func Unmarshal(req *aws.Request) {
if req.DataFilled() {
err := jsonutil.UnmarshalJSON(req.Data, req.HTTPResponse.Body)
if err != nil {
req.Error = err
}
}
return
}
// Unmarshal unmarshals a response for a JSON RPC service.
func Unmarshal(req *aws.Request) {
defer req.HTTPResponse.Body.Close()
if req.DataFilled() {
err := jsonutil.UnmarshalJSON(req.Data, req.HTTPResponse.Body)
if err != nil {
req.Error = apierr.New("Unmarshal", "failed decoding JSON RPC response", err)
}
}
return
}
// DecodeData decodes a raw message into its type. E.g. An ACS message of the
// form {"type":"FooMessage","message":{"foo":1}} will be decoded into the
// corresponding *ecsacs.FooMessage type. The type string, "FooMessage", will
// also be returned as a convenience.
func DecodeData(data []byte, dec TypeDecoder) (interface{}, string, error) {
raw := &ReceivedMessage{}
// Delay unmarshal until we know the type
err := json.Unmarshal(data, raw)
if err != nil || raw.Type == "" {
// Unframed messages can be of the {"Type":"Message"} form as well, try
// that.
connErr, connErrType, decodeErr := DecodeConnectionError(data, dec)
if decodeErr == nil && connErrType != "" {
return connErr, connErrType, nil
}
return nil, "", decodeErr
}
reqMessage, ok := dec.NewOfType(raw.Type)
if !ok {
return nil, raw.Type, &UnrecognizedWSRequestType{raw.Type}
}
err = jsonutil.UnmarshalJSON(reqMessage, bytes.NewReader(raw.Message))
return reqMessage, raw.Type, err
}
