src/main/java/com/primefactorsolutions/model/TimeOffRequest.java

@@ -7,7 +7,6 @@ import lombok.EqualsAndHashCode;
 import lombok.NoArgsConstructor;
 
 import java.util.Date;
-import java.util.List;
 
 @Data
 @Entity

src/main/java/com/primefactorsolutions/service/TeamService.java

@@ -1,20 +1,12 @@
 package com.primefactorsolutions.service;
 
-import com.primefactorsolutions.model.Document;
-import com.primefactorsolutions.model.DocumentType;
-import com.primefactorsolutions.model.Employee;
 import com.primefactorsolutions.model.Team;
-import com.primefactorsolutions.repositories.DocumentRepository;
 import com.primefactorsolutions.repositories.TeamRepository;
 import lombok.AllArgsConstructor;
-import org.apache.commons.beanutils.BeanComparator;
 import org.springframework.stereotype.Service;
 
-import java.util.Collections;
 import java.util.List;
 import java.util.UUID;
-import java.util.Optional;
-import java.util.stream.Collectors;
 
 @Service
 @AllArgsConstructor

src/main/java/com/primefactorsolutions/service/TimeOffRequestService.java

@@ -6,7 +6,6 @@ import lombok.AllArgsConstructor;
 import org.apache.commons.beanutils.BeanComparator;
 import org.springframework.stereotype.Service;
 
-import java.sql.Time;
 import java.util.Collections;
 import java.util.List;
 import java.util.UUID;
@@ -56,11 +55,12 @@ public class TimeOffRequestService {
         return timeOffRequests.subList(start, end);
     }
 
-    public List<TimeOffRequest> findTimeOffRequestBy(Employee employee,
+    public List<TimeOffRequest> findTimeOffRequestBy(final Employee employee,
-                                                     Team team,
+                                                     final Team team,
-                                                     TimeOffRequestType category,
+                                                     final TimeOffRequestType category,
-                                                     TimeOffRequest.Status state,
+                                                     final TimeOffRequest.Status state,
-                                                     int start, int pageSize) {
+                                                     final int start,
+                                                     final int pageSize) {
         List<TimeOffRequest> timeOffRequests = timeOffRequestRepository.findAll();
         if (employee != null && !"ALL".equals(employee.getFirstName())) {
             timeOffRequests = timeOffRequests.stream()

src/main/java/com/primefactorsolutions/views/RequestsListView.java

@@ -36,7 +36,9 @@ public class RequestsListView extends Main {
     private ComboBox<TimeOffRequestType> categoryFilter;
     private ComboBox<TimeOffRequest.Status> stateFilter;
 
-    public RequestsListView(TimeOffRequestService requestService, EmployeeService employeeService, TeamService teamService) {
+    public RequestsListView(final TimeOffRequestService requestService,
+                            final EmployeeService employeeService,
+                            final TeamService teamService) {
         this.requestService = requestService;
         this.employeeService = employeeService;
         this.teamService = teamService;
@@ -60,7 +62,16 @@ public class RequestsListView extends Main {
     }
 
     private void setupRequestGrid() {
-        requestGrid.setColumns("category", "state", "availableDays", "expiration", "startDate", "endDate", "daysToBeTake", "daysBalance");
+        requestGrid.setColumns(
+                "category",
+                "state",
+                "availableDays",
+                "expiration",
+                "startDate",
+                "endDate",
+                "daysToBeTake",
+                "daysBalance"
+        );
         requestGrid.addComponentColumn(this::createEmployeeSpan).setHeader("Employee");
         requestGrid.addComponentColumn(this::createTeamSpan).setHeader("Team");
         requestGrid.setPaginationBarMode(PagingGrid.PaginationBarMode.BOTTOM);
@@ -75,22 +86,28 @@ public class RequestsListView extends Main {
         return new HorizontalLayout(viewButton, editButton, saveButton, closeButton);
     }
 
-    private void refreshRequestGrid(Employee employee, Team team, TimeOffRequestType category, TimeOffRequest.Status state) {
+    private void refreshRequestGrid(final Employee employee,
+                                    final Team team,
+                                    final TimeOffRequestType category,
+                                    final TimeOffRequest.Status state) {
         requestGrid.setPagingDataProvider((page, pageSize) -> {
             if (allFiltersAreNull(employee, team, category, state)) {
-                return fetchTimeOffRequests((int)page, pageSize);
+                return fetchTimeOffRequests((int) page, pageSize);
             } else {
-                return fetchFilteredTimeOffRequests((int)page, pageSize, employee, team, category, state);
+                return fetchFilteredTimeOffRequests((int) page, pageSize, employee, team, category, state);
             }
         });
         requestGrid.getDataProvider().refreshAll();
     }
 
-    private boolean allFiltersAreNull(Employee employee, Team team, TimeOffRequestType category, TimeOffRequest.Status state) {
+    private boolean allFiltersAreNull(final Employee employee,
+                                      final Team team,
+                                      final TimeOffRequestType category,
+                                      final TimeOffRequest.Status state) {
         return employee == null && team == null && category == null && state == null;
     }
 
-    private List<TimeOffRequest> fetchTimeOffRequests(int page, int pageSize) {
+    private List<TimeOffRequest> fetchTimeOffRequests(final int page, final int pageSize) {
         int start = page * pageSize;
         if (requestGrid.getSortOrder().isEmpty()) {
             return requestService.findTimeOffRequests(start, pageSize);
@@ -99,21 +116,31 @@ public class RequestsListView extends Main {
         }
     }
 
