¤Ã¤Æ¡¢)¥¯¥é¥¹Á´ÂΤ˲¿¤«¤òÃߤ¨¤¿¤¤¾ì¹ç¤Ç¤¹¡£ ¤³¤Î¥Ç¡¼¥¿¤Ï¡¢¥µ¥Ö¥¯¥é¥¹¤Ç·Ñ¾µ¤µ¤ìÆÀ¤Þ¤¹¤·¡¢¥ª¡¼¥Ð¡¼¥é¥¤¥É¤µ¤ìÆÀ¤Þ¤¹¡£

Îã:

Pere::Ubu->mk_classdata('Suitcase');

¤³¤ì¤Ï¡¢Suitcate ¥á¥½¥Ã¥É¤ò¡¢Pere::Ubu ¥¯¥é¥¹¤ËÀ¸À®¤·¤Þ¤¹¡£

¿·¤·¤¤¥á¥½¥Ã¥É¤Ï¡¢¥¯¥é¥¹¥Ç¡¼¥¿¤Î°ì¤Ä¤òÆÀ¤¿¤ê¡¢¥»¥Ã¥È¤¹¤ë¤Î¤Ë¡¢»È¤ï¤ìÆÀ¤Þ¤¹¡£

Pere::Ubu->Suitcase('Red');
$suitcase = Pere::Ubu->Suitcase;

ÌÌÇò¤¤Éôʬ¤¬¡¢¥¯¥é¥¹¤¬ Pere::Ubu ¤«¤é·Ñ¾µ¤¹¤ë¤È¤­¤Ëµ¯¤³¤ê¤Þ¤¹¡§

package Raygun;
use base qw(Pere::Ubu);

# Raygun¤Î¥¹¡¼¥Ä¥±¡¼¥¹¤Ï Red.
$suitcase = Raygun->Suitcase;

Raygun ¤Ï¡¢Pere::Ubu¤«¤é¥¹¡¼¥Ä¥±¡¼¥¹¥¯¥é¥¹¥Ç¡¼¥¿·Ñ¾µ¤·¤Þ¤¹¡£

¥¯¥é¥¹¥Ç¡¼¥¿¤Î·Ñ¾µ¤Ï¡¢¥á¥½¥Ã¥É·Ñ¾µ¤Ëanalgous¤òÆ°¤«¤·¤Þ¤¹¡£ Raygun¤¬¡¢·Ñ¾µ¤µ¤ì¤¿¥¯¥é¥¹¥Ç¡¼¥¿¤ò(Suitcase()¤ò»È¤Ã¤Æ¡¢¿·¤·¤¤Ãͤò¥»¥Ã¥È¤¹¤ë¤³¤È¤Ë¤è¤Ã¤Æ)"¥ª¡¼¥Ð¡¼¥é¥¤¥É"¤·¤Ê¤¤¤«¤®¤ê¡¢ Pere::Ubu ¤Ç¡¢¥»¥Ã¥È¤µ¤ì¤¿¤â¤Î¤ò¤Ê¤ó¤Ç¤â»È¤¤Â³¤±¡¢°ÊÁ°¤ÎÊѹ¹¤ò·Ñ¾µ¤·Â³¤±¤Þ¤¹¡£

# Raygun ¤È Pere::Ubu ¤Î suitcases ¤Ï¡¢º£¤Ï Blue ¤Ç¤¹¡£
Pere::Ubu->Suitcase('Blue');

¤·¤«¤·¡¢Raygun ¤¬¡¢¼«Ê¬¼«¿È¤ÎSuitcase() ¤ò¥»¥Ã¥È¤¹¤ë¤Ù¤­¤À¤È·è¤á¤ë¤È¡¢ Suitcase() ¤Ï¡¢ º£¤ä¡¢Pare::Ubu ¤ò"¥ª¡¼¥Ð¡¼¥é¥¤¥É"¤·¤Æ¤ª¤ê¡¢Raygun ¼«¿È¤Î¤â¤Î¤Ç¤¹¡£ ¥ª¡¼¥Ð¡¼¥é¥¤¥É¤µ¤ì¤¿¥á¥½¥Ã¥É¤Ë¤Á¤ç¤¦¤É¡¢»÷¤Æ¤¤¤Þ¤¹¡£

# Raygun ¤Ï orange ¤Î¥¹¡¼¥Ä¥±¡¼¥¹¤ò»ý¤Ä¤¬¡¢Pere::Ubu ¤Î¥¹¡¼¥Ä¥±¡¼¥¹¤Ï¡¢¤Þ¤À Blue ¤Ç¤¹.
Raygun->Suitcase('Orange');

¤µ¤Æ¡¢Raygun ¤Ï¡¢Pare::Ubu ¤ò¥ª¡¼¥Ð¡¼¥é¥¤¥É¤·¤¿¤Î¤Ç¡¢Pare::Ubu ¤Ë¤è¤ë¡¢°ÊÁ°¤ÎÊѹ¹¤Ï ¤Þ¤Ã¤¿¤¯ Raygun ¤Ë¤Ï¡¢±Æ¶Á¤òÍ¿¤¨¤Þ¤»¤ó¡£

