# Package net.minecraft.world.storage

- Interface Summary
  Interface | Description
  --- | ---
  IPlayerFileData |
  ISaveFormat |
  ISaveHandler |
  IThreadedFileIO |

- Class Summary
  Class | Description
  --- | ---
  DerivedWorldInfo |
  MapCoord |
  MapData |
  MapInfo |
  MapStorage |
  SaveFormatComparator |
  SaveFormatOld |
  SaveHandler |
  SaveHandlerMP |
  ThreadedFileIOBase |
  WorldInfo |