diff options
Diffstat (limited to 'patches/server/1037-General-ItemMeta-fixes.patch')
-rw-r--r-- | patches/server/1037-General-ItemMeta-fixes.patch | 1498 |
1 files changed, 1498 insertions, 0 deletions
diff --git a/patches/server/1037-General-ItemMeta-fixes.patch b/patches/server/1037-General-ItemMeta-fixes.patch new file mode 100644 index 0000000000..052b5dc3ba --- /dev/null +++ b/patches/server/1037-General-ItemMeta-fixes.patch @@ -0,0 +1,1498 @@ +From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 +From: Jake Potrebic <[email protected]> +Date: Sat, 27 Apr 2024 20:56:17 -0700 +Subject: [PATCH] General ItemMeta fixes + +== AT == +private-f net/minecraft/world/item/ItemStack components +public net/minecraft/world/food/FoodProperties DEFAULT_EAT_SECONDS +public org/bukkit/craftbukkit/block/CraftBlockStates getBlockState(Lorg/bukkit/World;Lnet/minecraft/core/BlockPos;Lnet/minecraft/world/level/block/state/BlockState;Lnet/minecraft/world/level/block/entity/BlockEntity;)Lorg/bukkit/craftbukkit/block/CraftBlockState; +public net/minecraft/world/level/block/entity/BlockEntity saveId(Lnet/minecraft/nbt/CompoundTag;)V + +diff --git a/src/main/java/net/minecraft/world/item/ItemStack.java b/src/main/java/net/minecraft/world/item/ItemStack.java +index 8e2b3dd109dca3089cbce82cd3788874613a3230..893efb2c4a07c33d41e934279dd914a9dbd4ef79 100644 +--- a/src/main/java/net/minecraft/world/item/ItemStack.java ++++ b/src/main/java/net/minecraft/world/item/ItemStack.java +@@ -414,7 +414,7 @@ public final class ItemStack implements DataComponentHolder { + } finally { + world.captureBlockStates = false; + } +- DataComponentPatch newData = this.getComponentsPatch(); ++ DataComponentPatch newData = this.components.asPatch(); // Paper - Directly access components as patch instead of getComponentsPatch as said method yields EMPTY on items with count 0 + int newCount = this.getCount(); + this.setCount(oldCount); + this.restorePatch(oldData); +@@ -1251,6 +1251,11 @@ public final class ItemStack implements DataComponentHolder { + public void setItem(Item item) { + this.bukkitStack = null; // Paper + this.item = item; ++ // Paper start - change base component prototype ++ final DataComponentPatch patch = this.getComponentsPatch(); ++ this.components = new PatchedDataComponentMap(this.item.components()); ++ this.applyComponents(patch); ++ // Paper end - change base component prototype + } + // CraftBukkit end + +diff --git a/src/main/java/net/minecraft/world/level/block/entity/BlockEntity.java b/src/main/java/net/minecraft/world/level/block/entity/BlockEntity.java +index 65170cbb50d8d5030fc5e33b6389c554aec6ae31..6349f2e0a5ba30d250f5ffe43771f325c0999a76 100644 +--- a/src/main/java/net/minecraft/world/level/block/entity/BlockEntity.java ++++ b/src/main/java/net/minecraft/world/level/block/entity/BlockEntity.java +@@ -140,6 +140,11 @@ public abstract class BlockEntity { + CompoundTag nbttagcompound = new CompoundTag(); + + this.saveAdditional(nbttagcompound, registryLookup); ++ // Paper start - store PDC here as well ++ if (this.persistentDataContainer != null && !this.persistentDataContainer.isEmpty()) { ++ nbttagcompound.put("PublicBukkitValues", this.persistentDataContainer.toTagCompound()); ++ } ++ // Paper end + return nbttagcompound; + } + +diff --git a/src/main/java/org/bukkit/craftbukkit/block/CraftBlockEntityState.java b/src/main/java/org/bukkit/craftbukkit/block/CraftBlockEntityState.java +index 397eb1a101bd60f49dbb2fa8eddf28f6f233167f..2c61e8d5bbab59c691f4cb003041e7e50e406b85 100644 +--- a/src/main/java/org/bukkit/craftbukkit/block/CraftBlockEntityState.java ++++ b/src/main/java/org/bukkit/craftbukkit/block/CraftBlockEntityState.java +@@ -135,6 +135,19 @@ public abstract class CraftBlockEntityState<T extends BlockEntity> extends Craft + return nbt; + } + ++ // Paper start - properly save blockentity itemstacks ++ public CompoundTag getSnapshotCustomNbtOnly() { ++ this.applyTo(this.snapshot); ++ final CompoundTag nbt = this.snapshot.saveCustomOnly(this.getRegistryAccess()); ++ this.snapshot.removeComponentsFromTag(nbt); ++ if (!nbt.isEmpty()) { ++ // have to include the "id" if it's going to have block entity data ++ this.snapshot.saveId(nbt); ++ } ++ return nbt; ++ } ++ // Paper end ++ + // copies the data of the given tile entity to this block state + protected void load(T tileEntity) { + if (tileEntity != null && tileEntity != this.snapshot) { +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftItemStack.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftItemStack.java +index 3e552a859846d206ba79c3ee740ae76a37ee7606..f1e1953f2dc65dc615b7b7b648c37b195d3b4c25 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftItemStack.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftItemStack.java +@@ -328,7 +328,14 @@ public final class CraftItemStack extends ItemStack { + // Paper end - improve handled tags on type change + // Paper start + public static void applyMetaToItem(net.minecraft.world.item.ItemStack itemStack, ItemMeta itemMeta) { +- final CraftMetaItem.Applicator tag = new CraftMetaItem.Applicator(); ++ // Paper start - support updating profile after resolving it ++ final CraftMetaItem.Applicator tag = new CraftMetaItem.Applicator() { ++ @Override ++ void skullCallback(final com.mojang.authlib.GameProfile gameProfile) { ++ itemStack.set(DataComponents.PROFILE, new net.minecraft.world.item.component.ResolvableProfile(gameProfile)); ++ } ++ }; ++ // Paper end - support updating profile after resolving it + ((CraftMetaItem) itemMeta).applyToItem(tag); + itemStack.applyComponents(tag.build()); + } +@@ -689,15 +696,20 @@ public final class CraftItemStack extends ItemStack { + } + + if (!((CraftMetaItem) itemMeta).isEmpty()) { +- CraftMetaItem.Applicator tag = new CraftMetaItem.Applicator(); ++ // Paper start - support updating profile after resolving it ++ CraftMetaItem.Applicator tag = new CraftMetaItem.Applicator() { ++ @Override ++ void skullCallback(final com.mojang.authlib.GameProfile gameProfile) { ++ item.set(DataComponents.PROFILE, new net.minecraft.world.item.component.ResolvableProfile(gameProfile)); ++ } ++ }; ++ // Paper end - support updating profile after resolving it + + ((CraftMetaItem) itemMeta).applyToItem(tag); +- item.restorePatch(tag.build()); +- } +- // SpigotCraft#463 this is required now by the Vanilla client, so mimic ItemStack constructor in ensuring it +- if (item.getItem() != null && item.getMaxDamage() > 0) { +- item.setDamageValue(item.getDamageValue()); ++ item.restorePatch(DataComponentPatch.EMPTY); // Paper - properly apply the new patch from itemmeta ++ item.applyComponents(tag.build()); // Paper - properly apply the new patch from itemmeta + } ++ // Paper - this is no longer needed + + return true; + } +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaAxolotlBucket.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaAxolotlBucket.java +index 44d8aa7123ac22cf9a22720ecadc8c5f63bafc0a..9665dc043b257bb0d6f7b40fd938ff549ab685c6 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaAxolotlBucket.