A factory for {@link HttpURLConnection} instances.
A factory may be used to create a {@link HttpURLConnection} and configureit in a custom manner that is not possible using the Client API.
A factory instance may be registered with the constructor {@link URLConnectionClientHandler#URLConnectionClientHandler(com.sun.jersey.client.urlconnection.HttpURLConnectionFactory)}. Then the {@link URLConnectionClientHandler} instance may be registered with a {@link Client}using the constructor {@link Client#Client(com.sun.jersey.api.client.ClientHandler) }.
@author pavel.bucek@sun.com