amazonsensors.LambdaAmazonSensor.java Source code

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Here is the source code for amazonsensors.LambdaAmazonSensor.java

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package amazonsensors;

import com.amazonaws.regions.Regions;
import com.amazonaws.services.dynamodbv2.AmazonDynamoDB;
import com.amazonaws.services.dynamodbv2.AmazonDynamoDBClientBuilder;
import com.amazonaws.services.dynamodbv2.model.AttributeValue;
import com.amazonaws.services.lambda.runtime.Context;
import com.amazonaws.services.lambda.runtime.RequestHandler;
import java.util.HashMap;
import java.util.Map;

/**
 *
 * @author angel_banuelos
 */
public class LambdaAmazonSensor implements RequestHandler<AmazonSensor, String> {

    private final static String TABLE_NAME = "BitacoraLectura";
    private final static String SENSOR_FIELD = "sensorID";
    private final static String TEMPERATURE_FIELD = "temperature";

    @Override
    public String handleRequest(AmazonSensor sensor, Context cntxt) {

        AmazonDynamoDB amazonDDB = AmazonDynamoDBClientBuilder.standard().withRegion(Regions.US_WEST_2).build();

        Map<String, AttributeValue> item = new HashMap();
        item.put(SENSOR_FIELD, new AttributeValue(sensor.getSensorID()));
        item.put(TEMPERATURE_FIELD, new AttributeValue(sensor.getTemperature()));

        amazonDDB.putItem(TABLE_NAME, item);

        return sensor.toString();
    }

}