Fixed smaal errors @tommi27 implementation. Fixed precision and scale values or total precision. Optimized update by using JPQL
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2b65198df7
commit
835c9e0471
8 changed files with 76 additions and 37 deletions
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@ -5,6 +5,7 @@ import static ch.usi.inf.sa4.sanmarinoes.smarthut.utils.Utils.toList;
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import ch.usi.inf.sa4.sanmarinoes.smarthut.dto.SmartPlugSaveRequest;
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import ch.usi.inf.sa4.sanmarinoes.smarthut.error.NotFoundException;
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import ch.usi.inf.sa4.sanmarinoes.smarthut.models.*;
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import java.security.Principal;
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import java.util.*;
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import java.util.List;
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import javax.validation.Valid;
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@ -14,7 +15,7 @@ import org.springframework.web.bind.annotation.*;
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@RestController
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@EnableAutoConfiguration
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@RequestMapping("/smartplug")
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@RequestMapping("/smartPlug")
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public class SmartPlugController {
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@Autowired private SmartPlugRepository smartPlugRepository;
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@ -49,6 +50,18 @@ public class SmartPlugController {
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smartPlugRepository.findById(sp.getId()).orElseThrow(NotFoundException::new), sp);
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}
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@DeleteMapping("/{id}/meter")
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public SmartPlug resetMeter(@PathVariable("id") long id, final Principal principal)
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throws NotFoundException {
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final SmartPlug s =
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smartPlugRepository
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.findByIdAndUsername(id, principal.getName())
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.orElseThrow(NotFoundException::new);
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s.resetTotalConsumption();
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return smartPlugRepository.save(s);
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}
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@DeleteMapping("/{id}")
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public void deleteById(@PathVariable("id") long id) {
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smartPlugRepository.deleteById(id);
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@ -36,7 +36,7 @@ public abstract class Device {
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* The room this device belongs in, as a foreign key id. To use when updating and inserting from
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* a REST call.
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*/
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@Column(name = "room_id", nullable = false, unique = true)
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@Column(name = "room_id", nullable = false)
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@NotNull
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private Long roomId;
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@ -35,7 +35,7 @@ public class Sensor extends InputDevice {
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}
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/** The value of this sensor according to its sensor type */
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@Column(nullable = false, length = 10, precision = 1)
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@Column(nullable = false, precision = 11, scale = 1)
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private BigDecimal value;
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/** The type of this sensor */
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@ -1,8 +1,6 @@
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package ch.usi.inf.sa4.sanmarinoes.smarthut.models;
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import java.util.concurrent.Executors;
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import java.util.concurrent.ScheduledExecutorService;
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import java.util.concurrent.TimeUnit;
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import java.math.BigDecimal;
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import javax.persistence.Column;
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import javax.persistence.Entity;
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import javax.validation.constraints.NotNull;
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@ -11,40 +9,26 @@ import javax.validation.constraints.NotNull;
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@Entity
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public class SmartPlug extends Switchable {
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/** The total amount of power that the smart plug has consumed represented in kW/h */
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@Column @NotNull private static double totalConsumption;
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/** The average consumption of an active plug when on in Watt */
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public static final Double AVERAGE_CONSUMPTION_KW = 200.0;
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/** The total amount of power that the smart plug has consumed represented in W/h */
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@Column(precision = 13, scale = 3)
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@NotNull
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private BigDecimal totalConsumption = BigDecimal.ZERO;
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/** Whether the smart plug is on */
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@Column(name = "smart_plug_on", nullable = false)
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@NotNull
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private boolean on;
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public double getTotalConsumption() {
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public BigDecimal getTotalConsumption() {
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return totalConsumption;
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}
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/** Resets the consuption meter */
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public void resetTotalConsumption() {
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totalConsumption = 0;
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}
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/**
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* Updates the consumption of a smart plug storing it in kW/h assuming that an average smart
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* plug consumes 3W and by computing the conversion from watts to kW/h
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*/
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private static void updateTotalConsumption() {
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double averageConsumption = 3;
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totalConsumption += (averageConsumption / 1000) * (1 / 3600);
