/**
   * Changes the dimensions of the grid to be the same as the one provided, then sets all the
   * locations in the grid to the elements at the quivalent locations in the provided grid.
   */
  public final IntGrid3D setTo(IntGrid3D values) {
    if (width != values.width || height != values.height || length != values.length) {
      final int width = this.width = values.width;
      final int height = this.height = values.height;
      /*final int length = */ this.length = values.length;
      field = new int[width][height][];
      int[][] fieldx = null;
      int[][] ofieldx = null;
      for (int x = 0; x < width; x++) {
        fieldx = field[x];
        ofieldx = values.field[x];
        for (int y = 0; y < height; y++) fieldx[y] = (int[]) (ofieldx[y].clone());
      }
    } else {
      int[][] fieldx = null;
      int[][] ofieldx = null;
      for (int x = 0; x < width; x++) {
        fieldx = field[x];
        ofieldx = values.field[x];
        for (int y = 0; y < height; y++) System.arraycopy(ofieldx[y], 0, fieldx[y], 0, length);
      }
    }

    return this;
  }
  /**
   * Assign the set of students (presumably non-incoming-freshmen, but this is not checked) passed
   * to their dorm rooms, in a way that does not take race into account. (compare {@link
   * #assignByRace}.) As a precursor (side effect) to this, any students already existing in
   * upperclass dorms will be removed.
   */
  public void assign(Bag students) {

    emptyDorms();

    // Purge all freshmen. (We're not assigning those.)
    Bag upperclassmen = null;
    try {
      upperclassmen = (Bag) students.clone();
    } catch (Exception e) {
      e.printStackTrace();
      System.exit(1);
    }
    for (int x = upperclassmen.size() - 1; x >= 0; x--) {
      Student s = (Student) upperclassmen.get(x);
      if (s.getGrade() < 2) {
        upperclassmen.remove(s);
      }
    }

    for (int x = 0; x < upperclassmen.size(); x++) {
      Student s = (Student) upperclassmen.get(x);
      if (s.getGrade() < 2) {
        // We're only assigning upperclassmen here.
        continue;
      }
      s.leaveRoom();
      for (int y = 0; y < dorms.size(); y++) {
        if (s.hasRoom()) {
          break;
        }
        Dorm d = (Dorm) dorms.get(y);
        if (d.isFull()) {
          continue;
        }
        if (d.isFemaleOnly() && s.getGender() == Student.Gender.MALE) {
          continue;
        }
        int i = 0;
        while (i < d.getNumRooms()) {
          if (s.hasRoom()) {
            break;
          }
          try {
            d.getRoomByIndex(i).addResident(s);
          } catch (IllegalArgumentException e) { // System.out.println(e);
          }
          i++;
        }
      }
    }

    // Error testing to see if there are upperclassmen who don't have a
    //  room/dorms that aren't full
    // int q=0;
    for (int x = 0; x < upperclassmen.size(); x++) {
      Student s = (Student) upperclassmen.get(x);
      if (!s.hasRoom()) {
        System.out.println(s + " has no upperclass dorm room!");
      }
    }
  }
Exemple #3
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 public static void main(String[] args) {
   doLoop(Schelling.class, args);
   System.exit(0);
 }