Struct TopicConfig 

pub struct TopicConfig {
    pub retention_ms: i64,
    pub retention_bytes: i64,
    pub segment_bytes: i64,
    pub cleanup_policy: String,
    pub compression_type: String,
    pub min_insync_replicas: i32,
    pub max_message_bytes: i64,
    pub message_timestamp_enabled: bool,
    pub message_timestamp_type: String,
    pub idempotent_writes: bool,
    pub flush_interval_ms: i64,
    pub custom: BTreeMap<String, String>,
}

Topic configuration parameters

Fields

retention_ms: i64

Retention time in milliseconds (1 hour to 10 years) Default: 604800000 (7 days)

retention_bytes: i64

Retention size in bytes per partition (-1 for unlimited) Default: -1 (unlimited)

segment_bytes: i64

Segment size in bytes (1MB to 10GB)

cleanup_policy: String

Cleanup policy: “delete”, “compact”, or “delete,compact”

compression_type: String

Compression type: “none”, “gzip”, “snappy”, “lz4”, “zstd”

min_insync_replicas: i32

Minimum number of in-sync replicas for writes (1-10)

max_message_bytes: i64

Maximum message size in bytes (1KB to 100MB)

message_timestamp_enabled: bool

Whether to enable message timestamps

message_timestamp_type: String

Timestamp type: “CreateTime” or “LogAppendTime”

idempotent_writes: bool

Whether to enable idempotent writes

flush_interval_ms: i64

Flush interval in milliseconds (0 for no scheduled flush)

custom: BTreeMap<String, String>

Custom configuration key-value pairs

Trait Implementations

impl Clone for TopicConfig

fn clone(&self) -> TopicConfig

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for TopicConfig

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for TopicConfig

fn default() -> TopicConfig

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for TopicConfig

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl JsonSchema for TopicConfig

fn schema_name() -> String

The name of the generated JSON Schema.

fn schema_id() -> Cow<'static, str>

Returns a string that uniquely identifies the schema produced by this type.

fn json_schema(generator: &mut SchemaGenerator) -> Schema

Generates a JSON Schema for this type.

fn is_referenceable() -> bool

Whether JSON Schemas generated for this type should be re-used where possible using the $ref keyword.

impl Serialize for TopicConfig

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl Validate for TopicConfig

fn validate(&self) -> Result<(), ValidationErrors>

impl<'v_a> ValidateArgs<'v_a> for TopicConfig

type Args = ()

fn validate_with_args(&self, args: Self::Args) -> Result<(), ValidationErrors>