Lots of improvements to the example
This commit is contained in:
Ilkka Seppälä
@ -28,6 +28,8 @@ import java.util.Random;
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import com.iluwatar.hexagonal.administration.LotteryAdministration;
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import com.iluwatar.hexagonal.administration.LotteryAdministrationImpl;
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import com.iluwatar.hexagonal.banking.WireTransfersImpl;
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import com.iluwatar.hexagonal.domain.LotteryConstants;
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import com.iluwatar.hexagonal.domain.LotteryNumbers;
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import com.iluwatar.hexagonal.domain.LotteryTicket;
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import com.iluwatar.hexagonal.domain.PlayerDetails;
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@ -46,44 +48,50 @@ public class App {
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static {
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allPlayerDetails = new ArrayList<>();
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allPlayerDetails.add(PlayerDetails.create("john@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("mary@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("steve@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("wayne@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("johnie@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("andy@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("richard@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("kevin@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("arnold@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("ian@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("robin@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("ted@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("larry@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("calvin@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("jacob@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("edwin@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("mary@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("lolita@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("bruno@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("peter@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("warren@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("monica@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("ollie@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("yngwie@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("lars@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("bobbie@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("tyron@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("tyrell@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("nadja@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("wendy@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("luke@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("bjorn@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("lisa@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("anton@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("bruce@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("ray@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("ron@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("xavier@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("harriet@google.com", "312-342", "+3242434242"));
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allPlayerDetails.add(PlayerDetails.create("mary@google.com", "234-987", "+23452346"));
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allPlayerDetails.add(PlayerDetails.create("steve@google.com", "833-836", "+63457543"));
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allPlayerDetails.add(PlayerDetails.create("wayne@google.com", "319-826", "+24626"));
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allPlayerDetails.add(PlayerDetails.create("johnie@google.com", "983-322", "+3635635"));
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allPlayerDetails.add(PlayerDetails.create("andy@google.com", "934-734", "+0898245"));
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allPlayerDetails.add(PlayerDetails.create("richard@google.com", "536-738", "+09845325"));
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allPlayerDetails.add(PlayerDetails.create("kevin@google.com", "453-936", "+2423532"));
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allPlayerDetails.add(PlayerDetails.create("arnold@google.com", "114-988", "+5646346524"));
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allPlayerDetails.add(PlayerDetails.create("ian@google.com", "663-765", "+928394235"));
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allPlayerDetails.add(PlayerDetails.create("robin@google.com", "334-763", "+35448"));
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allPlayerDetails.add(PlayerDetails.create("ted@google.com", "735-964", "+98752345"));
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allPlayerDetails.add(PlayerDetails.create("larry@google.com", "734-853", "+043842423"));
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allPlayerDetails.add(PlayerDetails.create("calvin@google.com", "334-746", "+73294135"));
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allPlayerDetails.add(PlayerDetails.create("jacob@google.com", "444-766", "+358042354"));
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allPlayerDetails.add(PlayerDetails.create("edwin@google.com", "895-345", "+9752435"));
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allPlayerDetails.add(PlayerDetails.create("mary@google.com", "760-009", "+34203542"));
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allPlayerDetails.add(PlayerDetails.create("lolita@google.com", "425-907", "+9872342"));
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allPlayerDetails.add(PlayerDetails.create("bruno@google.com", "023-638", "+673824122"));
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allPlayerDetails.add(PlayerDetails.create("peter@google.com", "335-886", "+5432503945"));
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allPlayerDetails.add(PlayerDetails.create("warren@google.com", "225-946", "+9872341324"));
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allPlayerDetails.add(PlayerDetails.create("monica@google.com", "265-748", "+134124"));
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allPlayerDetails.add(PlayerDetails.create("ollie@google.com", "190-045", "+34453452"));
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allPlayerDetails.add(PlayerDetails.create("yngwie@google.com", "241-465", "+9897641231"));
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allPlayerDetails.add(PlayerDetails.create("lars@google.com", "746-936", "+42345298345"));
