Example usage for io.vertx.core Future future

Introduction

In this page you can find the example usage for io.vertx.core Future future.

Prototype

future

Source Link

Usage

From source file:se.liquidbytes.jel.JelStarter.java

License:Apache License

/**
 * Startup application verticles/*from   w  w w  .ja v a  2 s  .c o  m*/
 */
private static void startServer() {

    logger.info("Starting JEL-server..." + (Settings.isDebug() ? " AND RUNNING IN DEBUG-MODE!" : ""));

    VertxOptions options = new VertxOptions();
    if (Settings.isDebug()) {
        options.setBlockedThreadCheckInterval(1000 * 60 * 60); // Disable errors about event-loop being blocked when stuck on breakpoints. This will clutter the console otherwise.
    }

    vertx = Vertx.vertx(options);

    Future<Void> future = Future.future();
    future.setHandler(res -> {
        if (res.failed()) {
            shutdownServer(); // If any of the vertices failed to deploy, shut down the application.
        } else {
            logger.debug("Done deploying main verticles.");
        }
    });

    // Start up verticles in turn. If one fails ignore the rest.
    deployDatabaseVerticle(future, (Future<Void> event1) -> {
        deployMainJelVerticle(future, (Future<Void> event2) -> {
            deployWebserverVerticle(future, null);
        });
    });
}

From source file:se.liquidbytes.jel.system.impl.JelServiceImpl.java

License:Apache License

/**
 * Method for stopping service, must be called upon during application shutdown.
 *///from w w w .  j a va  2s . c  o m
@Override
public void stop() {
    if (JelService.deviceManager() != null) {
        JelService.deviceManager().stop();
    }

    JelService.vertx().setTimer(500, h -> {
        if (JelService.adapterManager() != null) {
            Future<Void> future = Future.future();
            future.setHandler(res -> {
                if (JelService.pluginManager() != null) {
                    JelService.pluginManager().stop();
                }
            });

            JelService.adapterManager().stop(future);
        }
    });
}

From source file:studio.lysid.scales.deploy.LauncherVerticle.java

License:Open Source License

public static Future<Void> startVerticle(Vertx vertx, Verticle verticle) {
    Future<Void> startFuture = Future.future();

    int instancesToStart = verticle.deploymentOptions.getInstances();
    if (instancesToStart == 0) {
        startFuture.complete();//from w w w.j a v a 2s  .  c  o m
    } else {
        logger.info("Starting verticle [{0}] with {1} instance(s)...", verticle.shortName, instancesToStart);

        if (verticle.implementation == null) {
            /* TODO For initializing projects only */
            startFuture.complete();
            logger.info("Verticle [{0}] not yet implemented, skipping.", verticle.shortName);
        } else {
            logger.info("Deploying verticle class [{0}]", verticle.implementation.getName());
            vertx.deployVerticle(verticle.implementation.getName(), verticle.deploymentOptions, ar -> {
                if (ar.succeeded()) {
                    logger.info("Verticle [{0}] started successfully.", verticle.shortName);
                    startFuture.complete();
                } else {
                    startFuture.fail(ar.cause());
                }
            });
        }
    }

    return startFuture;
}