org.apache.hadoop.metrics2.annotation

Annotation Type Metrics

@InterfaceAudience.Public
@InterfaceStability.Evolving
@Documented
@Target(value=TYPE)
@Retention(value=RUNTIME)
public @interface Metrics

Annotation interface for a group of metrics

Required Element Summary

Required Elements

Modifier and Type	Required Element and Description
String	context

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
String	about
String	name

Element Detail

context

public abstract String context

Returns:

the context name for a group of metrics

name

public abstract String name

Returns:

the (record) name of the metrics

Default:

""

about

public abstract String about

Returns:

the optional description of metrics

Default:

""