Package org.apache.pekko.http.javadsl.model.sse

Class ServerSentEvent

java.lang.Object

org.apache.pekko.http.javadsl.model.sse.ServerSentEvent

Direct Known Subclasses:

ServerSentEvent

public abstract class ServerSentEvent
extends Object

Representation of a server-sent event. According to the specification, an empty data field designates an event which is to be ignored which is useful for heartbeats.

Constructor Summary

Constructors

Constructor	Description
ServerSentEvent()

Method Summary

Modifier and Type	Method	Description
static ServerSentEvent	create(String data)	Creates a [[ServerSentEvent]].
static ServerSentEvent	create(String data, int retry)	Creates a [[ServerSentEvent]].
static ServerSentEvent	create(String data, String type)	Creates a [[ServerSentEvent]].
static ServerSentEvent	create(String data, String type, String id)	Creates a [[ServerSentEvent]].
static ServerSentEvent	create(String data, Optional<String> type, Optional<String> id, OptionalInt retry)	Creates a [[ServerSentEvent]].
abstract String	getData()	Data, may span multiple lines.
abstract Optional<String>	getEventType()	Optional type, must not contain \n or \r.
abstract Optional<String>	getId()	Optional id, must not contain \n or \r.
abstract OptionalInt	getRetry()	Optional reconnection delay in milliseconds.
static ServerSentEvent	heartbeat()	Provides a [[ServerSentEvent]] with empty data which can be used as a heartbeat

Methods inherited from class java.lang.Object

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

Constructor Details

ServerSentEvent

public ServerSentEvent()

Method Details

heartbeat

public static ServerSentEvent heartbeat()

Provides a [[ServerSentEvent]] with empty data which can be used as a heartbeat

create

public static ServerSentEvent create(String data)

Creates a [[ServerSentEvent]].

Parameters:

data - data, may be empty or span multiple lines

create

public static ServerSentEvent create(String data,
 String type)

Creates a [[ServerSentEvent]].

Parameters:

data - data, may span multiple lines

type - type, must not contain \n or \r

create

public static ServerSentEvent create(String data,
 String type,
 String id)

Creates a [[ServerSentEvent]].

Parameters:

data - data, may span multiple lines

type - type, must not contain \n or \r

id - id, must not contain \n or \r

create

public static ServerSentEvent create(String data,
 int retry)

Creates a [[ServerSentEvent]].

Parameters:

data - data, may span multiple lines

retry - reconnection delay in milliseconds

create

public static ServerSentEvent create(String data,
 Optional<String> type,
 Optional<String> id,
 OptionalInt retry)

Creates a [[ServerSentEvent]].

Parameters:

data - data, may span multiple lines

type - optional type, must not contain \n or \r

id - optional id, must not contain \n or \r

retry - optional reconnection delay in milliseconds

getData

public abstract String getData()

Data, may span multiple lines.

getEventType

public abstract Optional<String> getEventType()

Optional type, must not contain \n or \r.

getId

public abstract Optional<String> getId()

Optional id, must not contain \n or \r.

getRetry

public abstract OptionalInt getRetry()

Optional reconnection delay in milliseconds.