Top Description Inners Fields Constructors Methods
reactor.core.publisher

pack-priv final Class MonoRunnable<T>

extends Mono<T>
implements Callable<Void>, SourceProducer<T>
Class Inheritance
All Implemented Interfaces
reactor.core.publisher.SourceProducer, org.reactivestreams.Publisher, reactor.core.Scannable, java.util.concurrent.Callable
Imports
java.time.Duration, java.util.Objects, java.util.concurrent.Callable, java.util.concurrent.atomic.AtomicBoolean, org.reactivestreams.Subscription, reactor.core.CoreSubscriber, reactor.util.annotation.Nullable

Executes the runnable whenever a Subscriber subscribes to this Mono.

Nested and Inner Type Summary

Modifier and TypeClass and Description
pack-priv static class

Field Summary

Modifier and TypeField and Description
pack-priv final Runnable
Inherited from reactor.core.publisher.Mono:
EQUALS_BIPREDICATE

Constructor Summary

AccessConstructor and Description
pack-priv

Method Summary

Modifier and TypeMethod and Description
public T
block(Duration
maximum time period to wait for before raising a RuntimeException
m
)

Overrides reactor.core.publisher.Mono.block.

Subscribe to this Mono and block until a next signal is received or a timeout expires.
public T
block()

Overrides reactor.core.publisher.Mono.block.

Subscribe to this Mono and block indefinitely until a next signal is received.
public Void
call()

Implements java.util.concurrent.Callable.call.

Computes a result, or throws an exception if unable to do so.
public Object
scanUnsafe(Scannable.Attr<T>
a Attr to resolve for the component.
key
)

Overrides default reactor.core.publisher.SourceProducer.scanUnsafe.

This method is used internally by components to define their key-value mappings in a single place.
public void
subscribe(CoreSubscriber<? super T>
the Subscriber interested into the published sequence
actual
)

Implements abstract reactor.core.publisher.Mono.subscribe.

Implements reactor.core.CorePublisher.subscribe.

An internal Publisher#subscribe(Subscriber) that will bypass Hooks#onLastOperator(Function) pointcut.
Inherited from reactor.core.publisher.Mono:
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Field Detail

runback to summary
pack-priv final Runnable run

Constructor Detail

MonoRunnableback to summary
pack-priv MonoRunnable(Runnable run)

Method Detail

blockback to summary
public T block(Duration m)

Overrides reactor.core.publisher.Mono.block.

Doc from reactor.core.publisher.Mono.block.

Subscribe to this Mono and block until a next signal is received or a timeout expires. Returns that value, or null if the Mono completes empty. In case the Mono errors, the original exception is thrown (wrapped in a RuntimeException if it was a checked exception). If the provided timeout expires, a RuntimeException is thrown.

Note that each block() will trigger a new subscription: in other words, the result might miss signal from hot publishers.

Parameters
m:Duration

maximum time period to wait for before raising a RuntimeException

Returns:T

T the result

Annotations
@Override
@Nullable
blockback to summary
public T block()

Overrides reactor.core.publisher.Mono.block.

Doc from reactor.core.publisher.Mono.block.

Subscribe to this Mono and block indefinitely until a next signal is received. Returns that value, or null if the Mono completes empty. In case the Mono errors, the original exception is thrown (wrapped in a RuntimeException if it was a checked exception).

Note that each block() will trigger a new subscription: in other words, the result might miss signal from hot publishers.

Returns:T

T the result

Annotations
@Override
@Nullable
callback to summary
public Void call() throws Exception

Implements java.util.concurrent.Callable.call.

Doc from java.util.concurrent.Callable.call.

Computes a result, or throws an exception if unable to do so.

Returns:Void

computed result

Annotations
@Override
@Nullable
Exceptions
Exception:
if unable to compute a result
scanUnsafeback to summary
public Object scanUnsafe(Scannable.Attr<T> key)

Overrides default reactor.core.publisher.SourceProducer.scanUnsafe.

Doc from reactor.core.Scannable.scanUnsafe.

This method is used internally by components to define their key-value mappings in a single place. Although it is ignoring the generic type of the Attr key, implementors should take care to return values of the correct type, and return null if no specific value is available.

For public consumption of attributes, prefer using scan(Attr), which will return a typed value and fall back to the key's default if the component didn't define any mapping.

Parameters
key:Scannable.Attr<T>

a Attr to resolve for the component.

Returns:Object

the value associated to the key for that specific component, or null if none.

Annotations
@Override
subscribeback to summary
public void subscribe(CoreSubscriber<? super T> actual)

Implements abstract reactor.core.publisher.Mono.subscribe.

Implements reactor.core.CorePublisher.subscribe.

Doc from reactor.core.publisher.Mono.subscribe.

An internal Publisher#subscribe(Subscriber) that will bypass Hooks#onLastOperator(Function) pointcut.

In addition to behave as expected by Publisher#subscribe(Subscriber) in a controlled manner, it supports direct subscribe-time Context passing.

Parameters
actual:CoreSubscriber<? super T>

the Subscriber interested into the published sequence

Annotations
@Override
reactor.core.publisher back to summary

pack-priv final Class MonoRunnable.MonoRunnableEagerSubscription

extends AtomicBoolean
implements Subscription
Class Inheritance
All Implemented Interfaces
org.reactivestreams.Subscription

Constructor Summary

AccessConstructor and Description
pack-priv

Method Summary

Modifier and TypeMethod and Description
public void
cancel()

Implements org.reactivestreams.Subscription.cancel.

Request the Publisher to stop sending data and clean up resources.
public boolean
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.
Inherited from java.util.concurrent.atomic.AtomicBoolean:
compareAndExchangecompareAndExchangeAcquirecompareAndExchangeReleasecompareAndSetgetgetAcquiregetAndSetgetOpaquegetPlainlazySetsetsetOpaquesetPlainsetReleasetoStringweakCompareAndSetweakCompareAndSetAcquireweakCompareAndSetPlainweakCompareAndSetReleaseweakCompareAndSetVolatile

Constructor Detail

MonoRunnableEagerSubscriptionback to summary
pack-priv MonoRunnableEagerSubscription()

Method Detail

cancelback 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
isCancelledback to summary
public boolean isCancelled()
requestback 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