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaAxolotlBucket.java +@@ -124,14 +124,13 @@ public class CraftMetaAxolotlBucket extends CraftMetaItem implements AxolotlBuck + + @Override + public Axolotl.Variant getVariant() { ++ com.google.common.base.Preconditions.checkState(this.hasVariant(), "Variant is absent, check hasVariant first!"); // Paper - fix NPE + return Axolotl.Variant.values()[this.variant]; + } + + @Override + public void setVariant(Axolotl.Variant variant) { +- if (variant == null) { +- variant = Axolotl.Variant.LUCY; +- } ++ com.google.common.base.Preconditions.checkArgument(variant != null, "Variant cannot be null!"); // Paper + this.variant = variant.ordinal(); + } + +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBanner.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBanner.java +index 1ac3bec02fce28d5ce698305a7482a9eccbb1867..b494568f833dc21d4e2447ac3e5c5002288b5533 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBanner.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBanner.java +@@ -107,6 +107,7 @@ public class CraftMetaBanner extends CraftMetaItem implements BannerMeta { + void applyToItem(CraftMetaItem.Applicator tag) { + super.applyToItem(tag); + ++ if (this.patterns.isEmpty()) return; // Paper - don't write empty patterns + List<BannerPatternLayers.Layer> newPatterns = new ArrayList<>(); + + for (Pattern p : this.patterns) { +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBlockState.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBlockState.java +index 12911233c01d0ac1af9adbd157d56d28361fc76f..f7b3ce6056b2d2c3b1c4d08ddce4553afedecdf7 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBlockState.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBlockState.java +@@ -142,9 +142,17 @@ public class CraftMetaBlockState extends CraftMetaItem implements BlockStateMeta + + @ItemMetaKey.Specific(ItemMetaKey.Specific.To.NBT) + static final ItemMetaKeyType<CustomData> BLOCK_ENTITY_TAG = new ItemMetaKeyType<>(DataComponents.BLOCK_ENTITY_DATA, "BlockEntityTag"); ++ static final ItemMetaKey BLOCK_ENTITY_TAG_CUSTOM_DATA = new ItemMetaKey("block-entity-tag"); // Paper ++ static final ItemMetaKey BLOCK_ENTITY_COMPONENTS = new ItemMetaKey("block-entity-components"); // Paper + + final Material material; +- private CraftBlockEntityState<?> blockEntityTag; ++ // Paper start - store data separately ++ DataComponentMap components = DataComponentMap.EMPTY; ++ CustomData blockEntityTag = CustomData.EMPTY; ++ private Material materialForBlockEntityType() { ++ return (this.material != Material.SHIELD) ? this.material : CraftMetaBlockState.shieldToBannerHack(); ++ } ++ // Paper end + private CompoundTag internalTag; + + CraftMetaBlockState(CraftMetaItem meta, Material material) { +@@ -153,41 +161,61 @@ public class CraftMetaBlockState extends CraftMetaItem implements BlockStateMeta + + if (!(meta instanceof CraftMetaBlockState) + || ((CraftMetaBlockState) meta).material != material) { +- this.blockEntityTag = null; ++ // Paper start ++ this.components = DataComponentMap.EMPTY; ++ this.blockEntityTag = CustomData.EMPTY; ++ // Paper end + return; + } + + CraftMetaBlockState te = (CraftMetaBlockState) meta; ++ // Paper start ++ this.components = te.components; + this.blockEntityTag = te.blockEntityTag; ++ // Paper end + } + + CraftMetaBlockState(DataComponentPatch tag, Material material, final Set<DataComponentType<?>> extraHandledDcts) { // Paper + super(tag, extraHandledDcts); // Paper + this.material = material; + ++ // Paper start - move to separate method to be re-called ++ this.updateBlockState(tag); ++ } ++ ++ private void updateBlockState(final DataComponentPatch tag) { ++ // Paper end + getOrEmpty(tag, CraftMetaBlockState.BLOCK_ENTITY_TAG).ifPresent((nbt) -> { +- this.blockEntityTag = CraftMetaBlockState.getBlockState(material, nbt.copyTag()); ++ this.blockEntityTag = nbt; // Paper + }); + + if (!tag.isEmpty()) { +- CraftBlockEntityState<?> blockEntityTag = this.blockEntityTag; +- if (blockEntityTag == null) { +- blockEntityTag = CraftMetaBlockState.getBlockState(material, null); +- } +- +- // Convert to map +- PatchedDataComponentMap map = new PatchedDataComponentMap(DataComponentMap.EMPTY); +- map.applyPatch(tag); +- // Apply +- Set<DataComponentType<?>> applied = blockEntityTag.applyComponents(map, tag); ++ // Paper start - store data in a DataComponentMap to be used to construct CraftBlockEntityStates ++ final DataComponentMap.Builder map = DataComponentMap.builder(); ++ final net.minecraft.world.level.block.entity.BlockEntity dummyBlockEntity = java.util.Objects.requireNonNull( ++ org.bukkit.craftbukkit.block.CraftBlockStates.createNewTileEntity(this.materialForBlockEntityType()) ++ ); ++ ++ // we don't care about what's in here, all ++ // we want is to know which data component types are referenced ++ Set<DataComponentType<?>> applied = dummyBlockEntity.applyComponentsSet(DataComponentMap.EMPTY, DataComponentPatch.EMPTY); ++ // Paper end - store data in a DataComponentMap to be used to construct CraftBlockEntityStates + // Mark applied components as handled + for (DataComponentType<?> seen : applied) { + this.unhandledTags.clear(seen); + } + // Only set blockEntityTag if something was applied + if (!applied.isEmpty()) { +- this.blockEntityTag = blockEntityTag; ++ // Paper start ++ for (final DataComponentType type : applied) { ++ if (CraftMetaItem.DEFAULT_HANDLED_DCTS.contains(type)) continue; ++ getOrEmpty(tag, type).ifPresent(value -> { ++ map.set(type, value); ++ }); ++ } ++ // Paper end + } ++ this.components = map.build(); // Paper + } + } + +@@ -200,7 +228,10 @@ public class CraftMetaBlockState extends CraftMetaItem implements BlockStateMeta + } else { + this.material = Material.AIR; + } +- this.blockEntityTag = CraftMetaBlockState.getBlockState(this.material, this.internalTag); ++ // Paper start ++ if (this.internalTag != null) { // legacy ++ this.setBlockState(CraftMetaBlockState.getBlockState(this.material, this.internalTag)); ++ } + this.internalTag = null; + } + +@@ -208,13 +239,21 @@ public class CraftMetaBlockState extends CraftMetaItem implements BlockStateMeta + void applyToItem(CraftMetaItem.Applicator tag) { + super.applyToItem(tag); + +- if (this.blockEntityTag != null) { +- tag.put(CraftMetaBlockState.BLOCK_ENTITY_TAG, CustomData.of(this.blockEntityTag.getSnapshotNBTWithoutComponents())); ++ // Paper start - accurately replicate logic for creating ItemStack from BlockEntity ++ // taken from BlockEntity#saveToItem and BlockItem#setBlockEntityData ++ final CompoundTag nbt = this.blockEntityTag.copyTag(); ++ if (nbt.contains("id", CraftMagicNumbers.NBT.TAG_STRING)) { ++ tag.put(CraftMetaBlockState.BLOCK_ENTITY_TAG, CustomData.of(nbt)); ++ } else if (!nbt.isEmpty()) { ++ BlockEntity.addEntityType(nbt, java.util.Objects.requireNonNull(CraftBlockStates.getBlockEntityType(this.materialForBlockEntityType()))); ++ tag.put(CraftMetaBlockState.BLOCK_ENTITY_TAG, CustomData.of(nbt)); ++ } + +- for (TypedDataComponent<?