smartthings.brave.kafka.producers

Class BaseTracingProducerInterceptor<K>

java.lang.Object

smartthings.brave.kafka.producers.BaseTracingProducerInterceptor<K>

Type Parameters:

K - key type

All Implemented Interfaces:

org.apache.kafka.clients.producer.ProducerInterceptor<K,byte[]>, org.apache.kafka.common.Configurable

Direct Known Subclasses:

DefaultTracingProducerInterceptor

public abstract class BaseTracingProducerInterceptor<K>
extends Object
implements org.apache.kafka.clients.producer.ProducerInterceptor<K,byte[]>

An abstract interceptor that annotates and flush "ws" for each producer record, and injects the tracing context by mutating ProducerRecord before it is sent. Injection is left abstract to allow implementations for different strategies. Required: A Tracer in config as "brave.tracer". Optional: A SpanNameProvider in config as "brave.span.name.provider" to customize span name. Optional: A Endpoint in config as "brave.span.remote.endpoint" to customize span remote endpoint.

Constructor Summary

Constructors

Constructor and Description
BaseTracingProducerInterceptor()

Method Summary

Modifier and Type	Method and Description
void	close()
void	configure(Map<String,?> configs)
protected abstract org.apache.kafka.clients.producer.ProducerRecord<K,byte[]>	getTracedProducerRecord(brave.propagation.TraceContext traceContext, org.apache.kafka.clients.producer.ProducerRecord<K,byte[]> originalRecord)
void	onAcknowledgement(org.apache.kafka.clients.producer.RecordMetadata metadata, Exception exception)
org.apache.kafka.clients.producer.ProducerRecord<K,byte[]>	onSend(org.apache.kafka.clients.producer.ProducerRecord<K,byte[]> record)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BaseTracingProducerInterceptor

public BaseTracingProducerInterceptor()

Method Detail

getTracedProducerRecord

protected abstract org.apache.kafka.clients.producer.ProducerRecord<K,byte[]> getTracedProducerRecord(brave.propagation.TraceContext traceContext,
                                                                                                      org.apache.kafka.clients.producer.ProducerRecord<K,byte[]> originalRecord)

onSend

public org.apache.kafka.clients.producer.ProducerRecord<K,byte[]> onSend(org.apache.kafka.clients.producer.ProducerRecord<K,byte[]> record)

Specified by:

onSend in interface org.apache.kafka.clients.producer.ProducerInterceptor<K,byte[]>

onAcknowledgement

public void onAcknowledgement(org.apache.kafka.clients.producer.RecordMetadata metadata,
                              Exception exception)

Specified by:

onAcknowledgement in interface org.apache.kafka.clients.producer.ProducerInterceptor<K,byte[]>

close

public void close()

Specified by:

close in interface org.apache.kafka.clients.producer.ProducerInterceptor<K,byte[]>

configure

public void configure(Map<String,?> configs)

Specified by:

configure in interface org.apache.kafka.common.Configurable