Package io.helidon.common.reactive

Class OutputStreamPublisher

java.lang.Object

java.io.OutputStream

io.helidon.common.reactive.OutputStreamPublisher

All Implemented Interfaces:

Flow.Publisher<ByteBuffer>, Closeable, Flushable, AutoCloseable

public class OutputStreamPublisher
extends OutputStream
implements Flow.Publisher<ByteBuffer>

Output stream that publishes any data written to it as ByteBuffer events.

Constructor Summary

Constructors

Constructor	Description
OutputStreamPublisher()

Method Summary

Modifier and Type	Method	Description
void	close()
void	flush()	Send empty buffer as an indication of a user-requested flush.
void	subscribe(Flow.Subscriber<? super ByteBuffer> subscriberParam)	Adds the given Subscriber if possible.
void	write(byte[] b)
void	write(byte[] b, int off, int len)
void	write(int b)

Methods inherited from class java.io.OutputStream

nullOutputStream

Methods inherited from class java.lang.Object

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

Constructor Detail

OutputStreamPublisher

public OutputStreamPublisher()

Method Detail

subscribe

public void subscribe(Flow.Subscriber<? super ByteBuffer> subscriberParam)

Description copied from interface: Flow.Publisher

Adds the given Subscriber if possible. If already subscribed, or the attempt to subscribe fails due to policy violations or errors, the Subscriber's onError method is invoked with an IllegalStateException. Otherwise, the Subscriber's onSubscribe method is invoked with a new Flow.Subscription. Subscribers may enable receiving items by invoking the request method of this Subscription, and may unsubscribe by invoking its cancel method.

Specified by:

subscribe in interface Flow.Publisher<ByteBuffer>

Parameters:

subscriberParam - the subscriber

write

public void write(byte[] b)
           throws IOException

Overrides:

write in class OutputStream

Throws:

IOException

write

public void write(byte[] b,
                  int off,
                  int len)
           throws IOException

Overrides:

write in class OutputStream

Throws:

IOException

write

public void write(int b)
           throws IOException

Specified by:

write in class OutputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class OutputStream

Throws:

IOException

flush

public void flush()
           throws IOException

Send empty buffer as an indication of a user-requested flush.

Specified by:

flush in interface Flushable

Overrides:

flush in class OutputStream

Throws:

IOException - If an I/O occurs.