Sonarqube fixes

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/controller/CurtainsController.java

@@ -64,8 +64,8 @@ public class CurtainsController {
                         .findByIdAndUsername(deviceId, principal.getName())
                         .orElseThrow(NotFoundException::new);
         State<? extends Dimmable> s = c.cloneState();
-        sceneRepository.findById(sceneId).orElseThrow(NotFoundException::new);
+        final Scene sc = sceneRepository.findById(sceneId).orElseThrow(NotFoundException::new);
-        s.setSceneId(sceneId);
+        s.setSceneId(sc.getId());
         if (stateRepository.countByDeviceIdAndSceneId(deviceId, sceneId) > 0)
             throw new DuplicateStateException();
         return stateRepository.save(s);

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/controller/DeviceController.java

@@ -5,6 +5,7 @@ import ch.usi.inf.sa4.sanmarinoes.smarthut.error.BadDataException;
 import ch.usi.inf.sa4.sanmarinoes.smarthut.error.NotFoundException;
 import ch.usi.inf.sa4.sanmarinoes.smarthut.models.Device;
 import ch.usi.inf.sa4.sanmarinoes.smarthut.models.DeviceRepository;
+import ch.usi.inf.sa4.sanmarinoes.smarthut.models.Room;
 import ch.usi.inf.sa4.sanmarinoes.smarthut.models.RoomRepository;
 import ch.usi.inf.sa4.sanmarinoes.smarthut.service.DeviceService;
 import java.security.Principal;
@@ -40,11 +41,12 @@ public class DeviceController {
                         .orElseThrow(NotFoundException::new);
 
         // check if roomId is valid
+        final Room r =
                 roomRepository
                         .findByIdAndUsername(deviceSaveRequest.getRoomId(), principal.getName())
                         .orElseThrow(() -> new BadDataException("roomId is not a valid room id"));
 
-        d.setRoomId(deviceSaveRequest.getRoomId());
+        d.setRoomId(r.getId());
         d.setName(deviceSaveRequest.getName());
 
         deviceService.saveAsOwner(d, principal.getName());

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/controller/DimmableLightController.java

@@ -98,8 +98,8 @@ public class DimmableLightController extends GuestEnabledController<DimmableLigh
                         .findByIdAndUsername(deviceId, principal.getName())
                         .orElseThrow(NotFoundException::new);
         State<? extends Dimmable> s = d.cloneState();
-        sceneRepository.findById(sceneId).orElseThrow(NotFoundException::new);
+        final Scene sc = sceneRepository.findById(sceneId).orElseThrow(NotFoundException::new);
-        s.setSceneId(sceneId);
+        s.setSceneId(sc.getId());
         if (stateRepository.countByDeviceIdAndSceneId(deviceId, sceneId) > 0)
             throw new DuplicateStateException();
         return stateRepository.save(s);

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/controller/RegularLightController.java

@@ -110,8 +110,8 @@ public class RegularLightController extends GuestEnabledController<RegularLight>
                         .findByIdAndUsername(deviceId, principal.getName())
                         .orElseThrow(NotFoundException::new);
         State<? extends Switchable> s = d.cloneState();
-        sceneRepository.findById(sceneId).orElseThrow(NotFoundException::new);
+        final Scene sc = sceneRepository.findById(sceneId).orElseThrow(NotFoundException::new);
-        s.setSceneId(sceneId);
+        s.setSceneId(sc.getId());
         if (stateRepository.countByDeviceIdAndSceneId(deviceId, sceneId) > 0)
             throw new DuplicateStateException();
         return stateRepository.save(s);

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/controller/SmartPlugController.java

@@ -78,8 +78,8 @@ public class SmartPlugController {
                         .findByIdAndUsername(deviceId, principal.getName())
                         .orElseThrow(NotFoundException::new);
         State<? extends Switchable> s = d.cloneState();
-        sceneRepository.findById(sceneId).orElseThrow(NotFoundException::new);
+        final Scene sc = sceneRepository.findById(sceneId).orElseThrow(NotFoundException::new);
-        s.setSceneId(sceneId);
+        s.setSceneId(sc.getId());
         if (stateRepository.countByDeviceIdAndSceneId(deviceId, sceneId) > 0)
             throw new DuplicateStateException();
         return stateRepository.save(s);

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/controller/ThermostatController.java

