use bytes::{Buf, BufMut};
use crate::primitives::fixed::{get_i16, get_i32, get_i64, put_i16, put_i32, put_i64};
use crate::primitives::string_bytes::{
compact_nullable_string_len, compact_string_len, get_compact_nullable_string_owned,
get_compact_string_owned, get_nullable_string_owned, get_string_owned, nullable_string_len,
put_compact_nullable_string, put_compact_string, put_nullable_string, put_string, string_len,
};
use crate::primitives::string_bytes::{
get_bytes_owned, get_compact_bytes_owned, get_compact_nullable_bytes_owned,
get_nullable_bytes_owned, put_bytes, put_compact_bytes, put_compact_nullable_bytes,
put_nullable_bytes,
};
use crate::tagged_fields::{WriteTaggedFields, read_tagged_fields, tagged_fields_len};
use crate::{Decode, Encode, ProtocolError, UnknownTaggedFields};
pub const API_KEY: i16 = 78;
pub const MIN_VERSION: i16 = 1;
pub const MAX_VERSION: i16 = 2;
pub const FLEXIBLE_MIN: i16 = 0;
#[inline]
fn is_flexible(version: i16) -> bool {
version >= FLEXIBLE_MIN
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct ShareFetchResponse {
pub throttle_time_ms: i32,
pub error_code: i16,
pub error_message: Option<String>,
pub acquisition_lock_timeout_ms: i32,
pub responses: Vec<ShareFetchableTopicResponse>,
pub node_endpoints: Vec<NodeEndpoint>,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl Encode for ShareFetchResponse {
fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
return Err(ProtocolError::UnsupportedVersion {
api_key: API_KEY,
version,
});
}
let flex = is_flexible(version);
if version >= 0 {
put_i32(buf, self.throttle_time_ms);
}
if version >= 0 {
put_i16(buf, self.error_code);
}
if version >= 0 {
if flex {
put_compact_nullable_string(buf, self.error_message.as_deref());
} else {
put_nullable_string(buf, self.error_message.as_deref());
}
}
if version >= 1 {
put_i32(buf, self.acquisition_lock_timeout_ms);
}
if version >= 0 {
{
crate::primitives::array::put_array_len(buf, (self.responses).len(), flex);
for it in &self.responses {
it.encode(buf, version)?;
}
}
}
if version >= 0 {
{
crate::primitives::array::put_array_len(buf, (self.node_endpoints).len(), flex);
for it in &self.node_endpoints {
it.encode(buf, version)?;
}
}
}
if flex {
let tagged = WriteTaggedFields::new();
tagged.write(buf, &self.unknown_tagged_fields);
}
Ok(())
}
fn encoded_len(&self, version: i16) -> usize {
let flex = is_flexible(version);
let mut n: usize = 0;
if version >= 0 {
n += 4;
}
if version >= 0 {
n += 2;
}
if version >= 0 {
n += if flex {
compact_nullable_string_len(self.error_message.as_deref())
} else {
nullable_string_len(self.error_message.as_deref())
};
}
if version >= 1 {
n += 4;
}
if version >= 0 {
n += {
let prefix =
crate::primitives::array::array_len_prefix_len((self.responses).len(), flex);
let body: usize = (self.responses)
.iter()
.map(|it| it.encoded_len(version))
.sum();
prefix + body
};
}
if version >= 0 {
n += {
let prefix = crate::primitives::array::array_len_prefix_len(
(self.node_endpoints).len(),
flex,
);
let body: usize = (self.node_endpoints)
.iter()
.map(|it| it.encoded_len(version))
.sum();
prefix + body
};
}
if flex {
let known_pairs: Vec<(u32, usize)> = Vec::new();
n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
}
n
}
}
impl Decode<'_> for ShareFetchResponse {
fn decode<B: Buf>(buf: &mut B, version: i16) -> Result<Self, ProtocolError> {
if !(MIN_VERSION..=MAX_VERSION).contains(&version) {
return Err(ProtocolError::UnsupportedVersion {
api_key: API_KEY,
version,
});
}
let flex = is_flexible(version);
let mut out = Self::default();
if version >= 0 {
out.throttle_time_ms = get_i32(buf)?;
}
if version >= 0 {
out.error_code = get_i16(buf)?;
}
if version >= 0 {
out.error_message = if flex {
get_compact_nullable_string_owned(buf)?
