InMemorySpanEventListener

All Known Implementing Classes:

ZipkinPublisher
```
public interface InMemorySpanEventListener
```
Listener for tracing events.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`onEventLogged(InMemorySpan span, long epochMicros, java.lang.String eventName)`	Called when an event was logged.
`void`	`onEventLogged(InMemorySpan span, long epochMicros, java.util.Map<java.lang.String,?> fields)`	Called when an event was logged.
`void`	`onSpanFinished(InMemorySpan span, long durationMicros)`	Called when a span has finished.
`void`	`onSpanStarted(InMemorySpan span)`	Called when a span has started.

- Method Detail
  - onSpanStarted
```
void onSpanStarted(InMemorySpan span)
```
    Called when a span has started.
    
    Parameters:
    
    span - the span
  - onEventLogged
```
void onEventLogged(InMemorySpan span,
                   long epochMicros,
                   java.lang.String eventName)
```
    Called when an event was logged.
    
    Parameters:
    
    span - the span the event was associated with
    
    epochMicros - timestamp epoch in microseconds
    
    eventName - event name
  - onEventLogged
```
void onEventLogged(InMemorySpan span,
                   long epochMicros,
                   java.util.Map<java.lang.String,?> fields)
```
    Called when an event was logged.
    
    Parameters:
    
    span - the span the event was associated with
    
    epochMicros - timestamp epoch in microseconds
    
    fields - fields as a map
  - onSpanFinished
```
void onSpanFinished(InMemorySpan span,
                    long durationMicros)
```
    Called when a span has finished.
    
    Parameters:
    
    span - the span
    
    durationMicros - duration in microseconds