private void transfer(final Date date, final Account account1, final Account account2) {
persistence.runInTransaction(
em -> {
BigDecimal amount1 = randomExpenseAmount(account1, date, 0.5);
if (BigDecimal.ZERO.compareTo(amount1) >= 0) return;
BigDecimal amount2 = transferAmount(account1, account2, amount1);
Operation operation = metadata.create(Operation.class);
operation.setOpType(OperationType.TRANSFER);
operation.setOpDate(date);
operation.setAcc1(account1);
operation.setAmount1(amount1);
operation.setAcc2(account2);
operation.setAmount2(amount2);
em.persist(operation);
log.info(
"Transfer: "
+ date
+ ", "
+ account1.getName()
+ ", "
+ amount1
+ ", "
+ account2.getName()
+ ", "
+ amount2);
});
}
private void createCategories(final Context context) {
persistence.runInTransaction(
em -> {
Category category;
category = metadata.create(Category.class);
category.setName("Housekeeping");
category.setCatType(CategoryType.EXPENSE);
em.persist(category);
context.expenseCategories.add(category);
category = metadata.create(Category.class);
category.setName("Hobby");
category.setCatType(CategoryType.EXPENSE);
em.persist(category);
context.expenseCategories.add(category);
category = metadata.create(Category.class);
category.setName("Travel");
category.setCatType(CategoryType.EXPENSE);
em.persist(category);
context.expenseCategories.add(category);
category = metadata.create(Category.class);
category.setName("Food");
category.setCatType(CategoryType.EXPENSE);
em.persist(category);
context.expenseCategories.add(category);
category = metadata.create(Category.class);
category.setName("Clothes");
category.setCatType(CategoryType.EXPENSE);
em.persist(category);
context.expenseCategories.add(category);
category = metadata.create(Category.class);
category.setName("Car");
category.setCatType(CategoryType.EXPENSE);
em.persist(category);
context.expenseCategories.add(category);
category = metadata.create(Category.class);
category.setName("Salary");
category.setCatType(CategoryType.INCOME);
em.persist(category);
context.salaryCategory = category;
category = metadata.create(Category.class);
category.setName("Other");
category.setCatType(CategoryType.INCOME);
em.persist(category);
context.otherIncomeCategory = category;
});
}
private void income(
final Date date, final Account account, final Category category, final BigDecimal amount) {
persistence.runInTransaction(
em -> {
Operation operation = metadata.create(Operation.class);
operation.setOpType(OperationType.INCOME);
operation.setOpDate(date);
operation.setAcc2(account);
operation.setCategory(category);
operation.setAmount2(amount);
em.persist(operation);
log.info("Income: " + date + ", " + account.getName() + ", " + amount);
});
}
private void createCurrencies(final Context context) {
persistence.runInTransaction(
em -> {
Currency currency = metadata.create(Currency.class);
currency.setCode("rub");
currency.setName("Russian Rubles");
em.persist(currency);
context.rubCurrency = currency;
currency = metadata.create(Currency.class);
currency.setCode("usd");
currency.setName("US Dollars");
em.persist(currency);
context.usdCurrency = currency;
currency = metadata.create(Currency.class);
currency.setCode("eur");
currency.setName("Euro");
em.persist(currency);
context.eurCurrency = currency;
});
}
private void expense(final Date date, final Account account, final Context context) {
persistence.runInTransaction(
em -> {
int categoryIdx =
(int) Math.round(Math.random() * (context.expenseCategories.size() - 1));
Category category = context.expenseCategories.get(categoryIdx);
if (category == null) return;
int categoryWeight = context.expenseCategories.size() - categoryIdx;
BigDecimal amount = randomExpenseAmount(account, date, 0.1 + (categoryWeight * 0.05));
if (BigDecimal.ZERO.compareTo(amount) >= 0) return;
Operation operation = metadata.create(Operation.class);
operation.setOpType(OperationType.EXPENSE);
operation.setOpDate(date);
operation.setAcc1(account);
operation.setCategory(category);
operation.setAmount1(amount);
em.persist(operation);
log.info("Expense: " + date + ", " + account.getName() + ", " + amount);
});
}
private void createAccounts(final Context context) {
persistence.runInTransaction(
em -> {
Account account;
account = metadata.create(Account.class);
account.setName("Credit card");
account.setCurrency(context.rubCurrency);
em.persist(account);
context.accounts.add(account);
account = metadata.create(Account.class);
account.setName("Cash");
account.setCurrency(context.rubCurrency);
em.persist(account);
context.accounts.add(account);
account = metadata.create(Account.class);
account.setName("Deposit");
account.setCurrency(context.rubCurrency);
em.persist(account);
context.accounts.add(account);
account = metadata.create(Account.class);
account.setName("Deposit USD");
account.setCurrency(context.usdCurrency);
em.persist(account);
context.accounts.add(account);
account = metadata.create(Account.class);
account.setName("Deposit EUR");
account.setCurrency(context.eurCurrency);
em.persist(account);
context.accounts.add(account);
});
}
private void cleanupTable(String table) throws SQLException {
QueryRunner runner = new QueryRunner(persistence.getDataSource());
runner.update("delete from " + table);
}