public static synchronized long parseQuantity(String string) throws ParseException
	{
		int multiplier = getMultiplier(string);
		float parsedValue = NUMBER_FORMATTER.parse(string).floatValue();
		return (long) (parsedValue * multiplier);
	}
@Test
	public void stackSizeToQuantity() throws ParseException
	{
		assertEquals(0, QuantityFormatter.parseQuantity("0"));
		assertEquals(907, QuantityFormatter.parseQuantity("907"));
		assertEquals(1200, QuantityFormatter.parseQuantity("1200"));
		assertEquals(10_500, QuantityFormatter.parseQuantity("10,500"));
		assertEquals(10_500, QuantityFormatter.parseQuantity("10.5K"));
		assertEquals(33_560_000, QuantityFormatter.parseQuantity("33.56M"));
		assertEquals(2_000_000_000, QuantityFormatter.parseQuantity("2B"));

		assertEquals(0, QuantityFormatter.parseQuantity("-0"));
		assertEquals(-400, QuantityFormatter.parseQuantity("-400"));
		assertEquals(-400_000, QuantityFormatter.parseQuantity("-400k"));
		assertEquals(-40_543_000, QuantityFormatter.parseQuantity("-40.543M"));

		try
		{
			QuantityFormatter.parseQuantity("0L");
			fail("Should have thrown an exception for invalid suffix.");
		}
		catch (ParseException ignore)
		{
		}

		try
		{
			QuantityFormatter.parseQuantity("badstack");
			fail("Should have thrown an exception for improperly formatted stack.");
		}
		catch (ParseException ignore)
		{
		}
	}