Example usage for io.vertx.core.eventbus Message reply

Introduction

In this page you can find the example usage for io.vertx.core.eventbus Message reply.

Prototype

default void reply(@Nullable Object message) 

Source Link

Document

Reply to this message.

Usage

From source file:com.groupon.vertx.redis.RedisCommandHandler.java

License:Apache License

private void setCommandResponseHandler(final List<RedisCommand> redisCommands,
        final Message<JsonObject> command, final boolean isMulti) {
    for (final RedisCommand redisCommand : redisCommands) {
        final Future<JsonObject> finalResult = Future.future();
        finalResult.setHandler(new Handler<AsyncResult<JsonObject>>() {
            public void handle(AsyncResult<JsonObject> commandResponse) {
                log.trace("handleCommand", "reply", new String[] { "command", "response", "isMulti" },
                        redisCommand.toString(), commandResponse, isMulti);
                if (commandResponse.succeeded()) {
                    command.reply(commandResponse.result());
                } else {
                    String cause = commandResponse.cause() != null ? commandResponse.cause().getMessage()
                            : "unknown";
                    command.reply(buildReply("error", null, cause));
                }//from   ww w .  j av a  2  s. c  o  m
            }
        });
        redisCommand.commandResponse(finalResult);
    }
}

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From source file:com.jedlab.vertee.DatabaseServiceVertxProxyHandler.java

License:Apache License

public void handle(Message<JsonObject> msg) {
    try {//from  w  w  w  .j  ava 2 s .co m
        JsonObject json = msg.body();
        String action = msg.headers().get("action");
        if (action == null) {
            throw new IllegalStateException("action not specified");
        }
        accessed();
        switch (action) {

        case "persist": {
            service.persist((io.vertx.core.json.JsonObject) json.getValue("document"), createHandler(msg));
            break;
        }
        default: {
            throw new IllegalStateException("Invalid action: " + action);
        }
        }
    } catch (Throwable t) {
        msg.reply(new ServiceException(500, t.getMessage()));
        throw t;
    }
}

---

From source file:com.pluralsight.dockerproductionaws.portfolio.PortfolioServiceVertxProxyHandler.java

License:Apache License

public void handle(Message<JsonObject> msg) {
    try {// w  ww.  j a  v  a 2 s  . co m
        JsonObject json = msg.body();
        String action = msg.headers().get("action");
        if (action == null) {
            throw new IllegalStateException("action not specified");
        }
        accessed();
        switch (action) {
        case "getPortfolio": {
            service.getPortfolio(res -> {
                if (res.failed()) {
                    if (res.cause() instanceof ServiceException) {
                        msg.reply(res.cause());
                    } else {
                        msg.reply(new ServiceException(-1, res.cause().getMessage()));
                    }
                } else {
                    msg.reply(res.result() == null ? null : res.result().toJson());
                }
            });
            break;
        }
        case "buy": {
            service.buy(json.getValue("amount") == null ? null : (json.getLong("amount").intValue()),
                    (io.vertx.core.json.JsonObject) json.getValue("quote"), res -> {
                        if (res.failed()) {
                            if (res.cause() instanceof ServiceException) {
                                msg.reply(res.cause());
                            } else {
                                msg.reply(new ServiceException(-1, res.cause().getMessage()));
                            }
                        } else {
                            msg.reply(res.result() == null ? null : res.result().toJson());
                        }
                    });
            break;
        }
        case "sell": {
            service.sell(json.getValue("amount") == null ? null : (json.getLong("amount").intValue()),
                    (io.vertx.core.json.JsonObject) json.getValue("quote"), res -> {
                        if (res.failed()) {
                            if (res.cause() instanceof ServiceException) {
                                msg.reply(res.cause());
                            } else {
                                msg.reply(new ServiceException(-1, res.cause().getMessage()));
                            }
                        } else {
                            msg.reply(res.result() == null ? null : res.result().toJson());
                        }
                    });
            break;
        }
        case "evaluate": {
            service.evaluate(createHandler(msg));
            break;
        }
        default: {
            throw new IllegalStateException("Invalid action: " + action);
        }
        }
    } catch (Throwable t) {
        msg.reply(new ServiceException(500, t.getMessage()));
        throw t;
    }
}

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From source file:com.reachauto.account.AccountServiceVertxProxyHandler.java

