io.vertigo.stella.plugins.work.rest.workers

Class RestWorkersPlugin

java.lang.Object

io.vertigo.stella.plugins.work.rest.workers.RestWorkersPlugin

All Implemented Interfaces:

io.vertigo.core.component.Component, io.vertigo.core.component.Plugin, WorkersPlugin

public final class RestWorkersPlugin
extends Object
implements WorkersPlugin

Implémentation de DistributedWorkManager, pour l'execution de travaux par des Workers distant. Cette implémentation représente la partie client qui se déploie en ferme. 1- contacte la partie serveur pour récupérer les travaux qu'elle sait gérer, 2- execute la tache en synchrone exclusivement 3- retourne le résultat au serveur

Author:

npiedeloup, pchretien

Constructor Summary

Constructors

Constructor and Description
RestWorkersPlugin(String serverUrl, int timeoutSeconds, io.vertigo.commons.codec.CodecManager codecManager) Constructeur.

Method Summary

Modifier and Type	Method and Description
<WR,W> WorkItem<WR,W>	pollWorkItem(String nodeId, String workType) Polling workitem.
<R> void	putResult(String workId, R result, Throwable error) Send result or error if execution failed
void	putStart(String workId)

Methods inherited from class java.lang.Object

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

Constructor Detail

RestWorkersPlugin

@Inject
public RestWorkersPlugin(@Named(value="serverUrl")
                                  String serverUrl,
                                  @Named(value="timeoutSeconds")
                                  int timeoutSeconds,
                                  io.vertigo.commons.codec.CodecManager codecManager)

Constructeur.

Parameters:

serverUrl - Url du serveur

timeoutSeconds - Timeout en seconde des connections vers le serveur (doit être > au timeoutSeconds du serveur)

codecManager - Manager d'encodage/decodage

Method Detail

pollWorkItem

public <WR,W> WorkItem<WR,W> pollWorkItem(String nodeId,
                                          String workType)

Polling workitem.

Specified by:

pollWorkItem in interface WorkersPlugin

Type Parameters:

WR - result

W - work

workType - Type de tache

Returns:

Workitem or null (if timeout)

putResult

public <R> void putResult(String workId,
                          R result,
                          Throwable error)

Send result or error if execution failed

Specified by:

putResult in interface WorkersPlugin

Type Parameters:

R - result

Parameters:

workId - WorkId

result - Result (not null if execution succeeded)

error - Error ( not null if execution failed)

putStart

public void putStart(String workId)

Specified by:

putStart in interface WorkersPlugin