Example usage for com.amazonaws.services.iotdata.model UpdateThingShadowRequest UpdateThingShadowRequest

Introduction

In this page you can find the example usage for com.amazonaws.services.iotdata.model UpdateThingShadowRequest UpdateThingShadowRequest.

Prototype

UpdateThingShadowRequest

Source Link

Usage

From source file:com.erudika.para.iot.AWSIoTService.java

License:Apache License

@Override
public void updateThing(Thing thing) {
    if (thing == null || StringUtils.isBlank(thing.getId())) {
        return;/*from ww w. j  a  v a 2 s  .c o  m*/
    }
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    String id = cloudIDForThing(thing);
    try {
        Object data = Collections.singletonMap("state",
                Collections.singletonMap("desired", thing.getDeviceState()));
        ParaObjectUtils.getJsonWriterNoIdent().writeValue(baos, data);
        getDataClient().updateThingShadow(new UpdateThingShadowRequest().withThingName(id)
                .withPayload(ByteBuffer.wrap(baos.toByteArray())));
    } catch (Exception ex) {
        logger.warn("Failed to connect to IoT device {}: {}", id, ex.getMessage());
    } finally {
        IOUtils.closeQuietly(baos);
    }
}

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From source file:io.klerch.alexa.state.handler.AWSIotStateHandler.java

License:Open Source License

private void publishState(final String thingName, final String json) throws AlexaStateException {
    final ByteBuffer buffer;
    try {//from  w w w.  j  av  a  2 s .  co m
        buffer = ByteBuffer.wrap(json.getBytes("UTF-8"));
    } catch (UnsupportedEncodingException e) {
        final String error = format("Could not prepare JSON for model state publication to thing shadow '%1$s'",
                thingName);
        log.error(error, e);
        throw AlexaStateException.create(error).withCause(e).withHandler(this).build();
    }
    final UpdateThingShadowRequest iotRequest = new UpdateThingShadowRequest().withThingName(thingName)
            .withPayload(buffer);
    awsDataClient.updateThingShadow(iotRequest);
}

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