License:Apache License

public void handle(Message<JsonObject> msg) {
    try {/* w  w  w  .j a v  a  2  s.  com*/
        JsonObject json = msg.body();
        String action = msg.headers().get("action");
        if (action == null) {
            throw new IllegalStateException("action not specified");
        }
        accessed();
        switch (action) {
        case "addAccount": {
            service.addAccount(
                    json.getJsonObject("account") == null ? null
                            : new com.reachauto.account.Account(json.getJsonObject("account")),
                    createHandler(msg));
            break;
        }
        case "deleteAccount": {
            service.deleteAccount(json.getValue("id") == null ? null : (json.getLong("id").intValue()),
                    createHandler(msg));
            break;
        }
        case "updateAccount": {
            service.updateAccount(json.getJsonObject("account") == null ? null
                    : new com.reachauto.account.Account(json.getJsonObject("account")), res -> {
                        if (res.failed()) {
                            if (res.cause() instanceof ServiceException) {
                                msg.reply(res.cause());
                            } else {
                                msg.reply(new ServiceException(-1, res.cause().getMessage()));
                            }
                        } else {
                            msg.reply(res.result() == null ? null : res.result().toJson());
                        }
                    });
            break;
        }
        case "retrieveAccount": {
            service.retrieveAccount(json.getValue("id") == null ? null : (json.getLong("id").intValue()),
                    res -> {
                        if (res.failed()) {
                            if (res.cause() instanceof ServiceException) {
                                msg.reply(res.cause());
                            } else {
                                msg.reply(new ServiceException(-1, res.cause().getMessage()));
                            }
                        } else {
                            msg.reply(res.result() == null ? null : res.result().toJson());
                        }
                    });
            break;
        }
        default: {
            throw new IllegalStateException("Invalid action: " + action);
        }
        }
    } catch (Throwable t) {
        msg.reply(new ServiceException(500, t.getMessage()));
        throw t;
    }
}

---

From source file:com.reachauto.device.DeviceServiceVertxProxyHandler.java

License:Apache License

public void handle(Message<JsonObject> msg) {
    try {//  w w  w. j  a va 2  s  .  co  m
        JsonObject json = msg.body();
        String action = msg.headers().get("action");
        if (action == null) {
            throw new IllegalStateException("action not specified");
        }
        accessed();
        switch (action) {
        case "addDevice": {
            service.addDevice(
                    json.getJsonObject("device") == null ? null
                            : new com.reachauto.device.Device(json.getJsonObject("device")),
                    createHandler(msg));
            break;
        }
        case "deleteDevice": {
            service.deleteDevice((java.lang.String) json.getValue("id"), createHandler(msg));
            break;
        }
        case "updateDevice": {
            service.updateDevice(json.getJsonObject("device") == null ? null
                    : new com.reachauto.device.Device(json.getJsonObject("device")), res -> {
                        if (res.failed()) {
                            if (res.cause() instanceof ServiceException) {
                                msg.reply(res.cause());
                            } else {
                                msg.reply(new ServiceException(-1, res.cause().getMessage()));
                            }
                        } else {
                            msg.reply(res.result() == null ? null : res.result().toJson());
                        }
                    });
            break;
        }
        case "retrieveDevice": {
            service.retrieveDevice((java.lang.String) json.getValue("id"), res -> {
                if (res.failed()) {
                    if (res.cause() instanceof ServiceException) {
                        msg.reply(res.cause());
                    } else {
                        msg.reply(new ServiceException(-1, res.cause().getMessage()));
                    }
                } else {
                    msg.reply(res.result() == null ? null : res.result().toJson());
                }
            });
            break;
        }
        default: {
            throw new IllegalStateException("Invalid action: " + action);
        }
        }
    } catch (Throwable t) {
        msg.reply(new ServiceException(500, t.getMessage()));
        throw t;
    }
}

