Method compare

src/main/java/groovy/util/OrderBy.java:108–123

{@inheritDoc}

(T object1, T object2)

    /** {@inheritDoc} */
    @Override
    public int compare(T object1, T object2) {
        for (Closure closure : closures) {
            Object value1 = closure.call(object1);
            Object value2 = closure.call(object2);
            int result;
            if (!equalityCheck || (value1 instanceof Comparable && value2 instanceof Comparable)) {
                result = numberAwareComparator.compare(value1, value2);
            } else {
                result = DefaultTypeTransformation.compareEqual(value1, value2) ? 0 : -1;
            }
            if (result == 0) continue;
            return result;
        }
        return 0;
    }

    /**
     * Indicates whether equality-only comparison is enabled for non-comparable values.