コード例 #1
0
 private static double atof(String s) {
   double d = Double.valueOf(s).doubleValue();
   if (Double.isNaN(d) || Double.isInfinite(d)) {
     System.err.print("NaN or Infinity in input\n");
     System.exit(1);
   }
   return (d);
 }
コード例 #2
0
  /**
   * 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!");
      }
    }
  }