reactor.event

Class Event<T>

java.lang.Object

reactor.event.Event<T>

Type Parameters:

T - The type of the wrapped object

All Implemented Interfaces:

java.io.Serializable, Recyclable

Direct Known Subclasses:

CallbackEvent, Reactor.ReplyToEvent

public class Event<T>
extends java.lang.Object
implements java.io.Serializable, Recyclable

Wrapper for an object that needs to be processed by Consumers.

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Event.Headers Headers are a Map-like structure of name-value pairs.

Constructor Summary

Constructors

Constructor and Description
Event(java.lang.Class<T> klass) Creates a new Event based on the type T of
Event(Event.Headers headers, T data) Creates a new Event with the given headers and data.
Event(Event.Headers headers, T data, Consumer<java.lang.Throwable> errorConsumer) Creates a new Event with the given headers, data and reactor.function.Consumer.
Event(T data) Creates a new Event with the given data.

Method Summary

Modifier and Type	Method and Description
void	consumeError(java.lang.Throwable throwable) Consumes error, using a producer defined callback
Event<T>	copy() Create a copy of this event, reusing same headers, data and replyTo
<E> Event<E>	copy(E data) Create a copy of this event, reusing same headers and replyTo
T	getData() Get the internal data being wrapped.
Consumer<java.lang.Throwable>	getErrorConsumer() Get the internal error consumer callback being wrapped.
Event.Headers	getHeaders() Get the Event.Headers attached to this event.
java.util.UUID	getId() Get the globally-unique id of this event.
java.lang.Object	getKey() Get the key this event was notified on.
java.lang.Object	getReplyTo() Get the key to send replies to.
void	override(Event<T> ev)
void	recycle() Free any internal resources and reset the state of the object to enable reuse.
Event<T>	setData(T data) Set the internal data to wrap.
Event<T>	setKey(java.lang.Object key) Set the key this event is being notified with.
Event<T>	setReplyTo(java.lang.Object replyTo) Set the key that interested parties should send replies to.
java.lang.String	toString()
static <T> Event<T>	wrap(T obj) Wrap the given object with an Event.
static <T> Event<T>	wrap(T obj, java.lang.Object replyToKey) Wrap the given object with an Event and set the replyTo to the given replyToKey.

Methods inherited from class java.lang.Object

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

Constructor Detail

Event

public Event(java.lang.Class<T> klass)

Creates a new Event based on the type T of

Parameters:

klass -

Event

public Event(Event.Headers headers,
             T data)

Creates a new Event with the given headers and data.

Parameters:

headers - The headers

data - The data

Event

public Event(Event.Headers headers,
             T data,
             Consumer<java.lang.Throwable> errorConsumer)

Creates a new Event with the given headers, data and reactor.function.Consumer.

Parameters:

headers - The headers

data - The data

errorConsumer - error consumer callback

Event

public Event(T data)

Creates a new Event with the given data. The event will have empty headers.

Parameters:

data - The data

Method Detail

wrap

public static <T> Event<T> wrap(T obj)

Wrap the given object with an Event.

Parameters:

obj - The object to wrap.

Returns:

The new Event.

wrap

public static <T> Event<T> wrap(T obj,
                                java.lang.Object replyToKey)

Wrap the given object with an Event and set the replyTo to the given replyToKey.

Type Parameters:

T - The type of the given object.

Parameters:

obj - The object to wrap.

replyToKey - The key to use as a replyTo.

Returns:

The new Event.

getId

public java.util.UUID getId()

Get the globally-unique id of this event.

Returns:

Unique UUID of this event.

getHeaders

public Event.Headers getHeaders()

Get the Event.Headers attached to this event.

Returns:

The Event's Headers

getReplyTo

public java.lang.Object getReplyTo()

Get the key to send replies to.

Returns:

The reply-to key

setReplyTo

public Event<T> setReplyTo(java.lang.Object replyTo)

Set the key that interested parties should send replies to.

Parameters:

replyTo - The key to use to notify sender of replies.

Returns:

this

getKey

public java.lang.Object getKey()

Get the key this event was notified on.

Returns:

The key used to notify consumers of this event.

setKey

public Event<T> setKey(java.lang.Object key)

Set the key this event is being notified with.

Parameters:

key - The key used to notify consumers of this event.

Returns:

this

getData

public T getData()

Get the internal data being wrapped.

Returns:

The data.

setData

public Event<T> setData(T data)

Set the internal data to wrap.

Parameters:

data - Data to wrap.

Returns:

this

getErrorConsumer

public Consumer<java.lang.Throwable> getErrorConsumer()

Get the internal error consumer callback being wrapped.

Returns:

the consumer.

copy

public Event<T> copy()

Create a copy of this event, reusing same headers, data and replyTo

Returns:

event copy

copy

public <E> Event<E> copy(E data)

Create a copy of this event, reusing same headers and replyTo

Returns:

event copy

consumeError

public void consumeError(java.lang.Throwable throwable)

Consumes error, using a producer defined callback

Parameters:

throwable - The error to consume

recycle

public void recycle()

Description copied from interface: Recyclable

Free any internal resources and reset the state of the object to enable reuse.

Specified by:

recycle in interface Recyclable

override

public void override(Event<T> ev)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object