gistfile1.txt

AWSIotData iotDataClient = AWSIotDataClientBuilder
	.standard()
	.withRegion(Regions.US_WEST_2)
	.withCredentials(new AWSStaticCredentialsProvider(new BasicAWSCredentials(CLIENT_TOKEN, CLIENT_SECRET))).build();

String thingName = "plant-manager";
GetThingShadowResult getThingShadowResult = iotDataClient.getThingShadow(new GetThingShadowRequest().withThingName(thingName));
String state = new String( getThingShadowResult.getPayload().array(), StandardCharsets.UTF_8);
// state is now a JSON string representing the plant-manager Thing Shadow's state
/* {  
   "desired":{  
      "watering":true,
      "notifyOnComplete":"+14144768200"
   },
   "reported":{  
      "watering":false,
      "notifyOnComplete":"+14144768200"
   },
   "delta":{  
      "watering":true
   }
}
*/

// To update state, send an UpdateThingShadowRequest containing JSON with your requisite "desired" properties and values
String desiredJson = "{ "desired": { "watering": true } }";
UpdateThingShadowRequest shadowRequest = new UpdateThingShadowRequest()
		.withThingName(thingName)
		.withPayload(ByteBuffer.wrap(desiredJson.getBytes()));
UpdateThingShadowResult result = iotDataClient.updateThingShadow(shadowRequest);