Package io.helidon.tracing

Class Tag<T>

java.lang.Object

io.helidon.tracing.Tag<T>

Type Parameters:

T - type of the tag

public abstract class Tag<T>
extends Object

Tag abstraction that can be used with TracerBuilder.addTracerTag(String, String).

Method Summary

Modifier and Type	Method and Description
abstract void	apply(Span span) Configure this tag on the span provided.
static Tag<Boolean>	create(String key, boolean value) Create a boolean tag.
static Tag<Number>	create(String key, Number value) Create a numeric tag.
static Tag<String>	create(String key, String value) Create a string tag.
boolean	equals(Object o)
int	hashCode()
String	key() Tag name.
String	toString()
T	value() Tag value.

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

create

public static Tag<String> create(String key,
                                 String value)

Create a string tag.

Parameters:

key - tag name

value - tag value

Returns:

string tag

create

public static Tag<Number> create(String key,
                                 Number value)

Create a numeric tag.

Parameters:

key - tag name

value - tag value

Returns:

numeric tag

create

public static Tag<Boolean> create(String key,
                                  boolean value)

Create a boolean tag.

Parameters:

key - tag name

value - tag value

Returns:

boolean tag

key

public String key()

Tag name.

Returns:

tag name

value

public T value()

Tag value.

Returns:

tag value

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object

apply

public abstract void apply(Span span)

Configure this tag on the span provided.

Parameters:

span - span to apply the tag on