org.hawkular.inventory.api

Interface Inventory.Mixin.Observable

All Superinterfaces:

AutoCloseable, Inventory

All Known Subinterfaces:

Inventory.Mixin.AutoTenantAndObservable

Enclosing class:

Inventory.Mixin

public static interface Inventory.Mixin.Observable
extends Inventory

The observable mixin interface. Augments the inventory so that mutation events on it can be observed.

Nested Class Summary

Nested classes/interfaces inherited from interface org.hawkular.inventory.api.Inventory

Inventory.Mixin

Method Summary

Modifier and Type	Method and Description
boolean	hasObservers(Interest<?,?> interest) This method is mainly useful for testing.
<C,E> rx.Observable<C>	observable(Interest<C,E> interest) NOTE: The subscribers will receive the notifications even after they failed.

Methods inherited from interface org.hawkular.inventory.api.Inventory

augment, augment, augment, initialize, inspect, inspect, inspect, inspect, inspect, inspect, inspect, inspect, tenants

Methods inherited from interface java.lang.AutoCloseable

close

Method Detail

hasObservers

boolean hasObservers(Interest<?,?> interest)

This method is mainly useful for testing.

Parameters:

interest - the interest in changes of some inventory entity type

Returns:

true if the interest has some observers or not

observable

<C,E> rx.Observable<C> observable(Interest<C,E> interest)

NOTE: The subscribers will receive the notifications even after they failed. I.e. it is the subscribers responsibility to unsubscribe on error

Type Parameters:

C - the type of object that will be passed to the subscribers of the returned observable

E - the type of the entity the interest is expressed on

Parameters:

interest - the interest in changes of some inventory entity type

Returns:

an observable to which the caller can subscribe to receive notifications about inventory mutation