} else {
get_nullable_string_owned(buf)?
};
}
if version >= 1 {
out.acquisition_lock_timeout_ms = get_i32(buf)?;
}
if version >= 0 {
out.responses = {
let n = crate::primitives::array::get_array_len(buf, flex)?;
let mut v = Vec::with_capacity(n);
for _ in 0..n {
v.push(ShareFetchableTopicResponse::decode(buf, version)?);
}
v
};
}
if version >= 0 {
out.node_endpoints = {
let n = crate::primitives::array::get_array_len(buf, flex)?;
let mut v = Vec::with_capacity(n);
for _ in 0..n {
v.push(NodeEndpoint::decode(buf, version)?);
}
v
};
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl ShareFetchResponse {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.throttle_time_ms = 1i32;
}
if version >= 0 {
m.error_code = 1i16;
}
if version >= 0 {
m.error_message = Some("x".to_string());
}
if version >= 1 {
m.acquisition_lock_timeout_ms = 1i32;
}
if version >= 0 {
m.responses = vec![ShareFetchableTopicResponse::populated(version)];
}
if version >= 0 {
m.node_endpoints = vec![NodeEndpoint::populated(version)];
}
m
}
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct ShareFetchableTopicResponse {
pub topic_id: crate::primitives::uuid::Uuid,
pub partitions: Vec<PartitionData>,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl Encode for ShareFetchableTopicResponse {
fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
let flex = version >= 0;
if version >= 0 {
crate::primitives::uuid::put_uuid(buf, self.topic_id);
}
if version >= 0 {
{
crate::primitives::array::put_array_len(buf, (self.partitions).len(), flex);
for it in &self.partitions {
it.encode(buf, version)?;
}
}
}
if flex {
let tagged = WriteTaggedFields::new();
tagged.write(buf, &self.unknown_tagged_fields);
}
Ok(())
}
fn encoded_len(&self, version: i16) -> usize {
let flex = version >= 0;
let mut n: usize = 0;
if version >= 0 {
n += 16;
}
if version >= 0 {
n += {
let prefix =
crate::primitives::array::array_len_prefix_len((self.partitions).len(), flex);
let body: usize = (self.partitions)
.iter()
.map(|it| it.encoded_len(version))
.sum();
prefix + body
};
}
if flex {
let known_pairs: Vec<(u32, usize)> = Vec::new();
n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
}
n
}
}
impl Decode<'_> for ShareFetchableTopicResponse {
fn decode<B: Buf>(buf: &mut B, version: i16) -> Result<Self, ProtocolError> {
let flex = version >= 0;
let mut out = Self::default();
if version >= 0 {
out.topic_id = crate::primitives::uuid::get_uuid(buf)?;
}
if version >= 0 {
out.partitions = {
let n = crate::primitives::array::get_array_len(buf, flex)?;
let mut v = Vec::with_capacity(n);
for _ in 0..n {
v.push(PartitionData::decode(buf, version)?);
}
v
};
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl ShareFetchableTopicResponse {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.topic_id = crate::primitives::uuid::Uuid([1u8; 16]);
}
if version >= 0 {
m.partitions = vec![PartitionData::populated(version)];
}
m
}
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct PartitionData {
pub partition_index: i32,
pub error_code: i16,
pub error_message: Option<String>,
pub acknowledge_error_code: i16,
pub acknowledge_error_message: Option<String>,
pub current_leader: LeaderIdAndEpoch,
pub records: Option<crate::records::RecordsPayload>,
pub acquired_records: Vec<AcquiredRecords>,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl Encode for PartitionData {
fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
let flex = version >= 0;
if version >= 0 {
put_i32(buf, self.partition_index);
}
if version >= 0 {
put_i16(buf, self.error_code);
}
if version >= 0 {
if flex {
