// 用指定规则解析响应流
func (self *Spider) CallRule(ruleName string, resp *context.Response) {
resp.SetRuleName(ruleName)
self.GoRule(resp)
}
// 调用指定Rule下解析函数ParseFunc()，解析响应流
func (self *Spider) Parse(ruleName string, resp *context.Response) {
resp.SetRuleName(ruleName)
self.ExecParse(resp)
}