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}
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/** Calls updateTotalConsumption every second */
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public void updateConsumptionOverTime() {
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final ScheduledExecutorService executorService =
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Executors.newSingleThreadScheduledExecutor();
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while (isOn()) {
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executorService.scheduleAtFixedRate(
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SmartPlug::updateTotalConsumption, 0, 1, TimeUnit.SECONDS);
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}
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totalConsumption = BigDecimal.ZERO;
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}
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@Override
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@ -1,3 +1,24 @@
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package ch.usi.inf.sa4.sanmarinoes.smarthut.models;
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public interface SmartPlugRepository extends SwitchableRepository<SmartPlug> {}
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import java.util.Collection;
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import javax.transaction.Transactional;
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import org.springframework.data.jpa.repository.Modifying;
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import org.springframework.data.jpa.repository.Query;
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public interface SmartPlugRepository extends SwitchableRepository<SmartPlug> {
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@Transactional
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Collection<SmartPlug> findByOn(boolean on);
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/**
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* Updates total consumption of all activated smart plugs by considering a load of
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* fakeConsumption W. This query must be executed every second
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*
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* @see ch.usi.inf.sa4.sanmarinoes.smarthut.scheduled.UpdateTasks
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* @param fakeConsumption the fake consumption in watts
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*/
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@Modifying(clearAutomatically = true)
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@Transactional
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@Query(
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"UPDATE SmartPlug s SET totalConsumption = s.totalConsumption + ?1 / 3600.0 WHERE s.on = true")
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void updateTotalConsumption(Double fakeConsumption);
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}
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@ -2,10 +2,10 @@ 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 ch.usi.inf.sa4.sanmarinoes.smarthut.models.*;
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import ch.usi.inf.sa4.sanmarinoes.smarthut.socket.SensorSocketEndpoint;
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import java.math.BigDecimal;
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import java.util.Collection;
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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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@ -13,18 +13,25 @@ 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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/**
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* Generates fake sensor (and motion sensor) and smart plug consumption updates as required by
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* milestone one
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*/
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@Component
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public class SensorUpdateTasks {
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public class UpdateTasks {
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@Autowired private SensorRepository sensorRepository;
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@Autowired private MotionSensorRepository motionSensorRepository;
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@Autowired private SmartPlugRepository smartPlugRepository;
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@Autowired private SensorController sensorController;
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@Autowired private MotionSensorController motionSensorController;
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@Autowired private SensorSocketEndpoint sensorSocketEndpoint;
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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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@ -59,4 +66,12 @@ public class SensorUpdateTasks {
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sensor, false));
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});
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}
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/** Updates power consumption of all activated smart plugs every second */
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@Scheduled(fixedDelay = 1000)
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public void smartPlugConsumptionFakeUpdate() {
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smartPlugRepository.updateTotalConsumption(SmartPlug.AVERAGE_CONSUMPTION_KW);
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final Collection<SmartPlug> c = smartPlugRepository.findByOn(true);
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c.forEach(s -> sensorSocketEndpoint.broadcast(s, sensorRepository.findUser(s.getId())));
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}
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}
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@ -61,6 +61,12 @@ public class SensorSocketEndpoint extends Endpoint {
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final Collection<Session> sessions = authorizedClients.get(u);
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return sessions.stream()
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.parallel()
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.filter(
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s -> {
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if (s.isOpen()) return true;
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sessions.remove(s);
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return false;
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})
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.filter(didThrow(s -> s.getBasicRemote().sendText(gson.toJson(message))))
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.count();
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}
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@ -5,7 +5,7 @@ spring.datasource.password=
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# Hibernate properties
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spring.jpa.database=POSTGRESQL
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spring.jpa.show-sql=true
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spring.jpa.show-sql=false
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spring.jpa.hibernate.ddl-auto=update
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spring.jpa.hibernate.naming.implicit-strategy=org.hibernate.boot.model.naming.ImplicitNamingStrategyJpaCompliantImpl
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spring.jpa.properties.hibernate.format_sql=true
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