Deprecated API
Contents
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Terminally Deprecated ElementsElementDescriptionNeo: Use
CrashReportCategory.setStackTrace(StackTraceElement[])instead.Neo: The additional mod ID parameter is unused; use the one-parameter constructor instead.Neo: Avoid using this method to get the mod ID, as this method will be removed in 1.21.2.Planned on being removed in 1.21.1 due to extreme maintenance burden to make this event fire consistently for most screens.Please migrate toItemModels, or if this is not possible contact us at NeoForge.Use extension methods inIGuiGraphicsExtensioninsteadUseinsteadinvalid reference
GuiGraphics#blit(ResourceLocation, int, int, int, int, int, int)ExtendExtendedUnbakedModeldirectly instead, and useSimpleBakedModel.Builderif appropriate.UseSimpleBakedModel.Builderinstead.UseKeyModifier.getActiveModifiers()instead.Use a data component/attachment to store info, orEntity.load(CompoundTag)as a replacement.Use a data component/attachment to store info. (Entity.setData(AttachmentType, Object))UseTagBuilder.remove(TagEntry)instead.UseITagBuilderExtension.removeElement(ResourceLocation)instead.UseITagBuilderExtension.removeElement(ResourceLocation)instead.UseFluidStack.getHoverName()instead.PreferFluidStack.getHoverName().
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Deprecated Interfaces
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Deprecated ClassesClassDescriptionForge: Use
DatapackBuiltinEntriesProviderinsteadPlanned on being removed in 1.21.1 due to extreme maintenance burden to make this event fire consistently for most screens.Use extension methods inIGuiGraphicsExtensioninsteadExtendExtendedUnbakedModeldirectly instead, and useSimpleBakedModel.Builderif appropriate.
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Deprecated Enum Classes
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Deprecated Record ClassesRecord ClassDescription
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Deprecated FieldsFieldDescriptionForge: Use
PresetEditorManager.get(ResourceKey)instead.Neo: use thedata mapinsteadNeo: use thedata mapinsteadNeo: useLivingEntity.PLAYER_NOT_WEARING_DISGUISE_ITEM_FOR_TARGETwith target info insteadNeoforge: useIPlayerExtension.mayFly()to read andNeoForgeMod.CREATIVE_FLIGHTAttribute to modifyForge: This map is patched out of vanilla code. Listen toBlockEvent.BlockToolModificationEventor overrideIBlockExtension.getToolModifiedState(BlockState, UseOnContext, net.neoforged.neoforge.common.ItemAbility, boolean).Use theinverse mapgenerated from the data map, this field will be ignored in a future versionNeo: Use thedata map, this field will be ignored in a future versionNeo: Use thecompostabledata map insteadNeo: Usethe data map, this field will be ignored in a future versionNeo: Use theinverse mapgenerated from the data map, this field will be ignored in a future versionNeo: use thedata mapinstead.
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Deprecated MethodsMethodDescriptionNeo: call
Camera.setRotation(float, float, float)insteadRegister viaRegisterColorHandlersEvent.BlockNeo: UseIAbstractWidgetExtension.onClick(double, double, int)instead.Neo: UseBakedGlyph.renderType(Font.DisplayMode, boolean)insteaduseRegisterMenuScreensEventinsteadRegister viaRegisterParticleProvidersEventRegister viaRegisterParticleProvidersEventRegister viaRegisterParticleProvidersEventNeo: use overload that accepts BlockStateNeo: useUnbakedModelParser.parse(Reader)insteadForge: UseIBakedModelExtension.getRenderPasses(ItemStack)and.invalid reference
net.minecraft.client.resources.model.BakedModel#getRenderTypes(ItemStack)Set your render type in your block model's JSON (eg."render_type": "cutout") or overrideIBakedModelExtension.getRenderTypes(BlockState, net.minecraft.util.RandomSource, net.neoforged.neoforge.client.model.data.ModelData)Set your render type in your block model's JSON (eg."render_type": "cutout") or overrideIBakedModelExtension.getRenderTypes(BlockState, net.minecraft.util.RandomSource, net.neoforged.neoforge.client.model.data.ModelData)Set your render type in your block model's JSON (eg."render_type": "cutout") or overrideIBakedModelExtension.getRenderTypes(BlockState, net.minecraft.util.RandomSource, net.neoforged.neoforge.client.model.data.ModelData)Forge: Use variant with RenderTypeGroupForge: For internal use only. Use the Register events when registering values.Neo: UseCrashReportCategory.setStackTrace(StackTraceElement[])instead.Neo: Avoid using this method to get the mod ID, as this method will be removed in 1.21.2.Forge: UseRegisterGameTestsEventto register game testsForge: UseRegisterGameTestsEventto register game testsForge: UseRegisterGameTestsEventto register game testsUseBundlerInfo.unbundlePacket(Packet, Consumer, io.netty.channel.ChannelHandlerContext)instead, as it supports packet filtering and is more efficient.Neo: use overload with ConnectionType contextNeoForge: UseNeoForgeRegistries.ENTITY_DATA_SERIALIZERSinsteadUseServerCommonPacketListenerImpl.createCookie(ClientInformation, net.neoforged.neoforge.network.connection.ConnectionType)instead, keeping the connection type information available.Neo: Use.invalid reference
