kafka_protocol/messages/
allocate_producer_ids_request.rs
1#![allow(unused)]
6
7use std::borrow::Borrow;
8use std::collections::BTreeMap;
9
10use anyhow::{bail, Result};
11use bytes::Bytes;
12use uuid::Uuid;
13
14use crate::protocol::{
15 buf::{ByteBuf, ByteBufMut},
16 compute_unknown_tagged_fields_size, types, write_unknown_tagged_fields, Decodable, Decoder,
17 Encodable, Encoder, HeaderVersion, Message, StrBytes, VersionRange,
18};
19
20#[non_exhaustive]
22#[derive(Debug, Clone, PartialEq)]
23pub struct AllocateProducerIdsRequest {
24 pub broker_id: super::BrokerId,
28
29 pub broker_epoch: i64,
33
34 pub unknown_tagged_fields: BTreeMap<i32, Bytes>,
36}
37
38impl AllocateProducerIdsRequest {
39 pub fn with_broker_id(mut self, value: super::BrokerId) -> Self {
45 self.broker_id = value;
46 self
47 }
48 pub fn with_broker_epoch(mut self, value: i64) -> Self {
54 self.broker_epoch = value;
55 self
56 }
57 pub fn with_unknown_tagged_fields(mut self, value: BTreeMap<i32, Bytes>) -> Self {
59 self.unknown_tagged_fields = value;
60 self
61 }
62 pub fn with_unknown_tagged_field(mut self, key: i32, value: Bytes) -> Self {
64 self.unknown_tagged_fields.insert(key, value);
65 self
66 }
67}
68
69#[cfg(feature = "client")]
70impl Encodable for AllocateProducerIdsRequest {
71 fn encode<B: ByteBufMut>(&self, buf: &mut B, version: i16) -> Result<()> {
72 if version != 0 {
73 bail!("specified version not supported by this message type");
74 }
75 types::Int32.encode(buf, &self.broker_id)?;
76 types::Int64.encode(buf, &self.broker_epoch)?;
77 let num_tagged_fields = self.unknown_tagged_fields.len();
78 if num_tagged_fields > std::u32::MAX as usize {
79 bail!(
80 "Too many tagged fields to encode ({} fields)",
81 num_tagged_fields
82 );
83 }
84 types::UnsignedVarInt.encode(buf, num_tagged_fields as u32)?;
85
86 write_unknown_tagged_fields(buf, 0.., &self.unknown_tagged_fields)?;
87 Ok(())
88 }
89 fn compute_size(&self, version: i16) -> Result<usize> {
90 let mut total_size = 0;
91 total_size += types::Int32.compute_size(&self.broker_id)?;
92 total_size += types::Int64.compute_size(&self.broker_epoch)?;
93 let num_tagged_fields = self.unknown_tagged_fields.len();
94 if num_tagged_fields > std::u32::MAX as usize {
95 bail!(
96 "Too many tagged fields to encode ({} fields)",
97 num_tagged_fields
98 );
99 }
100 total_size += types::UnsignedVarInt.compute_size(num_tagged_fields as u32)?;
101
102 total_size += compute_unknown_tagged_fields_size(&self.unknown_tagged_fields)?;
103 Ok(total_size)
104 }
105}
106
107#[cfg(feature = "broker")]
108impl Decodable for AllocateProducerIdsRequest {
109 fn decode<B: ByteBuf>(buf: &mut B, version: i16) -> Result<Self> {
110 if version != 0 {
111 bail!("specified version not supported by this message type");
112 }
113 let broker_id = types::Int32.decode(buf)?;
114 let broker_epoch = types::Int64.decode(buf)?;
115 let mut unknown_tagged_fields = BTreeMap::new();
116 let num_tagged_fields = types::UnsignedVarInt.decode(buf)?;
117 for _ in 0..num_tagged_fields {
118 let tag: u32 = types::UnsignedVarInt.decode(buf)?;
119 let size: u32 = types::UnsignedVarInt.decode(buf)?;
120 let unknown_value = buf.try_get_bytes(size as usize)?;
121 unknown_tagged_fields.insert(tag as i32, unknown_value);
122 }
123 Ok(Self {
124 broker_id,
125 broker_epoch,
126 unknown_tagged_fields,
127 })
128 }
129}
130
131impl Default for AllocateProducerIdsRequest {
132 fn default() -> Self {
133 Self {
134 broker_id: (0).into(),
135 broker_epoch: -1,
136 unknown_tagged_fields: BTreeMap::new(),
137 }
138 }
139}
140
141impl Message for AllocateProducerIdsRequest {
142 const VERSIONS: VersionRange = VersionRange { min: 0, max: 0 };
143 const DEPRECATED_VERSIONS: Option<VersionRange> = None;
144}
145
146impl HeaderVersion for AllocateProducerIdsRequest {
147 fn header_version(version: i16) -> i16 {
148 2
149 }
150}