Revize 25fbc04a

Re #7491 Implemented API for import/export with mocked PDF and XLS processing

server/pom.xml

@@ -29 +29 @@
             <version>3.9</version>
         </dependency>
 
+        <dependency>
+            <groupId>org.apache.poi</groupId>
+            <artifactId>poi</artifactId>
+            <version>4.1.0</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.apache.pdfbox</groupId>
+            <artifactId>pdfbox</artifactId>
+            <version>2.0.15</version>
+        </dependency>
+
 
         <!-- DATABASE -->
         <dependency>

server/src/main/java/cz/zcu/yamanager/business/FileExportResult.java

@@ +1 @@
+package cz.zcu.yamanager.business;
+
+public class FileExportResult {
+
+    private final String name;
+    private final byte[] bytes;
+
+    public FileExportResult(String name, byte[] bytes) {
+        this.name = name;
+        this.bytes = bytes;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public byte[] getBytes() {
+        return bytes;
+    }
+}

server/src/main/java/cz/zcu/yamanager/business/FileImportResult.java

@@ +1 @@
+package cz.zcu.yamanager.business;
+
+public class FileImportResult {
+
+    private final String name;
+    private final Long size;
+
+    public FileImportResult(String name, Long size) {
+        this.name = name;
+        this.size = size;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public Long getSize() {
+        return size;
+    }
+}

server/src/main/java/cz/zcu/yamanager/business/FileService.java

@@ +1 @@
+package cz.zcu.yamanager.business;
+
+import cz.zcu.yamanager.ws.rest.RESTFullException;
+
+public interface FileService {
+
+    FileImportResult parseXLSFile(String fileName, byte[] bytes) throws RESTFullException;
+
+    FileExportResult createPDFFile() throws RESTFullException;
+
+}

server/src/main/java/cz/zcu/yamanager/business/Manager.java

@@ +1 @@
+package cz.zcu.yamanager.business;
+
+import cz.zcu.yamanager.dto.*;
+import cz.zcu.yamanager.ws.rest.RESTFullException;
+
+import java.time.LocalDate;
+import java.util.List;
+
+public interface Manager {
+
+    List<BasicProfileUser> getUsers(Status status) throws RESTFullException;
+
+    List<VacationRequest> getVacationRequests(Status status) throws RESTFullException;
+
+    List<AuthorizationRequest> getAuthorizationRequests(Status status) throws RESTFullException;
+
+    FullUserProfile getUserProfile(Long userId) throws RESTFullException;
+
+    DefaultSettings getDefaultSettings() throws RESTFullException;
+
+    List<VacationDay> getUserCalendar(Long userId, LocalDate fromDate, LocalDate toDate, Status status) throws RESTFullException;
+
+    void createSettings(DefaultSettings settings) throws RESTFullException;
+
+    void createVacation(Long userId, VacationDay vacationDay) throws RESTFullException;
+
+    void changeSettings(Long userId, UserSettings settings) throws RESTFullException;
+
+    void changeVacation(Long userId, VacationDay vacationDay) throws RESTFullException;
+
+    void changeRequest(RequestType type, BasicRequest request) throws RESTFullException;
+
+    void deleteVacation(Long userId, Long vacationId) throws RESTFullException;
+}

