Java Code Examples for java.util.Currency

public void test_issue79925() {
    NumberFormat nf = NumberFormat.getCurrencyInstance(Locale.US);
    nf.setCurrency(Currency.getInstance("EUR"));
    assertEquals("€50.00", nf.format(50.0));

    DecimalFormatSymbols decimalFormatSymbols = ((DecimalFormat) nf).getDecimalFormatSymbols();
    decimalFormatSymbols.setCurrencySymbol("");
    ((DecimalFormat) nf).setDecimalFormatSymbols(decimalFormatSymbols);
    assertEquals("50.00", nf.format(50.0));

    nf.setCurrency(Currency.getInstance("SGD"));
    assertEquals("SGD50.00", nf.format(50.0));

    nf.setCurrency(Currency.getInstance("SGD"));
    assertEquals("SGD50.00", nf.format(50.00));

    nf.setCurrency(Currency.getInstance("USD"));
    assertEquals("$50.00", nf.format(50.0));

    nf.setCurrency(Currency.getInstance("SGD"));
    assertEquals("SGD50.00", nf.format(50.0));
}
 

public Object getResult(ResultGetter getter) throws SQLException {
        Object result = null;
        
//        if (getter.wasNull()){
//            return null;
//        }
        
        Object value =getter.getObject();
        if (value!=null) {
            String currStr =getter.getString();
            if (StringUtil.isNotBlank(currStr)){
                Currency currency =getCurrency(currStr);
                return currency;
            }
        }
        return result;
    }
 

/**
 * Read a Fare object from the Directions API and convert to a {@link com.google.maps.model.Fare}
 *
 * <pre>{
 *   "currency": "USD",
 *   "value": 6
 * }</pre>
 */
@Override
public Fare read(JsonReader reader) throws IOException {
  if (reader.peek() == JsonToken.NULL) {
    reader.nextNull();
    return null;
  }

  Fare fare = new Fare();
  reader.beginObject();
  while (reader.hasNext()) {
    String key = reader.nextName();
    if ("currency".equals(key)) {
      fare.currency = Currency.getInstance(reader.nextString());
    } else if ("value".equals(key)) {
      // this relies on nextString() being able to coerce raw numbers to strings
      fare.value = new BigDecimal(reader.nextString());
    } else {
      // Be forgiving of unexpected values
      reader.skipValue();
    }
  }
  reader.endObject();

  return fare;
}
 

/**
 * Creates a subscription that is based on a price model using USD as
 * currency.
 * 
 * @param modTime
 *            The time the change to use USD should be performed at.
 * @throws Exception
 */
private void createSubUsingUSD(final long modTime) throws Exception {
    runTX(new Callable<Void>() {
        @Override
        public Void call() throws Exception {
            SupportedCurrency sc = new SupportedCurrency();
            sc.setCurrency(Currency.getInstance("USD"));
            dm.persist(sc);

            Subscription subNew = Subscriptions.createSubscription(dm,
                    Scenario.getCustomer().getOrganizationId(),
                    Scenario.getProduct().getProductId(), "SubUSD",
                    Scenario.getSupplier());
            dm.flush();
            subNew.setHistoryModificationTime(Long.valueOf(modTime));
            PriceModel priceModel = subNew.getPriceModel();
            priceModel.setCurrency(sc);
            priceModel.setHistoryModificationTime(Long.valueOf(modTime));

            return null;
        }
    });
}
 

static void testSerialization() throws Exception {
    Currency currency1 = Currency.getInstance("DEM");

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ObjectOutputStream oStream = new ObjectOutputStream(baos);
    oStream.writeObject(currency1);
    oStream.flush();
    byte[] bytes = baos.toByteArray();

    ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
    ObjectInputStream iStream = new ObjectInputStream(bais);
    Currency currency2 = (Currency) iStream.readObject();

    if (currency1 != currency2) {
        throw new RuntimeException("serialization breaks class invariant");
    }
}
 

@Override
protected NodeTuple representJavaBeanProperty(Object javaBean, Property property,
                                              Object propertyValue, Tag customTag) {
    if (property.getType().equals(Currency.class)) {

