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WebSocketSourceServer

laminar_connectors::websocket::source_server

Struct WebSocketSourceServer 

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pub struct WebSocketSourceServer { /* private fields */ }
Expand description

WebSocket source connector in server mode.

Binds a TCP listener and accepts incoming WebSocket connections. All clients’ messages feed into the same bounded channel for poll_batch() consumption.

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impl WebSocketSourceServer

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pub fn new(schema: SchemaRef, config: WebSocketSourceConfig) -> Self

Creates a new WebSocket source connector in server mode.

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pub fn state(&self) -> ConnectorState

Returns the current connector state.

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pub fn connected_clients(&self) -> u64

Returns the number of currently connected clients.

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impl Debug for WebSocketSourceServer

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

Formats the value using the given formatter. Read more
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impl SourceConnector for WebSocketSourceServer

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fn open<'life0, 'life1, 'async_trait>( &'life0 mut self, config: &'life1 ConnectorConfig, ) -> Pin<Box<dyn Future<Output = Result<(), ConnectorError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Opens the connector and initializes the connection. Read more
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fn poll_batch<'life0, 'async_trait>( &'life0 mut self, max_records: usize, ) -> Pin<Box<dyn Future<Output = Result<Option<SourceBatch>, ConnectorError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Polls for the next batch of records. Read more
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fn schema(&self) -> SchemaRef

Returns the schema of records produced by this source.
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fn checkpoint(&self) -> SourceCheckpoint

Creates a checkpoint of the current source position. Read more
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fn restore<'life0, 'life1, 'async_trait>( &'life0 mut self, checkpoint: &'life1 SourceCheckpoint, ) -> Pin<Box<dyn Future<Output = Result<(), ConnectorError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Restores the source to a previously checkpointed position. Read more
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fn health_check(&self) -> HealthStatus

Returns the current health status of the connector. Read more
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fn metrics(&self) -> ConnectorMetrics

Returns current metrics from the connector.
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fn data_ready_notify(&self) -> Option<Arc<Notify>>

Returns a [Notify] handle that is signalled when new data is available. Read more
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fn supports_replay(&self) -> bool

Whether this source supports replay from a checkpointed position. Read more
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fn close<'life0, 'async_trait>( &'life0 mut self, ) -> Pin<Box<dyn Future<Output = Result<(), ConnectorError>> + Send + 'async_trait>>
where Self: 'async_trait, 'life0: 'async_trait,

Closes the connector and releases all resources. Read more
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fn as_schema_provider(&self) -> Option<&dyn SchemaProvider>

Returns this connector as a SchemaProvider, if supported.
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fn as_schema_inferable(&self) -> Option<&dyn SchemaInferable>

Returns this connector as a SchemaInferable, if supported.
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fn as_schema_registry_aware(&self) -> Option<&dyn SchemaRegistryAware>

Returns this connector as a SchemaRegistryAware, if supported.
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fn as_schema_evolvable(&self) -> Option<&dyn SchemaEvolvable>

Returns this connector as a SchemaEvolvable, if supported.
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fn checkpoint_requested(&self) -> Option<Arc<AtomicBool>>

Returns a shared flag that the source sets to true when it requests an immediate checkpoint. Read more

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