1 |
joko |
1.1 |
## -------------------------------------------------------------------------------- |
2 |
joko |
1.3 |
## $Id: LV.pm,v 1.2 2003/02/11 11:12:44 joko Exp $ |
3 |
joko |
1.1 |
## -------------------------------------------------------------------------------- |
4 |
joko |
1.2 |
## $Log: LV.pm,v $ |
5 |
joko |
1.3 |
## Revision 1.2 2003/02/11 11:12:44 joko |
6 |
|
|
## + sub get |
7 |
|
|
## |
8 |
joko |
1.2 |
## Revision 1.1 2002/12/27 16:03:58 joko |
9 |
|
|
## + initial check-in |
10 |
|
|
## |
11 |
joko |
1.1 |
## -------------------------------------------------------------------------------- |
12 |
|
|
|
13 |
|
|
|
14 |
|
|
package Data::Query::Element::LV; |
15 |
|
|
|
16 |
|
|
use strict; |
17 |
|
|
use warnings; |
18 |
|
|
|
19 |
joko |
1.3 |
use base qw( |
20 |
|
|
DesignPattern::Object |
21 |
|
|
DesignPattern::Logger |
22 |
|
|
); |
23 |
joko |
1.1 |
|
24 |
|
|
|
25 |
|
|
use Data::Dumper; |
26 |
|
|
|
27 |
|
|
sub _init { |
28 |
|
|
my $self = shift; |
29 |
|
|
# get single argument already stuffed from designpattern-base-object (hopefully) |
30 |
|
|
$self->{value} = $self->{__arg}; |
31 |
|
|
delete $self->{__arg}; |
32 |
|
|
} |
33 |
|
|
|
34 |
|
|
sub __check { |
35 |
|
|
my $self = shift; |
36 |
|
|
if (!defined $self->{value}) { |
37 |
|
|
return; |
38 |
|
|
} |
39 |
|
|
return 1; |
40 |
|
|
} |
41 |
|
|
|
42 |
|
|
sub eq { |
43 |
|
|
my $self = shift; |
44 |
|
|
my $val = shift; |
45 |
|
|
return if !$self->__check(); |
46 |
|
|
return 1 if $self->{value} eq $val; |
47 |
|
|
} |
48 |
|
|
|
49 |
|
|
sub value { |
50 |
|
|
my $self = shift; |
51 |
|
|
return $self->{value}; |
52 |
|
|
} |
53 |
|
|
|
54 |
|
|
sub toString { |
55 |
|
|
my $self = shift; |
56 |
|
|
my $val = $self->value(); |
57 |
|
|
$val ||= ''; |
58 |
|
|
return $val; |
59 |
|
|
} |
60 |
|
|
|
61 |
|
|
sub undefined { |
62 |
|
|
my $self = shift; |
63 |
|
|
my $val = $self->value(); |
64 |
|
|
return !($val); |
65 |
|
|
} |
66 |
|
|
|
67 |
|
|
sub set { |
68 |
|
|
my $self = shift; |
69 |
|
|
return $self->{value} = shift; |
70 |
joko |
1.2 |
} |
71 |
|
|
|
72 |
|
|
sub get { |
73 |
|
|
my $self = shift; |
74 |
|
|
return $self->value(); |
75 |
joko |
1.1 |
} |
76 |
|
|
|
77 |
|
|
1; |