Modifier and Type	Class and Description
pack-priv static class	FlowableDoFinally.DoFinallyConditionalSubscriber<T>
pack-priv static class	FlowableDoFinally.DoFinallySubscriber<T>

Modifier and Type	Field and Description
pack-priv final Action	onFinally

Access	Constructor and Description
public	FlowableDoFinally(Flowable<T> source, Action onFinally)

Modifier and Type	Method and Description
protected void	subscribeActual(Subscriber<? super T> the incoming Subscriber, never null s) Implements abstract io.reactivex.Flowable.subscribeActual. Operator implementations (both source and intermediate) should implement this method that performs the necessary business logic and handles the incoming `Subscriber`s.

onFinally	back to summary
pack-priv final Action onFinally

FlowableDoFinally	back to summary
public FlowableDoFinally(Flowable<T> source, Action onFinally)

subscribeActual	back to summary
protected void subscribeActual(Subscriber<? super T> s) Implements abstract io.reactivex.Flowable.subscribeActual. Doc from io.reactivex.Flowable.subscribeActual. Operator implementations (both source and intermediate) should implement this method that performs the necessary business logic and handles the incoming `Subscriber`s. There is no need to call any of the plugin hooks on the current `Flowable` instance or the `Subscriber`; all hooks and basic safeguards have been applied by `subscribe(Subscriber)` before this method gets called. Parameters s:Subscriber<? super T> the incoming Subscriber, never null Annotations @Override

io.reactivex.internal.operators.flowable back to summary

pack-priv final Class FlowableDoFinally.DoFinallyConditionalSubscriber<T>

Class Inheritance

extends BasicIntQueueSubscription<T>
implements ConditionalSubscriber<T>

java.lang.Object
java.lang.Number
java.util.concurrent.atomic.AtomicInteger
io.reactivex.internal.subscriptions.BasicIntQueueSubscription
io.reactivex.internal.operators.flowable.FlowableDoFinally.DoFinallyConditionalSubscriber

All Implemented Interfaces

io.reactivex.internal.fuseable.ConditionalSubscriber, io.reactivex.FlowableSubscriber, org.reactivestreams.Subscriber

Field Summary

Modifier and Type	Field and Description
pack-priv final ConditionalSubscriber<? super T>	downstream
pack-priv final Action	onFinally
pack-priv QueueSubscription<T>	qs
private static final long	serialVersionUID Hides io.reactivex.internal.subscriptions.BasicIntQueueSubscription.serialVersionUID.
pack-priv boolean	syncFused
pack-priv Subscription	upstream

Constructor Summary

Access	Constructor and Description
pack-priv	DoFinallyConditionalSubscriber(ConditionalSubscriber<? super T> actual, Action onFinally)

Method Summary

Modifier and Type	Method and Description
public void	cancel() Implements org.reactivestreams.Subscription.cancel. Request the `Publisher` to stop sending data and clean up resources.
public void	clear() Implements io.reactivex.internal.fuseable.SimpleQueue.clear. Removes all enqueued items from this queue.
public boolean	isEmpty() Implements io.reactivex.internal.fuseable.SimpleQueue.isEmpty. Returns true if the queue is empty.
public void	onComplete() Implements org.reactivestreams.Subscriber.onComplete. Successful terminal state.
public void	onError(Throwable the throwable signaled t) Implements org.reactivestreams.Subscriber.onError. Failed terminal state.
public void	onNext(T the element signaled t) Implements org.reactivestreams.Subscriber.onNext. Data notification sent by the `Publisher` in response to requests to `Subscription#request(long)`.
public void	onSubscribe(Subscription the `Subscription` that allows requesting data via `Subscription#request(long)` s) Implements io.reactivex.FlowableSubscriber.onSubscribe. Implementors of this method should make sure everything that needs to be visible in `onNext(Object)` is established before calling `Subscription#request(long)`.
public T	poll() Implements io.reactivex.internal.fuseable.SimpleQueue.poll. Tries to dequeue a value (non-null) or returns null if the queue is empty.
public void	request(long the strictly positive number of elements to requests to the upstream `Publisher` n) Implements org.reactivestreams.Subscription.request. No events will be sent by a `Publisher` until demand is signaled via this method.
public int	requestFusion(int the requested fusion mode, allowed values are `SYNC`, `ASYNC`, `ANY` combined with `BOUNDARY` (e.g., `requestFusion(SYNC \| BOUNDARY)`). mode) Implements io.reactivex.internal.fuseable.QueueFuseable.requestFusion. Request a fusion mode from the upstream.
pack-priv void	runFinally()
public boolean	tryOnNext(T the value to deliver t) Implements io.reactivex.internal.fuseable.ConditionalSubscriber.tryOnNext. Conditionally takes the value.

