+ public List<Currency> getCurrencies() {
+ SQLiteDatabase db = App.getDatabase();
+
+ ArrayList<Currency> result = new ArrayList<>();
+
+ try (Cursor c = db.rawQuery("SELECT c.id, c.name, c.position, c.has_gap FROM currencies c",
+ new String[]{}))
+ {
+ while (c.moveToNext()) {
+ Currency currency = new Currency(c.getInt(0), c.getString(1),
+ Currency.Position.valueOf(c.getInt(2)), c.getInt(3) == 1);
+ result.add(currency);
+ }
+ }
+
+ return result;
+ }
+ Currency loadCurrencyByName(String name) {
+ SQLiteDatabase db = App.getDatabase();
+ Currency result = tryLoadCurrencyByName(db, name);
+ if (result == null)
+ throw new RuntimeException(String.format("Unable to load currency '%s'", name));
+ return result;
+ }
+ private Currency tryLoadCurrencyByName(SQLiteDatabase db, String name) {
+ try (Cursor cursor = db.rawQuery(
+ "SELECT c.id, c.name, c.position, c.has_gap FROM currencies c WHERE c.name=?",
+ new String[]{name}))
+ {
+ if (cursor.moveToFirst()) {
+ return new Currency(cursor.getInt(0), cursor.getString(1),
+ Currency.Position.valueOf(cursor.getInt(2)), cursor.getInt(3) == 1);
+ }
+ return null;
+ }
+ }