---

From source file:com.reachauto.product.ProductServiceVertxProxyHandler.java

License:Apache License

public void handle(Message<JsonObject> msg) {
    try {//from   w  ww .ja  v a2  s .c  o  m
        JsonObject json = msg.body();
        String action = msg.headers().get("action");
        if (action == null) {
            throw new IllegalStateException("action not specified");
        }
        accessed();
        switch (action) {
        case "addProduct": {
            service.addProduct(
                    json.getJsonObject("product") == null ? null
                            : new com.reachauto.product.Product(json.getJsonObject("product")),
                    createHandler(msg));
            break;
        }
        case "deleteProduct": {
            service.deleteProduct(json.getValue("id") == null ? null : (json.getLong("id").intValue()),
                    createHandler(msg));
            break;
        }
        case "updateProduct": {
            service.updateProduct(json.getJsonObject("product") == null ? null
                    : new com.reachauto.product.Product(json.getJsonObject("product")), res -> {
                        if (res.failed()) {
                            if (res.cause() instanceof ServiceException) {
                                msg.reply(res.cause());
                            } else {
                                msg.reply(new ServiceException(-1, res.cause().getMessage()));
                            }
                        } else {
                            msg.reply(res.result() == null ? null : res.result().toJson());
                        }
                    });
            break;
        }
        case "retrieveProduct": {
            service.retrieveProduct(json.getValue("id") == null ? null : (json.getLong("id").intValue()),
                    res -> {
                        if (res.failed()) {
                            if (res.cause() instanceof ServiceException) {
                                msg.reply(res.cause());
                            } else {
                                msg.reply(new ServiceException(-1, res.cause().getMessage()));
                            }
                        } else {
                            msg.reply(res.result() == null ? null : res.result().toJson());
                        }
                    });
            break;
        }
        default: {
            throw new IllegalStateException("Invalid action: " + action);
        }
        }
    } catch (Throwable t) {
        msg.reply(new ServiceException(500, t.getMessage()));
        throw t;
    }
}

---

From source file:com.sagalasan.swivel.service.CurrentTimeService.java

License:Apache License

private void sendTime(Message message) {
    message.reply(new Time().setTime(System.currentTimeMillis()));
}

---

From source file:com.test.mailer.MailerServiceVertxProxyHandler.java

License:Apache License

public void handle(Message<JsonObject> msg) {
    try {//from  w  w w .j  ava2s . co m
        JsonObject json = msg.body();
        String action = msg.headers().get("action");
        if (action == null) {
            throw new IllegalStateException("action not specified");
        }
        accessed();
        switch (action) {

        case "sendAttachment": {
            service.sendAttachment((java.lang.String) json.getValue("To"),
                    json.getJsonObject("attachment") == null ? null
                            : new io.vertx.ext.mail.MailAttachment(json.getJsonObject("attachment")),
                    (java.lang.String) json.getValue("Title"), createHandler(msg));
            break;
        }
        default: {
            throw new IllegalStateException("Invalid action: " + action);
        }
        }
    } catch (Throwable t) {
        msg.reply(new ServiceException(500, t.getMessage()));
        throw t;
    }
}

---

From source file:de.elsibay.EbbTicketShowcase.java

License:Open Source License

@Override
public void start(Future<Void> startFuture) throws Exception {

    SessionStore sessionStore = LocalSessionStore.create(vertx);
    Router backendRouter = Router.router(vertx);
    backendRouter.route().handler(LoggerHandler.create(LoggerHandler.DEFAULT_FORMAT));
    CookieHandler cookieHandler = CookieHandler.create();
    SessionHandler sessionHandler = SessionHandler.create(sessionStore);
    // the CORS OPTION request must not set cookies
    backendRouter.get().handler(cookieHandler);
    backendRouter.get().handler(sessionHandler);
    backendRouter.post().handler(cookieHandler);
    backendRouter.post().handler(sessionHandler);

    // setup CORS
    CorsHandler corsHandler = CorsHandler.create("http(s)?://" + WEBSERVER_HOST + ":" + WEBSERVER_PORT)
            .allowCredentials(true).allowedHeader(HttpHeaders.ACCEPT.toString())
            .allowedHeader(HttpHeaders.ORIGIN.toString()).allowedHeader(HttpHeaders.AUTHORIZATION.toString())
            .allowedHeader(HttpHeaders.CONTENT_TYPE.toString()).allowedHeader(HttpHeaders.COOKIE.toString())
            .exposedHeader(HttpHeaders.SET_COOKIE.toString()).allowedMethod(HttpMethod.POST)
            .allowedMethod(HttpMethod.PUT).allowedMethod(HttpMethod.GET).allowedMethod(HttpMethod.DELETE);

    // setup event bus bridge
    TicketEventbusBridge sebb = new TicketEventbusBridge(sessionStore);
    backendRouter.mountSubRouter("/eventbus", sebb.route(vertx));

    // dummy eventbus services
    vertx.eventBus().consumer("ping", (Message<JsonObject> msg) -> {
        msg.reply(new JsonObject().put("answer", "pong " + msg.body().getString("text", "")));
    });//from  w  w  w. j a v  a2s  .c  o m

    vertx.setPeriodic(5000, id -> {
        vertx.eventBus().send("topic", new JsonObject().put("timestamp", new Date().getTime()));
    });

