api/metric.go
func (a *API) FetchMetric(cid CIDType) (*Metric, error) {
	if cid == nil || *cid == "" {
		return nil, fmt.Errorf("Invalid metric CID [none]")
	}

	metricCID := string(*cid)

	matched, err := regexp.MatchString(config.MetricCIDRegex, metricCID)
	if err != nil {
		return nil, err
	}
	if !matched {
		return nil, fmt.Errorf("Invalid metric CID [%s]", metricCID)
	}

	result, err := a.Get(metricCID)
	if err != nil {
		return nil, err
	}

	if a.Debug {
		a.Log.Printf("[DEBUG] fetch metric, received JSON: %s", string(result))
	}

	metric := &Metric{}
	if err := json.Unmarshal(result, metric); err != nil {
		return nil, err
	}

	return metric, nil
}
func (a *API) FetchMetric(cid CIDType) (*Metric, error) {
	if cid == nil || *cid == "" {
		return nil, fmt.Errorf("Invalid metric CID [none]")
	}

	metricCID := string(*cid)

	matched, err := regexp.MatchString(config.MetricCIDRegex, metricCID)
	if err != nil {
		return nil, err
	}
	if !matched {
		return nil, fmt.Errorf("Invalid metric CID [%s]", metricCID)
	}

	result, err := a.Get(metricCID)
	if err != nil {
		return nil, err
	}

	if a.Debug {
		a.Log.Printf("[DEBUG] fetch metric, received JSON: %s", string(result))
	}

	metric := &Metric{}
	if err := json.Unmarshal(result, metric); err != nil {
		return nil, err
	}

	return metric, nil
}
func ( a * API ) FetchMetric ( cid CIDType ) ( * Metric , error ) { if cid == nil || * cid == " " { return nil , fmt . Errorf ( " " ) } metricCID := string ( * cid ) matched , err := regexp . MatchString ( config . MetricCIDRegex , metricCID ) if err != nil { return nil , err } if ! matched { return nil , fmt . Errorf ( " " , metricCID ) } result , err := a . Get ( metricCID ) if err != nil { return nil , err } if a . Debug { a . Log . Printf ( " " , string ( result ) ) } metric := & Metric { } if err := json . Unmarshal ( result , metric ) ; err != nil { return nil , err } return metric , nil }
// FetchMetric retrieves metric with passed cid.
FetchMetric retrieves metric with passed cid .