io.opentracing.log

Class Fields

java.lang.Object

io.opentracing.log.Fields

public class Fields
extends Object

The following log fields are recommended for instrumentors who are trying to capture more information about a logged event. Tracers may expose additional features based on these standardized data points.

See Also:

https://github.com/opentracing/specification/blob/master/semantic_conventions.md

Field Summary

Fields

Modifier and Type	Field and Description
static String	ERROR_KIND The type or "kind" of an error (only for event="error" logs).
static String	ERROR_OBJECT The actual Throwable/Exception/Error object instance itself.
static String	EVENT A stable identifier for some notable moment in the lifetime of a Span.
static String	MESSAGE A concise, human-readable, one-line message explaining the event.
static String	STACK A stack trace in platform-conventional format; may or may not pertain to an error.

Method Summary

Methods inherited from class java.lang.Object

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

Field Detail

ERROR_KIND

public static final String ERROR_KIND

The type or "kind" of an error (only for event="error" logs). E.g., "Exception", "OSError"

See Also:

Constant Field Values

ERROR_OBJECT

public static final String ERROR_OBJECT

The actual Throwable/Exception/Error object instance itself. E.g., A java.lang.UnsupportedOperationException instance

See Also:

Constant Field Values

EVENT

public static final String EVENT

A stable identifier for some notable moment in the lifetime of a Span. For instance, a mutex lock acquisition or release or the sorts of lifetime events in a browser page load described in the Performance.timing specification. E.g., from Zipkin, "cs", "sr", "ss", or "cr". Or, more generally, "initialized" or "timed out". For errors, "error"

See Also:

Constant Field Values

MESSAGE

public static final String MESSAGE

A concise, human-readable, one-line message explaining the event. E.g., "Could not connect to backend", "Cache invalidation succeeded"

See Also:

Constant Field Values

STACK

public static final String STACK

A stack trace in platform-conventional format; may or may not pertain to an error.

See Also:

Constant Field Values