io.servicetalk.client.api

Class DelegatingServiceDiscoverer<UnresolvedAddress,ResolvedAddress,E extends ServiceDiscovererEvent<ResolvedAddress>>

Object

DelegatingServiceDiscoverer<UnresolvedAddress,ResolvedAddress,E>

Type Parameters:

UnresolvedAddress - The type of address before resolution.

ResolvedAddress - The type of address after resolution.

E - Type of ServiceDiscovererEvents published from discover(Object).

All Implemented Interfaces:

ServiceDiscoverer<UnresolvedAddress,ResolvedAddress,E>, AsyncCloseable, ListenableAsyncCloseable

public class DelegatingServiceDiscoverer<UnresolvedAddress,ResolvedAddress,E extends ServiceDiscovererEvent<ResolvedAddress>>
extends Object
implements ServiceDiscoverer<UnresolvedAddress,ResolvedAddress,E>

A ServiceDiscoverer that delegates all methods to another ServiceDiscoverer.

Constructor Summary

Constructors

Constructor and Description
DelegatingServiceDiscoverer(ServiceDiscoverer<UnresolvedAddress,ResolvedAddress,E> delegate) Creates a new instance.

Method Summary

Modifier and Type	Method and Description
Completable	closeAsync()
Completable	closeAsyncGracefully()
protected ServiceDiscoverer<UnresolvedAddress,ResolvedAddress,E>	delegate() Returns the ServiceDiscoverer delegate.
Publisher<Collection<E>>	discover(UnresolvedAddress address) Subscribe to the service discovery system for changes in the available ResolvedAddress associated with address.
Completable	onClose()
Completable	onClosing()
String	toString()

Methods inherited from class Object

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

Constructor Detail

DelegatingServiceDiscoverer

public DelegatingServiceDiscoverer(ServiceDiscoverer<UnresolvedAddress,ResolvedAddress,E> delegate)

Creates a new instance.

Parameters:

delegate - ServiceDiscoverer to which all methods are delegated.

Method Detail

delegate

protected final ServiceDiscoverer<UnresolvedAddress,ResolvedAddress,E> delegate()

Returns the ServiceDiscoverer delegate.

Returns:

Delegate ServiceDiscoverer.

discover

public Publisher<Collection<E>> discover(UnresolvedAddress address)

Description copied from interface: ServiceDiscoverer

Subscribe to the service discovery system for changes in the available ResolvedAddress associated with address.

In general a call to this method will continue to discover changes related to address until the PublisherSource.Subscription corresponding to the return value is cancelled via Cancellable.cancel() or there are no more changes to be published.

Specified by:

discover in interface ServiceDiscoverer<UnresolvedAddress,ResolvedAddress,E extends ServiceDiscovererEvent<ResolvedAddress>>

Parameters:

address - the service address to discover. Examples of what this address maybe are:

• hostname/port (e.g. InetAddress)
• service name
• it may be a list of attributes which describe the service attributes to resolve
• something else

Returns:

a Publisher that represents a stream of events from the service discovery system.

onClose

public Completable onClose()

Specified by:

onClose in interface ListenableAsyncCloseable

onClosing

public Completable onClosing()

Specified by:

onClosing in interface ListenableAsyncCloseable

closeAsync

public Completable closeAsync()

Specified by:

closeAsync in interface AsyncCloseable

closeAsyncGracefully

public Completable closeAsyncGracefully()

Specified by:

closeAsyncGracefully in interface AsyncCloseable

toString

public String toString()

Overrides:

toString in class Object