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# $Id$
package Data::ObjectDriver::Driver::Cache::RAM;
use strict;
use warnings;
use base qw( Data::ObjectDriver::Driver::BaseCache );
my %Cache;
sub init {
my $driver = shift;
my %param = @_;
$param{cache} ||= 1; # hack
$driver->SUPER::init(%param);
}
sub get_from_cache {
my $driver = shift;
$driver->start_query('RAMCACHE_GET ?', \@_);
my $ret = $Cache{$_[0]};
$driver->end_query(undef);
return if !defined $ret;
return $ret;
}
sub add_to_cache {
my $driver = shift;
$driver->start_query('RAMCACHE_ADD ?', \@_);
my $ret = $Cache{$_[0]} = $_[1];
$driver->end_query(undef);
return if !defined $ret;
return $ret;
}
sub update_cache {
my $driver = shift;
$driver->start_query('RAMCACHE_SET ?', \@_);
my $ret = $Cache{$_[0]} = $_[1];
$driver->end_query(undef);
return if !defined $ret;
return $ret;
}
sub remove_from_cache {
my $driver = shift;
$driver->start_query('RAMCACHE_DELETE ?', \@_);
my $ret = delete $Cache{$_[0]};
$driver->end_query(undef);
return if !defined $ret;
return $ret;
}
sub clear_cache {
my $driver = shift;
$driver->start_query('RAMCACHE_CLEAR');
%Cache = ();
$driver->end_query(undef);
return;
}
1;
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