put_compact_nullable_string(buf, self.error_message.as_deref());
} else {
put_nullable_string(buf, self.error_message.as_deref());
}
}
if version >= 0 {
put_i16(buf, self.acknowledge_error_code);
}
if version >= 0 {
if flex {
put_compact_nullable_string(buf, self.acknowledge_error_message.as_deref());
} else {
put_nullable_string(buf, self.acknowledge_error_message.as_deref());
}
}
if version >= 0 {
self.current_leader.encode(buf, version)?;
}
if version >= 0 {
if version <= 0 {
match &self.records {
None => {
if flex {
put_compact_nullable_bytes(buf, None);
} else {
put_nullable_bytes(buf, None);
}
}
Some(__rb) => {
let mut __rb_buf = bytes::BytesMut::new();
<crate::records::RecordsPayload as crate::Encode>::encode(
__rb,
&mut __rb_buf,
version,
)?;
if flex {
put_compact_bytes(buf, &__rb_buf);
} else {
put_bytes(buf, &__rb_buf);
}
}
}
} else {
match &self.records {
None => {
let __rb_buf = bytes::BytesMut::new();
if flex {
put_compact_bytes(buf, &__rb_buf);
} else {
put_bytes(buf, &__rb_buf);
}
}
Some(__rb) => {
let mut __rb_buf = bytes::BytesMut::new();
<crate::records::RecordsPayload as crate::Encode>::encode(
__rb,
&mut __rb_buf,
version,
)?;
if flex {
put_compact_bytes(buf, &__rb_buf);
} else {
put_bytes(buf, &__rb_buf);
}
}
}
}
}
if version >= 0 {
{
crate::primitives::array::put_array_len(buf, (self.acquired_records).len(), flex);
for it in &self.acquired_records {
it.encode(buf, version)?;
}
}
}
if flex {
let tagged = WriteTaggedFields::new();
tagged.write(buf, &self.unknown_tagged_fields);
}
Ok(())
}
fn encoded_len(&self, version: i16) -> usize {
let flex = version >= 0;
let mut n: usize = 0;
if version >= 0 {
n += 4;
}
if version >= 0 {
n += 2;
}
if version >= 0 {
n += if flex {
compact_nullable_string_len(self.error_message.as_deref())
} else {
nullable_string_len(self.error_message.as_deref())
};
}
if version >= 0 {
n += 2;
}
if version >= 0 {
n += if flex {
compact_nullable_string_len(self.acknowledge_error_message.as_deref())
} else {
nullable_string_len(self.acknowledge_error_message.as_deref())
};
}
if version >= 0 {
n += self.current_leader.encoded_len(version);
}
if version >= 0 {
n += if version <= 0 {
match &self.records {
None => {
if flex {
crate::primitives::varint::uvarint_len(0)
} else {
4
}
}
Some(__rb) => {
let __rb_len =
<crate::records::RecordsPayload as crate::Encode>::encoded_len(
__rb, version,
);
if flex {
crate::primitives::string_bytes::compact_bytes_len_from_size(__rb_len)
} else {
4 + __rb_len
}
}
}
} else {
match &self.records {
None => {
if flex {
crate::primitives::string_bytes::compact_bytes_len_from_size(0)
} else {
4
}
}
Some(__rb) => {
let __rb_len =
<crate::records::RecordsPayload as crate::Encode>::encoded_len(
__rb, version,
);
if flex {
crate::primitives::string_bytes::compact_bytes_len_from_size(__rb_len)
} else {
4 + __rb_len
}
}
}
};
}
if version >= 0 {
n += {
let prefix = crate::primitives::array::array_len_prefix_len(
(self.acquired_records).len(),
flex,
);
let body: usize = (self.acquired_records)
.iter()
.map(|it| it.encoded_len(version))
.sum();
prefix + body
};
}
if flex {
let known_pairs: Vec<(u32, usize)> = Vec::new();
n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
}
n
}
}
impl Decode<'_> for PartitionData {
fn decode<B: Buf>(buf: &mut B, version: i16) -> Result<Self, ProtocolError> {
let flex = version >= 0;
let mut out = Self::default();
if version >= 0 {
out.partition_index = get_i32(buf)?;
}
if version >= 0 {
out.error_code = get_i16(buf)?;
}
if version >= 0 {
out.error_message = if flex {
get_compact_nullable_string_owned(buf)?
} else {
get_nullable_string_owned(buf)?
