com.ebay.lightning.client

Class ServiceHostResolver

java.lang.Object

com.ebay.lightning.client.ServiceHostResolver

public class ServiceHostResolver
extends Object

ServiceHostResolver manages the seeds aka lightning core instances. The list of seeds to be managed are passed to the constructor via {link LightningClientConfig}. The LightningClient routes the tasks to the seed returned by ServiceHostResolver.

Author:

shashukla

See Also:

LightningClientConfig, RestAPICaller

Constructor Summary

Constructors

Constructor and Description
ServiceHostResolver(LightningClientConfig config, ServiceCaller apiCaller) Constructs a new ServiceHostResolver object with seed management configuration

Method Summary

Modifier and Type	Method and Description
protected void	finalize()
AbstractMap.SimpleEntry<com.ebay.lightning.core.beans.ReservationReceipt,String>	getNextEndPoint(int forLoad) Get the next available seed that can handle the task.

Methods inherited from class java.lang.Object

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

Constructor Detail

ServiceHostResolver

public ServiceHostResolver(LightningClientConfig config,
                           ServiceCaller apiCaller)

Constructs a new ServiceHostResolver object with seed management configuration

Parameters:

config - LightningClientConfig contains the seeds and configuration for seed management

apiCaller - ServiceCaller makes calls to seed to check if it can process a request of specific load

Method Detail

getNextEndPoint

public AbstractMap.SimpleEntry<com.ebay.lightning.core.beans.ReservationReceipt,String> getNextEndPoint(int forLoad)

Get the next available seed that can handle the task.

Parameters:

forLoad - the load of the task to be executed by the seed

Returns:

the reservation receipt and the seed that accepted the pay load throws RuntimeException if none of the seeds accepted the request

finalize

protected void finalize()
                 throws Throwable

Overrides:

finalize in class Object

Throws:

Throwable