Data::Stream::Bulk::Callback(3)

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

VERSION
version 0.11

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".

AUTHOR
Yuval Kogman <nothingmuch@woobling.org>

COPYRIGHT AND LICENSE
This software is copyright (c) 2012 by Yuval Kogman.

This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.