server/src/main/java/cz/zcu/yamanager/business/mock/FileServiceMock.java

@@ +1 @@
+package cz.zcu.yamanager.business.mock;
+
+import com.sun.xml.internal.messaging.saaj.util.ByteOutputStream;
+import cz.zcu.yamanager.business.FileExportResult;
+import cz.zcu.yamanager.business.FileImportResult;
+import cz.zcu.yamanager.business.FileService;
+import cz.zcu.yamanager.ws.rest.RESTFullException;
+import org.apache.pdfbox.pdmodel.PDDocument;
+import org.apache.pdfbox.pdmodel.PDPage;
+import org.apache.pdfbox.pdmodel.PDPageContentStream;
+import org.apache.pdfbox.pdmodel.common.PDRectangle;
+import org.apache.pdfbox.pdmodel.font.PDType1Font;
+import org.apache.poi.hssf.usermodel.HSSFCell;
+import org.apache.poi.hssf.usermodel.HSSFRow;
+import org.apache.poi.hssf.usermodel.HSSFSheet;
+import org.apache.poi.hssf.usermodel.HSSFWorkbook;
+import org.springframework.stereotype.Component;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Iterator;
+import java.util.List;
+
+@Component
+public class FileServiceMock implements FileService {
+
+    private List<String> content = new ArrayList<>();
+
+    @Override
+    public FileImportResult parseXLSFile(String fileName, byte[] bytes) throws RESTFullException {
+        try {
+            HSSFWorkbook wb = new HSSFWorkbook(new ByteArrayInputStream(bytes));
+
+            HSSFSheet sheet=wb.getSheetAt(0);
+            HSSFRow row;
+            HSSFCell cell;
+
+            Iterator rows = sheet.rowIterator();
+
+            while (rows.hasNext()) {
+                row=(HSSFRow) rows.next();
+                Iterator cells = row.cellIterator();
+
+                while (cells.hasNext()) {
+                    cell = (HSSFCell) cells.next();
+
+                    content.add(cell.getStringCellValue());
+                }
+            }
+            return new FileImportResult(fileName, (long) bytes.length);
+        } catch (IOException e) {
+            throw new RESTFullException("error", "");
+        }
+    }
+
+    @Override
+    public FileExportResult createPDFFile() throws RESTFullException {
+
+        PDDocument document = new PDDocument();
+        PDPage page1 = new PDPage(PDRectangle.A4);
+        PDRectangle rect = page1.getMediaBox();
+        document.addPage(page1);
+
+        try {
+            PDPageContentStream cos = new PDPageContentStream(document, page1);
+
+            int line = 0;
+
+            for (String word : content) {
+                cos.beginText();
+                cos.setFont(PDType1Font.HELVETICA, 12);
+                cos.newLineAtOffset(100, rect.getHeight() - 50*(++line));
+                cos.showText(word);
+                cos.endText();
+            }
+
+            cos.close();
+
+            ByteOutputStream output = new ByteOutputStream();
+
+            document.save(output);
+            document.close();
+
+            return new FileExportResult("export.pdf", output.getBytes());
+
+        } catch (IOException ioex) {
+            throw new RESTFullException("", "");
+        }
+    }
+}

