NAME

DBIx::DBHResolver::Strategy::List - write short description for DBIx::DBHResolver::Strategy::List

SYNOPSIS

            

              
              
use DBIx::DBHResolver;
use DBIx::DBHResolver::Strategy::List;
our %BLOOD_TYPES = (
  UNKNOWN => 0,
  A       => 1,
  B       => 2,
  O       => 3,
  AB      => 4,
);
my $resolver = DBIx::DBHResolver->new;
$resolver->config(+{
  clusters => +{
    BLOOD => +{
      node => [ qw/BLOOD_A BLOOD_B BLOOD_O BLOOD_AB_OR_UNKNOWN/ ],
      strategy => 'List',
      strategy_config => +{
        BLOOD_A => [qw/1/],
        BLOOD_B => [qw/2/],
        BLOOD_O => [qw/3/],
        BLOOD_AB_OR_UNKNOWN => [qw/0 4/]
      },
    }
  },
  connect_info => +{
    BLOOD_A             => +{ ... },
    BLOOD_B             => +{ ... },
    BLOOD_O             => +{ ... },
    BLOOD_AB_OR_UNKNOWN => +{ ... },
  },
});
my $strategy = 'DBIx::DBHResolver::Strategy::List';
$strategy->connect_info( $resolver, 'BLOOD', $BLOOD_TYPE{A} ); # return BLOOD_A's connect_info
$strategy->connect_info( $resolver, 'BLOOD', $BLOOD_TYPE{B} ); # return BLOOD_B's connect_info
$strategy->connect_info( $resolver, 'BLOOD', $BLOOD_TYPE{O} ); # return BLOOD_O's connect_info
$strategy->connect_info( $resolver, 'BLOOD', $BLOOD_TYPE{AB} ); # return BLOOD_AB_OR_UNKNOWN's connect_info
$strategy->connect_info( $resolver, 'BLOOD', $BLOOD_TYPE{UNKNOWN} ); # return BLOOD_AB_OR_UNKNOWN's connect_info
            
          

DESCRIPTION

This module is list based sharding strategy.

METHODS

connect_info( $resolver, $node_or_cluster, $args )

Return connect_info hash ref.

resolve( $resolver, $node_or_cluster, $key, $args )

Return resolved node_or_cluster name.

AUTHOR

Toru Yamaguchi <zigorou@dena.jp<gt>

LICENSE

This module is licensed under the same terms as Perl itself.

SEE ALSO