Implemented fake updates
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cf940df6b2
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620c196393
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@ -3,8 +3,10 @@ package ch.usi.inf.sa4.sanmarinoes.smarthut;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
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import org.springframework.scheduling.annotation.EnableScheduling;
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@SpringBootApplication
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@EnableScheduling
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@EnableJpaRepositories("ch.usi.inf.sa4.sanmarinoes.smarthut.models")
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public class SmarthutApplication {
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public static void main(String[] args) {
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@ -42,6 +42,22 @@ public class MotionSensorController {
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return motionSensorService.save(newMS);
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}
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/**
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* Updates detection status of given motion sensor and propagates update throgh socket
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*
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* @param sensor the motion sensor to update
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* @param detected the new detection status
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* @return the updated motion sensor
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*/
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public MotionSensor updateDetectionFromMotionSensor(MotionSensor sensor, boolean detected) {
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sensor.setDetected(detected);
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final MotionSensor toReturn = motionSensorService.save(sensor);
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sensorSocketEndpoint.broadcast(sensor, motionSensorService.findUser(sensor.getId()));
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return toReturn;
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}
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@PutMapping("/{id}/detect")
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public MotionSensor updateDetection(
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@PathVariable("id") Long sensorId,
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@ -49,16 +65,11 @@ public class MotionSensorController {
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final Principal principal)
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throws NotFoundException {
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final MotionSensor sensor =
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return updateDetectionFromMotionSensor(
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motionSensorService
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.findByIdAndUsername(sensorId, principal.getName())
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.orElseThrow(NotFoundException::new);
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sensor.setDetected(detected);
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final MotionSensor toReturn = motionSensorService.save(sensor);
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sensorSocketEndpoint.broadcast(sensor, motionSensorService.findUser(sensorId));
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return toReturn;
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.orElseThrow(NotFoundException::new),
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detected);
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}
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@DeleteMapping("/{id}")
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@ -45,25 +45,33 @@ public class SensorController {
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return sensorRepository.save(newSensor);
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}
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/**
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* Updates the sensor with new measurement and propagates update through websocket
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*
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* @param sensor the sensor to update
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* @param value the new measurement
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* @return the updated sensor
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*/
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public Sensor updateValueFromSensor(Sensor sensor, BigDecimal value) {
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sensor.setValue(value);
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final Sensor toReturn = sensorRepository.save(sensor);
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sensorSocketEndpoint.broadcast(sensor, sensorRepository.findUser(sensor.getId()));
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return toReturn;
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}
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@PutMapping("/{id}/value")
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public Sensor updateValue(
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@PathVariable("id") Long sensorId,
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@RequestParam("value") BigDecimal value,
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final Principal principal)
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throws NotFoundException {
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final Sensor sensor =
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return updateValueFromSensor(
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sensorRepository
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.findByIdAndUsername(sensorId, principal.getName())
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.orElseThrow(NotFoundException::new);
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sensor.setValue(value);
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final Sensor toReturn = sensorRepository.save(sensor);
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System.out.println("sensor: " + sensor);
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sensorSocketEndpoint.broadcast(sensor, sensorRepository.findUser(sensorId));
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return toReturn;
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.orElseThrow(NotFoundException::new),
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value);
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}
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@DeleteMapping("/{id}")
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@ -13,11 +13,11 @@ import javax.validation.constraints.NotNull;
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@Entity
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public class Sensor extends InputDevice {
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private static final Map<SensorType, Integer> TYPICAL_VALUES =
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public static final Map<SensorType, BigDecimal> TYPICAL_VALUES =
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Map.of(
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SensorType.TEMPERATURE, 17,
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SensorType.HUMIDITY, 40,
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SensorType.LIGHT, 1000);
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SensorType.TEMPERATURE, new BigDecimal(17.0),
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SensorType.HUMIDITY, new BigDecimal(40.0),
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SensorType.LIGHT, new BigDecimal(1000));
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/** Type of sensor, i.e. of the thing the sensor measures. */
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public enum SensorType {
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@ -0,0 +1,62 @@
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package ch.usi.inf.sa4.sanmarinoes.smarthut.scheduled;
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import ch.usi.inf.sa4.sanmarinoes.smarthut.controller.MotionSensorController;
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import ch.usi.inf.sa4.sanmarinoes.smarthut.controller.SensorController;
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import ch.usi.inf.sa4.sanmarinoes.smarthut.models.MotionSensorRepository;
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import ch.usi.inf.sa4.sanmarinoes.smarthut.models.Sensor;
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import ch.usi.inf.sa4.sanmarinoes.smarthut.models.SensorRepository;
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import java.math.BigDecimal;
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import java.util.concurrent.CompletableFuture;
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import java.util.concurrent.TimeUnit;
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import java.util.stream.StreamSupport;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.scheduling.annotation.Scheduled;
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import org.springframework.stereotype.Component;
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/** Generates fake sensor (and motion sensor) updates as required by milestone one */
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@Component
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public class SensorUpdateTasks {
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@Autowired private SensorRepository sensorRepository;
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@Autowired private MotionSensorRepository motionSensorRepository;
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@Autowired private SensorController sensorController;
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@Autowired private MotionSensorController motionSensorController;
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/** Generates fake sensor updates every two seconds with a +/- 1.25% error */
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@Scheduled(fixedRate = 2000)
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public void sensorFakeUpdate() {
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StreamSupport.stream(sensorRepository.findAll().spliterator(), true)
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.forEach(
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sensor ->
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sensorController.updateValueFromSensor(
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sensor,
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Sensor.TYPICAL_VALUES
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.get(sensor.getSensor())
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.multiply(
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new BigDecimal(
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0.9875 + Math.random() / 40))));
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}
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/**
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* Generate fake motion detections in all motion detectors every 20 seconds for 2 seconds at
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* most
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*/
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@Scheduled(fixedDelay = 20000)
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public void motionSensorFakeUpdate() {
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StreamSupport.stream(motionSensorRepository.findAll().spliterator(), true)
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.forEach(
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sensor -> {
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motionSensorController.updateDetectionFromMotionSensor(sensor, true);
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CompletableFuture.delayedExecutor(
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(long) (Math.random() * 2000), TimeUnit.MILLISECONDS)
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.execute(
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() ->
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motionSensorController
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.updateDetectionFromMotionSensor(
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sensor, false));
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});
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}
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}
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@ -44,8 +44,6 @@ public class AuthenticationMessageListener {
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return new MessageHandler.Whole<>() {
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@Override
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public void onMessage(final String message) {
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System.out.println(message);
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if (message == null) {
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acknowledge(false);
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return;
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@ -59,7 +59,6 @@ public class SensorSocketEndpoint extends Endpoint {
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*/
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public long broadcast(Object message, User u) {
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final Collection<Session> sessions = authorizedClients.get(u);
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System.out.println(authorizedClients + " " + sessions + " " + u);
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return sessions.stream()
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.parallel()
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.filter(didThrow(s -> s.getBasicRemote().sendText(gson.toJson(message))))
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@ -22,7 +22,6 @@ public final class Utils {
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return (t) -> {
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try {
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consumer.apply(t);
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System.out.println("successful");
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return true;
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} catch (Throwable e) {
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System.err.println(e.getMessage());
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