NAME

Data::Stream::Bulk::Callback - Callback based bulk iterator

SYNOPSIS

Data::Stream::Bulk::Callback->new(
	callback => sub {
		if ( @more_items = get_some() ) {
			return \@more_items;
		} else {
			return; # done
		}
	},
}

DESCRIPTION

This class provides a callback based implementation of Data::Stream::Bulk.

ATTRIBUTES

callback

The subroutine that is called when more items are needed.

Should return an array reference for the next block, or a false value if there is nothing left.

METHODS

get_more

See Data::Stream::Bulk::DoneFlag.

Reinvokes callback.