net.neoforged.neoforge.client.event.AddClientReloadListenerEventForge: Userider sensitive versionNeo: useLivingEntity.travelInFluid(Vec3, FluidState)insteadNeo:Player.getDestroySpeed(BlockState, BlockPos)insteadNeo: Modders should useRegisterSpawnPlacementsEventinstead.Neo: useFeatureFlagRegistry.Builder.create(ResourceLocation, boolean)insteadForge: useCreativeModeTab.builder()Neo: UseIItemStackExtension.isPrimaryItemFor(Holder)This method does not respectIItemStackExtension.supportsEnchantment(Holder)since theHolderis not available, which makes the result of calling it invalid.Neo: UseEnchantmentHelper.getTagEnchantmentLevel(Holder, ItemStack)for NBT enchantments, orIItemStackExtension.getEnchantmentLevel(Holder)for gameplay.Neo: do not use, usethe eventinsteadNeo: Useinvalid reference
net.neoforged.neoforge.client.util.TooltipUtil#addAttributeTooltipsNeo: UseItemStack.getTagEnchantments()for NBT enchantments, orIItemStackExtension.getAllEnchantments(net.minecraft.core.HolderLookup.RegistryLookup<net.minecraft.world.item.enchantment.Enchantment>)for gameplay.Forge: Use damage source sensitive versionUse ItemStack sensitive versionProjectileWeaponItem.getAllSupportedProjectiles(ItemStack)Use ItemStack sensitive versionProjectileWeaponItem.getSupportedHeldProjectiles(ItemStack)NeoForge: UseRarity.getStyleModifier()Forge: UseBaseRailBlock.getRailDirection(BlockState, BlockGetter, BlockPos, net.minecraft.world.entity.vehicle.AbstractMinecart)for enhanced ability If you do change this property be aware that other functions in this/subclasses may break as they can make assumptions about this propertyNeo: use overload with level context insteadUse IItemHandler capability instead. To preserve Container-specific interactions, useHopperBlockEntity.getContainerOrHandlerAt(net.minecraft.world.level.Level, net.minecraft.core.BlockPos, net.minecraft.core.Direction)and handle both cases.Neo: UseIBlockStateExtension.getLightEmission(BlockGetter, BlockPos)insteadnet.minecraft.world.level.levelgen.synth.ImprovedNoise.noise(double, double, double, double, double) Neo: use overload with level context insteadForge: UseFlowingFluid.canConvertToSource(FluidState, ServerLevel, BlockPos)instead.Forge: useLavaFluid.isFlammable(LevelReader,BlockPos,Direction)insteadnet.minecraft.world.level.storage.loot.LootTable.getRandomItemsRaw(LootContext, Consumer<ItemStack>) Please migrate toItemModels, or if this is not possible contact us at NeoForge.Useinsteadinvalid reference
GuiGraphics#blit(ResourceLocation, int, int, int, int, int, int)UseKeyModifier.getActiveModifiers()instead.Use a data component/attachment to store info, orEntity.load(CompoundTag)as a replacement.Use a data component/attachment to store info. (Entity.setData(AttachmentType, Object))UseTagBuilder.remove(TagEntry)instead.UseITagBuilderExtension.removeElement(ResourceLocation)instead.UseITagBuilderExtension.removeElement(ResourceLocation)instead.UseFluidStack.getHoverName()instead.PreferFluidStack.getHoverName().Vanilla has deprecated intrusive holders and is in the process of moving away from them, you should not use this unless you have no better option.
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Deprecated ConstructorsConstructorDescriptionUse
CommonListenerCookie(GameProfile, WorldSessionTelemetryManager, RegistryAccess.Frozen, FeatureFlagSet, String, ServerData, Screen, Map, ChatComponent.State, Map, ServerLinks, net.neoforged.neoforge.network.connection.ConnectionType)instead,to indicate whether the connection is modded.Neo: useModelBakery(EntityModelSet, Map, Map, Map, UnbakedModel, Map)ModelBakery instead}Neo: useBakingResult(BakedModel, Map, ItemModel, Map, Map, Map)} insteadForge: Use variant with RenderTypeGroupForge: Use the mod id variantForge: Use the mod id variantnet.minecraft.data.tags.CatVariantTagsProvider(PackOutput, CompletableFuture<HolderLookup.Provider>) Forge: Use the mod id variantnet.minecraft.data.tags.DamageTypeTagsProvider(PackOutput, CompletableFuture<HolderLookup.Provider>) Forge: Use the mod id variantForge: Use the mod id variantnet.minecraft.data.tags.EntityTypeTagsProvider(PackOutput, CompletableFuture<HolderLookup.Provider>) Forge: Use the mod id variantForge: Use the mod id variantForge: Use the mod id variantNeo: Use the mod id variantnet.minecraft.data.tags.InstrumentTagsProvider(PackOutput, CompletableFuture<HolderLookup.Provider>) Forge: Use the mod id variantForge: Use the mod id variantForge: Use the mod id variantForge: Use the mod id variantForge: Use the mod id variantForge: Use the mod id variantForge: Use the mod id variantNeo: The additional mod ID parameter is unused; use the one-parameter constructor instead.Forge: Use the mod id variantNeo: use overload with ConnectionType contextUseCommonListenerCookie(GameProfile, int, ClientInformation, boolean, net.neoforged.neoforge.network.connection.ConnectionType)instead, to indicate whether the connection is modded.Neo: useMetadata(Component,PackCompatibility,FeatureFlagSet,List,boolean)insteadForge: UseTagFile(List, boolean, List)which has support for remove entries.Neo: useFeatureFlag(FeatureFlagUniverse, int, int, boolean)insteadNeo: use constructor with additional data insteadNeo: use the constructorto support conditionsinvalid reference
with a default value and id setter