in core/src/main/java/flex/messaging/util/MethodMatcher.java [244:254]
private static boolean isAssignableFrom(Class first, Class second) {
return (first.isAssignableFrom(second)) ||
(first == Integer.TYPE && Integer.class.isAssignableFrom(second)) ||
(first == Double.TYPE && Double.class.isAssignableFrom(second)) ||
(first == Long.TYPE && Long.class.isAssignableFrom(second)) ||
(first == Boolean.TYPE && Boolean.class.isAssignableFrom(second)) ||
(first == Character.TYPE && Character.class.isAssignableFrom(second)) ||
(first == Float.TYPE && Float.class.isAssignableFrom(second)) ||
(first == Short.TYPE && Short.class.isAssignableFrom(second)) ||
(first == Byte.TYPE && Byte.class.isAssignableFrom(second));
}