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produce_request.go
113 lines (101 loc) · 2.06 KB
/
produce_request.go
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package protocol
import "time"
type Data struct {
Partition int32
RecordSet []byte
}
type TopicData struct {
Topic string
Data []*Data
}
type ProduceRequest struct {
APIVersion int16
TransactionalID *string
Acks int16
Timeout time.Duration
TopicData []*TopicData
}
func (r *ProduceRequest) Encode(e PacketEncoder) (err error) {
if r.APIVersion >= 3 {
if err = e.PutNullableString(r.TransactionalID); err != nil {
return err
}
}
e.PutInt16(r.Acks)
e.PutInt32(int32(r.Timeout / time.Millisecond))
if err = e.PutArrayLength(len(r.TopicData)); err != nil {
return err
}
for _, td := range r.TopicData {
if err = e.PutString(td.Topic); err != nil {
return err
}
if err = e.PutArrayLength(len(td.Data)); err != nil {
return err
}
for _, d := range td.Data {
e.PutInt32(d.Partition)
if err = e.PutBytes(d.RecordSet); err != nil {
return err
}
}
}
return nil
}
func (r *ProduceRequest) Decode(d PacketDecoder, version int16) (err error) {
r.APIVersion = version
if r.APIVersion >= 3 {
r.TransactionalID, err = d.NullableString()
if err != nil {
return err
}
}
r.Acks, err = d.Int16()
if err != nil {
return err
}
timeout, err := d.Int32()
if err != nil {
return err
}
r.Timeout = time.Duration(timeout) * time.Millisecond
topicCount, err := d.ArrayLength()
if err != nil {
return err
}
r.TopicData = make([]*TopicData, topicCount)
for i := range r.TopicData {
td := new(TopicData)
r.TopicData[i] = td
td.Topic, err = d.String()
if err != nil {
return err
}
dataCount, err := d.ArrayLength()
if err != nil {
return err
}
td.Data = make([]*Data, dataCount)
for j := range td.Data {
data := new(Data)
td.Data[j] = data
data.Partition, err = d.Int32()
if err != nil {
return err
}
data.RecordSet, err = d.Bytes()
if err != nil {
return err
}
}
}
return nil
}
func (r *ProduceRequest) Key() int16 {
return ProduceKey
}
func (r *ProduceRequest) Version() int16 {
return r.APIVersion
}
type TopicDatas []*TopicData
type Datas []*Data