};
}
if version >= 0 {
out.acknowledge_error_code = get_i16(buf)?;
}
if version >= 0 {
out.acknowledge_error_message = if flex {
get_compact_nullable_string_owned(buf)?
} else {
get_nullable_string_owned(buf)?
};
}
if version >= 0 {
out.current_leader = LeaderIdAndEpoch::decode(buf, version)?;
}
if version >= 0 {
out.records = if version <= 0 {
{
let __rb_opt = if flex {
get_compact_nullable_bytes_owned(buf)?
} else {
get_nullable_bytes_owned(buf)?
};
match __rb_opt {
None => None,
Some(__rb_bytes) => {
let mut __rb_cur: &[u8] = &__rb_bytes;
Some(crate::records::RecordsPayload::decode_lenient(
&mut __rb_cur,
version,
)?)
}
}
}
} else {
Some({
let __rb_bytes = if flex {
get_compact_bytes_owned(buf)?
} else {
get_bytes_owned(buf)?
};
let mut __rb_cur: &[u8] = &__rb_bytes;
crate::records::RecordsPayload::decode_lenient(&mut __rb_cur, version)?
})
};
}
if version >= 0 {
out.acquired_records = {
let n = crate::primitives::array::get_array_len(buf, flex)?;
let mut v = Vec::with_capacity(n);
for _ in 0..n {
v.push(AcquiredRecords::decode(buf, version)?);
}
v
};
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl PartitionData {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.partition_index = 1i32;
}
if version >= 0 {
m.error_code = 1i16;
}
if version >= 0 {
m.error_message = Some("x".to_string());
}
if version >= 0 {
m.acknowledge_error_code = 1i16;
}
if version >= 0 {
m.acknowledge_error_message = Some("x".to_string());
}
if version >= 0 {
m.current_leader = LeaderIdAndEpoch::populated(version);
}
if version >= 0 {
m.acquired_records = vec![AcquiredRecords::populated(version)];
}
m
}
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct LeaderIdAndEpoch {
pub leader_id: i32,
pub leader_epoch: i32,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl Encode for LeaderIdAndEpoch {
fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
let flex = version >= 0;
if version >= 0 {
put_i32(buf, self.leader_id);
}
if version >= 0 {
put_i32(buf, self.leader_epoch);
}
if flex {
let tagged = WriteTaggedFields::new();
tagged.write(buf, &self.unknown_tagged_fields);
}
Ok(())
}
fn encoded_len(&self, version: i16) -> usize {
let flex = version >= 0;
let mut n: usize = 0;
if version >= 0 {
n += 4;
}
if version >= 0 {
n += 4;
}
if flex {
let known_pairs: Vec<(u32, usize)> = Vec::new();
n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
}
n
}
}
impl Decode<'_> for LeaderIdAndEpoch {
fn decode<B: Buf>(buf: &mut B, version: i16) -> Result<Self, ProtocolError> {
let flex = version >= 0;
let mut out = Self::default();
if version >= 0 {
out.leader_id = get_i32(buf)?;
}
if version >= 0 {
out.leader_epoch = get_i32(buf)?;
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl LeaderIdAndEpoch {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.leader_id = 1i32;
}
if version >= 0 {
m.leader_epoch = 1i32;
}
m
}
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct AcquiredRecords {
pub first_offset: i64,
pub last_offset: i64,
pub delivery_count: i16,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl Encode for AcquiredRecords {
fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
let flex = version >= 0;
if version >= 0 {
put_i64(buf, self.first_offset);
}
if version >= 0 {
put_i64(buf, self.last_offset);
}
if version >= 0 {
put_i16(buf, self.delivery_count);
}
if flex {
let tagged = WriteTaggedFields::new();
tagged.write(buf, &self.unknown_tagged_fields);
}
Ok(())
}
fn encoded_len(&self, version: i16) -> usize {
let flex = version >= 0;
let mut n: usize = 0;
if version >= 0 {
n += 8;
}
if version >= 0 {