> component : this.blockEntityTag.collectComponents()) { +- tag.putIfAbsent(component); +- } ++ for (final TypedDataComponent<?> component : this.components) { ++ if (CraftMetaItem.DEFAULT_HANDLED_DCTS.contains(component.type())) continue; // if the component type was already handled by CraftMetaItem, don't add it again ++ tag.builder.set(component); + } ++ // Paper end + } + + @Override +@@ -223,14 +262,29 @@ public class CraftMetaBlockState extends CraftMetaItem implements BlockStateMeta + + if (tag.contains(CraftMetaBlockState.BLOCK_ENTITY_TAG.NBT, CraftMagicNumbers.NBT.TAG_COMPOUND)) { + this.internalTag = tag.getCompound(CraftMetaBlockState.BLOCK_ENTITY_TAG.NBT); ++ return; // Paper - if legacy, don't check anything else ++ } ++ // Paper start - new serialization format ++ if (tag.contains(CraftMetaBlockState.BLOCK_ENTITY_TAG_CUSTOM_DATA.NBT, CraftMagicNumbers.NBT.TAG_COMPOUND)) { ++ this.blockEntityTag = CustomData.of(tag.getCompound(CraftMetaBlockState.BLOCK_ENTITY_TAG_CUSTOM_DATA.NBT)); ++ } ++ if (tag.contains(CraftMetaBlockState.BLOCK_ENTITY_COMPONENTS.NBT, CraftMagicNumbers.NBT.TAG_COMPOUND)) { ++ this.components = DataComponentMap.CODEC.parse(org.bukkit.craftbukkit.CraftRegistry.getMinecraftRegistry().createSerializationContext(net.minecraft.nbt.NbtOps.INSTANCE), tag.getCompound(CraftMetaBlockState.BLOCK_ENTITY_COMPONENTS.NBT)).getOrThrow(); + } ++ // Paper end - new serialization format + } + + @Override + void serializeInternal(final Map<String, Tag> internalTags) { +- if (this.blockEntityTag != null) { +- internalTags.put(CraftMetaBlockState.BLOCK_ENTITY_TAG.NBT, this.blockEntityTag.getSnapshotNBT()); ++ // Paper start - new serialization format ++ if (!this.blockEntityTag.isEmpty()) { ++ internalTags.put(CraftMetaBlockState.BLOCK_ENTITY_TAG_CUSTOM_DATA.NBT, this.blockEntityTag.getUnsafe()); // unsafe because it's serialized right away + } ++ if (!this.components.isEmpty()) { ++ final Tag componentsTag = DataComponentMap.CODEC.encodeStart(org.bukkit.craftbukkit.CraftRegistry.getMinecraftRegistry().createSerializationContext(net.minecraft.nbt.NbtOps.INSTANCE), this.components).getOrThrow(); ++ internalTags.put(CraftMetaBlockState.BLOCK_ENTITY_COMPONENTS.NBT, componentsTag); ++ } ++ // Paper end - new serialization format + } + + @Override +@@ -244,9 +298,10 @@ public class CraftMetaBlockState extends CraftMetaItem implements BlockStateMeta + int applyHash() { + final int original; + int hash = original = super.applyHash(); +- if (this.blockEntityTag != null) { +- hash = 61 * hash + this.blockEntityTag.hashCode(); +- } ++ // Paper start ++ hash = 61 * hash + this.blockEntityTag.hashCode(); ++ hash = 61 * hash + this.components.hashCode(); ++ // Paper end + return original != hash ? CraftMetaBlockState.class.hashCode() ^ hash : hash; + } + +@@ -258,19 +313,19 @@ public class CraftMetaBlockState extends CraftMetaItem implements BlockStateMeta + if (meta instanceof CraftMetaBlockState) { + CraftMetaBlockState that = (CraftMetaBlockState) meta; + +- return Objects.equal(this.blockEntityTag, that.blockEntityTag); ++ return Objects.equal(this.blockEntityTag, that.blockEntityTag) && Objects.equal(this.components, that.components); // Paper + } + return true; + } + + @Override + boolean notUncommon(CraftMetaItem meta) { +- return super.notUncommon(meta) && (meta instanceof CraftMetaBlockState || this.blockEntityTag == null); ++ return super.notUncommon(meta) && (meta instanceof CraftMetaBlockState || (this.blockEntityTag.isEmpty() && this.components.isEmpty())); // Paper + } + + @Override + boolean isEmpty() { +- return super.isEmpty() && this.blockEntityTag == null; ++ return super.isEmpty() && this.blockEntityTag.isEmpty() && this.components.isEmpty(); // Paper + } + + @Override +@@ -281,27 +336,53 @@ public class CraftMetaBlockState extends CraftMetaItem implements BlockStateMeta + @Override + public CraftMetaBlockState clone() { + CraftMetaBlockState meta = (CraftMetaBlockState) super.clone(); +- if (this.blockEntityTag != null) { +- meta.blockEntityTag = this.blockEntityTag.copy(); +- } ++ // Paper start - no need for "clone" because they are essentially immutables ++ meta.blockEntityTag = this.blockEntityTag; ++ meta.components = this.components; ++ // Paper end + return meta; + } + + @Override + public boolean hasBlockState() { +- return this.blockEntityTag != null; ++ return !this.blockEntityTag.isEmpty() || !this.components.isEmpty(); // Paper + } + + // Paper start - add method to clear block state + @Override + public void clearBlockState() { +- this.blockEntityTag = null; ++ // Paper start ++ this.blockEntityTag = CustomData.EMPTY; ++ this.components = DataComponentMap.EMPTY; ++ // Paper end + } + // Paper end - add method to clear block state + + @Override +- public BlockState getBlockState() { +- return (this.blockEntityTag != null) ? this.blockEntityTag.copy() : CraftMetaBlockState.getBlockState(this.material, null); ++ // Paper start - create blockstate on-demand ++ public CraftBlockEntityState<?> getBlockState() { ++ BlockPos pos = BlockPos.ZERO; ++ final Material stateMaterial = this.materialForBlockEntityType(); ++ if (!this.blockEntityTag.isEmpty()) { ++ // Paper "id" field is always present now ++ pos = BlockEntity.getPosFromTag(this.blockEntityTag.getUnsafe()); // unsafe is fine here, just querying ++ } ++ final net.minecraft.world.level.block.entity.BlockEntityType<?> type = java.util.Objects.requireNonNull(CraftBlockStates.getBlockEntityType(stateMaterial)); ++ final net.minecraft.world.level.block.state.BlockState nmsBlockState = ((org.bukkit.craftbukkit.block.data.CraftBlockData) this.getBlockData(stateMaterial)).getState(); ++ final net.minecraft.world.level.block.entity.BlockEntity blockEntity = java.util.Objects.requireNonNull(type.create(pos, nmsBlockState)); ++ if (!this.blockEntityTag.isEmpty()) { ++ this.blockEntityTag.loadInto(blockEntity, org.bukkit.craftbukkit.CraftRegistry.getMinecraftRegistry()); ++ } ++ final PatchedDataComponentMap patchedMap = new PatchedDataComponentMap(nmsBlockState.getBlock().asItem().components()); ++ patchedMap.setAll(this.components); ++ final Applicator applicator = new Applicator() {}; ++ super.applyToItem(applicator); ++ patchedMap.applyPatch(applicator.build()); ++ blockEntity.applyComponents(nmsBlockState.getBlock().asItem().components(), patchedMap.asPatch()); ++ ++ // This is expected to always return a CraftBlockEntityState for the passed material: ++ return (CraftBlockEntityState<?>) CraftBlockStates.getBlockState(null, pos, nmsBlockState, blockEntity); ++ // Paper end + } + + private static CraftBlockEntityState<?> getBlockState(Material material, CompoundTag blockEntityTag) { +@@ -331,7 +412,23 @@ public class CraftMetaBlockState extends CraftMetaItem implements BlockStateMeta + Class<?> blockStateType = CraftBlockStates.getBlockStateType(stateMaterial); + Preconditions.checkArgument(blockStateType == blockState.getClass() && blockState instanceof CraftBlockEntityState, "Invalid blockState for " + this.material); + +- this.blockEntityTag = (CraftBlockEntityState<?