        Node node = null;
        if (StringUtils.isBlank(String.valueOf(propertyValue))
            || String.valueOf(propertyValue).equals("null")) {
            node = representScalar(Tag.STR, "null");
        } else {
            node = representScalar(Tag.STR, ((Currency) propertyValue).getCurrencyCode());
        }
        return new NodeTuple(representScalar(Tag.STR, property.getName()), node);
    } else if (property.getType().equals(StackTraceElement[].class)) {
        //Return null to skip theproperty
        return null;
    } else {
        super.getPropertyUtils().setSkipMissingProperties(true);
        return super
            .representJavaBeanProperty(javaBean, property, propertyValue, customTag);
    }
}
 

private Currency determineCurrency(String text, Locale locale) {
	try {
		if (text.length() < 3) {
			// Could not possibly contain a currency code ->
			// try with locale and likely let it fail on parse.
			return Currency.getInstance(locale);
		}
		else if (this.pattern.startsWith(CURRENCY_CODE_PATTERN)) {
			return Currency.getInstance(text.substring(0, 3));
		}
		else if (this.pattern.endsWith(CURRENCY_CODE_PATTERN)) {
			return Currency.getInstance(text.substring(text.length() - 3));
		}
		else {
			// A pattern without a currency code...
			return Currency.getInstance(locale);
		}
	}
	catch (IllegalArgumentException ex) {
		throw new IllegalArgumentException("Cannot determine currency for number value [" + text + "]", ex);
	}
}
 

/**
 * Adjusts the minimum and maximum fraction digits to values that
 * are reasonable for the currency's default fraction digits.
 */
private static void adjustForCurrencyDefaultFractionDigits(
        DecimalFormat format, DecimalFormatSymbols symbols) {
    Currency currency = symbols.getCurrency();
    if (currency == null) {
        try {
            currency = Currency.getInstance(symbols.getInternationalCurrencySymbol());
        } catch (IllegalArgumentException e) {
        }
    }
    if (currency != null) {
        int digits = currency.getDefaultFractionDigits();
        if (digits != -1) {
            int oldMinDigits = format.getMinimumFractionDigits();
            // Common patterns are "#.##", "#.00", "#".
            // Try to adjust all of them in a reasonable way.
            if (oldMinDigits == format.getMaximumFractionDigits()) {
                format.setMinimumFractionDigits(digits);
                format.setMaximumFractionDigits(digits);
            } else {
                format.setMinimumFractionDigits(Math.min(digits, oldMinDigits));
                format.setMaximumFractionDigits(digits);
            }
        }
    }
}
 

@Generated(value = "com.sun.tools.xjc.Driver", date = "2018-10-12T02:55:25+02:00", comments = "JAXB RI v2.2.11")
public StringBuilder appendFields(ObjectLocator locator, StringBuilder buffer, ToStringStrategy2 strategy) {
    {
        BigDecimal theValue;
        theValue = this.getValue();
        strategy.appendField(locator, this, "value", buffer, theValue, (this.value!= null));
    }
    {
        PricePeriodValue thePeriod;
        thePeriod = this.getPeriod();
        strategy.appendField(locator, this, "period", buffer, thePeriod, (this.period!= null));
    }
    {
        Currency theCurrency;
        theCurrency = this.getCurrency();
        strategy.appendField(locator, this, "currency", buffer, theCurrency, (this.currency!= null));
    }
    return buffer;
}
 

/**
 * Validates that the given value contains an currency ISO code.
 * 
 * @param context
 *            FacesContext for the request we are processing
 * @param component
 *            UIComponent we are checking for correctness
 * @param value
 *            the value to validate
 * @throws ValidatorException
 *             if validation fails
 */
public void validate(FacesContext facesContext, UIComponent component,
        Object value) throws ValidatorException {
    if (value == null) {
        return;
    }
    String currencyCode = value.toString();
    if (currencyCode.length() == 0) {
        return;
    }
    try {
        Currency.getInstance(currencyCode);
    } catch (IllegalArgumentException e) {
        String label = JSFUtils.getLabel(component);
        ValidationException ve = new ValidationException(
                ReasonEnum.INVALID_CURRENCY, label,
                new Object[] { currencyCode });
        String text = JSFUtils.getText(ve.getMessageKey(),
                new Object[] { currencyCode }, facesContext);
        throw new ValidatorException(new FacesMessage(
                FacesMessage.SEVERITY_ERROR, text, null));
    }
}
 

