Package rx.subscriptions

Class RefCountSubscription

java.lang.Object

rx.subscriptions.RefCountSubscription

All Implemented Interfaces:

Subscription

public final class RefCountSubscription
extends Object
implements Subscription

Keeps track of the sub-subscriptions and unsubscribes the underlying subscription once all sub-subscriptions have unsubscribed.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
(package private) static final class	RefCountSubscription.InnerSubscription	The individual sub-subscriptions.
(package private) static final class	RefCountSubscription.State

Field Summary

Fields

Modifier and Type	Field	Description
private final Subscription	actual
(package private) static final RefCountSubscription.State	EMPTY_STATE
(package private) final AtomicReference<RefCountSubscription.State>	state

Constructor Summary

Constructors

Constructor	Description
RefCountSubscription(Subscription s)	Creates a RefCountSubscription by wrapping the given non-null Subscription.

Method Summary

Modifier and Type	Method	Description
Subscription	get()	Returns a new sub-subscription
boolean	isUnsubscribed()	Indicates whether this Subscription is currently unsubscribed.
void	unsubscribe()	Stops the receipt of notifications on the Subscriber that was registered when this Subscription was received.
(package private) void	unsubscribeAChild()
private void	unsubscribeActualIfApplicable(RefCountSubscription.State state)

Methods inherited from class java.lang.Object

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

Field Details

actual

private final Subscription actual

EMPTY_STATE

static final RefCountSubscription.State EMPTY_STATE

state

final AtomicReference<RefCountSubscription.State> state

Constructor Details

RefCountSubscription

public RefCountSubscription(Subscription s)

Creates a RefCountSubscription by wrapping the given non-null Subscription.

Parameters:

s - the Subscription to wrap

Throws:

IllegalArgumentException - if s is null

Method Details

get

public Subscription get()

Returns a new sub-subscription

Returns:

a new sub-subscription.

isUnsubscribed

public boolean isUnsubscribed()

Description copied from interface: Subscription

Indicates whether this Subscription is currently unsubscribed.

Specified by:

isUnsubscribed in interface Subscription

Returns:

true if this Subscription is currently unsubscribed, false otherwise

unsubscribe

public void unsubscribe()

Description copied from interface: Subscription

Stops the receipt of notifications on the Subscriber that was registered when this Subscription was received.

This allows unregistering an Subscriber before it has finished receiving all events (i.e. before onCompleted is called).

Specified by:

unsubscribe in interface Subscription

unsubscribeActualIfApplicable

private void unsubscribeActualIfApplicable(RefCountSubscription.State state)

unsubscribeAChild

void unsubscribeAChild()