@@ -75,8 +75,8 @@ public class ThermostatController {
                         .findByIdAndUsername(deviceId, principal.getName())
                         .orElseThrow(NotFoundException::new);
         State<? extends Switchable> s = d.cloneState();
-        sceneRepository.findById(sceneId).orElseThrow(NotFoundException::new);
+        final Scene sc = sceneRepository.findById(sceneId).orElseThrow(NotFoundException::new);
-        s.setSceneId(sceneId);
+        s.setSceneId(sc.getId());
         if (stateRepository.countByDeviceIdAndSceneId(deviceId, sceneId) > 0)
             throw new DuplicateStateException();
         return stateRepository.save(s);

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/models/Device.java

@@ -7,7 +7,6 @@ import io.swagger.annotations.ApiModelProperty;
 import java.util.HashSet;
 import java.util.Set;
 import javax.persistence.*;
-import javax.validation.constraints.NotNull;
 
 /** Generic abstraction for a smart home device */
 @Entity
@@ -46,11 +45,9 @@ public abstract class Device {
      * a REST call.
      */
     @Column(name = "room_id", nullable = false)
-    @NotNull
     private Long roomId;
 
     /** The name of the device as assigned by the user (e.g. 'Master bedroom light') */
-    @NotNull
     @Column(nullable = false)
     private String name;
 

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/models/RangeTrigger.java

@@ -43,7 +43,6 @@ public class RangeTrigger<D extends Device & RangeTriggerable> extends Trigger<D
         GREATER_EQUAL
     }
 
-    @NotNull
     @Column(nullable = false)
     private Operator operator;
 

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/models/Sensor.java

@@ -7,7 +7,6 @@ import javax.persistence.Column;
 import javax.persistence.Entity;
 import javax.persistence.EnumType;
 import javax.persistence.Enumerated;
-import javax.validation.constraints.NotNull;
 
 /** A sensor input device that measures a quantity in a continuous scale (e.g. temperature) */
 @Entity
@@ -45,7 +44,6 @@ public class Sensor extends InputDevice implements RangeTriggerable {
 
     /** The type of this sensor */
     @Column(nullable = false)
-    @NotNull
     @Enumerated(value = EnumType.STRING)
     private SensorType sensor;
 

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/models/SmartPlug.java

@@ -1,6 +1,5 @@
 package ch.usi.inf.sa4.sanmarinoes.smarthut.models;
 
-
 import java.math.BigDecimal;
 import javax.persistence.Column;
 import javax.persistence.Entity;
@@ -20,7 +19,6 @@ public class SmartPlug extends Switchable implements BooleanTriggerable {
 
     /** Whether the smart plug is on */
     @Column(name = "smart_plug_on", nullable = false)
-    @NotNull
     private boolean on;
 
     public BigDecimal getTotalConsumption() {

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/models/Thermostat.java

@@ -64,7 +64,7 @@ public class Thermostat extends Switchable implements BooleanTriggerable {
     }
 
     /** Temperature to be reached */
-    @Column @NotNull private BigDecimal targetTemperature;
+    @Column private BigDecimal targetTemperature;
 
     /** The temperature detected by the embedded sensor */
     @Column(nullable = false, precision = 4, scale = 1)

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/models/Trigger.java

@@ -37,7 +37,6 @@ public abstract class Trigger<D extends Device> {
      * from a REST call.
      */
     @Column(name = "device_id", nullable = false)
-    @NotNull
     private Long deviceId;
 
     @ManyToOne

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/service/DeviceService.java

@@ -48,7 +48,11 @@ public class DeviceService {
     }
 
     public void throwIfRoomNotOwned(Long roomId, String username) throws NotFoundException {
-        roomRepository.findByIdAndUsername(roomId, username).orElseThrow(NotFoundException::new);
+        final Room r =
+                roomRepository
+                        .findByIdAndUsername(roomId, username)
+                        .orElseThrow(NotFoundException::new);
+        if (!r.getId().equals(roomId)) throw new IllegalStateException();
     }
 
     private void triggerTriggers(Device device, final String username) {
@@ -140,9 +144,7 @@ public class DeviceService {
         User host = null;
         if (hostId == null) {
             if (roomId != null) {
-                roomRepository
+                throwIfRoomNotOwned(roomId, username);
-                        .findByIdAndUsername(roomId, username)
-                        .orElseThrow(NotFoundException::new);
                 devices = deviceRepository.findByRoomId(roomId);
             } else {
                 devices = deviceRepository.findAllByUsername(username);