ch.qos.logback.core.sift

Interface Discriminator<E>

Type Parameters:

E -

All Superinterfaces:

LifeCycle

All Known Implementing Classes:

AbstractDiscriminator, ContextBasedDiscriminator, DefaultDiscriminator, MDCBasedDiscriminator

public interface Discriminator<E>
extends LifeCycle

Implement this interface in order to compute a discriminating value for a given event of type <E>.

The returned value can depend on any data available at the time of the call, including data contained within the currently running thread.

Method Summary

Modifier and Type	Method and Description
String	getDiscriminatingValue(E e) Given event 'e' return a discriminating value.
String	getKey() The key or variable name under which the discriminating value should be exported into the host environment.

Methods inherited from interface ch.qos.logback.core.spi.LifeCycle

isStarted, start, stop

Method Detail

getDiscriminatingValue

String getDiscriminatingValue(E e)

Given event 'e' return a discriminating value.

Parameters:

e - event to evaluate

Returns:

discriminating value

getKey

String getKey()

The key or variable name under which the discriminating value should be exported into the host environment.

Returns:

key or name