public String getScheme()
    {
        String scheme = _uri.getScheme();
        if (scheme == null && _connection != null) scheme = _connection.getDefaultScheme();
        return scheme == null ? "http" : scheme;
    }
public String getScheme ( ) { String scheme = _uri . getScheme ( ) ; if ( scheme == null && _connection != null ) scheme = _connection . getDefaultScheme ( ) ; return scheme == null ? "http" : scheme ; }
Get the request Scheme. The scheme is obtained from an absolute URI. If the URI in the
request is not absolute, then the connections default scheme is returned. If there is no
connection "http" is returned.

@return The request scheme (eg. "http", "https", etc.)