Example usage for io.vertx.core Future failed

Introduction

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

Prototype

@Override
boolean failed();

Source Link

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Did it fail?

Usage

From source file:io.flowly.core.verticles.VerticleUtils.java

License:Open Source License

private static void undeployVerticles(Iterator<String> deployementIds, Vertx vertx,
        Future<Void> undeployedFuture) {
    // Ensure that vertx platform has the deployment ids.
    // The list specified by the caller might be stale.
    List<String> actualDeploymentIds = new ArrayList<>();
    Set<String> vertxDeploymentIds = vertx.deploymentIDs();

    while (deployementIds.hasNext()) {
        String deploymentId = deployementIds.next();
        if (vertxDeploymentIds.contains(deploymentId)) {
            actualDeploymentIds.add(deploymentId);
        }//from   w w  w . j  av  a 2s  .c o m
    }

    if (actualDeploymentIds.isEmpty()) {
        undeployedFuture.complete();
    } else {
        AtomicInteger counter = new AtomicInteger(0);

        for (String deploymentId : actualDeploymentIds) {
            vertx.undeploy(deploymentId, d -> {
                if (d.succeeded()) {
                    if (counter.incrementAndGet() == actualDeploymentIds.size()) {
                        undeployedFuture.complete();
                    }
                } else if (!undeployedFuture.failed()) {
                    undeployedFuture.fail(d.cause());
                }
            });
        }
    }
}

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From source file:io.flowly.engine.verticles.Build.java

License:Open Source License

private void saveFlows(List<Flow> flows, Handler<AsyncResult<Void>> resultHandler) {
    Future<Void> future = Future.future();
    future.setHandler(resultHandler);/*from   w  w w . j a v  a  2 s.co  m*/

    // Save flow and its router in the repository.
    AtomicInteger counter = new AtomicInteger(0);

    for (Flow flow : flows) {
        vertx.eventBus().send(EngineAddresses.REPO_FLOW_SAVE, flow, reply -> {
            if (reply.succeeded() && (Boolean) reply.result().body()) {
                if (counter.incrementAndGet() == flows.size()) {
                    future.complete();
                }
            } else if (!future.failed()) {
                future.fail(reply.cause());
            }
        });
    }
}

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From source file:io.gravitee.gateway.core.failover.FailoverInvoker.java

License:Apache License

@Override
public void invoke(ExecutionContext context, ReadStream<Buffer> stream,
        Handler<ProxyConnection> connectionHandler) {
    ((MutableExecutionContext) context).request(new FailoverRequest(context.request()));

    circuitBreaker.execute(new io.vertx.core.Handler<Future<ProxyConnection>>() {
        @Override//www.  ja  v a 2 s.  c o  m
        public void handle(Future<ProxyConnection> event) {
            FailoverInvoker.super.invoke(context, stream, proxyConnection -> {
                proxyConnection.exceptionHandler(event::fail);
                proxyConnection.responseHandler(
                        response -> event.complete(new FailoverProxyConnection(proxyConnection, response)));
            });
        }
    }).setHandler(new io.vertx.core.Handler<AsyncResult<ProxyConnection>>() {
        @Override
        public void handle(AsyncResult<ProxyConnection> event) {
            if (event.failed()) {
                FailoverConnection connection = new FailoverConnection();
                connectionHandler.handle(connection);
                connection.sendBadGatewayResponse();
            } else {
                FailoverProxyConnection proxyConnection = (FailoverProxyConnection) event.result();
                connectionHandler.handle(proxyConnection);
                proxyConnection.sendResponse();
            }
        }
    });
}

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From source file:org.eclipse.hono.adapter.http.AbstractVertxBasedHttpProtocolAdapter.java

License:Open Source License

private void doUploadMessage(final RoutingContext ctx, final String tenant, final String deviceId,
        final Buffer payload, final String contentType, final Future<MessageSender> senderTracker,
        final String endpointName) {

    if (contentType == null) {
        badRequest(ctx.response(), String.format("%s header is missing", HttpHeaders.CONTENT_TYPE));
        metrics.incrementUndeliverableHttpMessages(endpointName, tenant);
    } else if (payload == null || payload.length() == 0) {
        badRequest(ctx.response(), "missing body");
        metrics.incrementUndeliverableHttpMessages(endpointName, tenant);
    } else {//from www. jav  a  2 s .co m

        final Future<String> tokenTracker = getRegistrationAssertionHeader(ctx, tenant, deviceId);

        CompositeFuture.all(tokenTracker, senderTracker).setHandler(s -> {
            if (s.failed()) {
                if (tokenTracker.failed()) {
                    LOG.debug("could not get registration assertion [tenant: {}, device: {}]", tenant, deviceId,
                            s.cause());
                    endWithStatus(ctx.response(), HTTP_FORBIDDEN, null, null, null);
                } else {
                    serviceUnavailable(ctx.response(), 5);
                }
                metrics.incrementUndeliverableHttpMessages(endpointName, tenant);
            } else {
                sendToHono(ctx.response(), deviceId, payload, contentType, tokenTracker.result(),
                        senderTracker.result(), tenant, endpointName);
            }
        });
    }
}

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