# Raygun ¤Ï¡¢¤Þ¤À¡¢orange ¤Î¥¹¡¼¥Ä¥±¡¼¥¹¤Ç¤¹¤¬¡¢ Pere::Ubu ¤Ï¡¢Samsonite ¤ò»È¤¤¤Þ¤¹¡£
Pere::Ubu->Suitcase('Samsonite');

¥á¥½¥Ã¥É

mk_classdata

Class->mk_classdata($data_accessor_name);
Class->mk_classdata($data_accessor_name => $value);

¤³¤ì¤Ï¥¯¥é¥¹¥á¥½¥Ã¥É¤Ç¡¢¿·¤·¤¤¥¯¥é¥¹¥Ç¡¼¥¿¤Î¥¢¥¯¥»¥µ¤òÀë¸À¤¹¤ë¤Î¤Ë»È¤ï¤ì¤Þ¤¹¡£ $data_accessor_name ¤ò̾Á°¤Ë»È¤Ã¤Æ¡¢¿·¤·¤¤¥¢¥¯¥»¥µ¤¬¥¯¥é¥¹Æâ¤Ëºî¤é¤ì¤Þ¤¹¡£

¥ª¡¼¥Ð¡¼¥é¥¤¥É¤òÍưפˤ¹¤ë¤¿¤á¤Ë¡¢mk_classdata ¤Ï¡¢¥¢¥¯¥»¥µ¤Ø¤Î¥¨¥¤¥ê¥¢¥¹ _field_accessor() ¤òºî¤ê¤Þ¤¹¡£ ¤½¤ì¤Ç¡¢Suitcase() ¤Ë¤Ï¡¢_Suitcase_accessor() ¤È¤¤¤¦¥¨¥¤¥ê¥¢¥¹¤¬¤¢¤ê¡¢ ¤³¤Î¥¨¥¤¥ê¥¢¥¹¤Ï¡¢Suitcase() ¤È¡¢¤Á¤ç¤¦¤ÉƱ¤¸¤³¤È¤ò¤·¤Þ¤¹¡£ ñ°ì¤Î¥¢¥¯¥»¥µ¤Î¿¶¤ëÉñ¤¤¤òÊѤ¨¤è¤¦¤È¤·¤Æ¡¢ ¤Þ¤À¡¢·Ñ¾µ²Äǽ¤Ê¥¯¥é¥¹¥Ç¡¼¥¿¤Î²¸·Ã¤òÆÀ¤¿¤¤¤Ê¤é¡¢Í­±×¤Ç¤¹¡£¼¡¤ÎÎã¤Î¤è¤¦¤Ë¡£

sub Suitcase {
    my($self) = shift;
    warn "Fashion tragedy" if @_ and $_[0] eq 'Plaid';

    $self->_Suitcase_accessor(@_);
}

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(¸¶Ê¸¤Þ¤Þ)

Copyright (c) 2000, Damian Conway and Michael G Schwern. All Rights Reserved. This module is free software. It may be used, redistributed and/or modified under the terms of the Perl Artistic License (see http://www.perl.com/perl/misc/Artistic.html)

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(¸¶Ê¸¤Þ¤Þ)

Original code by Damian Conway.

Maintained by Michael G Schwern <schwern@pobox.com> until September 2005.

Now maintained by Tony Bowden.

BUGS and QUERIES

Please direct all correspondence regarding this module to: bug-Class-Data-Inheritable@rt.cpan.org

SEE ALSO

perltootc ¤Ï¡¢¤È¤Æ¤âÆþÇ°¤ÊPerl¤Î¥¯¥é¥¹¥Ç¡¼¥¿¤Ë¤Ä¤¤¤Æ¤ÎµÄÏÀ¤¬¤¢¤ê¤Þ¤¹¡£

ËÝÌõ¤Ë¤Ä¤¤¤Æ

ËÝÌõ¼Ô¡§²ÃÆ£ÆØ (atusi@pure.ne.jp)

Perl¥É¥­¥å¥á¥ó¥ÈÆüËܸìÌõ Project ¤Ë¤Æ¡¢ Perl¥â¥¸¥å¡¼¥ë¡¢¥É¥­¥å¥á¥ó¥È¤ÎËÝÌõ¤ò¹Ô¤Ã¤Æ¤ª¤ê¤Þ¤¹¡£

http://sourceforge.jp/projects/perldocjp/
http://freeml.com/ctrl/html/MLInfoForm/perldocjp@freeml.com
http://www.perldoc.jp

cpanm Class::Data::Inheritable

perl -MCPAN -e shell
install Class::Data::Inheritable