server/src/main/java/cz/zcu/yamanager/business/mock/ManagerMock.java

@@ +1 @@
+package cz.zcu.yamanager.business.mock;
+
+import cz.zcu.yamanager.dto.*;
+import cz.zcu.yamanager.business.Manager;
+import cz.zcu.yamanager.ws.rest.RESTFullException;
+import org.springframework.stereotype.Component;
+
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.time.LocalTime;
+import java.time.Period;
+import java.util.*;
+import java.util.function.Predicate;
+import java.util.stream.Collectors;
+
+import static java.util.Arrays.asList;
+
+@Component
+public class ManagerMock implements Manager {
+
+    private List<DefaultSettings> settings = new LinkedList<>();
+
+    private Map<Long, List<VacationDay>> vacations = new HashMap<>();
+
+    private Map<Long, UserSettings> userSettings = new HashMap<>();
+
+    private BasicProfileUser createBasicProfileUser(long id, Status status) {
+        BasicProfileUser user = new BasicProfileUser();
+
+        user.setId(id);
+        user.setFirstName("Tomas");
+        user.setLastName(status == null ? "unknown" : status.name().toLowerCase());
+        user.setPhoto("https://st2.depositphotos.com/9223672/12056/v/950/depositphotos_120568236-stock-illustration-male-face-avatar-logo-template.jpg");
+        user.setCalendar(asList(
+                createVacationDay(1L, LocalDate.now(), VacationType.VACATION, Status.ACCEPTED),
+                createVacationDay(2L, LocalDate.now().plusDays(1), VacationType.VACATION, Status.ACCEPTED))
+        );
+
+        return user;
+    }
+
+    private VacationDay createVacationDay(long id, LocalDate date, VacationType vacationType, Status status) {
+        VacationDay vacationDay = new VacationDay();
+
+        vacationDay.setId(id);
+        vacationDay.setType(vacationType);
+        vacationDay.setDate(date);
+        vacationDay.setStatus(status);
+
+        switch (vacationType) {
+            case SICKDAY: {
+                vacationDay.setFrom(null);
+                vacationDay.setTo(null);
+            } break;
+            case VACATION: {
+                vacationDay.setFrom(LocalTime.of(9, 00));
+                vacationDay.setTo(LocalTime.of(13, 00));
+            } break;
+        }
+
+        return vacationDay;
+    }
+
+    private VacationRequest createVacationRequest(long id, VacationType vacationType, Status status) {
+        VacationRequest request = new VacationRequest();
+
+        request.setId(id);
+        request.setFirstName("Tomas");
+        request.setLastName("Novak");
+        request.setDate(LocalDate.now());
+        request.setType(vacationType);
+        request.setStatus(status);
+        request.setTimestamp(LocalDateTime.now());
+
+        switch (vacationType) {
+            case SICKDAY: {
+                request.setFrom(null);
+                request.setTo(null);
+            } break;
+            case VACATION: {
+                request.setFrom(LocalTime.of(9, 30));
+                request.setTo(LocalTime.of(18, 30));
+            } break;
+        }
+
+        return request;
+    }
+
+    private AuthorizationRequest createAuthorizationRequest(long id, Status status) {
+        AuthorizationRequest request = new AuthorizationRequest();
+
+        request.setId(id);
+        request.setFirstName("Tomas");
+        request.setLastName("Novak");
+        request.setStatus(status);
+        request.setTimestamp(LocalDateTime.now());
+
+        return request;
+    }
+
+    private FullUserProfile createFullUserProfile(Long id) {
+        FullUserProfile user = new FullUserProfile();
+
+        user.setId(id);
+        user.setFirstName("Tomas");
+        user.setLastName("Novak");
+        user.setPhoto("https://st2.depositphotos.com/9223672/12056/v/950/depositphotos_120568236-stock-illustration-male-face-avatar-logo-template.jpg");
+        user.setStatus(Status.ACCEPTED);
+
+        if (userSettings.containsKey(id)) {
+            UserSettings settings = userSettings.get(id);
+            user.setVacationCount(settings.getVacationCount());
+            user.setSickdayCount(settings.getSickdayCount());
+            user.setRole(settings.getRole());
+        } else {
+            user.setVacationCount(8.5F);
+            user.setSickdayCount(3);
+            user.setRole(UserRole.EMPLOYER);
+        }
+
+        user.setNotification(LocalDateTime.of(2000, 12, 1, 9, 0));
+
+        return user;
+    }
+
+    private DefaultSettings createDefaultSettings() {
+        DefaultSettings settings = new DefaultSettings();
+
+        settings.setSickdayCount(3);
+        settings.setNotification(LocalDateTime.now());
+
+        return settings;
+    }
+
+    @Override
+    public List<BasicProfileUser> getUsers(Status status) throws RESTFullException {
+        int count = 5;
+        List<BasicProfileUser> users = new ArrayList<>(count);
+        for (int i = 1; i <= count; i++) {
+            users.add(createBasicProfileUser(i, status));
+        }
+        return users;
+    }
+
+    @Override
+    public List<VacationRequest> getVacationRequests(Status status) throws RESTFullException {
+        int count = 5;
+        List<VacationRequest> requests = new ArrayList<>(count);
+        int length = VacationType.values().length;
+        for (int i = 1; i <= count; i++) {
