docs: private Method findFindByPrimaryKey(Class c)
      {
          Method[] methods = c.getMethods();
  
          for (int i = 0; i < methods.length; ++i)
          {
              if (methods[i].getName().equals("findByPrimaryKey"))
              {
  
                  return methods[i];
              }
          }
  
          return null;
      }