diff options
Diffstat (limited to 'src/main/java')
5 files changed, 544 insertions, 3 deletions
diff --git a/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/controller/RegistrationWindowController.java b/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/controller/RegistrationWindowController.java new file mode 100644 index 0000000..152d3f0 --- /dev/null +++ b/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/controller/RegistrationWindowController.java @@ -0,0 +1,196 @@ +package at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.controller; + +import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.dto.Employee; +import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.dto.Registration; +import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.dto.Vehicle; +import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.dto.Vehicle.Status; +import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.service.EmployeeService; +import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.service.RegistrationService; +import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.service.VehicleService; +import at.ac.tuwien.sepm.assignment.groupphase.exception.InvalidRegistrationException; +import at.ac.tuwien.sepm.assignment.groupphase.exception.InvalidVehicleException; +import at.ac.tuwien.sepm.assignment.groupphase.exception.ServiceException; +import java.time.LocalDate; +import java.time.LocalDateTime; +import java.time.LocalTime; +import java.time.OffsetDateTime; +import java.util.EnumSet; +import java.util.LinkedList; +import java.util.List; +import javafx.beans.property.SimpleStringProperty; +import javafx.collections.FXCollections; +import javafx.collections.ObservableList; +import javafx.fxml.FXML; +import javafx.scene.control.Alert; +import javafx.scene.control.Alert.AlertType; +import javafx.scene.control.ChoiceBox; +import javafx.scene.control.Label; +import javafx.scene.control.TableColumn; +import javafx.scene.control.TableView; +import javafx.scene.control.TextField; +import javafx.stage.Stage; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Controller; + +@Controller +public class RegistrationWindowController { + + private static final Logger LOG = LoggerFactory.getLogger(RegistrationWindowController.class); + + private EmployeeService employeeService; + + private VehicleService vehicleService; + + private RegistrationService registrationService; + + @Autowired + public void setEmployeeService(EmployeeService employeeService) { + this.employeeService = employeeService; + } + + @Autowired + public void setVehicleService(VehicleService vehicleService) { + this.vehicleService = vehicleService; + } + + @Autowired + public void setRegistrationService(RegistrationService registrationService) { + this.registrationService = registrationService; + } + + @FXML public ChoiceBox<Integer> cbStart; + @FXML public ChoiceBox<Integer> cbEnd; + @FXML public Label lVehicles; + @FXML public Label lEmployees; + @FXML public TextField tfVehicleSearch; + @FXML public TextField tfEmployeeSearch; + @FXML public TableView<Vehicle> tvVehicles; + @FXML public TableView<Employee> tvEmployees; + @FXML public TableColumn<Vehicle, String> tcVehicles; + @FXML public TableColumn<Employee, String> tcEmployees; + + private Vehicle chosenVehicle; + private List<Employee> chosenEmployees = new LinkedList<>(); + + @FXML + public void initialize() { + // will have to be replaced for FlowPane + try { + List<Vehicle> vehicles = vehicleService.list(EnumSet.of(Status.ABGEMELDET)); + tcVehicles.setCellValueFactory(x -> new SimpleStringProperty(x.getValue().name())); + tvVehicles.setItems(FXCollections.observableArrayList(vehicles)); + } catch (ServiceException e) { + LOG.warn( + "Caught ServiceException while getting vehicles. Showing it to user. Error message: {}", + e.getMessage()); + Alert alert = new Alert(AlertType.ERROR); + alert.setTitle("Fahrzeuge - Fehler!"); + alert.setHeaderText("Beim Auflisten der Fahrzeug ist ein Fehler aufgetreten."); + alert.setContentText(e.getMessage()); + alert.show(); + } + try { + List<Employee> employees = employeeService.list(); + tcEmployees.setCellValueFactory(x -> new SimpleStringProperty(x.getValue().name())); + tvEmployees.setItems(FXCollections.observableArrayList(employees)); + } catch (ServiceException e) { + LOG.warn( + "Caught ServiceException while getting employees. Showing it to user. Error message: {}", + e.getMessage()); + Alert alert = new Alert(AlertType.ERROR); + alert.setTitle("Personal - Fehler!"); + alert.setHeaderText("Beim Auflisten des Personals ist ein Fehler aufgetreten."); + alert.setContentText(e.getMessage()); + alert.show(); + } + tvVehicles.setOnMousePressed( + mouseEvent -> { + if (mouseEvent.isPrimaryButtonDown() && mouseEvent.getClickCount() == 2) { + chosenVehicle = tvVehicles.getSelectionModel().getSelectedItem(); + lVehicles.setText(chosenVehicle.name()); + } + }); + tvEmployees.setOnMousePressed( + mouseEvent -> { + if (mouseEvent.isPrimaryButtonDown() && mouseEvent.getClickCount() == 2) { + chosenEmployees.add(tvEmployees.getSelectionModel().getSelectedItem()); + StringBuilder text = new StringBuilder(); + for (Employee employee : chosenEmployees) { + text.append(employee.name()).append("\n"); + } + lEmployees.setText(text.toString()); + } + }); + ObservableList<Integer> hours = + FXCollections.observableArrayList( + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, + 21, 22, 23); + cbStart.setItems(hours); + cbEnd.setItems(hours); + } + + public void cancel() { + LOG.debug("Cancel Button clicked"); + ((Stage) lVehicles.getScene().getWindow()).close(); + } + + public void create() { + LOG.debug("Create Button clicked"); + + List<Registration> registrations = new LinkedList<>(); + + for (Employee employee : chosenEmployees) { + registrations.add( + Registration.builder() + .id(chosenVehicle.id()) + .employee(employee) + .start( + LocalDateTime.of( + LocalDate.now(), + LocalTime.of(cbStart.getValue(), 0)) + .toInstant(OffsetDateTime.now().getOffset())) + .end( + LocalDateTime.of( + LocalDate.now(), + LocalTime.of(cbEnd.getValue(), 0)) + .toInstant(OffsetDateTime.now().getOffset())) + .build()); + } + try { + registrationService.add(chosenVehicle, registrations); + ((Stage) lVehicles.getScene().getWindow()).close(); + } catch (InvalidVehicleException e) { + // NOT THROWN ANYWHERE RIGHT NOW + LOG.info( + "Caught InvalidVehicleException. Showing it to user. Error message: {}", + e.getClass().toString(), + e.getMessage()); + Alert alert = new Alert(AlertType.WARNING); + alert.setTitle("Ungültiges Fahrzeug"); + alert.setHeaderText("Das spezifizierte Fahrzeug ist nicht gültig."); + alert.setContentText(e.getMessage()); + alert.show(); + } catch (ServiceException e) { + LOG.warn( + "Caught ServiceException while getting vehicles. Showing it to user. Error message: {}", + e.getMessage()); + Alert alert = new Alert(AlertType.ERROR); + alert.setTitle("Anmeldung - Fehler!"); + alert.setHeaderText("Beim Erstellen der Anmeldung ist ein Fehler aufgetreten."); + alert.setContentText(e.getMessage()); + alert.show(); + } catch (InvalidRegistrationException e) { + LOG.info( + "Caught InvalidRegistrationException. Showing it to user. Error message: {}", + e.getMessage()); + Alert alert = new Alert(AlertType.WARNING); + alert.setTitle("Ungültige Eingabe"); + alert.setHeaderText( + "Die gewählte Kombination von Fahrzeug und Personal ist nicht gültig!"); + alert.setContentText(e.getMessage()); + alert.show(); + } + } +} diff --git a/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/dao/H2RegistrationDAO.java b/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/dao/H2RegistrationDAO.java new file mode 100644 index 0000000..f76c706 --- /dev/null +++ b/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/dao/H2RegistrationDAO.java @@ -0,0 +1,105 @@ +package at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.dao; + +import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.dto.Registration; +import at.ac.tuwien.sepm.assignment.groupphase.exception.ElementNotFoundException; +import at.ac.tuwien.sepm.assignment.groupphase.exception.PersistenceException; +import at.ac.tuwien.sepm.assignment.groupphase.util.JDBCConnectionManager; +import java.sql.Connection; +import java.sql.PreparedStatement; +import java.sql.ResultSet; +import java.sql.SQLException; +import java.sql.Statement; +import java.sql.Timestamp; +import java.util.LinkedList; +import java.util.List; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Repository; + +@Repository +public class H2RegistrationDAO implements RegistrationDAO { + + private static final Logger LOG = LoggerFactory.getLogger(H2RegistrationDAO.class); + + private static final String ADD_REGISTRATION = + "INSERT INTO Registration (vehicleId, employeeId, start, end, active) VALUES (?,?,?,?,?);"; + private static final String UPDATE_VEHICLE = + "UPDATE Vehicle SET status = 'frei_wache' WHERE id = ?;"; + + private PreparedStatement addRegistration; + private PreparedStatement updateVehicle; + + private Connection connection; + + @Autowired + public H2RegistrationDAO(JDBCConnectionManager connectionManager) throws PersistenceException { + try { + connection = connectionManager.getConnection(); + addRegistration = + connection.prepareStatement(ADD_REGISTRATION, Statement.RETURN_GENERATED_KEYS); + updateVehicle = connection.prepareStatement(UPDATE_VEHICLE); + } catch (SQLException e) { + LOG.error("Could not get connection or preparation of statement failed"); + throw new PersistenceException(e); + } + } + + @Override + public List<Long> add(long vehicleId, List<Registration> registrations) + throws PersistenceException { + List<Long> returnValues = new LinkedList<>(); + try { + connection.setAutoCommit(false); + for (Registration registration : registrations) { + addRegistration.setLong(1, vehicleId); + addRegistration.setLong(2, registration.employee().id()); + addRegistration.setTimestamp(3, Timestamp.from(registration.start())); + addRegistration.setObject(4, registration.end()); + addRegistration.setBoolean( + 5, true); // ASSUMPTION: Registration gets created as active + addRegistration.executeUpdate(); + try (ResultSet rs = addRegistration.getGeneratedKeys()) { + if (rs.next()) { + returnValues.add(rs.getLong(1)); + } else { + LOG.error("No ResultSet was created while adding registration"); + throw new PersistenceException( + "Anmeldung konnte nicht gespeichert werden."); + } + } + } + + updateVehicle.setLong(1, vehicleId); + updateVehicle.executeUpdate(); + + connection.commit(); + return returnValues; + } catch (SQLException e) { + LOG.error( + "An SQLException occurred while trying to save registrations to database. " + + "Attempting a rollback. Error message: {}", + e.getMessage()); + try { + connection.rollback(); + } catch (SQLException e1) { + LOG.error("Rollback failed :("); + } + throw new PersistenceException(e); + } finally { + try { + connection.setAutoCommit(true); + } catch (SQLException e) { + LOG.error( + "Setting back AutoCommit to false failed! Error message: {}", + e.getMessage()); + // SonarLint insists on me not throwing anything here... + } + } + } + + @Override + public void remove(long id) throws ElementNotFoundException, PersistenceException { + throw new UnsupportedOperationException(); + } +} diff --git a/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/dto/RegistrationValidator.java b/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/dto/RegistrationValidator.java new file mode 100644 index 0000000..295b615 --- /dev/null +++ b/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/dto/RegistrationValidator.java @@ -0,0 +1,194 @@ +package at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.dto; + +import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.dto.Employee.EducationLevel; +import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.dto.Vehicle.VehicleType; +import at.ac.tuwien.sepm.assignment.groupphase.exception.InvalidRegistrationException; +import at.ac.tuwien.sepm.assignment.groupphase.exception.InvalidVehicleException; +import java.util.HashMap; +import java.util.LinkedList; +import java.util.List; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class RegistrationValidator { + + private static final Logger LOG = LoggerFactory.getLogger(RegistrationValidator.class); + + private RegistrationValidator() {} + + public static void validate(Vehicle vehicle, List<Registration> registrations) + throws InvalidVehicleException, InvalidRegistrationException { + /* + Vehicles and Employees are assumed to be valid. + They have been checked at creation, and for them to be checked again, access to + VehicleValidator and EmployeeValidator are needed, which are not available at this time. + */ + /* + The method used here goes as follows: All given employees are inspected in regards to their + qualifications, and added to the appropriate lists of the roles they could fill. + For example, an NFS, who is also a driver, would be added to the lists driverIds, nfsIds + and rsIds (because an NFS can always substitute an RS). + Afterwards, the number of people is checked according to the chosen vehicle type, and if + the number is okay, the program tries to find a valid combination of roles for the vehicle. + For example, for an RTW, first a driver is chosen, their ID marked as found in the aptly + titled