net.devh.boot.grpc.client.nameresolver

Class DiscoveryClientResolverFactory

java.lang.Object

io.grpc.NameResolver.Factory

net.devh.boot.grpc.client.nameresolver.DiscoveryClientResolverFactory

public class DiscoveryClientResolverFactory
extends NameResolver.Factory

A name resolver factory that will create an DiscoveryClientNameResolver based on the target uri.

Since:

5/17/16

Field Summary

Fields

Modifier and Type	Field and Description
static Function<String,URI>	DISCOVERY_DEFAULT_URI_MAPPER The function that should be used as uri mapper, if discovery-client should be used as default.
static String	DISCOVERY_SCHEME The constant containing the scheme that will be used by this factory.

Fields inherited from class io.grpc.NameResolver.Factory

PARAMS_DEFAULT_PORT, PARAMS_PROXY_DETECTOR

Constructor Summary

Constructors

Constructor and Description
DiscoveryClientResolverFactory(org.springframework.cloud.client.discovery.DiscoveryClient client) Creates a new discovery client based name resolver factory.

Method Summary

Modifier and Type	Method and Description
void	destroy() Cleans up the name resolvers.
String	getDefaultScheme()
void	heartbeat(org.springframework.cloud.client.discovery.event.HeartbeatEvent event) Triggers a refresh of the registered name resolvers.
NameResolver	newNameResolver(URI targetUri, NameResolver.Helper helper)
String	toString()

Methods inherited from class io.grpc.NameResolver.Factory

newNameResolver

Methods inherited from class java.lang.Object

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

Field Detail

DISCOVERY_SCHEME

public static final String DISCOVERY_SCHEME

The constant containing the scheme that will be used by this factory.

See Also:

Constant Field Values

DISCOVERY_DEFAULT_URI_MAPPER

public static final Function<String,URI> DISCOVERY_DEFAULT_URI_MAPPER

The function that should be used as uri mapper, if discovery-client should be used as default.

Constructor Detail

DiscoveryClientResolverFactory

public DiscoveryClientResolverFactory(org.springframework.cloud.client.discovery.DiscoveryClient client)

Creates a new discovery client based name resolver factory.

Parameters:

client - The client to use for the address discovery.

Method Detail

newNameResolver

@Nullable
public NameResolver newNameResolver(URI targetUri,
                                              NameResolver.Helper helper)

Overrides:

newNameResolver in class NameResolver.Factory

getDefaultScheme

public String getDefaultScheme()

Specified by:

getDefaultScheme in class NameResolver.Factory

heartbeat

@EventListener(value=org.springframework.cloud.client.discovery.event.HeartbeatEvent.class)
public void heartbeat(org.springframework.cloud.client.discovery.event.HeartbeatEvent event)

Triggers a refresh of the registered name resolvers.

Parameters:

event - The event that triggered the update.

destroy

@PreDestroy
public void destroy()

Cleans up the name resolvers.

toString

public String toString()

Overrides:

toString in class Object