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allPlayerDetails.add(PlayerDetails.create("bobbie@google.com", "946-384", "+79831742"));
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allPlayerDetails.add(PlayerDetails.create("tyron@google.com", "310-992", "+0498837412"));
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allPlayerDetails.add(PlayerDetails.create("tyrell@google.com", "032-045", "+67834134"));
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allPlayerDetails.add(PlayerDetails.create("nadja@google.com", "000-346", "+498723"));
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allPlayerDetails.add(PlayerDetails.create("wendy@google.com", "994-989", "+987324454"));
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allPlayerDetails.add(PlayerDetails.create("luke@google.com", "546-634", "+987642435"));
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allPlayerDetails.add(PlayerDetails.create("bjorn@google.com", "342-874", "+7834325"));
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allPlayerDetails.add(PlayerDetails.create("lisa@google.com", "024-653", "+980742154"));
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allPlayerDetails.add(PlayerDetails.create("anton@google.com", "834-935", "+876423145"));
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allPlayerDetails.add(PlayerDetails.create("bruce@google.com", "284-936", "+09843212345"));
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allPlayerDetails.add(PlayerDetails.create("ray@google.com", "843-073", "+678324123"));
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allPlayerDetails.add(PlayerDetails.create("ron@google.com", "637-738", "+09842354"));
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allPlayerDetails.add(PlayerDetails.create("xavier@google.com", "143-947", "+375245"));
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allPlayerDetails.add(PlayerDetails.create("harriet@google.com", "842-404", "+131243252"));
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WireTransfersImpl wireTransfers = new WireTransfersImpl();
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Random random = new Random();
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for (int i = 0; i < allPlayerDetails.size(); i++) {
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wireTransfers.setFunds(allPlayerDetails.get(i).getBankAccount(),
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random.nextInt(LotteryConstants.PLAYER_MAX_SALDO));
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}
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}
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/**
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@ -98,14 +106,12 @@ public class App {
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LotteryServiceImpl service = new LotteryServiceImpl();
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submitTickets(service, 20);
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int i = administartion.getAllSubmittedTickets().size();
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// perform lottery
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administartion.performLottery();
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}
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private static void submitTickets(LotteryService lotteryService, int numTickets) {
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for (int i=0; i<numTickets; i++) {
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for (int i = 0; i < numTickets; i++) {
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LotteryTicket ticket = LotteryTicket.create(getRandomPlayerDetails(), LotteryNumbers.createRandom());
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lotteryService.submitTicket(ticket);
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}
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@ -28,6 +28,7 @@ import com.iluwatar.hexagonal.banking.WireTransfers;
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import com.iluwatar.hexagonal.banking.WireTransfersImpl;
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import com.iluwatar.hexagonal.database.LotteryTicketRepository;
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import com.iluwatar.hexagonal.database.LotteryTicketRepositoryMock;
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import com.iluwatar.hexagonal.domain.LotteryConstants;
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import com.iluwatar.hexagonal.domain.LotteryNumbers;
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import com.iluwatar.hexagonal.domain.LotteryTicket;
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import com.iluwatar.hexagonal.domain.LotteryTicketCheckResult;
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@ -45,10 +46,6 @@ import com.iluwatar.hexagonal.service.LotteryServiceImpl;
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*/
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public class LotteryAdministrationImpl implements LotteryAdministration {
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private static final int WIN_AMOUNT = 100000;
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private static final String PRIZE_PAYER_BANK_ACCOUNT = "123-123";
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private final LotteryTicketRepository repository;
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private final LotteryService service = new LotteryServiceImpl();
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@ -73,8 +70,13 @@ public class LotteryAdministrationImpl implements LotteryAdministration {
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for (LotteryTicketId id: tickets.keySet()) {
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LotteryTicketCheckResult result = service.checkTicketForPrize(id, numbers);
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if (result.getResult().equals(CheckResult.WIN_PRIZE)) {
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bank.transferFunds(WIN_AMOUNT, PRIZE_PAYER_BANK_ACCOUNT, tickets.get(id).getPlayerDetails().getBankAccount());
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notifications.notifyPrize(tickets.get(id).getPlayerDetails(), WIN_AMOUNT);
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boolean transferred = bank.transferFunds(LotteryConstants.PRIZE_AMOUNT, LotteryConstants.SERVICE_BANK_ACCOUNT,
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tickets.get(id).getPlayerDetails().getBankAccount());
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if (transferred) {
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notifications.notifyPrize(tickets.get(id).getPlayerDetails(), LotteryConstants.PRIZE_AMOUNT);
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} else {
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notifications.notifyPrizeError(tickets.get(id).getPlayerDetails(), LotteryConstants.PRIZE_AMOUNT);
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}
