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

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

Optional Element Summary

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:

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"

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https://docs.oracle.com/en/java/javase/25/docs/api/jdk.jfr/jdk/jfr/Threshold.html