code: public static Object getFieldValue(final Object object, final String fieldName) {
          return getFieldValue(object, object.getClass(), fieldName);
      }
docs: Get the value of a given field on a given object via reflection.
  
  @param object
  -- target object of field access
  @param fieldName
  -- name of the field
  @return -- the value of the represented field in object; primitive values
  are wrapped in an appropriate object before being returned