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} else if (result.getResult().equals(CheckResult.NO_PRIZE)) {
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notifications.notifyNoWin(tickets.get(id).getPlayerDetails());
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}
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@ -25,6 +25,8 @@ package com.iluwatar.hexagonal.banking;
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import java.util.HashMap;
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import java.util.Map;
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import com.iluwatar.hexagonal.domain.LotteryConstants;
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/**
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*
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* Banking implementation
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@ -35,7 +37,7 @@ public class WireTransfersImpl implements WireTransfers {
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private static Map<String, Integer> accounts = new HashMap<>();
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static {
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accounts.put("123-123", 50000);
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accounts.put(LotteryConstants.SERVICE_BANK_ACCOUNT, LotteryConstants.SERVICE_BANK_ACCOUNT_SALDO);
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}
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@Override
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@ -0,0 +1,38 @@
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/**
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* The MIT License
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* Copyright (c) 2014 Ilkka Seppälä
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package com.iluwatar.hexagonal.domain;
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/**
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*
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* Lottery domain constants
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*
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*/
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public class LotteryConstants {
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public static final int PRIZE_AMOUNT = 100000;
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public static final String SERVICE_BANK_ACCOUNT = "123-123";
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public static final int TICKET_PRIZE = 3;
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public static final int SERVICE_BANK_ACCOUNT_SALDO = 150000;
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public static final int PLAYER_MAX_SALDO = 100;
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}
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@ -29,7 +29,7 @@ package com.iluwatar.hexagonal.domain;
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*/
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public class LotteryTicketCheckResult {
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public enum CheckResult {WIN_PRIZE, NO_PRIZE, TICKET_NOT_SUBMITTED};
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public enum CheckResult { WIN_PRIZE, NO_PRIZE, TICKET_NOT_SUBMITTED };
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private final CheckResult checkResult;
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@ -32,7 +32,9 @@ import com.iluwatar.hexagonal.domain.PlayerDetails;
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public interface LotteryNotifications {
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void notifyTicketSubmitted(PlayerDetails details);
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void notifyTicketSubmitError(PlayerDetails details);
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void notifyNoWin(PlayerDetails details);
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void notifyPrize(PlayerDetails details, int prizeAmount);
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void notifyPrizeError(PlayerDetails details, int prizeAmount);
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}
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@ -44,4 +44,18 @@ public class LotteryNotificationsImpl implements LotteryNotifications {
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.println(String.format("Lottery ticket for %s has won! The bank account %s was deposited with %d credits.",
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details.getEmail(), details.getBankAccount(), prizeAmount));
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}
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@Override
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public void notifyPrizeError(PlayerDetails details, int prizeAmount) {
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System.out
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.println(String.format("Lottery ticket for %s has won! Unfortunately the bank credit transfer of %d failed.",
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details.getEmail(), prizeAmount));
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}
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@Override
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public void notifyTicketSubmitError(PlayerDetails details) {
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System.out.println(
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String.format("Lottery ticket for %s could not be submitted because the credit transfer of 3 credits failed.",
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details.getEmail()));
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}
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}
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@ -28,6 +28,7 @@ import com.iluwatar.hexagonal.banking.WireTransfers;
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import com.iluwatar.hexagonal.banking.WireTransfersImpl;
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import com.iluwatar.hexagonal.database.LotteryTicketRepository;
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import com.iluwatar.hexagonal.database.LotteryTicketRepositoryMock;
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import com.iluwatar.hexagonal.domain.LotteryConstants;
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import com.iluwatar.hexagonal.domain.LotteryNumbers;
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import com.iluwatar.hexagonal.domain.LotteryTicket;
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import com.iluwatar.hexagonal.domain.LotteryTicketCheckResult;
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@ -43,10 +44,6 @@ import com.iluwatar.hexagonal.notifications.LotteryNotificationsImpl;
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*/
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public class LotteryServiceImpl implements LotteryService {