Inherited from io.reactivex.internal.subscriptions.BasicIntQueueSubscription:: offer offer

Field Detail

downstream	back to summary
pack-priv final ConditionalSubscriber<? super T> downstream

onFinally	back to summary
pack-priv final Action onFinally

qs	back to summary
pack-priv QueueSubscription<T> qs

serialVersionUID	back to summary
private static final long serialVersionUID Hides io.reactivex.internal.subscriptions.BasicIntQueueSubscription.serialVersionUID.

syncFused	back to summary
pack-priv boolean syncFused

upstream	back to summary
pack-priv Subscription upstream

Constructor Detail

DoFinallyConditionalSubscriber	back to summary
pack-priv DoFinallyConditionalSubscriber(ConditionalSubscriber<? super T> actual, Action onFinally)

Method Detail

cancel back to summary

cancel	back to summary
public void cancel() Implements org.reactivestreams.Subscription.cancel. Doc from org.reactivestreams.Subscription.cancel. Request the `Publisher` to stop sending data and clean up resources. Data may still be sent to meet previously signalled demand after calling cancel. Annotations @Override

public void cancel()

Implements org.reactivestreams.Subscription.cancel.

Doc from org.reactivestreams.Subscription.cancel.

Request the Publisher to stop sending data and clean up resources.

Data may still be sent to meet previously signalled demand after calling cancel.

Annotations

@Override

clear	back to summary
public void clear() Implements io.reactivex.internal.fuseable.SimpleQueue.clear. Doc from io.reactivex.internal.fuseable.SimpleQueue.clear. Removes all enqueued items from this queue. Annotations @Override

clear

back to summary

public void clear()

Implements io.reactivex.internal.fuseable.SimpleQueue.clear.

Doc from io.reactivex.internal.fuseable.SimpleQueue.clear.

Removes all enqueued items from this queue.

Annotations

@Override

isEmpty back to summary

isEmpty	back to summary
public boolean isEmpty() Implements io.reactivex.internal.fuseable.SimpleQueue.isEmpty. Doc from io.reactivex.internal.fuseable.SimpleQueue.isEmpty. Returns true if the queue is empty. Note however that due to potential fused functions in `poll()` it is possible this method returns false but then poll() returns null because the fused function swallowed the available item(s). Returns:boolean true if the queue is empty Annotations @Override

public boolean isEmpty()

Implements io.reactivex.internal.fuseable.SimpleQueue.isEmpty.

Doc from io.reactivex.internal.fuseable.SimpleQueue.isEmpty.

Returns true if the queue is empty.

Note however that due to potential fused functions in poll() it is possible this method returns false but then poll() returns null because the fused function swallowed the available item(s).

Returns:boolean

true if the queue is empty

Annotations

@Override

onComplete back to summary

onComplete	back to summary
public void onComplete() Implements org.reactivestreams.Subscriber.onComplete. Doc from org.reactivestreams.Subscriber.onComplete. Successful terminal state. No further events will be sent even if `Subscription#request(long)` is invoked again. Annotations @Override

public void onComplete()

Implements org.reactivestreams.Subscriber.onComplete.

Doc from org.reactivestreams.Subscriber.onComplete.

Successful terminal state.

No further events will be sent even if Subscription#request(long) is invoked again.

Annotations

@Override

onError back to summary

onError	back to summary
public void onError(Throwable t) Implements org.reactivestreams.Subscriber.onError. Doc from org.reactivestreams.Subscriber.onError. Failed terminal state. No further events will be sent even if `Subscription#request(long)` is invoked again. Parameters t:Throwable the throwable signaled Annotations @Override

public void onError(Throwable t)

Implements org.reactivestreams.Subscriber.onError.