+            requests.add(createVacationRequest(i, VacationType.values()[i % length], status));
+        }
+        return requests;
+    }
+
+    @Override
+    public List<AuthorizationRequest> getAuthorizationRequests(Status status) {
+        int count = 5;
+        List<AuthorizationRequest> requests = new ArrayList<>(count);
+        for (int i = 1; i <= count; i++) {
+            requests.add(createAuthorizationRequest(i, status));
+        }
+        return requests;
+    }
+
+    @Override
+    public FullUserProfile getUserProfile(Long userId) {
+        return createFullUserProfile(userId);
+    }
+
+    @Override
+    public DefaultSettings getDefaultSettings() {
+        return settings.isEmpty() ? createDefaultSettings() : settings.get(settings.size()-1);
+    }
+
+    @Override
+    public List<VacationDay> getUserCalendar(Long userId, LocalDate fromDate, LocalDate toDate, Status status) {
+        if (vacations.containsKey(userId)) {
+            List<VacationDay> vacationDays = vacations.get(userId);
+            Predicate<VacationDay> predicate = (day) -> day.getDate().isAfter(fromDate);
+            predicate = predicate.or((day) -> day.getDate().isEqual(fromDate));
+            if (toDate != null) {
+                predicate = predicate.and((day) -> day.getDate().isBefore(toDate)).or((day) -> day.getDate().isEqual(toDate));
+            }
+            return vacationDays.stream().filter(predicate).collect(Collectors.toList());
+
+        } else {
+            int daysDifference = toDate == null ? 5 : Period.between(fromDate, toDate).getDays();
+            List<VacationDay> days = new ArrayList<>(daysDifference);
+            for (int i = 0; i < daysDifference; i++) {
+                days.add(createVacationDay(i + 1, fromDate.plusDays(i), VacationType.values()[i % 2], status));
+            }
+            return days;
+        }
+    }
+
+    @Override
+    public void createSettings(DefaultSettings sett) {
+        settings.add(sett);
+    }
+
+    @Override
+    public void createVacation(Long userId, VacationDay vacationDay) {
+        if (!vacations.containsKey(userId)) {
+            vacations.put(userId, new ArrayList<>());
+        }
+
+        List<VacationDay> days = vacations.get(userId);
+        days.add(vacationDay);
+        vacationDay.setId((long)days.size());
+    }
+
+    @Override
+    public void changeSettings(Long userId, UserSettings settings) {
+        userSettings.put(userId, settings);
+    }
+
+    @Override
+    public void changeVacation(Long userId, VacationDay vacationDay) throws RESTFullException {
+        if (vacationDay.getId() == null) {
+            throw new RESTFullException("Vacation does not contain ID.", "rest.exception.generic");
+        }
+
+        if (!vacations.containsKey(userId)) {
+            throw new RESTFullException("User does not exist.", "rest.exception.generic");
+        }
+
+        List<VacationDay> vacs = vacations.get(userId);
+        boolean founded = false;
+        for (int i = 0; i < vacs.size(); i++) {
+            if (vacs.get(i).getId() == vacationDay.getId()) {
+                VacationDay day = vacs.get(i);
+                day.setStatus(vacationDay.getStatus());
+                day.setFrom(vacationDay.getFrom());
+                day.setTo(vacationDay.getTo());
+                day.setDate(vacationDay.getDate());
+                day.setType(vacationDay.getType());
+                founded = true;
+                break;
+            }
+        }
+
+        if (!founded) {
+            throw new RESTFullException("Vacation does not exist.", "rest.exception.generic");
+        }
+    }
+
+    @Override
+    public void changeRequest(RequestType type, BasicRequest request) throws RESTFullException {
+
+        if (request.getId() == null) {
+            throw new RESTFullException("ID of request can not be empty.", "rest.exception.generic");
+        }
+
+        switch (type) {
+            case VACATION: {
+                boolean found = false;
+                for (List<VacationDay> value : vacations.values()) {
+                    for (VacationDay day : value) {
+                        if (day.getId() == request.getId()) {
+                            found = true;
+                            day.setStatus(request.getStatus());
+                            break;
+                        }
+                    }
+                    if (found) break;
+                }
+                if (!found) {
+                    throw new RESTFullException("Vacation does not exist.", "rest.exception.generic");
+                }
+            } break;
+            case AUTHORIZATION: {
+                throw new RESTFullException("User does not exist.", "rest.exception.generic");
+            }
+        }
+    }
+
+    @Override
+    public void deleteVacation(Long userId, Long vacationId) throws RESTFullException{
+        if (!vacations.containsKey(userId)) {
+            throw new RESTFullException("User does not exist.", "rest.exception.generic");
+        }
+
+        List<VacationDay> vacs = vacations.get(userId);
+        if (!vacs.removeIf(day -> day.getId() == vacationId)) {
+            throw new RESTFullException("Vacation does not exist for the user.", "rest.exception.generic");
+        }
+    }
+}

