func newUrlArgs(req *http.Request) (*urlArgs, errors.Error) {
for arg, _ := range req.Form {
if !isValidParameter(arg) {
return nil, errors.NewServiceErrorUnrecognizedParameter(arg)
}
}
return &urlArgs{req: req}, nil
}
// create a jsonArgs structure from the given http request.
func newJsonArgs(req *http.Request) (*jsonArgs, errors.Error) {
var p jsonArgs
decoder := json.NewDecoder(req.Body)
err := decoder.Decode(&p.args)
if err != nil {
return nil, errors.NewServiceErrorBadValue(err, "JSON request body")
}
for arg, _ := range p.args {
if !isValidParameter(arg) {
return nil, errors.NewServiceErrorUnrecognizedParameter(arg)
}
}
p.req = req
return &p, nil
}