Examples with Node org.wildfly.clustering.group.Node used on opensource projects

Example 21 with Node

use of org.wildfly.clustering.group.Node in project quickstart by wildfly.

the class QueryingService method start.

@Override
public void start(StartContext context) throws StartException {
    LOG.info("Querying service is starting.");
    executor = Executors.newSingleThreadScheduledExecutor();
    executor.scheduleAtFixedRate(() -> {
        @SuppressWarnings("unchecked") ServiceController<Node> service = (ServiceController<Node>) context.getController().getServiceContainer().getService(ServiceActivator.SINGLETON_SERVICE_NAME);
        try {
            Node node = service.awaitValue(5, TimeUnit.SECONDS);
            LOG.infof("Singleton service is running on node '%s'.", node);
        } catch (InterruptedException | TimeoutException | IllegalStateException e) {
            LOG.warn("Failed to query singleton service.");
        }
    }, 5, 5, TimeUnit.SECONDS);
}

Example 22 with Node

use of org.wildfly.clustering.group.Node in project quickstart by wildfly.

the class ServiceActivator method activate.

@Override
public void activate(ServiceActivatorContext serviceActivatorContext) {
    try {
        SingletonPolicy policy = (SingletonPolicy) serviceActivatorContext.getServiceRegistry().getRequiredService(ServiceName.parse(SingletonDefaultRequirement.SINGLETON_POLICY.getName())).awaitValue();
        InjectedValue<Group> group = new InjectedValue<>();
        Service<Node> primary = new SingletonService(true, group);
        Service<Node> backup = new SingletonService(false, group);
        policy.createSingletonServiceBuilder(SINGLETON_SERVICE_NAME, primary, backup).build(serviceActivatorContext.getServiceTarget()).addDependency(ServiceName.parse("org.wildfly.clustering.default-group"), Group.class, group).install();
        LOG.info("Singleton service activated.");
    } catch (InterruptedException e) {
        throw new ServiceRegistryException(e);
    }
}