>) blockState; ++ // Paper start - when a new BlockState is set, the components from that block entity ++ // have to be used to update the fields on CraftMetaItem ++ final CraftBlockEntityState<?> craftBlockState = (CraftBlockEntityState<?>) blockState; ++ final CompoundTag data = craftBlockState.getSnapshotCustomNbtOnly(); ++ final PatchedDataComponentMap patchedMap = new net.minecraft.core.component.PatchedDataComponentMap(craftBlockState.getHandle().getBlock().asItem().components()); ++ final net.minecraft.core.component.DataComponentMap map = craftBlockState.collectComponents(); ++ patchedMap.setAll(map); ++ if (!data.isEmpty()) { ++ patchedMap.set(BLOCK_ENTITY_TAG.TYPE, CustomData.of(data)); ++ } ++ final DataComponentPatch patch = patchedMap.asPatch(); ++ this.updateFromPatch(patch, null); ++ // we have to reset the fields because this should be like a "new" block entity is being used ++ this.blockEntityTag = CustomData.EMPTY; ++ this.components = DataComponentMap.EMPTY; ++ this.updateBlockState(patch); ++ // Paper end + } + + private static Material shieldToBannerHack() { +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBook.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBook.java +index a395c7ce952f4a60a5edf80e8731afa6388d18ea..e213ac74f8f4a62b7b8b2b7889250f5cdeb348fe 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBook.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBook.java +@@ -34,7 +34,7 @@ public class CraftMetaBook extends CraftMetaItem implements BookMeta, WritableBo + @ItemMetaKey.Specific(ItemMetaKey.Specific.To.NBT) + static final ItemMetaKeyType<WritableBookContent> BOOK_CONTENT = new ItemMetaKeyType<>(DataComponents.WRITABLE_BOOK_CONTENT); + static final ItemMetaKey BOOK_PAGES = new ItemMetaKey("pages"); +- static final int MAX_PAGES = Integer.MAX_VALUE; // SPIGOT-6911: Use Minecraft limits ++ static final int MAX_PAGES = WritableBookContent.MAX_PAGES; // SPIGOT-6911: Use Minecraft limits // Paper + static final int MAX_PAGE_LENGTH = WritableBookContent.PAGE_EDIT_LENGTH; // SPIGOT-6911: Use Minecraft limits + + // We store the pages in their raw original text representation. See SPIGOT-5063, SPIGOT-5350, SPIGOT-3206 +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBookSigned.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBookSigned.java +index 3f78a0935d738854182254b345064e3c225dcd5f..218df87c596d47b431dbbf2aa42822ef174f948f 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBookSigned.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBookSigned.java +@@ -116,8 +116,8 @@ public class CraftMetaBookSigned extends CraftMetaItem implements BookMeta { + } + } + +- this.resolved = SerializableMeta.getObject(Boolean.class, map, CraftMetaBookSigned.RESOLVED.BUKKIT, true); +- this.generation = SerializableMeta.getObject(Integer.class, map, CraftMetaBookSigned.GENERATION.BUKKIT, true); ++ this.resolved = SerializableMeta.getBoolean(map, CraftMetaBookSigned.RESOLVED.BUKKIT); // Paper - General ItemMeta fixes ++ this.generation = SerializableMeta.getObjectOptionally(Integer.class, map, CraftMetaBookSigned.GENERATION.BUKKIT, true).orElse(0); // Paper - General ItemMeta Fixes + } + + @Override +@@ -129,7 +129,7 @@ public class CraftMetaBookSigned extends CraftMetaItem implements BookMeta { + for (Component page : this.pages) { + list.add(Filterable.passThrough(page)); + } +- itemData.put(CraftMetaBookSigned.BOOK_CONTENT, new WrittenBookContent(Filterable.from(FilteredText.passThrough(this.title)), this.author, this.generation, list, this.resolved)); ++ itemData.put(CraftMetaBookSigned.BOOK_CONTENT, new WrittenBookContent(Filterable.from(FilteredText.passThrough(this.title == null ? "" : this.title)), this.author == null ? "" : this.author, this.generation, list, this.resolved)); + } + } + +@@ -358,7 +358,13 @@ public class CraftMetaBookSigned extends CraftMetaItem implements BookMeta { + } + + if (this.pages != null) { +- builder.put(CraftMetaBookSigned.BOOK_PAGES.BUKKIT, ImmutableList.copyOf(this.pages)); ++ // Paper start - deserialization expects json ++ final List<String> jsonPages = new ArrayList<>(this.pages.size()); ++ for (final Component page : this.pages) { ++ jsonPages.add(CraftChatMessage.toJSON(page)); ++ } ++ builder.put(CraftMetaBookSigned.BOOK_PAGES.BUKKIT, ImmutableList.copyOf(jsonPages)); ++ // Paper end - deserialization expects json + } + + if (this.resolved) { +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBundle.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBundle.java +index f8c02fe01fd95aa5de8523c9ad452d91f5d3c16f..4447c754458e9fdead003b4044bf2bee6fcbaaa2 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBundle.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaBundle.java +@@ -42,7 +42,7 @@ public class CraftMetaBundle extends CraftMetaItem implements BundleMeta { + bundle.items().forEach((item) -> { + ItemStack itemStack = CraftItemStack.asCraftMirror(item); + +- if (!itemStack.getType().isAir()) { // SPIGOT-7174 - Avoid adding air ++ if (!itemStack.isEmpty()) { // SPIGOT-7174 - Avoid adding air // Paper + this.addItem(itemStack); + } + }); +@@ -55,7 +55,7 @@ public class CraftMetaBundle extends CraftMetaItem implements BundleMeta { + Iterable<?> items = SerializableMeta.getObject(Iterable.class, map, CraftMetaBundle.ITEMS.BUKKIT, true); + if (items != null) { + for (Object stack : items) { +- if (stack instanceof ItemStack itemStack && !itemStack.getType().isAir()) { // SPIGOT-7174 - Avoid adding air ++ if (stack instanceof ItemStack itemStack && !itemStack.isEmpty()) { // SPIGOT-7174 - Avoid adding air // Paper + this.addItem(itemStack); + } + } +@@ -116,7 +116,7 @@ public class CraftMetaBundle extends CraftMetaItem implements BundleMeta { + + @Override + public void addItem(ItemStack item) { +- Preconditions.checkArgument(item != null && !item.getType().isAir(), "item is null or air"); ++ Preconditions.checkArgument(item != null && !item.isEmpty(), "item is null or empty"); // Paper + + if (this.items == null) { + this.items = new ArrayList<>(); +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaColorableArmor.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaColorableArmor.java +index 2c9ca54267579a210d4ea192517fc0fbce8e467a..4e423c4790d7b03c283c9a5fa94bce4a1153445e 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaColorableArmor.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaColorableArmor.java +@@ -22,16 +22,30 @@ public class CraftMetaColorableArmor extends CraftMetaArmor implements Colorable + Material.WOLF_ARMOR + ); + +- private Color color = DEFAULT_LEATHER_COLOR; ++ private Integer color; // Paper - keep color component consistent with vanilla (top byte is ignored) + + CraftMetaColorableArmor(CraftMetaItem meta) { + super(meta); +- CraftMetaLeatherArmor.readColor(this, meta); ++ // Paper start ++ if (!