Doc from org.reactivestreams.Subscriber.onError.

Failed terminal state.

No further events will be sent even if Subscription#request(long) is invoked again.

Parameters

t:Throwable: the throwable signaled

Annotations

@Override

onNext back to summary

onNext	back to summary
public void onNext(T t) Implements org.reactivestreams.Subscriber.onNext. Doc from org.reactivestreams.Subscriber.onNext. Data notification sent by the `Publisher` in response to requests to `Subscription#request(long)`. Parameters t:T the element signaled Annotations @Override

public void onNext(T t)

Implements org.reactivestreams.Subscriber.onNext.

Doc from org.reactivestreams.Subscriber.onNext.

Data notification sent by the Publisher in response to requests to Subscription#request(long).

Parameters

t:T: the element signaled

Annotations

@Override

onSubscribe back to summary

onSubscribe	back to summary
public void onSubscribe(Subscription s) Implements io.reactivex.FlowableSubscriber.onSubscribe. Doc from io.reactivex.FlowableSubscriber.onSubscribe. Implementors of this method should make sure everything that needs to be visible in `onNext(Object)` is established before calling `Subscription#request(long)`. In practice this means no initialization should happen after the `request()` call and additional behavior is thread safe in respect to `onNext`. Invoked after calling `Publisher#subscribe(Subscriber)`. No data will start flowing until `Subscription#request(long)` is invoked. It is the responsibility of this `Subscriber` instance to call `Subscription#request(long)` whenever more data is wanted. The `Publisher` will send notifications only in response to `Subscription#request(long)`. Parameters s:Subscription Doc from org.reactivestreams.Subscriber.onSubscribe. the `Subscription` that allows requesting data via `Subscription#request(long)` Annotations @SuppressWarnings:unchecked @Override

public void onSubscribe(Subscription s)

Implements io.reactivex.FlowableSubscriber.onSubscribe.

Doc from io.reactivex.FlowableSubscriber.onSubscribe.

Implementors of this method should make sure everything that needs to be visible in onNext(Object) is established before calling Subscription#request(long). In practice this means no initialization should happen after the request() call and additional behavior is thread safe in respect to onNext. Invoked after calling Publisher#subscribe(Subscriber).

No data will start flowing until Subscription#request(long) is invoked.

It is the responsibility of this Subscriber instance to call Subscription#request(long) whenever more data is wanted.

The Publisher will send notifications only in response to Subscription#request(long).

Parameters

s:Subscription

Doc from org.reactivestreams.Subscriber.onSubscribe.

the Subscription that allows requesting data via Subscription#request(long)

Annotations

@SuppressWarnings:unchecked
@Override

poll back to summary

poll	back to summary
public T poll() throws Exception Implements io.reactivex.internal.fuseable.SimpleQueue.poll. Doc from io.reactivex.internal.fuseable.SimpleQueue.poll. Tries to dequeue a value (non-null) or returns null if the queue is empty. If the producer uses `offer(Object, Object)` and when polling in pairs, if the first poll() returns a non-null item, the second poll() is guaranteed to return a non-null item as well. Returns:T the item or null to indicate an empty queue Annotations @Nullable @Override Exceptions Exception: if some pre-processing of the dequeued item (usually through fused functions) throws.

public T poll() throws Exception

Implements io.reactivex.internal.fuseable.SimpleQueue.poll.

Doc from io.reactivex.internal.fuseable.SimpleQueue.poll.

Tries to dequeue a value (non-null) or returns null if the queue is empty.

If the producer uses offer(Object, Object) and when polling in pairs, if the first poll() returns a non-null item, the second poll() is guaranteed to return a non-null item as well.

Returns:T

the item or null to indicate an empty queue

Annotations

@Nullable
@Override

Exceptions

Exception:: if some pre-processing of the dequeued item (usually through fused functions) throws.

request back to summary

request	back to summary
public void request(long n) Implements org.reactivestreams.Subscription.request. Doc from org.reactivestreams.Subscription.request. No events will be sent by a `Publisher` until demand is signaled via this method. It can be called however often and whenever needed—but if the outstanding cumulative demand ever becomes Long.MAX_VALUE or more, it may be treated by the `Publisher` as "effectively unbounded". Whatever has been requested can be sent by the `Publisher` so only signal demand for what can be safely handled. A `Publisher` can send less than is requested if the stream ends but then must emit either `Subscriber#onError(Throwable)` or `Subscriber#onComplete()`. Parameters n:long the strictly positive number of elements to requests to the upstream `Publisher` Annotations @Override

public void request(long n)

Implements org.reactivestreams.Subscription.request.

