public Class<?> genericType() {
            Type type = field.getGenericType();
            return ReflectionUtils.determineGenericsType(type);
        }
Internal class that directly accesses the field via reflection. The getter/setter methods for the field are bypassed
and will NOT be invoked. Private fields are accessible by Dozer. Only intended for internal use.
core/src/main/java/com/github/dozermapper/core/propertydescriptor/FieldPropertyDescriptor.java