HashMap, and then for the second RS, the list of RS is checked, excluding the chosen + driver. If no other valid RS is found, the next possible driver is chosen, and so on. If no + valid combination is found, an InvalidRegistrationException is thrown. + */ + List<Long> pilotIds = new LinkedList<>(); + List<Long> driverIds = new LinkedList<>(); + List<Long> naIds = new LinkedList<>(); + List<Long> nfsIds = new LinkedList<>(); + List<Long> rsIds = new LinkedList<>(); + HashMap<Long, Boolean> found = + new HashMap<>(); // needed later in DFS, checks that no person is chosen twice + int total = 0; + for (Registration registration : registrations) { + total++; + if (found.put(registration.employee().id(), false) != null) { + LOG.info("Employee with ID {} was added twice", registration.employee().id()); + throw new InvalidRegistrationException( + "Person with the ID: " + + registration.employee().id() + + " was added more than once!"); + } + if (registration.employee().isPilot()) { + pilotIds.add(registration.employee().id()); + } + if (registration.employee().isDriver()) { + driverIds.add(registration.employee().id()); + } + if (registration.employee().educationLevel() == EducationLevel.NA) { + naIds.add(registration.employee().id()); + nfsIds.add(registration.employee().id()); + rsIds.add(registration.employee().id()); + } else if (isNFS(registration.employee())) { + nfsIds.add(registration.employee().id()); + rsIds.add(registration.employee().id()); + } else { // only RS left + rsIds.add(registration.employee().id()); + } + } + if (total <= 0) { + LOG.info("No employees were added"); + throw new InvalidRegistrationException("Kein Personal ausgewählt!"); + } + if (vehicle.type() == VehicleType.NAH) { + /* + NAH + 1 Pilot + 1 NFS + 1 NA + 3-4 Personen + */ + if (total < 3) { + LOG.info("Too few employees for NAH"); + throw new InvalidRegistrationException("Zu wenig Personal für NAH!"); + } else if (total > 4) { + LOG.info("Too many employees for NAH"); + throw new InvalidRegistrationException("Zu viel Personal für NAH!"); + } + for (long pilot_id : pilotIds) { + found.put(pilot_id, true); + for (long na_id : naIds) { + if (found.get(na_id)) continue; + found.put(na_id, true); + for (long nfs_id : nfsIds) { + if (found.get(nfs_id)) continue; + LOG.info("Valid combination found for NAH"); + return; + } + found.put(na_id, false); + } + found.put(pilot_id, false); + } + LOG.info("No valid combination of employees found for NAH"); + throw new InvalidRegistrationException( + "Keine gültige Kombination von Personen für NAH!"); + } else if (vehicle.type() == VehicleType.NEF) { + /* + NEF + 1 Driver (has to be NFS) + 1 NA + */ + if (total < 2) { + LOG.info("Too few employees for NEF"); + throw new InvalidRegistrationException("Zu wenig Personal für NEF!"); + } else if (total > 3) { + LOG.info("Too many employees for NEF"); + throw new InvalidRegistrationException("Zu viel Personal für NEF!"); + } + for (long driver_id : driverIds) { + if (!nfsIds.contains(driver_id)) + continue; // if possible driver is not NFS, skip him + found.put(driver_id, true); + for (long na_id : naIds) { + if (found.get(na_id)) continue; + LOG.info("Valid combinaion found for NEF"); + return; + } + found.put(driver_id, false); + } + LOG.info("No valid combination of employees found for NEF"); + throw new InvalidRegistrationException( + "Keine gültige Kombination von Personen für NEF!"); + } else if (vehicle.type() == VehicleType.BKTW) { + /* + BKTW + 1 Driver + */ + if (total > 3) { + LOG.info("Too many employees for BKTW"); + throw new InvalidRegistrationException("Zu viel Personal für BKTW!"); + } + if (!driverIds.isEmpty()) { + LOG.info("Valid combination found for BKTW"); + return; + } + LOG.info("No driver was found for BKTW"); + throw new InvalidRegistrationException("Kein Fahrer gefunden für BKTW!"); + } else { // KTW or RTW, both have the same requirements + /* + RTW/KTW + 1 Driver + 1 RS + */ + if (total < 2) { + LOG.info("Too few employees for {}", vehicle.type().name()); + throw new InvalidRegistrationException( + "Zu wenig Personal für " + vehicle.type().name() + "!"); + } else if (total > 4) { + LOG.info("Too many employees for {}", vehicle.type().name()); + throw new InvalidRegistrationException( + "Zu viel Persoanl für " + vehicle.type().name() + "!"); + } + for (long driver_id : driverIds) { // driver includes rs + found.put(driver_id, true); + for (long rs_id : rsIds) { + if (found.get(rs_id)) continue; + LOG.info("Valid