/**
* Get a vehicle by cartracker id from the cached list, if the vehicle does not exist it will be
* created.
*
* @param cartrackerID
* @return The found or newly created vehicle.
*/
@Override
public Vehicle getOrCreateVehicleById(String cartrackerID) {
Vehicle returnVehicle = null;
Iterator<Vehicle> it = vehicles.iterator();
while (it.hasNext()) {
Vehicle vehicle = it.next();
if (cartrackerID.equals(vehicle.getCarTrackerID())) {
returnVehicle = vehicle;
break;
}
}
/* Vehicle does not exist, lets create a new one */
if (returnVehicle == null) {
try {
/* Also create a vehicle ownership */
GregorianCalendar registerdate = new GregorianCalendar();
registerdate.add(Calendar.YEAR, -3);
VehicleOwnership vehicleOwnership = new VehicleOwnership();
vehicleOwnership.setContributeGPSData(true);
vehicleOwnership.setRegistrationdate((GregorianCalendar) registerdate.clone());
vehicleOwnership.setRegistrationExperationDate(null);
try {
// create new user with incrementing name
userDAO = new UserDAOImpl(emf);
loginDAO = new LoginDAOImpl(em);
UserDto user =
userDAO.register(
"user" + USER_ID++ + "name", "aidas123", "*****@*****.**");
MovementUser mUser = loginDAO.register(user.getUsername(), user.getEmail());
vehicleOwnership.setUser(mUser);
} catch (UserSystemException ex) {
Logger.getLogger(MovementsDAOImpl.class.getName()).log(Level.SEVERE, null, ex);
}
// create car
returnVehicle = new Vehicle(cartrackerID);
returnVehicle.setLicensePlate(itLicensePlates.next());
List<VehicleOwnership> owners = new ArrayList();
owners.add(vehicleOwnership);
returnVehicle.setVehicleOwners(owners);
em.persist(returnVehicle);
vehicleOwnership.setVehicle(returnVehicle);
em.persist(vehicleOwnership);
Logger.getLogger(MovementsDAOImpl.class.getName())
.log(Level.WARNING, "Created new vehicle with ID" + cartrackerID);
this.vehicles.add(returnVehicle);
} catch (Exception ex) {
Logger.getLogger(MovementsDAOImpl.class.getName()).log(Level.SEVERE, null, ex);
}
}
return returnVehicle;
}
/**
* Get a lane from the cached list.
*
* @param laneId
* @return
*/
@Override
public Lane getLaneById(String laneId) {
Iterator<Lane> it = lanes.iterator();
while (it.hasNext()) {
Lane lane = it.next();
if (laneId.equals(lane.getId())) {
return lane;
}
}
return null;
}
public static void main(String[] args) throws Exception {
HashMap map = new HashMap();
// map.put("hibernate.show_sql", "true");
EntityManagerFactory factory = Persistence.createEntityManagerFactory("titan", map);
EntityManager entityManager = factory.createEntityManager();
entityManager.getTransaction().begin();
try {
System.out.println("Initialize DB");
InitializeDB.initialize(entityManager);
System.out.println();
System.out.println();
System.out.println("Find Bill Burke by named parameter");
Customer cust = findCustomerByNamedParameter(entityManager, "Bill", "Burke");
System.out.println("Bill Burke's cust id: " + cust.getId());
System.out.println();
System.out.println();
System.out.println("Find Gavin King by indexed parameter");
cust = findCustomerByIndexedParameter(entityManager, "Gavin", "King");
System.out.println("Gavin King's cust id: " + cust.getId());
System.out.println();
System.out.println();
System.out.println("Output all customers via paging");
List results;
int first = 0;
int max = 2;
do {
results = getCustomers(entityManager, max, first);
Iterator it = results.iterator();
while (it.hasNext()) {
Customer c = (Customer) it.next();
System.out.println(c.getFirstName() + " " + c.getLastName());
}
entityManager.clear();
first = first + results.size();
} while (results.size() > 0);
} finally {
entityManager.getTransaction().commit();
entityManager.close();
factory.close();
}
}
/** Walk through all mapped entity's descriptors verifying that no data exists on the database */
private static void verifyDatabaseEmpty(EntityManager em) {
Server server = JpaHelper.getEntityManager(em).getServerSession();
for (Iterator i = server.getDescriptors().values().iterator(); i.hasNext(); ) {
RelationalDescriptor descriptor = (RelationalDescriptor) i.next();
if (!descriptor.isAggregateDescriptor()) {
ReportQuery rq = new ReportQuery(descriptor.getJavaClass(), new ExpressionBuilder());
rq.addCount();
rq.setShouldReturnSingleValue(true);
int count = -1;
try {
count = ((Number) server.executeQuery(rq)).intValue();
} catch (DatabaseException dbe) {
}
System.out.println("COUNT(" + descriptor.getAlias() + "): " + count);
}
}
}
/**
* Goes trough the table auction and checks which auctions are over. If the auction is over, finds
* all bids for that auction, selects the highest bid and sends winning message, also sends to all
* other users message that auction is over.
