docs: public static Field findField(String className, String fieldName) throws ClassNotFoundException {
          JavaClass jclass = Repository.lookupClass(className);
  
          while (jclass != null) {
              Field[] fieldList = jclass.getFields();
              for (Field field : fieldList) {
                  if (field.getName().equals(fieldName)) {
                      return field;
                  }
              }
  
              jclass = jclass.getSuperClass();
          }
  
          return null;
      }