Java Module jdk.jfr Package jdk.jfr Annotation Type Threshold（JDK11）

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```
@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	Fields	Description
`static 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 Detail
  - NAME
```
static final String NAME
```
    Setting name "threshold" for configuring event thresholds.
- Element Detail
  - 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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