-    private List<TimeOffRequest> fetchSortedTimeOffRequests(int start, int pageSize) {
+    private List<TimeOffRequest> fetchSortedTimeOffRequests(final int start, final int pageSize) {
         GridSortOrder<TimeOffRequest> sortOrder = requestGrid.getSortOrder().getFirst();
-        return requestService.findTimeOffRequests(start, pageSize, sortOrder.getSorted().getKey(), sortOrder.getDirection() == SortDirection.ASCENDING);
+        return requestService.findTimeOffRequests(
+                start,
+                pageSize,
+                sortOrder.getSorted().getKey(),
+                sortOrder.getDirection() == SortDirection.ASCENDING
+        );
     }
 
-    private List<TimeOffRequest> fetchFilteredTimeOffRequests(int page, int pageSize, Employee employee, Team team, TimeOffRequestType category, TimeOffRequest.Status state) {
+    private List<TimeOffRequest> fetchFilteredTimeOffRequests(final int page,
+                                                              final int pageSize,
+                                                              final Employee employee,
+                                                              final Team team,
+                                                              final TimeOffRequestType category,
+                                                              final TimeOffRequest.Status state) {
         return requestService.findTimeOffRequestBy(employee, team, category, state, page, pageSize);
     }
 
-    private Span createEmployeeSpan(TimeOffRequest timeOffRequest) {
+    private Span createEmployeeSpan(final TimeOffRequest timeOffRequest) {
         Employee employee = timeOffRequest.getEmployee();
         return new Span(employee.getFirstName() + " " + employee.getLastName());
     }
 
-    private Span createTeamSpan(TimeOffRequest timeOffRequest) {
+    private Span createTeamSpan(final TimeOffRequest timeOffRequest) {
         return new Span(timeOffRequest.getTeam().getName());
     }
 
@@ -124,7 +151,14 @@ public class RequestsListView extends Main {
         employeeFilter.setItems(employees);
         employeeFilter.setItemLabelGenerator(this::getEmployeeLabel);
         employeeFilter.setValue(employees.getFirst());
-        employeeFilter.addValueChangeListener(event -> refreshRequestGrid(event.getValue(), teamFilter.getValue(), categoryFilter.getValue(), stateFilter.getValue()));
+        employeeFilter.addValueChangeListener(event ->
+                refreshRequestGrid(
+                        event.getValue(),
+                        teamFilter.getValue(),
+                        categoryFilter.getValue(),
+                        stateFilter.getValue()
+                )
+        );
         return employeeFilter;
     }
 
@@ -135,7 +169,14 @@ public class RequestsListView extends Main {
         teamFilter.setItems(teams);
         teamFilter.setItemLabelGenerator(this::getTeamLabel);
         teamFilter.setValue(teams.getFirst());
-        teamFilter.addValueChangeListener(event -> refreshRequestGrid(employeeFilter.getValue(), event.getValue(), categoryFilter.getValue(), stateFilter.getValue()));
+        teamFilter.addValueChangeListener(event ->
+                refreshRequestGrid(
+                        employeeFilter.getValue(),
+                        event.getValue(),
+                        categoryFilter.getValue(),
+                        stateFilter.getValue()
+                )
+        );
         return teamFilter;
     }
 
@@ -143,7 +184,14 @@ public class RequestsListView extends Main {
         categoryFilter = new ComboBox<>("Category");
         categoryFilter.setItems(TimeOffRequestType.values());
         categoryFilter.setValue(TimeOffRequestType.values()[0]);
-        categoryFilter.addValueChangeListener(event -> refreshRequestGrid(employeeFilter.getValue(), teamFilter.getValue(), event.getValue(), stateFilter.getValue()));
+        categoryFilter.addValueChangeListener(event ->
+                refreshRequestGrid(
+                        employeeFilter.getValue(),
+                        teamFilter.getValue(),
+                        event.getValue(),
+                        stateFilter.getValue()
+                )
+        );
         return categoryFilter;
     }
 
@@ -151,7 +199,14 @@ public class RequestsListView extends Main {
         stateFilter = new ComboBox<>("State");
         stateFilter.setItems(TimeOffRequest.Status.values());
         stateFilter.setValue(TimeOffRequest.Status.values()[0]);
-        stateFilter.addValueChangeListener(event -> refreshRequestGrid(employeeFilter.getValue(), teamFilter.getValue(), categoryFilter.getValue(), event.getValue()));
+        stateFilter.addValueChangeListener(event ->
+                refreshRequestGrid(
+                        employeeFilter.getValue(),
+                        teamFilter.getValue(),
+                        categoryFilter.getValue(),
+                        event.getValue()
+                )
+        );
         return stateFilter;
     }
 
@@ -167,11 +222,11 @@ public class RequestsListView extends Main {
         return allTeamsOption;
     }
 
-    private String getEmployeeLabel(Employee employee) {
+    private String getEmployeeLabel(final Employee employee) {
         return "ALL".equals(employee.getFirstName()) ? "ALL" : employee.getFirstName() + " " + employee.getLastName();
     }
 
-    private String getTeamLabel(Team team) {
+    private String getTeamLabel(final Team team) {
         return "ALL".equals(team.getName()) ? "ALL" : team.getName();
     }