server/src/main/java/cz/zcu/yamanager/manager/Manager.java

@@ -1 @@
-package cz.zcu.yamanager.manager;
-
-import cz.zcu.yamanager.dto.*;
-import cz.zcu.yamanager.ws.rest.RESTFullException;
-
-import java.time.LocalDate;
-import java.util.List;
-
-public interface Manager {
-
-    List<BasicProfileUser> getUsers(Status status) throws RESTFullException;
-
-    List<VacationRequest> getVacationRequests(Status status) throws RESTFullException;
-
-    List<AuthorizationRequest> getAuthorizationRequests(Status status) throws RESTFullException;
-
-    FullUserProfile getUserProfile(Long userId) throws RESTFullException;
-
-    DefaultSettings getDefaultSettings() throws RESTFullException;
-
-    List<VacationDay> getUserCalendar(Long userId, LocalDate fromDate, LocalDate toDate, Status status) throws RESTFullException;
-
-    void createSettings(DefaultSettings settings) throws RESTFullException;
-
-    void createVacation(Long userId, VacationDay vacationDay) throws RESTFullException;
-
-    void changeSettings(Long userId, UserSettings settings) throws RESTFullException;
-
-    void changeVacation(Long userId, VacationDay vacationDay) throws RESTFullException;
-
-    void changeRequest(RequestType type, BasicRequest request) throws RESTFullException;
-
-    void deleteVacation(Long userId, Long vacationId) throws RESTFullException;
-}

