def METHOD_NAME(self, backendParams=None):
    """
    Get the handler parameters from the backendParams.
    The keys of handlerParams should correspond to the parameter names of the associated handler.
    The method should be overridden in every backend that needs handler parameters.
    The method should be called before creating the handler object.
    :param dict parameters: parameters of the backend. ex: {'FileName': file.log}
    """
    pass