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|
package sarama
import (
"fmt"
"time"
)
type CreateTopicsResponse struct {
// Version defines the protocol version to use for encode and decode
Version int16
// ThrottleTime contains the duration for which the request was throttled due
// to a quota violation, or zero if the request did not violate any quota.
ThrottleTime time.Duration
// TopicErrors contains a map of any errors for the topics we tried to create.
TopicErrors map[string]*TopicError
}
func (c *CreateTopicsResponse) encode(pe packetEncoder) error {
if c.Version >= 2 {
pe.putInt32(int32(c.ThrottleTime / time.Millisecond))
}
if err := pe.putArrayLength(len(c.TopicErrors)); err != nil {
return err
}
for topic, topicError := range c.TopicErrors {
if err := pe.putString(topic); err != nil {
return err
}
if err := topicError.encode(pe, c.Version); err != nil {
return err
}
}
return nil
}
func (c *CreateTopicsResponse) decode(pd packetDecoder, version int16) (err error) {
c.Version = version
if version >= 2 {
throttleTime, err := pd.getInt32()
if err != nil {
return err
}
c.ThrottleTime = time.Duration(throttleTime) * time.Millisecond
}
n, err := pd.getArrayLength()
if err != nil {
return err
}
c.TopicErrors = make(map[string]*TopicError, n)
for i := 0; i < n; i++ {
topic, err := pd.getString()
if err != nil {
return err
}
c.TopicErrors[topic] = new(TopicError)
if err := c.TopicErrors[topic].decode(pd, version); err != nil {
return err
}
}
return nil
}
func (c *CreateTopicsResponse) key() int16 {
return 19
}
func (c *CreateTopicsResponse) version() int16 {
return c.Version
}
func (c *CreateTopicsResponse) headerVersion() int16 {
return 0
}
func (c *CreateTopicsResponse) isValidVersion() bool {
return c.Version >= 0 && c.Version <= 3
}
func (c *CreateTopicsResponse) requiredVersion() KafkaVersion {
switch c.Version {
case 3:
return V2_0_0_0
case 2:
return V0_11_0_0
case 1:
return V0_10_2_0
case 0:
return V0_10_1_0
default:
return V2_8_0_0
}
}
func (r *CreateTopicsResponse) throttleTime() time.Duration {
return r.ThrottleTime
}
type TopicError struct {
Err KError
ErrMsg *string
}
func (t *TopicError) Error() string {
text := t.Err.Error()
if t.ErrMsg != nil {
text = fmt.Sprintf("%s - %s", text, *t.ErrMsg)
}
return text
}
func (t *TopicError) Unwrap() error {
return t.Err
}
func (t *TopicError) encode(pe packetEncoder, version int16) error {
pe.putInt16(int16(t.Err))
if version >= 1 {
if err := pe.putNullableString(t.ErrMsg); err != nil {
return err
}
}
return nil
}
func (t *TopicError) decode(pd packetDecoder, version int16) (err error) {
kErr, err := pd.getInt16()
if err != nil {
return err
}
t.Err = KError(kErr)
if version >= 1 {
if t.ErrMsg, err = pd.getNullableString(); err != nil {
return err
}
}
return nil
}
|