(meta instanceof CraftMetaColorableArmor armorMeta)) { ++ return; ++ } ++ ++ this.color = armorMeta.color; ++ // Paper end + } + + CraftMetaColorableArmor(DataComponentPatch tag, java.util.Set<net.minecraft.core.component.DataComponentType<?>> extraHandledDcts) { // Paper + super(tag, extraHandledDcts); // Paper +- CraftMetaLeatherArmor.readColor(this, tag); ++ // Paper start ++ getOrEmpty(tag, CraftMetaLeatherArmor.COLOR).ifPresent((dyedItemColor) -> { ++ if (!dyedItemColor.showInTooltip()) { ++ this.addItemFlags(org.bukkit.inventory.ItemFlag.HIDE_DYE); ++ } ++ ++ this.color = dyedItemColor.rgb(); ++ }); ++ // Paper end + } + + CraftMetaColorableArmor(Map<String, Object> map) { +@@ -42,7 +56,11 @@ public class CraftMetaColorableArmor extends CraftMetaArmor implements Colorable + @Override + void applyToItem(CraftMetaItem.Applicator itemTag) { + super.applyToItem(itemTag); +- CraftMetaLeatherArmor.applyColor(this, itemTag); ++ // Paper start ++ if (this.hasColor()) { ++ itemTag.put(CraftMetaLeatherArmor.COLOR, new net.minecraft.world.item.component.DyedItemColor(this.color, !this.hasItemFlag(org.bukkit.inventory.ItemFlag.HIDE_DYE))); ++ } ++ // Paper end + } + + @Override +@@ -68,16 +86,16 @@ public class CraftMetaColorableArmor extends CraftMetaArmor implements Colorable + + @Override + public Color getColor() { +- return this.color; ++ return this.color == null ? DEFAULT_LEATHER_COLOR : Color.fromRGB(this.color & 0xFFFFFF); // Paper - this should really be nullable + } + + @Override + public void setColor(Color color) { +- this.color = color == null ? DEFAULT_LEATHER_COLOR : color; ++ this.color = color == null ? null : color.asRGB(); // Paper + } + + boolean hasColor() { +- return CraftMetaLeatherArmor.hasColor(this); ++ return this.color != null; // Paper + } + + @Override +@@ -97,7 +115,7 @@ public class CraftMetaColorableArmor extends CraftMetaArmor implements Colorable + if (meta instanceof CraftMetaColorableArmor) { + CraftMetaColorableArmor that = (CraftMetaColorableArmor) meta; + +- return this.color.equals(that.color); ++ return this.hasColor() ? that.hasColor() && this.color.equals(that.color) : !that.hasColor(); // Paper - allow null + } + return true; + } +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaCompass.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaCompass.java +index bbca26f5debb263b04516e68f6e49f68a38fa5b1..aacc4d010f4dfa4d9d11332b802205a6f35b6de3 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaCompass.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaCompass.java +@@ -36,7 +36,7 @@ public class CraftMetaCompass extends CraftMetaItem implements CompassMeta { + private int lodestoneX; + private int lodestoneY; + private int lodestoneZ; +- private boolean tracked = true; ++ private Boolean tracked = null; // Paper - tri-state + + CraftMetaCompass(CraftMetaItem meta) { + super(meta); +@@ -80,7 +80,7 @@ public class CraftMetaCompass extends CraftMetaItem implements CompassMeta { + this.setLodestone(lodestone); + } + } +- this.tracked = SerializableMeta.getBoolean(map, CraftMetaCompass.LODESTONE_TRACKED.BUKKIT); ++ this.tracked = SerializableMeta.getObjectOptionally(Boolean.class, map, CraftMetaCompass.LODESTONE_TRACKED.BUKKIT, true).orElse(null); // Paper - tri-state + } + + @Override +@@ -146,12 +146,12 @@ public class CraftMetaCompass extends CraftMetaItem implements CompassMeta { + } + + boolean hasLodestoneTracked() { +- return !this.tracked; ++ return this.tracked != null; // Paper - tri-state + } + + @Override + public boolean isLodestoneTracked() { +- return this.tracked; ++ return this.tracked != null && this.tracked; // Paper - tri-state + } + + @Override +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaCrossbow.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaCrossbow.java +index a3fa95377e083e51ad7596d21eeb08172bdb18b2..0f5a64fc5eb619e18f5eeb97f377c9d593e4a38f 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaCrossbow.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaCrossbow.java +@@ -122,7 +122,7 @@ public class CraftMetaCrossbow extends CraftMetaItem implements CrossbowMeta { + @Override + public void addChargedProjectile(ItemStack item) { + Preconditions.checkArgument(item != null, "item"); +- Preconditions.checkArgument(item.getType() == Material.FIREWORK_ROCKET || CraftItemType.bukkitToMinecraft(item.getType()) instanceof ArrowItem, "Item %s is not an arrow or firework rocket", item); ++ Preconditions.checkArgument(!item.isEmpty(), "Item cannot be empty"); // Paper + + if (this.chargedProjectiles == null) { + this.chargedProjectiles = new ArrayList<>(); +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaEntityTag.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaEntityTag.java +index 3f6c5cbbf63631e4b72dc43558651ea94f31ca78..da474a5b963d8e6769d120e9091e60ed0a468a9f 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaEntityTag.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaEntityTag.java +@@ -98,7 +98,7 @@ public class CraftMetaEntityTag extends CraftMetaItem { + if (meta instanceof CraftMetaEntityTag) { + CraftMetaEntityTag that = (CraftMetaEntityTag) meta; + +- return this.entityTag != null ? that.entityTag != null && this.entityTag.equals(that.entityTag) : this.entityTag == null; ++ return this.entityTag != null ? that.entityTag != null && this.entityTag.equals(that.entityTag) : that.entityTag == null; // Paper + } + return true; + } +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaFirework.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaFirework.java +index 8e0dd4b7a7a25a8beb27b507047bc48d8227627c..77489c3ffaa3a72d4cf105499a77150fca6d8526 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaFirework.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaFirework.java +@@ -55,7 +55,7 @@ class CraftMetaFirework extends CraftMetaItem implements FireworkMeta { + + this.power = that.power; + +- if (that.hasEffects()) { ++ if (that.effects != null) { // Paper + this.effects = new ArrayList<>(that.effects); + } + } +@@ -86,19 +86,14 @@ class CraftMetaFirework extends CraftMetaItem implements FireworkMeta { + .with(CraftMetaFirework.getEffectType(explosion.shape())); + + IntList colors = explosion.colors(); +- // People using buggy command generators specify a list rather than an int here, so recover with dummy data. +- // Wrong: Colors: [1234] +- // Right: Colors: [I;1234] +- if (colors.isEmpty()) { +- effect.withColor(Color.WHITE); +- } ++ // Paper - this is no longer needed + + for (int color : colors) { +- effect.withColor(Color.fromRGB(color)); ++ effect.withColor(Color.fromRGB(color & 0xFFFFFF)); // Paper - try to keep color component consistent with vanilla (top byte is ignored), this will however change the color component for out of bound color + } + + for (int color : explosion.fadeColors()) { +- effect.withFade(Color.fromRGB(color)); ++ effect.withFade(Color.fromRGB(color & 0xFFFFFF)); // Paper + } + + return effect.build(); +@@ -154,7 +149,7 @@ class CraftMetaFirework extends CraftMetaItem implements FireworkMeta { + } + + Iterable<?