/**
 * Adjusts the minimum and maximum fraction digits to values that
 * are reasonable for the currency's default fraction digits.
 */
private static void adjustForCurrencyDefaultFractionDigits(
        DecimalFormat format, DecimalFormatSymbols symbols) {
    Currency currency = symbols.getCurrency();
    if (currency == null) {
        try {
            currency = Currency.getInstance(symbols.getInternationalCurrencySymbol());
        } catch (IllegalArgumentException e) {
        }
    }
    if (currency != null) {
        int digits = currency.getDefaultFractionDigits();
        if (digits != -1) {
            int oldMinDigits = format.getMinimumFractionDigits();
            // Common patterns are "#.##", "#.00", "#".
            // Try to adjust all of them in a reasonable way.
            if (oldMinDigits == format.getMaximumFractionDigits()) {
                format.setMinimumFractionDigits(digits);
                format.setMaximumFractionDigits(digits);
            } else {
                format.setMinimumFractionDigits(Math.min(digits, oldMinDigits));
                format.setMaximumFractionDigits(digits);
            }
        }
    }
}
 

public static NumberFormat newCurrencyFormat(Context context, Currency currency, Locale displayLocale) {
        Log.d(TAG, "newCurrencyFormat");
        NumberFormat retVal = NumberFormat.getCurrencyInstance(displayLocale);
        retVal.setCurrency(currency);

        //The default JDK handles situations well when the currency is the default currency for the locale
//        if (currency.equals(Currency.getInstance(displayLocale))) {
//            Log.d(TAG, "Let the JDK handle this");
//            return retVal;
//        }

        //otherwise we need to "fix things up" when displaying a non-native currency
        if (retVal instanceof DecimalFormat) {
            DecimalFormat decimalFormat = (DecimalFormat) retVal;
            String correctedI18NSymbol = getCorrectedInternationalCurrencySymbol(context, currency, displayLocale);
            if (correctedI18NSymbol != null) {
                DecimalFormatSymbols dfs = decimalFormat.getDecimalFormatSymbols(); //this returns a clone of DFS
                dfs.setInternationalCurrencySymbol(correctedI18NSymbol);
                dfs.setCurrencySymbol(correctedI18NSymbol);
                decimalFormat.setDecimalFormatSymbols(dfs);
            }
        }

        return retVal;
    }
 

static void testSerialization() throws Exception {
    Currency currency1 = Currency.getInstance("DEM");

    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ObjectOutputStream oStream = new ObjectOutputStream(baos);
    oStream.writeObject(currency1);
    oStream.flush();
    byte[] bytes = baos.toByteArray();

    ByteArrayInputStream bais = new ByteArrayInputStream(bytes);
    ObjectInputStream iStream = new ObjectInputStream(bais);
    Currency currency2 = (Currency) iStream.readObject();

    if (currency1 != currency2) {
        throw new RuntimeException("serialization breaks class invariant");
    }
}
 

/**
 * A wrapper around <code>Currency.getInstance</code> that returns null
 * instead of throwing <code>IllegalArgumentException</code>
 * if the specified Currency does not exist in this JVM.
 *
 * @see Currency#getInstance(String)
 */
public static Currency getCurrency(final String code) {
  try {
    return Currency.getInstance(code);
  } catch (IllegalArgumentException e) {
    /* :NOOP: */
  }
  return null;
}
 

@JsonCreator(mode = JsonCreator.Mode.PROPERTIES)
public Money(@JsonProperty("currency") String currency,
             @JsonProperty("amount") Integer amount,
             @JsonProperty("scale") Integer scale) {
    this.currency = Currency.getInstance(currency).getCurrencyCode();
    this.amount = amount;
    this.scale = scale;
    this.amountAsBigDecimal = new BigDecimal(amount).movePointLeft(2).setScale(scale);
}
 

@Override
public <X> Currency wrap(X value, WrapperOptions options) {
	if ( value == null ) {
		return null;
	}
	if ( String.class.isInstance( value ) ) {
		return Currency.getInstance( (String) value );
	}
	throw unknownWrap( value.getClass() );
}
 

static void testInvalidCurrency(String currencyCode) {
    boolean gotException = false;
    try {
        Currency currency = Currency.getInstance(currencyCode);
    } catch (IllegalArgumentException e) {
        gotException = true;
    }
    if (!gotException) {
        throw new RuntimeException("didn't get specified exception");
    }
}
 