    // session manager for login
    backendRouter.route("/api/*").handler(corsHandler);
    backendRouter.route("/api/*").method(HttpMethod.POST).method(HttpMethod.PUT).handler(BodyHandler.create());

    backendRouter.route("/api/session").handler((RoutingContext rc) -> {
        JsonObject user = rc.getBodyAsJson();
        String sessionId = rc.session().id();
        rc.session().put("user", user);
        rc.response().end(user.copy().put("sessionId", sessionId).encodePrettily());
    });

    // dummy ping REST service
    backendRouter.route("/api/ping").handler((RoutingContext rc) -> {
        JsonObject replyMsg = new JsonObject();
        replyMsg.put("timestamp", new Date().getTime());
        Cookie sessionCookie = rc.getCookie(SessionHandler.DEFAULT_SESSION_COOKIE_NAME);
        if (sessionCookie != null) {
            replyMsg.put("sessionId", sessionCookie.getValue());
        }
        rc.response().end(replyMsg.encode());
    });

    // start backend on one port
    vertx.createHttpServer().requestHandler(backendRouter::accept).listen(BACKENDSERVER_PORT,
            BACKENDSERVER_HOST, (AsyncResult<HttpServer> async) -> {
                System.out
                        .println(async.succeeded() ? "Backend Server started" : "Backend Server start FAILED");
            });

    // static files on other port
    Router staticFilesRouter = Router.router(vertx);
    staticFilesRouter.route("/*").handler(StaticHandler.create("src/main/www").setCachingEnabled(false));
    vertx.createHttpServer().requestHandler(staticFilesRouter::accept).listen(WEBSERVER_PORT, WEBSERVER_HOST,
            (AsyncResult<HttpServer> async) -> {
                System.out.println(async.succeeded()
                        ? "Web Server started\ngoto http://" + WEBSERVER_HOST + ":" + WEBSERVER_PORT + "/"
                        : "Web Server start FAILED");
            });
}

---

From source file:de.neofonie.deployer.DeployerVerticle.java

License:Open Source License

/**
 * Iterate and deploy verticles//from  ww  w.j av a 2  s . c  o m
 */
private void deployVerticle(final Message<JsonObject> event) {

    // iterate over all candidates to be deployed
    Set<String> candidates = this.workingCopy.fieldNames();

    // detach from underlying json
    Map<String, JsonObject> initiants = new HashMap<>();
    candidates.forEach(id -> {
        JsonObject info = this.workingCopy.getJsonObject(id);
        JsonArray dependsOn = info.getJsonArray("dependsOn");
        if (dependsOn != null && deployed.getList().containsAll(dependsOn.getList()) || dependsOn == null
                || dependsOn.isEmpty()) {
            initiants.put(id, info);
        }
    });

    // remove the initiants
    initiants.keySet().forEach(id -> this.workingCopy.remove(id));

    // setup latch for the reply
    CountDownLatch latch = new CountDownLatch(initiants.size());
    if (initiants.isEmpty()) {
        event.reply(Boolean.TRUE);
        return;
    }

    // run over all dependencies
    initiants.forEach((id, info) -> {

        // get the name of the verticle
        String name = info.getString("name");
        final JsonObject localConfig = new JsonObject();
        localConfig.mergeIn(globalConfig);
        localConfig.mergeIn(info.getJsonObject("config", new JsonObject()));

        Handler<AsyncResult<String>> handler = innerEvent -> {
            if (innerEvent.succeeded()) {
                // add service to deployed-list
                deployed.add(id);

                // re-emit
                vertx.eventBus().send(LOOPBACK, workingCopy, (AsyncResult<Message<Boolean>> recursiveReply) -> {
                    // always decrease latch
                    latch.countDown();

                    if (recursiveReply.succeeded() && recursiveReply.result().body()) {
                        if (latch.getCount() == 0) {
                            event.reply(recursiveReply.result().body() & Boolean.TRUE);
                        }
                    } else {
                        event.fail(500, this.getFailure(id, recursiveReply));
                    }
                });

            } else {
                event.fail(500, id + " >> " + innerEvent.cause().getMessage());
            }
        };

        LOG.log(Level.INFO, "Deploying: ''{0}''", new Object[] { id });
        DeploymentOptions deploymentOptions = new DeploymentOptions(info);
        vertx.deployVerticle(name, deploymentOptions.setConfig(localConfig), handler);
    });
}

---

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