Example usage for io.vertx.core Future failedFuture

Introduction

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

Prototype

static <T> Future<T> failedFuture(String failureMessage)

Source Link

Document

Create a failed future with the specified failure message.

Usage

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

License:Apache License

@Override
public void listSupportedAdapterDevices(String id, Handler<AsyncResult<JsonArray>> resultHandler) {
    try {//from   w w  w .  ja v a 2s  .  c o m
        JelService.deviceManager().listSupportedAdapterDevices(id, (onResult) -> {
            if (onResult.succeeded()) {
                resultHandler.handle(Future.succeededFuture(onResult.result()));
            } else {
                resultHandler.handle(Future.failedFuture(onResult.cause().getMessage()));
            }
        });
    } catch (Exception ex) {
        resultHandler.handle(Future.failedFuture(ex.getMessage()));
    }
}

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

License:Apache License

@Override
public void listAllDevices(Handler<AsyncResult<JsonArray>> resultHandler) {
    try {/*from   www . jav  a2 s . co  m*/
        JelService.deviceManager().listAllDevices((onResult) -> {
            if (onResult.succeeded()) {
                resultHandler.handle(Future.succeededFuture(onResult.result()));
            } else {
                resultHandler.handle(Future.failedFuture(onResult.cause().getMessage()));
            }
        });
    } catch (Exception ex) {
        resultHandler.handle(Future.failedFuture(ex.getMessage()));
    }
}

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

License:Apache License

@Override
public void retrieveDeviceValue(String deviceId, Handler<AsyncResult<JsonObject>> resultHandler) {
    try {//www.  j av a  2  s  . c  o  m
        JelService.deviceManager().retrieveDeviceValue(deviceId, (onResult) -> {
            if (onResult.succeeded()) {
                resultHandler.handle(Future.succeededFuture(onResult.result()));
            } else {
                resultHandler.handle(Future.failedFuture(onResult.cause().getMessage()));
            }
        });
    } catch (Exception ex) {
        resultHandler.handle(Future.failedFuture(ex.getMessage()));
    }
}

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

License:Apache License

@Override
public void updateDeviceValue(String deviceId, String value, Handler<AsyncResult<Void>> resultHandler) {
    try {//from   ww w. java  2 s  . c o  m
        JelService.deviceManager().updateDeviceValue(deviceId, value, (onResult) -> {
            if (onResult.succeeded()) {
                resultHandler.handle(Future.succeededFuture(onResult.result()));
            } else {
                resultHandler.handle(Future.failedFuture(onResult.cause().getMessage()));
            }
        });
    } catch (Exception ex) {
        resultHandler.handle(Future.failedFuture(ex.getMessage()));
    }
}

From source file:servicefactories.BasicServiceVertxEBProxy.java

License:Apache License

public void find(JsonObject document, Handler<AsyncResult<JsonObject>> resultHandler) {
    if (closed) {
        resultHandler.handle(Future.failedFuture(new IllegalStateException("Proxy is closed")));
        return;//w ww .  ja  v  a 2s .  co m
    }
    JsonObject _json = new JsonObject();
    _json.put("document", document);
    DeliveryOptions _deliveryOptions = (_options != null) ? new DeliveryOptions(_options)
            : new DeliveryOptions();
    _deliveryOptions.addHeader("action", "find");
    _vertx.eventBus().<JsonObject>send(_address, _json, _deliveryOptions, res -> {
        if (res.failed()) {
            resultHandler.handle(Future.failedFuture(res.cause()));
        } else {
            resultHandler.handle(Future.succeededFuture(res.result().body()));
        }
    });
}

From source file:servicefactories.BasicServiceVertxEBProxy.java

License:Apache License

public void hello(String key, Handler<AsyncResult<String>> resultHandler) {
    if (closed) {
        resultHandler.handle(Future.failedFuture(new IllegalStateException("Proxy is closed")));
        return;//from  w  ww.  j av  a 2s . c o m
    }
    JsonObject _json = new JsonObject();
    _json.put("key", key);
    DeliveryOptions _deliveryOptions = (_options != null) ? new DeliveryOptions(_options)
            : new DeliveryOptions();
    _deliveryOptions.addHeader("action", "hello");
    _vertx.eventBus().<String>send(_address, _json, _deliveryOptions, res -> {
        if (res.failed()) {
            resultHandler.handle(Future.failedFuture(res.cause()));
        } else {
            resultHandler.handle(Future.succeededFuture(res.result().body()));
        }
    });
}

From source file:studio.lysid.scales.query.scale.QueryScaleServiceImpl.java

License:Open Source License

@Override
public void findScaleById(int id, Handler<AsyncResult<JsonObject>> handler) {
    logger.debug("findScaleById called with parameters: id={0}", id);

    db.findOne(ScaleCollection, new JsonObject().put("_id", Integer.toString(id)), new JsonObject(), res -> {
        if (res.succeeded() && res.result() != null) {
            handler.handle(Future.succeededFuture(res.result()));
        } else {/*  w  w  w  . j  a  v  a 2  s  .com*/
            handler.handle(Future.failedFuture("Scale #" + id + " does not exist"));
        }
    });
}

From source file:vertigo.stream.SimpleReactNode.java

public SimpleReactNode<K, T> fromEventbus(K key, String fromAddress, String toAddress,
        SerializableFunction<LazyFutureStream<T>, LazyFutureStream<?>> builder,
        Handler<Future<Void>> deployed) {

    this.execute(key, p -> {
        EventBus eb = p.getVertx().eventBus();
        Queue<T> inQueue = QueueFactories.<T>unboundedQueue().build();

        LazyFutureStream<T> processingIn = ((SimpleReactNode<?, ?>) p).react
                .fromStream(inQueue.streamCompletableFutures());

        LazyFutureStream<?> processingOut = builder.apply(processingIn)
                .peek(data -> eb.publish(toAddress, data));

        processingOut.run();/*w w  w .  j  a v a2  s.  com*/

        eb.<T>consumer(fromAddress).handler(msg -> {
            inQueue.offer(msg.body());
        });
    }, throwable -> {
        if (deployed != null) {
            if (throwable != null) {
                deployed.handle(Future.succeededFuture());
            } else {
                deployed.handle(Future.failedFuture(throwable));
            }
        }
    });

    return this;
}