@OnClick(R.id.button_system_currencies)
void selectSystemCurrencyClick() {
    CabbageManager.getInstance().showSelectSystemCurrencyDialog(getActivity(), new CabbageManager.OnSelectCurrencyListener() {
        @Override
        public void OnSelectCurrency(Currency selectedCurrency) {
            editTextName.setText(selectedCurrency.getDisplayName());
            editTextCode.setText(selectedCurrency.getCurrencyCode());
            editTextSymbol.setText(selectedCurrency.getSymbol());
        }
    });
}
 

public Double convertTo(Currency from, Double value)
{
	if(value==null)
		return 0.0;
	
	return convert(from.getCurrencyCode(),getCurrentCurrency().getCurrencyCode(), value);
}
 

@Override
protected void doSetValue(String value) {
    if (StringUtils.isBlank(value)) {
        label.setValue("");
    } else {
        Currency currency = CurrencyUtils.getInstance(value);
        label.setValue(String.format("%s (%s)", currency.getDisplayName(UserUIContext.getUserLocale()), currency.getCurrencyCode()));
    }
}
 

/**
 * Performs a currency conversion & unit conversion.
 *
 * @param exchangeRate       Exchange rate to apply.
 * @param sourceCurrencyCode The source currency code.
 * @param sourceAmount       The source amount.
 * @param targetCurrencyCode The target currency code.
 * @return The converted indexable units after the exchange rate and currency fraction digits are applied.
 */
public static long convertAmount(double exchangeRate, String sourceCurrencyCode, long sourceAmount, String targetCurrencyCode) {
  if (targetCurrencyCode.equals(sourceCurrencyCode)) {
    return sourceAmount;
  }

  int sourceFractionDigits = Currency.getInstance(sourceCurrencyCode).getDefaultFractionDigits();
  Currency targetCurrency = Currency.getInstance(targetCurrencyCode);
  int targetFractionDigits = targetCurrency.getDefaultFractionDigits();
  return convertAmount(exchangeRate, sourceFractionDigits, sourceAmount, targetFractionDigits);
}
 

@Test
public void testSet3CompatibleProducts_2compatible1FreeOfCharge()
        throws Exception {
    runTX(new Callable<Void>() {
        @Override
        public Void call() throws Exception {
            SupportedCurrency sc = new SupportedCurrency();
            sc.setCurrency(Currency.getInstance("USD"));
            mgr.persist(sc);
            return null;
        }
    });
    VOTechnicalService techProduct = createTechnicalProduct(svcProv);
    container.login(supplierUserKey, ROLE_SERVICE_MANAGER,
            ROLE_TECHNOLOGY_MANAGER);
    VOServiceDetails product1 = createProduct(techProduct, "product1",
            svcProv);
    publishToLocalMarketplaceSupplier(product1, mpSupplier);
    VOServiceDetails product2 = createProduct(techProduct, "product2",
            svcProv);
    publishToLocalMarketplaceSupplier(product2, mpSupplier);
    VOServiceDetails product3 = createProduct(techProduct, "product3",
            svcProv);
    publishToLocalMarketplaceSupplier(product3, mpSupplier);

    VOPriceModel priceModel1 = createChargeablePriceModel();
    priceModel1.setCurrencyISOCode(USD);
    priceModel1.setType(PriceModelType.FREE_OF_CHARGE);
    VOPriceModel priceModel2 = createChargeablePriceModel();
    priceModel2.setCurrencyISOCode(USD);
    VOPriceModel priceModel3 = createChargeablePriceModel();
    product1 = svcProv.savePriceModel(product1, priceModel1);
    product2 = svcProv.savePriceModel(product2, priceModel2);
    product3 = svcProv.savePriceModel(product3, priceModel3);

    svcProv.setCompatibleServices(product1,
            Arrays.asList((VOService) product2, product3));
}
 

private static Currency getCurrency(JsonNode node) {
  String currencyStr = StringUtils.trimToNull(node.path(CURRENCY_FIELD_NAME).asText());
  if (currencyStr == null) {
    return DEFAULT_CURRENCY;
  }

  return Currency.getInstance(currencyStr);
}
 

private static void testCurrencyDefined(String currencyCode, int digits) {
    Currency currency = Currency.getInstance(currencyCode);
    if (currency.getDefaultFractionDigits() != digits) {
        throw new RuntimeException("[" + currencyCode
                + "] expected: " + digits
                + "; got: " + currency.getDefaultFractionDigits());
    }
}
 

