Package info.bitrich.xchangestream.service

Class ConnectableService

java.lang.Object

info.bitrich.xchangestream.service.ConnectableService

public abstract class ConnectableService
extends Object

Base class of streaming services, declares connect() method including before connection logic

Field Summary

Fields

Modifier and Type	Field	Description
static String	BEFORE_CONNECTION_HANDLER	Exchange specific parameter is used for providing Runnable action which is caused before setup new connection.

Constructor Summary

Constructors

Constructor	Description
ConnectableService()

Method Summary

Modifier and Type	Method	Description
io.reactivex.Completable	connect()
protected abstract io.reactivex.Completable	openConnection()
void	setBeforeConnectionHandler(Runnable beforeConnectionHandler)

Methods inherited from class java.lang.Object

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

Field Details

BEFORE_CONNECTION_HANDLER

public static final String BEFORE_CONNECTION_HANDLER

Exchange specific parameter is used for providing Runnable action which is caused before setup new connection. For example adding throttle control for limiting too often opening connections:

 static final TimedSemaphore limiter = new TimedSemaphore(1, MINUTES, 15);
 ExchangeSpecification spec = exchange.getDefaultExchangeSpecification();
 spec.setExchangeSpecificParameters(ImmutableMap.of(
   {@link ConnectableService#BEFORE_CONNECTION_HANDLER}, () -> limiter.acquire()
 ));
 

See Also:

Constant Field Values

Constructor Details

ConnectableService

public ConnectableService()

Method Details

setBeforeConnectionHandler

public void setBeforeConnectionHandler(Runnable beforeConnectionHandler)

openConnection

protected abstract io.reactivex.Completable openConnection()

connect

public io.reactivex.Completable connect()