> effects = SerializableMeta.getObject(Iterable.class, map, CraftMetaFirework.EXPLOSIONS.BUKKIT, true); +- this.safelyAddEffects(effects); ++ this.safelyAddEffects(effects, false); // Paper - limit firework effects + } + + @Override +@@ -162,7 +157,7 @@ class CraftMetaFirework extends CraftMetaItem implements FireworkMeta { + return !(this.effects == null || this.effects.isEmpty()); + } + +- void safelyAddEffects(Iterable<?> collection) { ++ void safelyAddEffects(Iterable<?> collection, final boolean throwOnOversize) { // Paper + if (collection == null || (collection instanceof Collection && ((Collection<?>) collection).isEmpty())) { + return; + } +@@ -174,6 +169,15 @@ class CraftMetaFirework extends CraftMetaItem implements FireworkMeta { + + for (Object obj : collection) { + Preconditions.checkArgument(obj instanceof FireworkEffect, "%s in %s is not a FireworkEffect", obj, collection); ++ // Paper start - limit firework effects ++ if (effects.size() + 1 > Fireworks.MAX_EXPLOSIONS) { ++ if (throwOnOversize) { ++ throw new IllegalArgumentException("Cannot have more than " + Fireworks.MAX_EXPLOSIONS + " firework effects"); ++ } else { ++ continue; ++ } ++ } ++ // Paper end - limit firework effects + effects.add((FireworkEffect) obj); + } + } +@@ -186,9 +190,13 @@ class CraftMetaFirework extends CraftMetaItem implements FireworkMeta { + } + + List<FireworkExplosion> effects = new ArrayList<>(); +- for (FireworkEffect effect : this.effects) { +- effects.add(CraftMetaFirework.getExplosion(effect)); ++ // Paper start - fix NPE with effects list being null ++ if (this.effects != null) { ++ for (FireworkEffect effect : this.effects) { ++ effects.add(CraftMetaFirework.getExplosion(effect)); ++ } + } ++ // Paper end + + itemTag.put(CraftMetaFirework.FIREWORKS, new Fireworks(this.power, effects)); + } +@@ -218,7 +226,7 @@ class CraftMetaFirework extends CraftMetaItem implements FireworkMeta { + } + + boolean isFireworkEmpty() { +- return !(this.hasEffects() || this.hasPower()); ++ return !(this.effects != null || this.hasPower()); // Paper - empty effects list should stay on the item + } + + boolean hasPower() { +@@ -234,7 +242,7 @@ class CraftMetaFirework extends CraftMetaItem implements FireworkMeta { + if (meta instanceof CraftMetaFirework that) { + + return (this.hasPower() ? that.hasPower() && this.power == that.power : !that.hasPower()) +- && (this.hasEffects() ? that.hasEffects() && this.effects.equals(that.effects) : !that.hasEffects()); ++ && (this.effects != null ? that.effects != null && this.effects.equals(that.effects) : that.effects == null); // Paper + } + + return true; +@@ -252,7 +260,7 @@ class CraftMetaFirework extends CraftMetaItem implements FireworkMeta { + if (this.hasPower()) { + hash = 61 * hash + this.power; + } +- if (this.hasEffects()) { ++ if (this.effects != null) { // Paper + hash = 61 * hash + 13 * this.effects.hashCode(); + } + return hash != original ? CraftMetaFirework.class.hashCode() ^ hash : hash; +@@ -262,7 +270,7 @@ class CraftMetaFirework extends CraftMetaItem implements FireworkMeta { + Builder<String, Object> serialize(Builder<String, Object> builder) { + super.serialize(builder); + +- if (this.hasEffects()) { ++ if (this.effects != null) { // Paper + builder.put(CraftMetaFirework.EXPLOSIONS.BUKKIT, ImmutableList.copyOf(this.effects)); + } + +@@ -287,6 +295,7 @@ class CraftMetaFirework extends CraftMetaItem implements FireworkMeta { + @Override + public void addEffect(FireworkEffect effect) { + Preconditions.checkArgument(effect != null, "FireworkEffect cannot be null"); ++ Preconditions.checkArgument(this.effects == null || this.effects.size() + 1 <= Fireworks.MAX_EXPLOSIONS, "cannot have more than %s firework effects", Fireworks.MAX_EXPLOSIONS); // Paper - limit firework effects + if (this.effects == null) { + this.effects = new ArrayList<FireworkEffect>(); + } +@@ -296,6 +305,10 @@ class CraftMetaFirework extends CraftMetaItem implements FireworkMeta { + @Override + public void addEffects(FireworkEffect... effects) { + Preconditions.checkArgument(effects != null, "effects cannot be null"); ++ // Paper start - limit firework effects ++ final int initialSize = this.effects == null ? 0 : this.effects.size(); ++ Preconditions.checkArgument(initialSize + effects.length <= Fireworks.MAX_EXPLOSIONS, "Cannot have more than %s firework effects", Fireworks.MAX_EXPLOSIONS); ++ // Paper end - limit firework effects + if (effects.length == 0) { + return; + } +@@ -314,7 +327,7 @@ class CraftMetaFirework extends CraftMetaItem implements FireworkMeta { + @Override + public void addEffects(Iterable<FireworkEffect> effects) { + Preconditions.checkArgument(effects != null, "effects cannot be null"); +- this.safelyAddEffects(effects); ++ this.safelyAddEffects(effects, true); // Paper - limit firework effects + } + + @Override +@@ -349,7 +362,7 @@ class CraftMetaFirework extends CraftMetaItem implements FireworkMeta { + @Override + public void setPower(int power) { + Preconditions.checkArgument(power >= 0, "power cannot be less than zero: %s", power); +- Preconditions.checkArgument(power < 0x80, "power cannot be more than 127: %s", power); ++ Preconditions.checkArgument(power <= 0xFF, "power cannot be more than 255: %s", power); // Paper - set correct limit + this.power = power; + } + } +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaItem.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaItem.java +index 12a193db7475870e5107c86c7611bb4b92feacb8..c235b80b94fdb6c77766016114713cd501ffd67c 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaItem.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaItem.java +@@ -172,9 +172,10 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + } + } + +- static final class Applicator { ++ static abstract class Applicator { // Paper - support updating profile after resolving it + +- private final DataComponentPatch.Builder builder = DataComponentPatch.builder(); ++ final DataComponentPatch.Builder builder = DataComponentPatch.builder(); // Paper - private -> package-private ++ void skullCallback(com.mojang.authlib.GameProfile gameProfile) {} // Paper - support updating profile after resolving it + + <T> Applicator put(ItemMetaKeyType<T> key, T value) { + this.builder.set(key.TYPE, value); +@@ -293,7 +294,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + this.enchantments = new EnchantmentMap(meta.enchantments); // Paper + } + +- if (meta.hasAttributeModifiers()) { ++ if (meta.attributeModifiers != null) { // Paper + this.attributeModifiers = LinkedHashMultimap.create(meta.attributeModifiers); + } + +@@ -323,6 +324,11 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + } + + CraftMetaItem(DataComponentPatch tag, Set<DataComponentType<?>> extraHandledTags) { // Paper - improve handled tags on type changes ++ // Paper start - properly support data components in BlockEntity ++ this.updateFromPatch(tag, extraHandledTags); ++ } ++ protected final void updateFromPatch(DataComponentPatch tag, Set<DataComponentType<?