combination found for {}", vehicle.type().name()); + return; + } + } + LOG.info("No valid combination of employees found for {}", vehicle.type().name()); + throw new InvalidRegistrationException( + "Keine gültige Kombination von Personen für " + vehicle.type().name() + "!"); + } + } + + private static boolean isNFS(Employee employee) { + EducationLevel educationLevel = employee.educationLevel(); + switch (educationLevel) { + case NFS: + return true; + case NKA: + return true; + case NKI: + return true; + case NKV: + return true; + default: + return false; + } + } +} diff --git a/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/service/RegistrationService.java b/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/service/RegistrationService.java index 801148c..c20ed3c 100644 --- a/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/service/RegistrationService.java +++ b/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/service/RegistrationService.java @@ -1,6 +1,7 @@ package at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.service; import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.dto.Registration; +import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.dto.Vehicle; import at.ac.tuwien.sepm.assignment.groupphase.exception.InvalidRegistrationException; import at.ac.tuwien.sepm.assignment.groupphase.exception.InvalidVehicleException; import at.ac.tuwien.sepm.assignment.groupphase.exception.ServiceException; @@ -11,14 +12,14 @@ public interface RegistrationService { /** * Register employee to a vehicle. * - * @param vehicleId the id of the target vehicle + * @param vehicle the target vehicle * @param registrations that should be added to the vehicle - * @return a list of the ids that were assigned + * @return the id that was assigned * @throws InvalidVehicleException if the vehicleId is invalid or does not exist * @throws InvalidRegistrationException if the registration is invalid * @throws ServiceException if the registration could not be persisted */ - List<Long> add(long vehicleId, List<Registration> registrations) + List<Long> add(Vehicle vehicle, List<Registration> registrations) throws InvalidVehicleException, InvalidRegistrationException, ServiceException; /** diff --git a/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/service/SimpleRegistrationService.java b/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/service/SimpleRegistrationService.java new file mode 100644 index 0000000..5b26e39 --- /dev/null +++ b/src/main/java/at/ac/tuwien/sepm/assignment/groupphase/einsatzverwaltung/service/SimpleRegistrationService.java @@ -0,0 +1,45 @@ +package at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.service; + +import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.dao.RegistrationDAO; +import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.dto.Registration; +import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.dto.RegistrationValidator; +import at.ac.tuwien.sepm.assignment.groupphase.einsatzverwaltung.dto.Vehicle; +import at.ac.tuwien.sepm.assignment.groupphase.exception.InvalidRegistrationException; +import at.ac.tuwien.sepm.assignment.groupphase.exception.InvalidVehicleException; +import at.ac.tuwien.sepm.assignment.groupphase.exception.PersistenceException; +import at.ac.tuwien.sepm.assignment.groupphase.exception.ServiceException; +import java.util.List; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.stereotype.Service; + +@Service +public class SimpleRegistrationService implements RegistrationService { + + private static final Logger LOG = LoggerFactory.getLogger(SimpleRegistrationService.class); + + private final RegistrationDAO registrationDAO; + + @Autowired + public SimpleRegistrationService(RegistrationDAO registrationDAO) { + this.registrationDAO = registrationDAO; + } + + @Override + public List<Long> add(Vehicle vehicle, List<Registration> registrations) + throws InvalidVehicleException, InvalidRegistrationException, ServiceException { + RegistrationValidator.validate(vehicle, registrations); + try { + return registrationDAO.add(vehicle.id(), registrations); + } catch (PersistenceException e) { + LOG.warn("PersistenceException caught, throwing matching ServiceException"); + throw new ServiceException(e); + } + } + + @Override + public void remove(long registrationId) throws InvalidRegistrationException, ServiceException { + throw new UnsupportedOperationException(); + } +} |