org.springframework.cloud.sleuth

Class TraceCallable<V>

java.lang.Object

org.springframework.cloud.sleuth.TraceCallable<V>

All Implemented Interfaces:

Callable<V>

Direct Known Subclasses:

LocalComponentTraceCallable, SpanContinuingTraceCallable, TraceContinuingCallable

public class TraceCallable<V>
extends Object
implements Callable<V>

Callable that passes Span between threads. The Span name is taken either from the passed value or from the SpanNamer interface.

Since:

1.0.0

Author:

Spencer Gibb, Marcin Grzejszczak

Constructor Summary

Constructors

Constructor and Description
TraceCallable(Tracer tracer, SpanNamer spanNamer, Callable<V> delegate)
TraceCallable(Tracer tracer, SpanNamer spanNamer, Callable<V> delegate, String name)

Method Summary

Modifier and Type	Method and Description
V	call()
protected void	close(Span span)
protected Span	continueSpan(Span span)
protected Span	detachSpan(Span span)
Callable<V>	getDelegate()
String	getName()
Span	getParent()
protected String	getSpanName()
Tracer	getTracer()
protected Span	startSpan()

Methods inherited from class java.lang.Object

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

Constructor Detail

TraceCallable

public TraceCallable(Tracer tracer,
                     SpanNamer spanNamer,
                     Callable<V> delegate)

TraceCallable

public TraceCallable(Tracer tracer,
                     SpanNamer spanNamer,
                     Callable<V> delegate,
                     String name)

Method Detail

call

public V call()
       throws Exception

Specified by:

call in interface Callable<V>

Throws:

Exception

startSpan

protected Span startSpan()

getSpanName

protected String getSpanName()

close

protected void close(Span span)

continueSpan

protected Span continueSpan(Span span)

detachSpan

protected Span detachSpan(Span span)

getTracer

public Tracer getTracer()

getDelegate

public Callable<V> getDelegate()

getName

public String getName()

getParent

public Span getParent()