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private static final String LOTTERY_SERVICE_BANK_ACCOUNT = "123-123";
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private static final int TICKET_PRIZE = 3;
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private final LotteryTicketRepository repository;
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private final WireTransfers bank = new WireTransfersImpl();
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@ -59,7 +56,12 @@ public class LotteryServiceImpl implements LotteryService {
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@Override
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public Optional<LotteryTicketId> submitTicket(LotteryTicket ticket) {
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bank.transferFunds(TICKET_PRIZE, ticket.getPlayerDetails().getBankAccount(), LOTTERY_SERVICE_BANK_ACCOUNT);
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boolean result = bank.transferFunds(LotteryConstants.TICKET_PRIZE, ticket.getPlayerDetails().getBankAccount(),
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LotteryConstants.SERVICE_BANK_ACCOUNT);
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if (result == false) {
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notifications.notifyTicketSubmitError(ticket.getPlayerDetails());
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return Optional.empty();
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}
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Optional<LotteryTicketId> optional = repository.save(ticket);
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if (optional.isPresent()) {
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notifications.notifyTicketSubmitted(ticket.getPlayerDetails());
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@ -35,13 +35,15 @@ import org.junit.Test;
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import com.iluwatar.hexagonal.administration.LotteryAdministration;
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import com.iluwatar.hexagonal.administration.LotteryAdministrationImpl;
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import com.iluwatar.hexagonal.banking.WireTransfers;
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import com.iluwatar.hexagonal.banking.WireTransfersImpl;
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import com.iluwatar.hexagonal.database.LotteryTicketRepository;
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import com.iluwatar.hexagonal.database.LotteryTicketRepositoryMock;
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import com.iluwatar.hexagonal.domain.LotteryNumbers;
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import com.iluwatar.hexagonal.domain.LotteryTicket;
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import com.iluwatar.hexagonal.domain.LotteryTicketCheckResult;
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import com.iluwatar.hexagonal.domain.LotteryTicketId;
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import com.iluwatar.hexagonal.domain.LotteryTicketCheckResult.CheckResult;
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import com.iluwatar.hexagonal.domain.LotteryTicketId;
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import com.iluwatar.hexagonal.service.LotteryService;
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import com.iluwatar.hexagonal.service.LotteryServiceImpl;
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import com.iluwatar.hexagonal.test.LotteryTestUtils;
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@ -56,6 +58,7 @@ public class LotteryTest {
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private final LotteryAdministration admin = new LotteryAdministrationImpl();
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private final LotteryService service = new LotteryServiceImpl();
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private final LotteryTicketRepository repository = new LotteryTicketRepositoryMock();
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private final WireTransfers wireTransfers = new WireTransfersImpl();
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@Before
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public void clear() {
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@ -65,6 +68,9 @@ public class LotteryTest {
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@Test
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public void testLottery() {
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// setup bank account with funds
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wireTransfers.setFunds("123-12312", 100);
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// admin resets the lottery
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admin.resetLottery();
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assertEquals(admin.getAllSubmittedTickets().size(), 0);
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@ -74,10 +80,10 @@ public class LotteryTest {
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"123-12312", "+32425255", new HashSet<>(Arrays.asList(1, 2, 3, 4))));
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assertTrue(ticket1.isPresent());
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Optional<LotteryTicketId> ticket2 = service.submitTicket(LotteryTestUtils.createLotteryTicket("ant@bac.com",
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"123-12345", "+32423455", new HashSet<>(Arrays.asList(11, 12, 13, 14))));
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"123-12312", "+32423455", new HashSet<>(Arrays.asList(11, 12, 13, 14))));
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assertTrue(ticket2.isPresent());
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Optional<LotteryTicketId> ticket3 = service.submitTicket(LotteryTestUtils.createLotteryTicket("arg@boo.com",
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"123-12367", "+32421255", new HashSet<>(Arrays.asList(6, 8, 13, 19))));
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"123-12312", "+32421255", new HashSet<>(Arrays.asList(6, 8, 13, 19))));
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assertTrue(ticket3.isPresent());
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assertEquals(admin.getAllSubmittedTickets().size(), 3);
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@ -86,7 +92,7 @@ public class LotteryTest {
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||||
|
||||
// cheat a bit for testing sake, use winning numbers to submit another ticket
|
||||
Optional<LotteryTicketId> ticket4 = service.submitTicket(LotteryTestUtils.createLotteryTicket("lucky@orb.com",
|
||||
"123-12399", "+12421255", winningNumbers.getNumbers()));
|
||||
"123-12312", "+12421255", winningNumbers.getNumbers()));
|
||||
assertTrue(ticket4.isPresent());
|
||||
assertEquals(admin.getAllSubmittedTickets().size(), 4);
|
||||
|
||||
|
||||
Reference in New Issue
Block a user