Package net.apartium.cocoabeans.state

Class ObservableCompound<T>

java.lang.Object

net.apartium.cocoabeans.state.ObservableCompound<T>

All Implemented Interfaces:

Observable<T>, Observer

@Internal
public class ObservableCompound<T>
extends Object
implements Observable<T>, Observer

Constructor Summary

Constructors

Constructor	Description
ObservableCompound(Function<List<?>,T> singularMapper, List<Observable<?>> list)

Method Summary

Modifier and Type	Method	Description
void	flagAsDirty(Observable<?> observable)	Flag listener as dirty
T	get()	Will return the value of the state if it is dirty it will recompute it
void	observe(Observer observer)	Adds an observer to the state
boolean	removeObserver(Observer observer)	Removes an observer from the state

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface net.apartium.cocoabeans.state.Observable

map, watch

Constructor Details

ObservableCompound

public ObservableCompound(Function<List<?>,T> singularMapper,
 List<Observable<?>> list)

Method Details

get

public T get()

Description copied from interface: Observable

Will return the value of the state if it is dirty it will recompute it

Specified by:

get in interface Observable<T>

Returns:

value of state after recomputing if dirty otherwise the current value

observe

public void observe(Observer observer)

Description copied from interface: Observable

Adds an observer to the state

Specified by:

observe in interface Observable<T>

Parameters:

observer - the observer we want to add

See Also:

• Observable.removeObserver(Observer)

removeObserver

public boolean removeObserver(Observer observer)

Description copied from interface: Observable

Removes an observer from the state

Specified by:

removeObserver in interface Observable<T>

Parameters:

observer - observer we want to remove

Returns:

true if the observer was listening, false otherwise

See Also:

• Observable.observe(Observer)

flagAsDirty

public void flagAsDirty(Observable<?> observable)

Description copied from interface: Observer

Flag listener as dirty

Specified by:

flagAsDirty in interface Observer

Parameters:

observable - marking observable