lib/CWMP/Store.pm

# Dobrica Pavlinusic, <dpavlin@rot13.org> 06/22/07 14:35:38 CEST
package CWMP::Store;

use strict;
use warnings;


use base qw/Class::Accessor/;
__PACKAGE__->mk_accessors( qw/
debug
path

db
/ );

use Carp qw/confess/;
use Data::Dump qw/dump/;
use DBM::Deep;

=head1 NAME

CWMP::Store - parsist CPE state on disk

=head1 METHODS

=head2 new

  my $store = CWMP::Store->new({
        path => '/path/to/state.db',
        debug => 1,
  });

=cut

sub new {
        my $class = shift;
        my $self = $class->SUPER::new( @_ );

        warn "created ", __PACKAGE__, "(", dump( @_ ), ") object\n" if $self->debug;

        confess "need path to state.db" unless ( $self->path );

        $self->db(
                DBM::Deep->new(
                        file => $self->path,
                        locking => 1,
                        autoflush => 1,
                )
        );

        return $self;
}

=head2 update_state

  $store->update_state( $ID, $state );

=cut

sub update_state {
        my $self = shift;

        my ( $ID, $state ) = @_;

        confess "need ID" unless $ID;
        confess "need state" unless $state;

        if ( my $o = $self->db->get( $ID ) ) {
                warn "## update state of $ID\n" if $self->debug;
                $o->import( $state );
        } else {
                warn "## create new state for $ID\n" if $self->debug;
                $self->db->put( $ID => $state );
        }
        
}

=head2 state

  my $state = $store->state( $ID );

Returns normal unblessed hash (actually, in-memory copy of state in database).

=cut

sub state {
        my $self = shift;
        my ( $ID ) = @_;
        confess "need ID" unless $ID;
        return $self->db->get( $ID )->export;
}

1;
1	# Dobrica Pavlinusic, <dpavlin@rot13.org> 06/22/07 14:35:38 CEST
2	package CWMP::Store;
3
4	use strict;
5	use warnings;
6
7
8	use base qw/Class::Accessor/;
9	__PACKAGE__->mk_accessors( qw/
10	debug
11	path
12
13	db
14	/ );
15
16	use Carp qw/confess/;
17	use Data::Dump qw/dump/;
18	use DBM::Deep;
19
20	=head1 NAME
21
22	CWMP::Store - parsist CPE state on disk
23
24	=head1 METHODS
25
26	=head2 new
27
28	my $store = CWMP::Store->new({
29	path => '/path/to/state.db',
30	debug => 1,
31	});
32
33	=cut
34
35	sub new {
36	my $class = shift;
37	my $self = $class->SUPER::new( @_ );
38
39	warn "created ", __PACKAGE__, "(", dump( @_ ), ") object\n" if $self->debug;
40
41	confess "need path to state.db" unless ( $self->path );
42
43	$self->db(
44	DBM::Deep->new(
45	file => $self->path,
46	locking => 1,
47	autoflush => 1,
48	)
49	);
50
51	return $self;
52	}
53
54	=head2 update_state
55
56	$store->update_state( $ID, $state );
57
58	=cut
59
60	sub update_state {
61	my $self = shift;
62
63	my ( $ID, $state ) = @_;
64
65	confess "need ID" unless $ID;
66	confess "need state" unless $state;
67
68	if ( my $o = $self->db->get( $ID ) ) {
69	warn "## update state of $ID\n" if $self->debug;
70	$o->import( $state );
71	} else {
72	warn "## create new state for $ID\n" if $self->debug;
73	$self->db->put( $ID => $state );
74	}
75
76	}
77
78	=head2 state
79
80	my $state = $store->state( $ID );
81
82	Returns normal unblessed hash (actually, in-memory copy of state in database).
83
84	=cut
85
86	sub state {
87	my $self = shift;
88	my ( $ID ) = @_;
89	confess "need ID" unless $ID;
90	return $self->db->get( $ID )->export;
91	}
92
93	1;