code: def _ParseLeak(
        self, parser_mediator, cache_directories, msiecf_item, recovered=False):
      
      # TODO: add support for possible last cache synchronization date and time.
      date_time = dfdatetime_semantic_time.SemanticTime('Not set')
  
      event_data = MSIECFLeakEventData()
      event_data.cached_filename = msiecf_item.filename
      event_data.cached_file_size = msiecf_item.cached_file_size
      event_data.cache_directory_index = msiecf_item.cache_directory_index
      event_data.offset = msiecf_item.offset
      event_data.recovered = recovered
  
      if (event_data.cache_directory_index >= 0 and
          event_data.cache_directory_index < len(cache_directories)):
        event_data.cache_directory_name = (
            cache_directories[event_data.cache_directory_index])
  
      event = time_events.DateTimeValuesEvent(
          date_time, definitions.TIME_DESCRIPTION_NOT_A_TIME)
      parser_mediator.ProduceEventWithEventData(event, event_data)
docs: Extract data from a MSIE Cache Files (MSIECF) leak item.
  
      Every item is stored as an event object, one for each timestamp.
  
      Args:
        parser_mediator (ParserMediator): mediates interactions between parsers
            and other components, such as storage and dfvfs.
        cache_directories (list[str]): cache directory names.
        msiecf_item (pymsiecf.leak): MSIECF leak item.
        recovered (Optional[bool]): True if the item was recovered.