This is a high level, non-exhaustive overview on how to migrate your mod from 1.18.x to 1.19.x using Forge.
This primer is licensed under the Creative Commons Attribution 4.0 International, so feel free to use it as a reference and leave a link so that other readers can consume the primer.
If there's any incorrect or missing information, please leave a comment below. Thanks!
Mojang changed their minor version strategy from 1.19.3 onwards, so to properly update past 1.19.2, please refer to the below primers:
- Registry changes
- Removal of IForgeRegistryEntry and no more unique registry types
- NewRegistryEvent and RegisterEvent
- @ObjectHolder now requires registry to be passed in
- Component is now simply mutable with the ComponentContents changing for literal, translatable, etc.
- IExtensionPoint changes
- displayTest can now be set through the mods.toml
- DataProvider#run now takes in a CachedOutput rather than a HashCache
- IGlobalLootModifier now takes in and returns an ObjectArrayList rather than a List
- BannerPatterns now have their own registry (also CatVariant, PaintingVariant, and Instrument)
- BannerPattern should be registered to the registry and put in the
minecraft:no_item_requiredtag if they don't have an accompanyingBannerPatternItem
- BannerPattern should be registered to the registry and put in the
- Biome Modifiers replacing the BiomeLoadingEvent
- Client refactor: https://gist.github.com/amadornes/cead90457e766f6d4294cb6b812f91dc
- GLMs now use codecs instead of a serializer interface