public static int compareWithConversion()

in wicket-util/src/main/java/org/apache/wicket/util/lang/Objects.java [224:278]

47 lines of code
15 McCabe index (conditional complexity)


	public static int compareWithConversion(final Object v1, final Object v2)
	{
		int result;

		if (v1 == v2)
		{
			result = 0;
		}
		else
		{
			int t1 = getNumericType(v1), t2 = getNumericType(v2), type = getNumericType(t1, t2,
				true);

			switch (type)
			{
				case BIGINT :
					result = bigIntValue(v1).compareTo(bigIntValue(v2));
					break;

				case BIGDEC :
					result = bigDecValue(v1).compareTo(bigDecValue(v2));
					break;

				case NONNUMERIC :
					if ((t1 == NONNUMERIC) && (t2 == NONNUMERIC))
					{
						if ((v1 instanceof Comparable) &&
							v1.getClass().isAssignableFrom(v2.getClass()))
						{
							result = ((Comparable)v1).compareTo(v2);
							break;
						}
						else
						{
							throw new IllegalArgumentException("invalid comparison: " +
								v1.getClass().getName() + " and " + v2.getClass().getName());
						}
					}
					// else fall through
				case FLOAT :
				case DOUBLE :
					double dv1 = doubleValue(v1),
					dv2 = doubleValue(v2);

					return (dv1 == dv2) ? 0 : ((dv1 < dv2) ? -1 : 1);

				default :
					long lv1 = longValue(v1),
					lv2 = longValue(v2);

					return (lv1 == lv2) ? 0 : ((lv1 < lv2) ? -1 : 1);
			}
		}
		return result;
	}