Module jdk.jfr

Package jdk.jfr

Annotation Interface Threshold

@Target(TYPE)
@Inherited
@Retention(RUNTIME)
public @interface Threshold

Event annotation, specifies the default duration below which an event is not recorded (for example, "20 ms").

Since:

9

Field Summary

Fields

Modifier and Type	Field	Description
static final String	NAME	Setting name "threshold" for configuring event thresholds.

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element	Description
String	value	The threshold (for example, "20 ms").

Field Details

NAME

static final String NAME

Setting name "threshold" for configuring event thresholds.

See Also:

• Constant Field Values

Element Details

value

String value

The threshold (for example, "20 ms").

A String representation of a positive Long value followed by an empty space and one of the following units:

"ns" (nanoseconds)
"us" (microseconds)
"ms" (milliseconds)
"s" (seconds)
"m" (minutes)
"h" (hours)
"d" (days)

Example values are "0 ns", "10 ms", and "1 s".

Returns:

the threshold, default "0 ns", not null

Default:

"0 ns"