server/src/main/java/cz/zcu/yamanager/manager/mock/ManagerMock.java

@@ -1 @@
-package cz.zcu.yamanager.manager.mock;
-
-import cz.zcu.yamanager.dto.*;
-import cz.zcu.yamanager.manager.Manager;
-import cz.zcu.yamanager.ws.rest.RESTFullException;
-import org.springframework.stereotype.Component;
-
-import java.time.LocalDate;
-import java.time.LocalDateTime;
-import java.time.LocalTime;
-import java.time.Period;
-import java.util.*;
-import java.util.function.Predicate;
-import java.util.stream.Collectors;
-
-import static java.util.Arrays.asList;
-
-@Component
-public class ManagerMock implements Manager {
-
-    private List<DefaultSettings> settings = new LinkedList<>();
-
-    private Map<Long, List<VacationDay>> vacations = new HashMap<>();
-
-    private Map<Long, UserSettings> userSettings = new HashMap<>();
-
-    private BasicProfileUser createBasicProfileUser(long id, Status status) {
-        BasicProfileUser user = new BasicProfileUser();
-
-        user.setId(id);
-        user.setFirstName("Tomas");
-        user.setLastName(status == null ? "unknown" : status.name().toLowerCase());
-        user.setPhoto("https://st2.depositphotos.com/9223672/12056/v/950/depositphotos_120568236-stock-illustration-male-face-avatar-logo-template.jpg");
-        user.setCalendar(asList(
-                createVacationDay(1L, LocalDate.now(), VacationType.VACATION, Status.ACCEPTED),
-                createVacationDay(2L, LocalDate.now().plusDays(1), VacationType.VACATION, Status.ACCEPTED))
-        );
-
-        return user;
-    }
-
-    private VacationDay createVacationDay(long id, LocalDate date, VacationType vacationType, Status status) {
-        VacationDay vacationDay = new VacationDay();
-
-        vacationDay.setId(id);
-        vacationDay.setType(vacationType);
-        vacationDay.setDate(date);
-        vacationDay.setStatus(status);
-
-        switch (vacationType) {
-            case SICKDAY: {
-                vacationDay.setFrom(null);
-                vacationDay.setTo(null);
-            } break;
-            case VACATION: {
-                vacationDay.setFrom(LocalTime.of(9, 00));
-                vacationDay.setTo(LocalTime.of(13, 00));
-            } break;
-        }
-
-        return vacationDay;
-    }
-
-    private VacationRequest createVacationRequest(long id, VacationType vacationType, Status status) {
-        VacationRequest request = new VacationRequest();
-
-        request.setId(id);
-        request.setFirstName("Tomas");
-        request.setLastName("Novak");
-        request.setDate(LocalDate.now());
-        request.setType(vacationType);
-        request.setStatus(status);
-        request.setTimestamp(LocalDateTime.now());
-
-        switch (vacationType) {
-            case SICKDAY: {
-                request.setFrom(null);
-                request.setTo(null);
-            } break;
-            case VACATION: {
-                request.setFrom(LocalTime.of(9, 30));
-                request.setTo(LocalTime.of(18, 30));
-            } break;
-        }
-
-        return request;
-    }
-
-    private AuthorizationRequest createAuthorizationRequest(long id, Status status) {
-        AuthorizationRequest request = new AuthorizationRequest();
-
-        request.setId(id);
-        request.setFirstName("Tomas");
-        request.setLastName("Novak");
-        request.setStatus(status);
-        request.setTimestamp(LocalDateTime.now());
-
-        return request;
-    }
-
-    private FullUserProfile createFullUserProfile(Long id) {
-        FullUserProfile user = new FullUserProfile();
-
-        user.setId(id);
-        user.setFirstName("Tomas");
-        user.setLastName("Novak");
-        user.setPhoto("https://st2.depositphotos.com/9223672/12056/v/950/depositphotos_120568236-stock-illustration-male-face-avatar-logo-template.jpg");
-        user.setStatus(Status.ACCEPTED);
-
-        if (userSettings.containsKey(id)) {
-            UserSettings settings = userSettings.get(id);
-            user.setVacationCount(settings.getVacationCount());
-            user.setSickdayCount(settings.getSickdayCount());
-            user.setRole(settings.getRole());
-        } else {
-            user.setVacationCount(8.5F);
-            user.setSickdayCount(3);
-            user.setRole(UserRole.EMPLOYER);
-        }
-
-        user.setNotification(LocalDateTime.of(2000, 12, 1, 9, 0));
-
-        return user;
-    }
-
-    private DefaultSettings createDefaultSettings() {
-        DefaultSettings settings = new DefaultSettings();
-
-        settings.setSickdayCount(3);
-        settings.setNotification(LocalDateTime.now());
-
-        return settings;
-    }
-
-    @Override
-    public List<BasicProfileUser> getUsers(Status status) throws RESTFullException {
-        int count = 5;
-        List<BasicProfileUser> users = new ArrayList<>(count);
-        for (int i = 1; i <= count; i++) {
-            users.add(createBasicProfileUser(i, status));
-        }
-        return users;
-    }
-
-    @Override
-    public List<VacationRequest> getVacationRequests(Status status) throws RESTFullException {
-        int count = 5;
-        List<VacationRequest> requests = new ArrayList<>(count);
-        int length = VacationType.values().length;
-        for (int i = 1; i <= count; i++) {
