Examples with MqttMessage software.amazon.awssdk.crt.mqtt.MqttMessage used on opensource projects

Example 61 with MqttMessage

use of software.amazon.awssdk.crt.mqtt.MqttMessage in project aws-greengrass-nucleus by aws-greengrass.

the class IotJobsClientWrapper method PublishDescribeJobExecution.

@Override
public CompletableFuture<Integer> PublishDescribeJobExecution(DescribeJobExecutionRequest request, QualityOfService qos) {
    if (request.thingName == null || request.jobId == null) {
        CompletableFuture result = new CompletableFuture();
        result.completeExceptionally(new MqttException("DescribeJobExecutionRequest must have a non-null thingName and a non-null jobId"));
        return result;
    }
    String topic = String.format(DESCRIBE_JOB_TOPIC, request.thingName, request.jobId);
    String payloadJson = this.gson.toJson(request);
    MqttMessage message = new MqttMessage(topic, payloadJson.getBytes(StandardCharsets.UTF_8));
    return this.connection.publish(message, qos, false);
}

Example 62 with MqttMessage

use of software.amazon.awssdk.crt.mqtt.MqttMessage in project aws-greengrass-nucleus by aws-greengrass.

the class IotJobsClientWrapper method SubscribeToDescribeJobExecutionRejected.

@Override
public CompletableFuture<Integer> SubscribeToDescribeJobExecutionRejected(DescribeJobExecutionSubscriptionRequest request, QualityOfService qos, Consumer<RejectedError> handler, Consumer<Exception> exceptionHandler) {
    if (request.jobId == null || request.thingName == null) {
        CompletableFuture result = new CompletableFuture();
        result.completeExceptionally(new MqttException("DescribeJobExecutionSubscriptionRequest must have a non-null jobId and a non-null thingName"));
        return result;
    }
    String topic = String.format(JOB_DESCRIBE_REJECTED_TOPIC, request.thingName, request.jobId);
    Consumer<MqttMessage> messageHandler = describeJobSubscriptionCbs.computeIfAbsent(new Pair<>(handler, exceptionHandler), (k) -> (message) -> {
        try {
            String payload = new String(message.getPayload(), StandardCharsets.UTF_8);
            RejectedError response = this.gson.fromJson(payload, RejectedError.class);
            handler.accept(response);
        } catch (Exception e) {
            if (exceptionHandler != null) {
                exceptionHandler.accept(e);
            }
        }
    });
    return this.connection.subscribe(topic, qos, messageHandler);
}