n += 8;
}
if version >= 0 {
n += 2;
}
if flex {
let known_pairs: Vec<(u32, usize)> = Vec::new();
n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
}
n
}
}
impl Decode<'_> for AcquiredRecords {
fn decode<B: Buf>(buf: &mut B, version: i16) -> Result<Self, ProtocolError> {
let flex = version >= 0;
let mut out = Self::default();
if version >= 0 {
out.first_offset = get_i64(buf)?;
}
if version >= 0 {
out.last_offset = get_i64(buf)?;
}
if version >= 0 {
out.delivery_count = get_i16(buf)?;
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl AcquiredRecords {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.first_offset = 1i64;
}
if version >= 0 {
m.last_offset = 1i64;
}
if version >= 0 {
m.delivery_count = 1i16;
}
m
}
}
#[derive(Debug, Clone, PartialEq, Eq, Default)]
pub struct NodeEndpoint {
pub node_id: i32,
pub host: String,
pub port: i32,
pub rack: Option<String>,
pub unknown_tagged_fields: UnknownTaggedFields,
}
impl Encode for NodeEndpoint {
fn encode<B: BufMut>(&self, buf: &mut B, version: i16) -> Result<(), ProtocolError> {
let flex = version >= 0;
if version >= 0 {
put_i32(buf, self.node_id);
}
if version >= 0 {
if flex {
put_compact_string(buf, &self.host);
} else {
put_string(buf, &self.host);
}
}
if version >= 0 {
put_i32(buf, self.port);
}
if version >= 0 {
if flex {
put_compact_nullable_string(buf, self.rack.as_deref());
} else {
put_nullable_string(buf, self.rack.as_deref());
}
}
if flex {
let tagged = WriteTaggedFields::new();
tagged.write(buf, &self.unknown_tagged_fields);
}
Ok(())
}
fn encoded_len(&self, version: i16) -> usize {
let flex = version >= 0;
let mut n: usize = 0;
if version >= 0 {
n += 4;
}
if version >= 0 {
n += if flex {
compact_string_len(&self.host)
} else {
string_len(&self.host)
};
}
if version >= 0 {
n += 4;
}
if version >= 0 {
n += if flex {
compact_nullable_string_len(self.rack.as_deref())
} else {
nullable_string_len(self.rack.as_deref())
};
}
if flex {
let known_pairs: Vec<(u32, usize)> = Vec::new();
n += tagged_fields_len(&known_pairs, &self.unknown_tagged_fields);
}
n
}
}
impl Decode<'_> for NodeEndpoint {
fn decode<B: Buf>(buf: &mut B, version: i16) -> Result<Self, ProtocolError> {
let flex = version >= 0;
let mut out = Self::default();
if version >= 0 {
out.node_id = get_i32(buf)?;
}
if version >= 0 {
out.host = if flex {
get_compact_string_owned(buf)?
} else {
get_string_owned(buf)?
};
}
if version >= 0 {
out.port = get_i32(buf)?;
}
if version >= 0 {
out.rack = if flex {
get_compact_nullable_string_owned(buf)?
} else {
get_nullable_string_owned(buf)?
};
}
if flex {
out.unknown_tagged_fields = read_tagged_fields(buf, |_tag, _payload| Ok(false))?;
}
Ok(out)
}
}
#[cfg(test)]
impl NodeEndpoint {
#[must_use]
pub fn populated(version: i16) -> Self {
let mut m = Self::default();
if version >= 0 {
m.node_id = 1i32;
}
if version >= 0 {
m.host = "x".to_string();
}
if version >= 0 {
m.port = 1i32;
}
if version >= 0 {
m.rack = Some("x".to_string());
}
m
}
}
#[must_use]
#[allow(unused_comparisons)]
pub fn default_json(version: i16) -> ::serde_json::Value {
let mut obj = ::serde_json::Map::new();
obj.insert("throttleTimeMs".to_string(), ::serde_json::json!(0));
obj.insert("errorCode".to_string(), ::serde_json::json!(0));
obj.insert("errorMessage".to_string(), ::serde_json::Value::Null);
if version >= 1 {
obj.insert(
"acquisitionLockTimeoutMs".to_string(),
::serde_json::json!(0),
);
}
obj.insert("responses".to_string(), ::serde_json::Value::Array(vec![]));
obj.insert(
"nodeEndpoints".to_string(),
::serde_json::Value::Array(vec![]),
);
::serde_json::Value::Object(obj)
}