org.springframework.cloud.sleuth.zipkin

Class HttpZipkinSpanReporter

java.lang.Object

org.springframework.cloud.sleuth.zipkin.HttpZipkinSpanReporter

All Implemented Interfaces:

Closeable, Flushable, AutoCloseable, ZipkinSpanReporter

public final class HttpZipkinSpanReporter
extends Object
implements ZipkinSpanReporter, Flushable, Closeable

Submits spans using Zipkin's POST /spans endpoint.

Since:

1.0.0

Author:

Adrian Cole

Constructor Summary

Constructors

Constructor and Description
HttpZipkinSpanReporter(String baseUrl, int flushInterval, boolean compressionEnabled, SpanMetricReporter spanMetricReporter)

Method Summary

Modifier and Type	Method and Description
void	close() Requests a cease of delivery.
void	flush() Calling this will flush any pending spans to the http transport on the current thread.
void	report(zipkin.Span span) Queues the span for collection, or drops it if the queue is full.

Methods inherited from class java.lang.Object

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

Constructor Detail

HttpZipkinSpanReporter

public HttpZipkinSpanReporter(String baseUrl,
                              int flushInterval,
                              boolean compressionEnabled,
                              SpanMetricReporter spanMetricReporter)

Parameters:

baseUrl - URL of the zipkin query server instance. Like: http://localhost:9411/

flushInterval - in seconds. 0 implies spans are flushed externally.

compressionEnabled - compress spans using gzip before posting to the zipkin server.

spanMetricReporter - service to count number of accepted / dropped spans

Method Detail

report

public void report(zipkin.Span span)

Queues the span for collection, or drops it if the queue is full.

Specified by:

report in interface ZipkinSpanReporter

Parameters:

span - Span, should not be null.

flush

public void flush()

Calling this will flush any pending spans to the http transport on the current thread.

Specified by:

flush in interface Flushable

close

public void close()

Requests a cease of delivery. There will be at most one in-flight request processing after this call returns.

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable