code: private static Map<String, PropertyAccessor> _getAccessors(
                      final Class<?> clazz
                      )
      {
          Map<String, PropertyAccessor>  accessors = null;
  
          synchronized (_ACCESSORS_REG_) {
              accessors = _ACCESSORS_REG_.get( clazz );
              if (accessors == null) {
                  accessors = PropertyAccessor.findAll( clazz );
                  _ACCESSORS_REG_.put( clazz, accessors );
              }
          }
  
          return accessors;
      }
docs: Returns an accessor list for the specified class.
  The result list is cached for future use.