Doc from org.reactivestreams.Subscription.request.

No events will be sent by a Publisher until demand is signaled via this method.

It can be called however often and whenever needed—but if the outstanding cumulative demand ever becomes Long.MAX_VALUE or more, it may be treated by the Publisher as "effectively unbounded".

Whatever has been requested can be sent by the Publisher so only signal demand for what can be safely handled.

A Publisher can send less than is requested if the stream ends but then must emit either Subscriber#onError(Throwable) or Subscriber#onComplete().

Parameters

n:long: the strictly positive number of elements to requests to the upstream Publisher

Annotations

@Override

requestFusion back to summary

requestFusion	back to summary
public int requestFusion(int mode) Implements io.reactivex.internal.fuseable.QueueFuseable.requestFusion. Doc from io.reactivex.internal.fuseable.QueueFuseable.requestFusion. Request a fusion mode from the upstream. This should be called before `onSubscribe` returns. Calling this method multiple times or after `onSubscribe` finished is not allowed and may result in undefined behavior. Parameters mode:int the requested fusion mode, allowed values are `SYNC`, `ASYNC`, `ANY` combined with `BOUNDARY` (e.g., `requestFusion(SYNC \| BOUNDARY)`). Returns:int the established fusion mode: `NONE`, `SYNC`, `ASYNC`. Annotations @Override

public int requestFusion(int mode)

Implements io.reactivex.internal.fuseable.QueueFuseable.requestFusion.

Doc from io.reactivex.internal.fuseable.QueueFuseable.requestFusion.

Request a fusion mode from the upstream.

This should be called before onSubscribe returns.

Calling this method multiple times or after onSubscribe finished is not allowed and may result in undefined behavior.

Parameters

mode:int: the requested fusion mode, allowed values are SYNC, ASYNC, ANY combined with BOUNDARY (e.g., requestFusion(SYNC | BOUNDARY)).

Returns:int

the established fusion mode: NONE, SYNC, ASYNC.

Annotations

@Override

runFinally	back to summary
pack-priv void runFinally()

tryOnNext	back to summary
public boolean tryOnNext(T t) Implements io.reactivex.internal.fuseable.ConditionalSubscriber.tryOnNext. Doc from io.reactivex.internal.fuseable.ConditionalSubscriber.tryOnNext. Conditionally takes the value. Parameters t:T the value to deliver Returns:boolean true if the value has been accepted, false if the value has been rejected and the next value can be sent immediately Annotations @Override

tryOnNext

back to summary

public boolean tryOnNext(T t)

Implements io.reactivex.internal.fuseable.ConditionalSubscriber.tryOnNext.

Doc from io.reactivex.internal.fuseable.ConditionalSubscriber.tryOnNext.

Conditionally takes the value.

Parameters

t:T: the value to deliver

Returns:boolean

true if the value has been accepted, false if the value has been rejected and the next value can be sent immediately

Annotations

@Override

io.reactivex.internal.operators.flowable back to summary

pack-priv final Class FlowableDoFinally.DoFinallySubscriber<T>

Class Inheritance

extends BasicIntQueueSubscription<T>
implements FlowableSubscriber<T>

java.lang.Object
java.lang.Number
java.util.concurrent.atomic.AtomicInteger
io.reactivex.internal.subscriptions.BasicIntQueueSubscription
io.reactivex.internal.operators.flowable.FlowableDoFinally.DoFinallySubscriber

All Implemented Interfaces

io.reactivex.FlowableSubscriber, org.reactivestreams.Subscriber

Field Summary

Modifier and Type	Field and Description
pack-priv final Subscriber<? super T>	downstream
pack-priv final Action	onFinally
pack-priv QueueSubscription<T>	qs
private static final long	serialVersionUID Hides io.reactivex.internal.subscriptions.BasicIntQueueSubscription.serialVersionUID.
pack-priv boolean	syncFused
pack-priv Subscription	upstream

Constructor Summary

Access	Constructor and Description
pack-priv	DoFinallySubscriber(Subscriber<? super T> actual, Action onFinally)

Method Summary

Modifier and Type	Method and Description
public void	cancel() Implements org.reactivestreams.Subscription.cancel. Request the `Publisher` to stop sending data and clean up resources.
public void	clear() Implements io.reactivex.internal.fuseable.SimpleQueue.clear. Removes all enqueued items from this queue.
public boolean	isEmpty() Implements io.reactivex.internal.fuseable.SimpleQueue.isEmpty. Returns true if the queue is empty.
public void	onComplete() Implements org.reactivestreams.Subscriber.onComplete. Successful terminal state.
public void	onError(Throwable the throwable signaled t) Implements org.reactivestreams.Subscriber.onError. Failed terminal state.
public void	onNext(T the element signaled t) Implements org.reactivestreams.Subscriber.onNext. Data notification sent by the `Publisher` in response to requests to `Subscription#request(long)`.
public void	onSubscribe(Subscription the `Subscription` that allows requesting data via `Subscription#request(long)` s) Implements io.reactivex.FlowableSubscriber.onSubscribe. Implementors of this method should make sure everything that needs to be visible in `onNext(Object)` is established before calling `Subscription#request(long)`.
public T	poll() Implements io.reactivex.internal.fuseable.SimpleQueue.poll. Tries to dequeue a value (non-null) or returns null if the queue is empty.
public void	request(long the strictly positive number of elements to requests to the upstream `Publisher` n) Implements org.reactivestreams.Subscription.request. No events will be sent by a `Publisher` until demand is signaled via this method.
public int	requestFusion(int the requested fusion mode, allowed values are `SYNC`, `ASYNC`, `ANY` combined with `BOUNDARY` (e.g., `requestFusion(SYNC \| BOUNDARY)`). mode) Implements io.reactivex.internal.fuseable.QueueFuseable.requestFusion. Request a fusion mode from the upstream.
pack-priv void	runFinally()

Inherited from io.reactivex.internal.subscriptions.BasicIntQueueSubscription:: offer offer

Field Detail

downstream	back to summary
pack-priv final Subscriber<? super T> downstream

onFinally	back to summary
pack-priv final Action onFinally

qs	back to summary
pack-priv QueueSubscription<T> qs

serialVersionUID	back to summary
private static final long serialVersionUID Hides io.reactivex.internal.subscriptions.BasicIntQueueSubscription.serialVersionUID.

syncFused	back to summary
pack-priv boolean syncFused

upstream	back to summary
pack-priv Subscription upstream

Constructor Detail

DoFinallySubscriber	back to summary
pack-priv DoFinallySubscriber(Subscriber<? super T> actual, Action onFinally)

Method Detail

cancel back to summary

cancel	back to summary
public void cancel() Implements org.reactivestreams.Subscription.cancel. Doc from org.reactivestreams.Subscription.cancel. Request the `Publisher` to stop sending data and clean up resources. Data may still be sent to meet previously signalled demand after calling cancel. Annotations @Override

public void cancel()

Implements org.reactivestreams.Subscription.cancel.

Doc from org.reactivestreams.Subscription.cancel.

Request the Publisher to stop sending data and clean up resources.

Data may still be sent to meet previously signalled demand after calling cancel.

Annotations

@Override

clear	back to summary
public void clear() Implements io.reactivex.internal.fuseable.SimpleQueue.clear. Doc from io.reactivex.internal.fuseable.SimpleQueue.clear. Removes all enqueued items from this queue. Annotations @Override

clear

back to summary

public void clear()

Implements io.reactivex.internal.fuseable.SimpleQueue.clear.

Doc from io.reactivex.internal.fuseable.SimpleQueue.clear.

Removes all enqueued items from this queue.

Annotations

@Override

isEmpty back to summary

isEmpty	back to summary
public boolean isEmpty() Implements io.reactivex.internal.fuseable.SimpleQueue.isEmpty. Doc from io.reactivex.internal.fuseable.SimpleQueue.isEmpty. Returns true if the queue is empty. Note however that due to potential fused functions in `poll()` it is possible this method returns false but then poll() returns null because the fused function swallowed the available item(s). Returns:boolean true if the queue is empty Annotations @Override

public boolean isEmpty()

Implements io.reactivex.internal.fuseable.SimpleQueue.isEmpty.

