Bio::Das::Lite 1.49

Bio::Das::Lite is a Perl extension for the DAS (HTTP+XML) Protocol.

SYNOPSIS

use Bio::Das::Lite;
my $bdl = Bio::Das::Lite->new_from_registry({category => Chromosome});
my $results = $bdl->features(22);

SUBROUTINES/METHODS

new : Constructor
my $das = Bio::Das::Lite->new(http://das.ensembl.org/das/ensembl1834);

my $das = Bio::Das::Lite->new({
timeout => 60,
dsn => http://user:pass@das.ensembl.org/das/ensembl1834,
http_proxy => http://user:pass@webcache.local.com:3128/,
});

Options can be: dsn (optional scalar or array ref, URLs of DAS services)
timeout (optional int, HTTP fetch timeout in seconds)
http_proxy (optional scalar, web cache or proxy if not set in %ENV)
caching (optional bool, primitive caching on/off)
callback (optional code ref, callback for processed XML blocks)
registry (optional array ref containing DAS registry service URLs
defaults to http://das.sanger.ac.uk/registry/services/das)
proxy_user (optional scalar, username for authenticating forward-proxy)
proxy_pass (optional scalar, password for authenticating forward-proxy)
user_agent (optional scalar, User-Agent HTTP request header value)

new_from_registry : Constructor
Similar to new above but supports capabilities and category
in the given hashref, using them to query the DAS registry and
configuring the DSNs accordingly.

my $das = Bio::Das::Lite->new_from_registry({
capabilities => [features],
category => [Protein Sequence],
});

Options are as above, plus
capability (optional arrayref of capabilities)
category (optional arrayref of categories)