module RSolr

def self.connect(*args)

RSolr.connect :direct, :home_dir=>'solr', :dist_dir=>'solr-nightly'
# direct connection
RSolr.connect :url=>'http://solr.web100.org'
# http connection with custom url
RSolr.connect
# default http connection
Examples:

2. options hash for solr-adapter only (no adapter type as first arg)
1. first argument is solr-adapter type, second arg is options hash for solr-adapter instance.
2 modes of argument operations:
Factory for creating connections. 
def self.connect(*args)
  type = args.first.is_a?(Symbol) ? args.shift : :http
  opts = args
  type_class = case type
    when :http,nil
      'HTTP'
    when :direct
      'Direct'
    else
      raise "Invalid connection type: #{type} - use :http, :direct or leave nil for :http/default"
    end
  adapter_class = RSolr::Connection::Adapter.const_get(type_class)
  adapter = adapter_class.new(*opts)
  RSolr::Connection::Base.new(adapter)
end