Doc from io.reactivex.internal.fuseable.SimpleQueue.isEmpty.

Returns true if the queue is empty.

Note however that due to potential fused functions in poll() it is possible this method returns false but then poll() returns null because the fused function swallowed the available item(s).

Returns:boolean

true if the queue is empty

Annotations

@Override

onComplete back to summary

onComplete	back to summary
public void onComplete() Implements org.reactivestreams.Subscriber.onComplete. Doc from org.reactivestreams.Subscriber.onComplete. Successful terminal state. No further events will be sent even if `Subscription#request(long)` is invoked again. Annotations @Override

public void onComplete()

Implements org.reactivestreams.Subscriber.onComplete.

Doc from org.reactivestreams.Subscriber.onComplete.

Successful terminal state.

No further events will be sent even if Subscription#request(long) is invoked again.

Annotations

@Override

onError back to summary

onError	back to summary
public void onError(Throwable t) Implements org.reactivestreams.Subscriber.onError. Doc from org.reactivestreams.Subscriber.onError. Failed terminal state. No further events will be sent even if `Subscription#request(long)` is invoked again. Parameters t:Throwable the throwable signaled Annotations @Override

public void onError(Throwable t)

Implements org.reactivestreams.Subscriber.onError.

Doc from org.reactivestreams.Subscriber.onError.

Failed terminal state.

No further events will be sent even if Subscription#request(long) is invoked again.

Parameters

t:Throwable: the throwable signaled

Annotations

@Override

onNext back to summary

onNext	back to summary
public void onNext(T t) Implements org.reactivestreams.Subscriber.onNext. Doc from org.reactivestreams.Subscriber.onNext. Data notification sent by the `Publisher` in response to requests to `Subscription#request(long)`. Parameters t:T the element signaled Annotations @Override

public void onNext(T t)

Implements org.reactivestreams.Subscriber.onNext.

Doc from org.reactivestreams.Subscriber.onNext.

Data notification sent by the Publisher in response to requests to Subscription#request(long).

Parameters

t:T: the element signaled

Annotations

@Override

onSubscribe back to summary

onSubscribe	back to summary
public void onSubscribe(Subscription s) Implements io.reactivex.FlowableSubscriber.onSubscribe. Doc from io.reactivex.FlowableSubscriber.onSubscribe. Implementors of this method should make sure everything that needs to be visible in `onNext(Object)` is established before calling `Subscription#request(long)`. In practice this means no initialization should happen after the `request()` call and additional behavior is thread safe in respect to `onNext`. Invoked after calling `Publisher#subscribe(Subscriber)`. No data will start flowing until `Subscription#request(long)` is invoked. It is the responsibility of this `Subscriber` instance to call `Subscription#request(long)` whenever more data is wanted. The `Publisher` will send notifications only in response to `Subscription#request(long)`. Parameters s:Subscription Doc from org.reactivestreams.Subscriber.onSubscribe. the `Subscription` that allows requesting data via `Subscription#request(long)` Annotations @SuppressWarnings:unchecked @Override

public void onSubscribe(Subscription s)

Implements io.reactivex.FlowableSubscriber.onSubscribe.

Doc from io.reactivex.FlowableSubscriber.onSubscribe.

No data will start flowing until Subscription#request(long) is invoked.

It is the responsibility of this Subscriber instance to call Subscription#request(long) whenever more data is wanted.

The Publisher will send notifications only in response to Subscription#request(long).

Parameters

s:Subscription

Doc from org.reactivestreams.Subscriber.onSubscribe.

the Subscription that allows requesting data via Subscription#request(long)

Annotations

@SuppressWarnings:unchecked
@Override

poll back to summary

poll	back to summary
public T poll() throws Exception Implements io.reactivex.internal.fuseable.SimpleQueue.poll. Doc from io.reactivex.internal.fuseable.SimpleQueue.poll. Tries to dequeue a value (non-null) or returns null if the queue is empty. If the producer uses `offer(Object, Object)` and when polling in pairs, if the first poll() returns a non-null item, the second poll() is guaranteed to return a non-null item as well. Returns:T the item or null to indicate an empty queue Annotations @Nullable @Override Exceptions Exception: if some pre-processing of the dequeued item (usually through fused functions) throws.

public T poll() throws Exception

Implements io.reactivex.internal.fuseable.SimpleQueue.poll.