>> extraHandledTags) { ++ // Paper end - properly support data components in BlockEntity + CraftMetaItem.getOrEmpty(tag, CraftMetaItem.NAME).ifPresent((component) -> { + this.displayName = component; + }); +@@ -733,7 +739,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + Map<?, ?> mods = SerializableMeta.getObject(Map.class, map, key.BUKKIT, true); + Multimap<Attribute, AttributeModifier> result = LinkedHashMultimap.create(); + if (mods == null) { +- return result; ++ return null; // Paper - null is different from an empty map + } + + for (Object obj : mods.keySet()) { +@@ -887,10 +893,8 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + } + + void applyModifiers(Multimap<Attribute, AttributeModifier> modifiers, CraftMetaItem.Applicator tag) { +- if (modifiers == null || modifiers.isEmpty()) { +- if (this.hasItemFlag(ItemFlag.HIDE_ATTRIBUTES)) { +- tag.put(CraftMetaItem.ATTRIBUTES, new ItemAttributeModifiers(Collections.emptyList(), false)); +- } ++ if (modifiers == null/* || modifiers.isEmpty()*/) { // Paper - empty modifiers has a specific meaning, they should still be saved ++ // Paper - don't save ItemFlag if the underlying data isn't present + return; + } + +@@ -919,7 +923,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + + @Overridden + boolean isEmpty() { +- return !(this.hasDisplayName() || this.hasItemName() || this.hasLocalizedName() || this.hasEnchants() || (this.lore != null) || this.hasCustomModelData() || this.hasBlockData() || this.hasRepairCost() || !this.unhandledTags.build().isEmpty() || !this.persistentDataContainer.isEmpty() || this.hideFlag != 0 || this.isHideTooltip() || this.isUnbreakable() || this.hasEnchantmentGlintOverride() || this.isFireResistant() || this.hasMaxStackSize() || this.hasRarity() || this.hasFood() || this.hasDamage() || this.hasMaxDamage() || this.hasAttributeModifiers() || this.customTag != null || this.canPlaceOnPredicates != null || this.canBreakPredicates != null); // Paper ++ return !(this.hasDisplayName() || this.hasItemName() || this.hasLocalizedName() || this.hasEnchants() || (this.lore != null) || this.hasCustomModelData() || this.hasBlockData() || this.hasRepairCost() || !this.unhandledTags.build().isEmpty() || !this.persistentDataContainer.isEmpty() || this.hideFlag != 0 || this.isHideTooltip() || this.isUnbreakable() || this.hasEnchantmentGlintOverride() || this.isFireResistant() || this.hasMaxStackSize() || this.hasRarity() || this.hasFood() || this.hasDamage() || this.hasMaxDamage() || this.attributeModifiers != null || this.customTag != null || this.canPlaceOnPredicates != null || this.canBreakPredicates != null); // Paper + } + + // Paper start +@@ -1015,6 +1019,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + + @Override + public void lore(final List<? extends net.kyori.adventure.text.Component> lore) { ++ Preconditions.checkArgument(lore == null || lore.size() <= ItemLore.MAX_LINES, "lore cannot have more than %s lines", ItemLore.MAX_LINES); // Paper - limit lore lines + this.lore = lore != null ? io.papermc.paper.adventure.PaperAdventure.asVanilla(lore) : null; + } + // Paper end +@@ -1139,6 +1144,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + // Paper end + @Override + public void setLore(List<String> lore) { ++ Preconditions.checkArgument(lore == null || lore.size() <= ItemLore.MAX_LINES, "lore cannot have more than %s lines", ItemLore.MAX_LINES); // Paper - limit lore lines + if (lore == null || lore.isEmpty()) { + this.lore = null; + } else { +@@ -1154,6 +1160,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + // Paper start + @Override + public void setLoreComponents(List<net.md_5.bungee.api.chat.BaseComponent[]> lore) { ++ Preconditions.checkArgument(lore == null || lore.size() <= ItemLore.MAX_LINES, "lore cannot have more than %s lines", ItemLore.MAX_LINES); // Paper - limit lore lines + if (lore == null) { + this.lore = null; + } else { +@@ -1295,7 +1302,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + + @Override + public FoodComponent getFood() { +- return (this.hasFood()) ? new CraftFoodComponent(this.food) : new CraftFoodComponent(new FoodProperties(0, 0, false, 0, Collections.emptyList())); ++ return (this.hasFood()) ? new CraftFoodComponent(this.food) : new CraftFoodComponent(new FoodProperties(0, 0, false, FoodProperties.DEFAULT_EAT_SECONDS, Collections.emptyList())); // Paper - create a valid food properties + } + + @Override +@@ -1321,7 +1328,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + + @Override + public Multimap<Attribute, AttributeModifier> getAttributeModifiers(@Nullable EquipmentSlot slot) { +- this.checkAttributeList(); ++ if (this.attributeModifiers == null) return LinkedHashMultimap.create(); // Paper - don't change the components + SetMultimap<Attribute, AttributeModifier> result = LinkedHashMultimap.create(); + for (Map.Entry<Attribute, AttributeModifier> entry : this.attributeModifiers.entries()) { + if (entry.getValue().getSlot() == null || entry.getValue().getSlot() == slot) { +@@ -1334,6 +1341,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + @Override + public Collection<AttributeModifier> getAttributeModifiers(@Nonnull Attribute attribute) { + Preconditions.checkNotNull(attribute, "Attribute cannot be null"); ++ if (this.attributeModifiers == null) return null; // Paper - fix NPE + return this.attributeModifiers.containsKey(attribute) ? ImmutableList.copyOf(this.attributeModifiers.get(attribute)) : null; + } + +@@ -1341,10 +1349,12 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + public boolean addAttributeModifier(@Nonnull Attribute attribute, @Nonnull AttributeModifier modifier) { + Preconditions.checkNotNull(attribute, "Attribute cannot be null"); + Preconditions.checkNotNull(modifier, "AttributeModifier cannot be null"); +- this.checkAttributeList(); ++ if (this.attributeModifiers != null) { // Paper + for (Map.Entry<Attribute, AttributeModifier> entry : this.attributeModifiers.entries()) { + Preconditions.checkArgument(!