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}

sub dump {
   return shift->$_get_store_from_path( $_[ 0 ] )->dump( @_ );
}

sub extn {
}

sub insert {
   return shift->$_get_store_from_path( $_[ 0 ] )->insert( @_ );
}

sub load {
   my ($self, @paths) = @_; $paths[ 0 ] or return {};

   scalar @paths == 1 and return ($self->read_file( $paths[ 0 ], FALSE ))[ 0 ];

   my ($loaded, $meta, $newest) = $self->cache->get_by_paths( \@paths );
   my $cache_mtime = $self->meta_unpack( $meta );

   not is_stale $loaded, $cache_mtime, $newest and return $loaded;

   $loaded = {}; $newest = 0;

   for my $path (@paths) { # Different storage classes by filename extension
      my ($red, $path_mtime) = $self->read_file( $path, FALSE );

      $path_mtime > $newest and $newest = $path_mtime;
      merge_file_data $loaded, $red;
   }

   $self->cache->set_by_paths( \@paths, $loaded, $self->meta_pack( $newest ) );
   return $loaded;
}

sub meta_pack {
   my ($self, $mtime) = @_; my $attr = $self->{_meta_cache} || {};

   defined $mtime and $attr->{mtime} = $mtime; return $attr;
}

sub meta_unpack {
   my ($self, $attr) = @_; $self->{_meta_cache} = $attr;

   return $attr ? $attr->{mtime} : undef;
};

sub read_file {
   return shift->$_get_store_from_path( $_[ 0 ] )->read_file( @_ );
}

sub select {
   return shift->$_get_store_from_path( $_[ 0 ] )->select( @_ );
}

sub txn_do {
   return shift->$_get_store_from_path( $_[ 0 ] )->txn_do( @_ );
}

sub update {
   return shift->$_get_store_from_path( $_[ 0 ] )->update( @_ );
}

sub validate_params {
   return shift->$_get_store_from_path( $_[ 0 ] )->validate_params( @_ );
}

1;

__END__

=pod

=head1 Name

File::DataClass::Storage::Any - Selects storage class using the extension on the path

=head1 Synopsis

   use File::DataClass::Schema;

   my $schema = File::DataClass::Schema->new( storage_class => q(Any) );

   my $loaded = $schema->load( 'data_file1.xml', 'data_file2.json' );

=head1 Description

Selects storage class using the extension on the path

=head1 Configuration and Environment

Defines the following attributes;

=over 3

=item C<schema>

A weakened reference to the schema object

=back

=head1 Subroutines/Methods

=head2 create_or_update

=head2 delete

=head2 dump

=head2 extn

=head2 insert

=head2 load

=head2 meta_pack

=head2 meta_unpack

=head2 read_file