#!./perl
# $Id: tied.pl,v 1.1 2006/07/14 03:10:13 thall Exp $
#
# Copyright (c) 1995-1998, Raphael Manfredi
#
# You may redistribute only under the terms of the Artistic License,
# as specified in the README file that comes with the distribution.
#
# $Log: tied.pl,v $
# Revision 1.1 2006/07/14 03:10:13 thall
# * Initially added to the CVS repository
#
# Revision 1.2 2006/06/07 03:58:29 thall
# * Completed functionality of programatic handling of circular references
# * Updated unit tests to take deprecation of depth into concideration
# * Updated POD
#
# Revision 0.14 2003/09/07 22:02:36 ray
# VERSION 0.15
#
# Revision 0.13.2.1 2003/09/07 21:51:13 ray
# added support for unicode hash keys. This is only really a bug in 5.8.0 and
# the test in t/03scalar supports this.
#
# Revision 0.13 2002/06/12 06:41:55 ray
# VERSION 0.13
#
# Revision 0.11 2001/07/29 19:31:05 ray
# VERSION 0.11
#
# Revision 0.10 2001/04/29 21:56:10 ray
# VERSION 0.10
#
# Revision 0.9 2001/03/05 00:11:49 ray
# version 0.9
#
# Revision 0.9 2000/08/21 23:06:34 ray
# added support for code refs
#
# Revision 0.8 2000/08/11 17:08:36 ray
# Release 0.08.
#
# Revision 0.7 2000/08/01 00:43:48 ray
# release 0.07.
#
# Revision 0.6.2.1 2000/08/01 00:42:53 ray
# modified to use as a require statement.
#
# Revision 0.6 2000/08/01 01:38:38 ray
# "borrowed" code from Storable
#
# Revision 0.6 1998/06/04 16:08:40 ram
# Baseline for first beta release.
#
package TIED_HASH;
use Tie::Hash;
@TIED_HASH::ISA = 'Tie::StdHash';
sub TIEHASH {
my $self = bless {}, shift;
return $self;
}
sub FETCH {
my $self = shift;
my ($key) = @_;
$main::hash_fetch++;
return $self->{$key};
}
sub STORE {
my $self = shift;
my ( $key, $value ) = @_;
$self->{$key} = $value;
}
sub FIRSTKEY {
my $self = shift;
scalar keys %{$self};
return each %{$self};
}
sub NEXTKEY {
my $self = shift;
return each %{$self};
}
package TIED_ARRAY;
use Tie::Array;
@TIED_ARRAY::ISA = 'Tie::StdArray';
sub TIEARRAY {
my $self = bless [], shift;
return $self;
}
sub FETCH {
my $self = shift;
my ($idx) = @_;
$main::array_fetch++;
return $self->[$idx];
}
sub STORE {
my $self = shift;
my ( $idx, $value ) = @_;
$self->[$idx] = $value;
}
sub FETCHSIZE {
my $self = shift;
return @{$self};
}
package TIED_SCALAR;
use Tie::Scalar;
@TIED_SCALAR::ISA = 'Tie::StdScalar';
sub TIESCALAR {
my $scalar;
my $self = bless \$scalar, shift;
return $self;
}
sub FETCH {
my $self = shift;
$main::scalar_fetch++;
return $$self;
}
sub STORE {
my $self = shift;
my ($value) = @_;
$$self = $value;
}
1;