/**
 * Test method for
 * {@link javax.money.Monetary#getCurrency(java.lang.String, String...)} .
 */
@Test
public void testCurrencyValues() {
	Currency jdkCurrency = Currency.getInstance("CHF");
	CurrencyUnit cur = Monetary.getCurrency("CHF");
	assertNotNull(cur);
	assertEquals(jdkCurrency.getCurrencyCode(), cur.getCurrencyCode());
	assertEquals(jdkCurrency.getNumericCode(), cur.getNumericCode());
	assertEquals(jdkCurrency.getDefaultFractionDigits(),
			cur.getDefaultFractionDigits());
}
 

static void testNumericCode(String currencyCode, int expectedNumeric) {
    int numeric = Currency.getInstance(currencyCode).getNumericCode();
    if (numeric != expectedNumeric) {
        throw new RuntimeException("Wrong numeric code for currency " +
                currencyCode +": expected " + expectedNumeric +
                ", got " + numeric);
    }
}
 

@Test
public void shouldReturnNullWhenFromStringAndValueIsNull() {
    // when
    Currency converted = converter.fromString(Currency.class, null, emptyMap());

    // then
    assertThat(converted).isNull();
}
 

@Generated(value = "com.sun.tools.xjc.Driver", date = "2018-10-12T02:48:12+02:00", comments = "JAXB RI v2.2.11")
public Object copyTo(ObjectLocator locator, Object target, CopyStrategy2 strategy) {
    final Object draftCopy = ((target == null)?createNewInstance():target);
    if (draftCopy instanceof AdditionalCostsType) {
        final AdditionalCostsType copy = ((AdditionalCostsType) draftCopy);
        {
            Boolean valueShouldBeCopiedAndSet = strategy.shouldBeCopiedAndSet(locator, (this.value!= null));
            if (valueShouldBeCopiedAndSet == Boolean.TRUE) {
                BigInteger sourceValue;
                sourceValue = this.getValue();
                BigInteger copyValue = ((BigInteger) strategy.copy(LocatorUtils.property(locator, "value", sourceValue), sourceValue, (this.value!= null)));
                copy.setValue(copyValue);
            } else {
                if (valueShouldBeCopiedAndSet == Boolean.FALSE) {
                    copy.value = null;
                }
            }
        }
        {
            Boolean currencyShouldBeCopiedAndSet = strategy.shouldBeCopiedAndSet(locator, (this.currency!= null));
            if (currencyShouldBeCopiedAndSet == Boolean.TRUE) {
                Currency sourceCurrency;
                sourceCurrency = this.getCurrency();
                Currency copyCurrency = ((Currency) strategy.copy(LocatorUtils.property(locator, "currency", sourceCurrency), sourceCurrency, (this.currency!= null)));
                copy.setCurrency(copyCurrency);
            } else {
                if (currencyShouldBeCopiedAndSet == Boolean.FALSE) {
                    copy.currency = null;
                }
            }
        }
    }
    return draftCopy;
}
 

public void testCompositeUserType() {
	Session s = openSession();
	org.hibernate.Transaction t = s.beginTransaction();
	
	Transaction tran = new Transaction();
	tran.setDescription("a small transaction");
	tran.setValue( new MonetoryAmount( new BigDecimal(1.5), Currency.getInstance("USD") ) );
	s.persist(tran);
	
	List result = s.createQuery("from Transaction tran where tran.value.amount > 1.0 and tran.value.currency = 'USD'").list();
	assertEquals( result.size(), 1 );
	tran.getValue().setCurrency( Currency.getInstance("AUD") );
	result = s.createQuery("from Transaction tran where tran.value.amount > 1.0 and tran.value.currency = 'AUD'").list();
	assertEquals( result.size(), 1 );
	
	if ( !(getDialect() instanceof HSQLDialect) && ! (getDialect() instanceof Oracle9Dialect) ) {
	
		result = s.createQuery("from Transaction txn where txn.value = (1.5, 'AUD')").list();
		assertEquals( result.size(), 1 );
		result = s.createQuery("from Transaction where value = (1.5, 'AUD')").list();
		assertEquals( result.size(), 1 );
		
	}
	
	s.delete(tran);
	t.commit();
	s.close();
}
 

static void testSymbol(String currencyCode, Locale locale, String expectedSymbol) {
    String symbol = Currency.getInstance(currencyCode).getSymbol(locale);
    if (!symbol.equals(expectedSymbol)) {
        throw new RuntimeException("Wrong symbol for currency " +
                currencyCode +": expected " + expectedSymbol +
                ", got " + symbol);
    }
}