Doc from io.reactivex.internal.fuseable.SimpleQueue.poll.

Tries to dequeue a value (non-null) or returns null if the queue is empty.

If the producer uses offer(Object, Object) and when polling in pairs, if the first poll() returns a non-null item, the second poll() is guaranteed to return a non-null item as well.

Returns:T

the item or null to indicate an empty queue

Annotations

@Nullable
@Override

Exceptions

Exception:: if some pre-processing of the dequeued item (usually through fused functions) throws.

request back to summary

request	back to summary
public void request(long n) Implements org.reactivestreams.Subscription.request. Doc from org.reactivestreams.Subscription.request. No events will be sent by a `Publisher` until demand is signaled via this method. It can be called however often and whenever needed—but if the outstanding cumulative demand ever becomes Long.MAX_VALUE or more, it may be treated by the `Publisher` as "effectively unbounded". Whatever has been requested can be sent by the `Publisher` so only signal demand for what can be safely handled. A `Publisher` can send less than is requested if the stream ends but then must emit either `Subscriber#onError(Throwable)` or `Subscriber#onComplete()`. Parameters n:long the strictly positive number of elements to requests to the upstream `Publisher` Annotations @Override

public void request(long n)

Implements org.reactivestreams.Subscription.request.

Doc from org.reactivestreams.Subscription.request.

No events will be sent by a Publisher until demand is signaled via this method.

It can be called however often and whenever needed—but if the outstanding cumulative demand ever becomes Long.MAX_VALUE or more, it may be treated by the Publisher as "effectively unbounded".

Whatever has been requested can be sent by the Publisher so only signal demand for what can be safely handled.

A Publisher can send less than is requested if the stream ends but then must emit either Subscriber#onError(Throwable) or Subscriber#onComplete().

Parameters

n:long: the strictly positive number of elements to requests to the upstream Publisher

Annotations

@Override

requestFusion back to summary

requestFusion	back to summary
public int requestFusion(int mode) Implements io.reactivex.internal.fuseable.QueueFuseable.requestFusion. Doc from io.reactivex.internal.fuseable.QueueFuseable.requestFusion. Request a fusion mode from the upstream. This should be called before `onSubscribe` returns. Calling this method multiple times or after `onSubscribe` finished is not allowed and may result in undefined behavior. Parameters mode:int the requested fusion mode, allowed values are `SYNC`, `ASYNC`, `ANY` combined with `BOUNDARY` (e.g., `requestFusion(SYNC \| BOUNDARY)`). Returns:int the established fusion mode: `NONE`, `SYNC`, `ASYNC`. Annotations @Override

public int requestFusion(int mode)

Implements io.reactivex.internal.fuseable.QueueFuseable.requestFusion.

Doc from io.reactivex.internal.fuseable.QueueFuseable.requestFusion.

Request a fusion mode from the upstream.

This should be called before onSubscribe returns.

Calling this method multiple times or after onSubscribe finished is not allowed and may result in undefined behavior.

Parameters

mode:int: the requested fusion mode, allowed values are SYNC, ASYNC, ANY combined with BOUNDARY (e.g., requestFusion(SYNC | BOUNDARY)).

Returns:int

the established fusion mode: NONE, SYNC, ASYNC.

Annotations

@Override

runFinally	back to summary
pack-priv void runFinally()

public final Class FlowableDoFinally<T>

Nested and Inner Type Summary

Field Summary

Constructor Summary

Method Summary

Field Detail

Constructor Detail

Method Detail

pack-priv final Class FlowableDoFinally.DoFinallyConditionalSubscriber<T>

Field Summary

Constructor Summary

Method Summary

Field Detail

Constructor Detail

Method Detail

pack-priv final Class FlowableDoFinally.DoFinallySubscriber<T>

Field Summary

Constructor Summary

Method Summary

Field Detail

Constructor Detail

Method Detail