*/
public static void checkAuctionOutcome() {
// Declaring list of all auctions.
List<Auction> auctions = finder.all();
// Declaring variable that represents current date.
Date currentDate = new Date();
// Going trough all auctions.
for (int i = 0; i < auctions.size(); i++) {
// Declaring variable that represents auction ending date.
Date auctionEndingDate = auctions.get(i).endingDate;
// Checking if the auction is active and if the auction ending date is before current date.
if (auctions.get(i).isActive && auctionEndingDate.before(currentDate)) {
// Finding all auction bids.
List<Bid> bids = Bid.getAuctionBids(auctions.get(i));
// Declaring variable that represents highest bid.
Bid highestBid = bids.get(0);
// Declaring string variable that represents winning message.
String winningMessage =
"Congratulations!!! You won bitBay auction for item #"
+ auctions.get(i).product.id
+ " - "
+ auctions.get(i).product.name
+ ".\n\r \n\r To proceed with transaction please contact: "
+ auctions.get(i).product.user.email;
// Declaring and saving winning message.
Message message =
new Message(
CommonHelpers.serviceUser(), highestBid.user, "Auction Winning", winningMessage);
message.save();
// Sending SMS notification to auction winner.
String sms =
"Congratulations!!! You won bitBay auction for item #"
+ auctions.get(i).product.id
+ " - "
+ auctions.get(i).product.name
+ ". "
+ "This product has been sent to your cart";
if (highestBid.user.phoneNumber != null) {
SmsHelper.sendSms(sms, highestBid.user.phoneNumber);
}
// After user won on auction create new cart if user don't have one, and put auction item to
// his cart
Cart cart = Cart.findCartByUser(highestBid.user);
if (cart == null) {
Cart newCart = new Cart();
newCart.user = highestBid.user;
newCart.save();
CartItem cartItem = new CartItem(auctions.get(i).product, highestBid.user, newCart);
cartItem.save();
} else {
CartItem cartItem = new CartItem(auctions.get(i).product, highestBid.user, cart);
cartItem.save();
}
// Declaring string set that will contain emails of all users that have not had highest bid.
Set<String> bidUsers = new HashSet<>();
// Adding all user emails to the set.
for (int j = 0; j < bids.size(); j++) {
bidUsers.add(bids.get(j).user.email);
}
// Removing email of highest bit user from the set.
bidUsers.remove(highestBid.user.email);
// Declaring string variable that represents losing message.
String losingMessage =
"Biding for item #"
+ auctions.get(i).product.id
+ " - "
+ auctions.get(i).product.name
+ " is over.\n\r \n\r We are sorry to inform you that your bid was not enough.";
// Declaring iterator list of all user emails.
Iterator<String> iter = bidUsers.iterator();
// Going trough all emails and sending message.
while (iter.hasNext()) {
User receiver = User.getUserByEmail(iter.next());
Message msg =
new Message(CommonHelpers.serviceUser(), receiver, "Auction results", losingMessage);
msg.save();
}
// Setting auction status to inactive.
auctions.get(i).isActive = false;
auctions.get(i).update();
}
}
}
