def get_method_full_signature(class_name, method_name, method_signature):
    """
    Based on the class name, method name and method signature to get the full method signature
    :param class_name: class name
    :param method_name: method name
    :param method_signature: method signature
    :return: method full signature
    """
    if class_name:
        class_name = 'L' + class_name + ';'
        method_full_signature = class_name + '.' + method_name + ':' + method_signature
        # print(method_full_signature)
        return method_full_signature
    else:
        return None