---
name: "Bio::Factory::MapFactoryI"
section: "3pm"
platform: "linux"
package: "libbio-perl-perl"
version: "1.7.2-3"
release: "Debian 10 (Buster)"
platforms: ["linux"]
url: "https://new.carta.tech/Bio::Factory::MapFactoryI"
---

# Bio::Factory::MapFactoryI(3pm)

A Factory for getting markers

## NAME

Bio::Factory::MapFactoryI - A Factory for getting markers

## SYNOPSIS

```
    # get a Map Factory somehow likely from Bio::MapIO system
    while( my $map = $mapin->next_map ) {
        print "map name is ", $map->name, " length is ",
            $map->length, " ", $map->units, "\n";
        $mapout->write_map($map);
    }
```

## DESCRIPTION

This interface describes the necessary minimum methods for getting Maps from a data stream.  It also supports writing Map data back to a stream.

## FEEDBACK

### Mailing Lists

User feedback is an integral part of the evolution of this and other Bioperl modules. Send your comments and suggestions preferably to the Bioperl mailing list.  Your participation is much appreciated.

```
  bioperl-l@bioperl.org                  - General discussion
  http://bioperl.org/wiki/Mailing_lists  - About the mailing lists
```

### Support

Please direct usage questions or support issues to the mailing list:

*bioperl-l@bioperl.org*

rather than to the module maintainer directly. Many experienced and  reponsive experts will be able look at the problem and quickly  address it. Please include a thorough description of the problem  with code and data examples if at all possible.

### Reporting Bugs

Report bugs to the Bioperl bug tracking system to help us keep track of the bugs and their resolution. Bug reports can be submitted via the web:

```
  https://github.com/bioperl/bioperl-live/issues
```

## AUTHOR - Jason Stajich

Email jason@bioperl.org

## APPENDIX

The rest of the documentation details each of the object methods. Internal methods are usually preceded with a \_

### next\_map

```
 Title   : next_map
 Usage   : my $map = $factory->next_map;
 Function: Get a map from the factory
 Returns : L<Bio::Map::MapI>
 Args    : none
```

### write\_map

```
 Title   : write_map
 Usage   : $factory->write_map($map);
 Function: Write a map out through the factory
 Returns : none
 Args    : L<Bio::Map::MapI>
```