Parameters:
            arg -- deferred 
            replytype -- typecode

def processResponse(self, arg, replytype, **kw):
        """
        Parameters:
            arg -- deferred 
            replytype -- typecode
        """
        if self.debug:
            log.msg('--->PROCESS REQUEST\n%s' %arg, debug=1)

        for h in self.handlers:
            arg.addCallback(h.processResponse, **kw)
            
        arg.addCallback(self.parseResponse, replytype)