Method UnmarshalJSON

lib/util.go:211–243

UnmarshalJSON() overrides the unmarshalling logic of the Page for generic structure assignment (registered pageables) and custom formatting

(jsonBytes []byte)

// UnmarshalJSON() overrides the unmarshalling logic of the
// Page for generic structure assignment (registered pageables) and custom formatting
func (p *Page) UnmarshalJSON(jsonBytes []byte) (err error) {
	// create a new json object reference to ensure a non-nil result
	j := new(jsonPage)
	// populate the json page with json bytes
	if err = json.Unmarshal(jsonBytes, &j); err != nil {
		// exit with error
		return
	}
	// extract the pageable implementation from the previously registered pageable type
	m, found := RegisteredPageables[j.Type]
	// if not found among the registered
	if !found {
		return ErrUnknownPageable(j.Type)
	}
	// create a new instance of the page
	pageable := m.New()
	// populate the results with json bytes
	if err = json.Unmarshal(j.Results, pageable); err != nil {
		// exit with error
		return
	}
	//
	*p = Page{
		PageParams: j.PageParams,
		Results:    pageable,
		Type:       j.Type,
		Count:      j.Count,
		TotalPages: j.TotalPages,
		TotalCount: j.TotalCount,
	}
	// exit
	return
}

// jsonPage is the internal structure for custom json for the Page structure
type jsonPage struct {