-            requests.add(createVacationRequest(i, VacationType.values()[i % length], status));
-        }
-        return requests;
-    }
-
-    @Override
-    public List<AuthorizationRequest> getAuthorizationRequests(Status status) {
-        int count = 5;
-        List<AuthorizationRequest> requests = new ArrayList<>(count);
-        for (int i = 1; i <= count; i++) {
-            requests.add(createAuthorizationRequest(i, status));
-        }
-        return requests;
-    }
-
-    @Override
-    public FullUserProfile getUserProfile(Long userId) {
-        return createFullUserProfile(userId);
-    }
-
-    @Override
-    public DefaultSettings getDefaultSettings() {
-        return settings.isEmpty() ? createDefaultSettings() : settings.get(settings.size()-1);
-    }
-
-    @Override
-    public List<VacationDay> getUserCalendar(Long userId, LocalDate fromDate, LocalDate toDate, Status status) {
-        if (vacations.containsKey(userId)) {
-            List<VacationDay> vacationDays = vacations.get(userId);
-            Predicate<VacationDay> predicate = (day) -> day.getDate().isAfter(fromDate);
-            predicate = predicate.or((day) -> day.getDate().isEqual(fromDate));
-            if (toDate != null) {
-                predicate = predicate.and((day) -> day.getDate().isBefore(toDate)).or((day) -> day.getDate().isEqual(toDate));
-            }
-            return vacationDays.stream().filter(predicate).collect(Collectors.toList());
-
-        } else {
-            int daysDifference = toDate == null ? 5 : Period.between(fromDate, toDate).getDays();
-            List<VacationDay> days = new ArrayList<>(daysDifference);
-            for (int i = 0; i < daysDifference; i++) {
-                days.add(createVacationDay(i + 1, fromDate.plusDays(i), VacationType.values()[i % 2], status));
-            }
-            return days;
-        }
-    }
-
-    @Override
-    public void createSettings(DefaultSettings sett) {
-        settings.add(sett);
-    }
-
-    @Override
-    public void createVacation(Long userId, VacationDay vacationDay) {
-        if (!vacations.containsKey(userId)) {
-            vacations.put(userId, new ArrayList<>());
-        }
-
-        List<VacationDay> days = vacations.get(userId);
-        days.add(vacationDay);
-        vacationDay.setId((long)days.size());
-    }
-
-    @Override
-    public void changeSettings(Long userId, UserSettings settings) {
-        userSettings.put(userId, settings);
-    }
-
-    @Override
-    public void changeVacation(Long userId, VacationDay vacationDay) throws RESTFullException {
-        if (vacationDay.getId() == null) {
-            throw new RESTFullException("Vacation does not contain ID.", "rest.exception.generic");
-        }
-
-        if (!vacations.containsKey(userId)) {
-            throw new RESTFullException("User does not exist.", "rest.exception.generic");
-        }
-
-        List<VacationDay> vacs = vacations.get(userId);
-        boolean founded = false;
-        for (int i = 0; i < vacs.size(); i++) {
-            if (vacs.get(i).getId() == vacationDay.getId()) {
-                VacationDay day = vacs.get(i);
-                day.setStatus(vacationDay.getStatus());
-                day.setFrom(vacationDay.getFrom());
-                day.setTo(vacationDay.getTo());
-                day.setDate(vacationDay.getDate());
-                day.setType(vacationDay.getType());
-                founded = true;
-                break;
-            }
-        }
-
-        if (!founded) {
-            throw new RESTFullException("Vacation does not exist.", "rest.exception.generic");
-        }
-    }
-
-    @Override
-    public void changeRequest(RequestType type, BasicRequest request) throws RESTFullException {
-
-        if (request.getId() == null) {
-            throw new RESTFullException("ID of request can not be empty.", "rest.exception.generic");
-        }
-
-        switch (type) {
-            case VACATION: {
-                boolean found = false;
-                for (List<VacationDay> value : vacations.values()) {
-                    for (VacationDay day : value) {
-                        if (day.getId() == request.getId()) {
-                            found = true;
-                            day.setStatus(request.getStatus());
-                            break;
-                        }
-                    }
-                    if (found) break;
-                }
-                if (!found) {
-                    throw new RESTFullException("Vacation does not exist.", "rest.exception.generic");
-                }
-            } break;
-            case AUTHORIZATION: {
-                throw new RESTFullException("User does not exist.", "rest.exception.generic");
-            }
-        }
-    }
-
-    @Override
-    public void deleteVacation(Long userId, Long vacationId) throws RESTFullException{
-        if (!vacations.containsKey(userId)) {
-            throw new RESTFullException("User does not exist.", "rest.exception.generic");
-        }
-
-        List<VacationDay> vacs = vacations.get(userId);
-        if (!vacs.removeIf(day -> day.getId() == vacationId)) {
-            throw new RESTFullException("Vacation does not exist for the user.", "rest.exception.generic");
-        }
-    }
-}

