Example #1
1
  @Override
  public Command getCommand() {
    // edit command
    final ArrayList<Command> changes = new ArrayList<>();
    super.addEditCommands.accept(changes);

    if (productOwnerProperty().get() != modelWrapper.get().getProductOwner()) {
      changes.add(
          new EditCommand<>(modelWrapper.get(), "productOwner", productOwnerProperty().get()));
    }

    if (scrumMasterProperty().get() != modelWrapper.get().getScrumMaster()) {
      changes.add(
          new EditCommand<>(modelWrapper.get(), "scrumMaster", scrumMasterProperty().get()));
    }

    if (!(teamMembersProperty().get().containsAll(modelWrapper.get().getTeamMembers())
        && modelWrapper.get().getTeamMembers().containsAll(teamMembersProperty().get()))) {
      // BEWARE: magic
      ArrayList<Person> teamMembers = new ArrayList<>();
      teamMembers.addAll(teamMembersProperty().get());
      changes.add(new EditCommand<>(modelWrapper.get(), "teamMembers", teamMembers));
    }

    if (!(devTeamProperty().get().containsAll(modelWrapper.get().getDevTeam())
        && modelWrapper.get().getDevTeam().containsAll(devTeamProperty().get()))) {
      // BEWARE: magic
      ArrayList<Person> devTeam = new ArrayList<>();
      devTeam.addAll(devTeamProperty().get());
      changes.add(new EditCommand<>(modelWrapper.get(), "devTeam", devTeam));
    }

    final ArrayList<Person> newMembers = new ArrayList<>(teamMembersProperty().get());
    newMembers.removeAll(modelWrapper.get().observableTeamMembers());
    final ArrayList<Person> oldMembers =
        new ArrayList<>(modelWrapper.get().observableTeamMembers());
    oldMembers.removeAll(teamMembersProperty().get());

    // Loop through all the new members and add a command to set their team
    // Set the person's team field to this team
    changes.addAll(
        newMembers
            .stream()
            .map(person -> new EditCommand<>(person, "team", modelWrapper.get()))
            .collect(Collectors.toList()));

    // Loop through all the old members and add a command to remove their team
    // Set the person's team field to null, since they're no longer in the team
    changes.addAll(
        oldMembers
            .stream()
            .map(person -> new EditCommand<>(person, "team", null))
            .collect(Collectors.toList()));

    return new CompoundCommand("Edit Team", changes);
  }
Example #2
0
 private Segment createSegmentFromEdges(long edgeId, long segmentId, boolean isEdgeOrigin) {
   double length = 0.0;
   Segment seg = null;
   try {
     List<Edge> subset = null;
     seg = db.ReadSegment(segmentId);
     ArrayList<Edge> edges = db.ReadEdges(segmentId);
     Edge edge = null;
     if (!edges.isEmpty()) {
       if (isEdgeOrigin) {
         edge =
             edges
                 .stream()
                 .filter(
                     (Edge e) -> {
                       return e.mOrigin == edgeId;
                     })
                 .findFirst()
                 .get();
       } else {
         edge =
             edges
                 .stream()
                 .filter(
                     (Edge e) -> {
                       return e.mDestination == edgeId;
                     })
                 .findFirst()
                 .get();
       }
       int index = edges.indexOf(edge);
       subset = edges.subList(index, edges.size());
       for (Edge ed : subset) {
         length = +ed.mLength;
       }
     }
     long origin, destination;
     origin = (isEdgeOrigin ? edgeId : seg.mOrigin);
     destination = (isEdgeOrigin ? seg.mDestination : edgeId);
     Segment s = new Segment(nextSegId++, length, seg.mWayId, origin, destination);
     return s;
   } catch (SQLException e) {
     System.err.println("Error getting segmentid from method modelNodeToSegment");
     e.printStackTrace();
   }
   return null;
 }
 public static void main(String[] args) {
   Scanner input = new Scanner(System.in);
   ArrayList<String> list = new ArrayList<>(Arrays.asList(input.nextLine().split(" ")));
   ArrayList<String> filter =
       new ArrayList<>(list.stream().filter(p -> p.length() > 3).collect(Collectors.toList()));
   if (filter.size() != 0) {
     for (String str : filter) {
       System.out.print(str + " ");
     }
   } else {
     System.out.println("(empty)");
   }
 }
Example #4
0
 private ArrayList<FakeNode> getNeighbours(long id) {
   ArrayList<FakeNode> retNodes = new ArrayList<>();
   ArrayList<Segment> neighbours =
       this.segments
           .stream()
           .filter(
               (Segment s) -> {
                 return s.mOrigin == id;
               })
           .collect(Collectors.toCollection(ArrayList<Segment>::new));
   neighbours.addAll(
       this.fakeSegments
           .stream()
           .filter(
               (Segment s) -> {
                 return s.mOrigin == id;
               })
           .collect(Collectors.toCollection(ArrayList<Segment>::new)));
   FakeNode node;
   for (Segment s : neighbours) {
     if (fakeNodes.containsKey(s.mDestination)) {
       node = fakeNodes.get(s.mDestination);
     } else {
       node = new FakeNode(nodes.get(s.mDestination));
       fakeNodes.put(s.mDestination, node);
     }
     ArrayList<CostFunction> functions =
         costs
             .stream()
             .filter(
                 (CostFunction c) -> {
                   return c.getSegmentId() == s.mId;
                 })
             .collect(Collectors.toCollection(ArrayList<CostFunction>::new));
     functions.addAll(
         fakeCosts
             .stream()
             .filter(
                 (CostFunction c) -> {
                   return c.getSegmentId() == s.mId;
                 })
             .collect(Collectors.toCollection(ArrayList<CostFunction>::new)));
     node.node.cost = functions.get(0);
     retNodes.add(fakeNodes.get(s.mDestination));
   }
   return retNodes;
 }
  @Test
  public void testCollectors() {

    ArrayList<Person> people = new ArrayList<>();
    ArrayList<Integer> things = new ArrayList<>();
    ArrayList<Employee> employees = new ArrayList<>();
    ArrayList<Student> students = new ArrayList<>();

    // Accumulate names into a List
    List<String> list = people.stream().map(Person::getName).collect(Collectors.toList());

    // Accumulate names into a TreeSet
    Set<String> list2 =
        people.stream().map(Person::getName).collect(Collectors.toCollection(TreeSet::new));

    // Convert elements to strings and concatenate them, separated by commas
    String joined = things.stream().map(Object::toString).collect(Collectors.joining(", "));

    // Find highest-paid employee
    Optional<Employee> highestPaid =
        employees.stream().collect(Collectors.maxBy(Comparator.comparingInt(Employee::getSalary)));

    // Group employees by department
    Map<Department, List<Employee>> byDept =
        employees.stream().collect(Collectors.groupingBy(Employee::getDepartment));

    // Find highest-paid employee by department
    Map<Department, Optional<Employee>> highestPaidByDept =
        employees
            .stream()
            .collect(
                Collectors.groupingBy(
                    Employee::getDepartment,
                    Collectors.maxBy(Comparator.comparingInt(Employee::getSalary))));

    // Partition students into passing and failing
    Map<Boolean, List<Student>> passingFailing =
        students.stream().collect(Collectors.partitioningBy(s -> s.getGrade() >= PASS_THRESHOLD));
  }