Minecraft:DataFixerUpper

Template:ExclusiveTemplate:Stub Template:Infobox program DataFixerUpper, often abbreviated as DFU, is a library developed and used by Mojang for handling world upgrades and version changes in Template:El. It provides utilities for data fixing, such as Functions with more inputs (3, 4... 16), and serialization, such as codecs, used by various elements across the codebase. The library helps developers update and migrate data entries such as ids and the format of how data is stored.

Packages

Package	Description
com.mojang.serialization	Contains codec and helpers for codecs and serialization in general.
com.mojang.datafixers	Contains the utilities used for data fixing.

History

Version history

Version	Date	Changes
1.0.19	October 5, 2018<ref>Template:Cite</ref>	Initial release
1.0.20	October 16, 2018<ref>Template:Cite</ref>	Fix concurrency and performance issues. Split up bootstrap tasks and submit individual ones to the executor.

See also

• Minecraft:Brigadier: Another open-source library used for parsing and executing Template:El's commands.