server/src/main/java/cz/zcu/yamanager/ws/rest/ApiController.java

@@ -1 +1 @@
 package cz.zcu.yamanager.ws.rest;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
+import cz.zcu.yamanager.business.FileService;
+import cz.zcu.yamanager.business.Manager;
 import cz.zcu.yamanager.dto.BasicRequest;
 import cz.zcu.yamanager.dto.DefaultSettings;
 import cz.zcu.yamanager.dto.UserSettings;
 import cz.zcu.yamanager.dto.VacationDay;
-import cz.zcu.yamanager.manager.Manager;
 import cz.zcu.yamanager.util.localization.Language;
 import cz.zcu.yamanager.util.localization.Message;
 import org.apache.commons.lang3.StringUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpHeaders;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
 
 import java.time.LocalDate;
 import java.time.format.DateTimeFormatter;
+import java.util.Arrays;
 import java.util.HashMap;
+import java.util.Map;
+import java.util.function.Function;
 
 import static cz.zcu.yamanager.dto.RequestType.getType;
 import static cz.zcu.yamanager.dto.Status.getStatus;
@@ -34 +40 @@
 
     private final Manager manager;
 
+    private final FileService fileService;
+
     @Autowired
-    public ApiController(Manager manager) {
+    public ApiController(Manager manager, FileService fileService) {
         this.manager = manager;
+        this.fileService = fileService;
     }
 
     private ResponseEntity sendError(Integer errorCode, String messageKey, Language language) {
         String localizedMessage = Message.getString(language, messageKey);
-        String msg = String.format("{\"error\": %s,\"message\": \"%s\"}", errorCode, localizedMessage);
-        return ResponseEntity.status(errorCode).contentType(MediaType.APPLICATION_JSON).body(msg);
+        Map<String, String> result = new HashMap<>();
+        result.put("error", errorCode.toString());
+        result.put("message", localizedMessage);
+        return ResponseEntity.status(errorCode).contentType(MediaType.APPLICATION_JSON).body(result);
     }
 
-    private <T> ResponseEntity handle(Language language, RESTGetHandler<T> handler) {
+    private <T> ResponseEntity handle(Language language, RESTInvokeHandler<T> handler) {
         try {
-            return ok(handler.get());
+            handler.invoke();
+            return ok(OK);
         } catch (RESTFullException e) {
             log.error(e.getMessage());
             return sendError(400, e.getLocalizedMessage(), language);
@@ -57 +69 @@
         }
     }
 
-    private <T> ResponseEntity handle(Language language, RESTInvokeHandler<T> handler) {
+    private <T> ResponseEntity handle(Language language, RESTGetHandler<T> handler) {
+        return handleWithHeader(language, handler, null, null);
+    }
+
+    private <T> ResponseEntity handleWithHeader(Language language, RESTGetHandler<T> handler, Function<T, String[]> header, Function<T, Object> bodyValue) {
         try {
-            handler.invoke();
-            return ok(OK);
+            T result = handler.get();
+
+            ResponseEntity.BodyBuilder response = ResponseEntity.ok();
+
+            if (header != null) {
+                String[] headers = header.apply(result);
+
+                if (headers.length > 1) {
+                    response.header(headers[0], Arrays.copyOfRange(headers, 1, headers.length - 1));
+                } else if (headers.length == 1) {
+                    response.header(headers[0]);
+                }
+            }
+
+            return response.body(bodyValue != null ? bodyValue.apply(result) : result);
+
         } catch (RESTFullException e) {
             log.error(e.getMessage());
             return sendError(400, e.getLocalizedMessage(), language);
@@ -216 +246 @@
             manager.deleteVacation(getUserId("me"), vacationId);
         });
     }
+
+    // *********************** FILE ****************************
+
+    @RequestMapping(value = "/import/xls", method=POST)
+    public ResponseEntity importXLSFile(
+            @RequestParam(value = "lang", required = false) String lang,
+            @RequestParam("file") MultipartFile file)
+    {
+        return handle(getLanguage(lang), () ->
+            fileService.parseXLSFile(file.getOriginalFilename(), file.getBytes())
+        );
+    }
+
+    @RequestMapping(value = "/export/pdf", method=GET)
+    public ResponseEntity exportPDFFile(
+            @RequestParam(value = "lang", required = false) String lang)
+    {
+        return handleWithHeader(getLanguage(lang),
+                () -> fileService.createPDFFile(),
+                (res) -> new String[]{HttpHeaders.CONTENT_DISPOSITION, "attachment; filename=\"" + res.getName() + "\""},
+                (res) -> res.getBytes()
+        );
+    }
 }

server/src/test/java/cz/zcu/yamanager/ws/rest/TestControllerTest.java

@@ -17 +17 @@
                 .addLanguage(Language.EN)
                 .addLanguage(Language.CZ);
 
-        testController = new TestController(null);
-    }
-
-    @Test
-    void hello_inCzech_true() {
-        assertEquals("český jazyk", testController.hello("cz"));
+        testController = new TestController();
     }
 
     @Test
     void hello_inEnglish_true() {
-        assertEquals("english language", testController.hello("en"));
+        assertEquals("english language", testController.hello());
     }
 }