(entry.getValue().getUniqueId().equals(modifier.getUniqueId()) && entry.getKey() == attribute), "Cannot register AttributeModifier. Modifier is already applied! %s", modifier); // Paper + } ++ } // Paper ++ this.checkAttributeList(); // Paper - moved down + return this.attributeModifiers.put(attribute, modifier); + } + +@@ -1355,8 +1365,11 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + return; + } + +- this.checkAttributeList(); +- this.attributeModifiers.clear(); ++ // Paper start - fix modifiers meta ++ if (this.attributeModifiers != null) { ++ this.attributeModifiers.clear(); ++ } ++ // Paper end + + Iterator<Map.Entry<Attribute, AttributeModifier>> iterator = attributeModifiers.entries().iterator(); + while (iterator.hasNext()) { +@@ -1366,6 +1379,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + iterator.remove(); + continue; + } ++ this.checkAttributeList(); // Paper - moved down + this.attributeModifiers.put(next.getKey(), next.getValue()); + } + } +@@ -1373,13 +1387,13 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + @Override + public boolean removeAttributeModifier(@Nonnull Attribute attribute) { + Preconditions.checkNotNull(attribute, "Attribute cannot be null"); +- this.checkAttributeList(); ++ if (this.attributeModifiers == null) return false; // Paper + return !this.attributeModifiers.removeAll(attribute).isEmpty(); + } + + @Override + public boolean removeAttributeModifier(@Nullable EquipmentSlot slot) { +- this.checkAttributeList(); ++ if (this.attributeModifiers == null) return false; // Paper + int removed = 0; + Iterator<Map.Entry<Attribute, AttributeModifier>> iter = this.attributeModifiers.entries().iterator(); + +@@ -1399,7 +1413,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + public boolean removeAttributeModifier(@Nonnull Attribute attribute, @Nonnull AttributeModifier modifier) { + Preconditions.checkNotNull(attribute, "Attribute cannot be null"); + Preconditions.checkNotNull(modifier, "AttributeModifier cannot be null"); +- this.checkAttributeList(); ++ if (this.attributeModifiers == null) return false; // Paper + int removed = 0; + Iterator<Map.Entry<Attribute, AttributeModifier>> iter = this.attributeModifiers.entries().iterator(); + +@@ -1421,7 +1435,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + + @Override + public String getAsString() { +- CraftMetaItem.Applicator tag = new CraftMetaItem.Applicator(); ++ CraftMetaItem.Applicator tag = new CraftMetaItem.Applicator() {}; // Paper - support updating profile after resolving it + this.applyToItem(tag); + DataComponentPatch patch = tag.build(); + Tag nbt = DataComponentPatch.CODEC.encodeStart(MinecraftServer.getDefaultRegistryAccess().createSerializationContext(NbtOps.INSTANCE), patch).getOrThrow(); +@@ -1430,7 +1444,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + + @Override + public String getAsComponentString() { +- CraftMetaItem.Applicator tag = new CraftMetaItem.Applicator(); ++ CraftMetaItem.Applicator tag = new CraftMetaItem.Applicator() {}; // Paper + this.applyToItem(tag); + DataComponentPatch patch = tag.build(); + +@@ -1470,6 +1484,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + if (first == null || second == null) { + return false; + } ++ if (first.isEmpty() && second.isEmpty()) return true; // Paper - empty modifiers are equivalent + for (Map.Entry<Attribute, AttributeModifier> entry : first.entries()) { + if (!second.containsEntry(entry.getKey(), entry.getValue())) { + return false; +@@ -1495,6 +1510,8 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + + @Override + public void setDamage(int damage) { ++ Preconditions.checkArgument(damage >= 0, "Damage cannot be negative"); // Paper ++ Preconditions.checkArgument(!this.hasMaxDamage() || damage <= this.maxDamage, "Damage cannot exceed max damage"); // Paper + this.damage = damage; + } + +@@ -1511,6 +1528,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + + @Override + public void setMaxDamage(Integer maxDamage) { ++ Preconditions.checkArgument(maxDamage == null || maxDamage > 0, "Max damage should be positive"); // Paper + this.maxDamage = maxDamage; + } + +@@ -1542,7 +1560,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + && (this.hasCustomModelData() ? that.hasCustomModelData() && this.customModelData.equals(that.customModelData) : !that.hasCustomModelData()) + && (this.hasBlockData() ? that.hasBlockData() && this.blockData.equals(that.blockData) : !that.hasBlockData()) + && (this.hasRepairCost() ? that.hasRepairCost() && this.repairCost == that.repairCost : !that.hasRepairCost()) +- && (this.hasAttributeModifiers() ? that.hasAttributeModifiers() && CraftMetaItem.compareModifiers(this.attributeModifiers, that.attributeModifiers) : !that.hasAttributeModifiers()) ++ && (this.attributeModifiers != null ? that.attributeModifiers != null && CraftMetaItem.compareModifiers(this.attributeModifiers, that.attributeModifiers) : that.attributeModifiers == null) // Paper - track only null modifiers + && (this.unhandledTags.equals(that.unhandledTags)) + && (Objects.equals(this.customTag, that.customTag)) + && (this.persistentDataContainer.equals(that.persistentDataContainer)) +@@ -1598,8 +1616,8 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + hash = 61 * hash + (this.hasRarity() ? this.rarity.hashCode() : 0); + hash = 61 * hash + (this.hasFood() ? this.food.hashCode() : 0); + hash = 61 * hash + (this.hasDamage() ? this.damage : 0); +- hash = 61 * hash + (this.hasMaxDamage() ? 1231 : 1237); +- hash = 61 * hash + (this.hasAttributeModifiers() ? this.attributeModifiers.hashCode() : 0); ++ hash = 61 * hash + (this.hasMaxDamage() ? this.maxDamage.hashCode() : 0); // Paper - max damage is not a boolean ++ hash = 61 * hash + (this.attributeModifiers != null ? this.attributeModifiers.hashCode() : 0); // Paper - track only null attributes + hash = 61 * hash + (this.canPlaceOnPredicates != null ? this.canPlaceOnPredicates.hashCode() : 0); // Paper + hash = 61 * hash + (this.canBreakPredicates != null ? this.canBreakPredicates.hashCode() : 0); // Paper + hash = 61 * hash + this.version; +@@ -1619,7 +1637,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + if (this.enchantments != null) { + clone.enchantments = new EnchantmentMap(this.enchantments); // Paper + } +- if (this.hasAttributeModifiers()) { ++ if (this.attributeModifiers != null) { // Paper + clone.attributeModifiers = LinkedHashMultimap.create(this.attributeModifiers); + } + if (this.customTag != null) { +@@ -1823,7 +1841,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + } + + static void serializeModifiers(Multimap<Attribute, AttributeModifier> modifiers, ImmutableMap.Builder<String, Object> builder, ItemMetaKey key) { +- if (modifiers == null || modifiers.isEmpty()) { ++ if (modifiers == null/* || modifiers.isEmpty()*/) { // Paper - null and an empty map have different behaviors + return; + } + +@@ -1905,7 +1923,7 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + // Paper start - improve checking handled tags + @org.jetbrains.annotations.VisibleForTesting + public static final Map<Class<? extends CraftMetaItem>, Set<DataComponentType<?>>> HANDLED_DCTS_PER_TYPE = new HashMap<>(); +- private static final Set<DataComponentType<?>> DEFAULT_HANDLED_DCTS = Set.of( ++ protected static final Set<DataComponentType<?>> DEFAULT_HANDLED_DCTS = Set.of( + CraftMetaItem.NAME.TYPE, + CraftMetaItem.ITEM_NAME.TYPE, + CraftMetaItem.LORE.TYPE, +@@ -1971,7 +1989,12 @@ class CraftMetaItem implements ItemMeta, Damageable, Repairable, BlockDataMeta { + // Paper end - improve checking handled data component types + + protected static <T> Optional<? extends T> getOrEmpty(DataComponentPatch tag, ItemMetaKeyType<T> type) { +- Optional<? extends T> result = tag.get(type.TYPE); ++ // Paper start ++ return getOrEmpty(tag, type.TYPE); ++ } ++ protected static <T> Optional<? extends T> getOrEmpty(final DataComponentPatch tag, final DataComponentType<T> type) { ++ Optional<? extends T> result = tag.get(type); ++ // Paper end + + return (result != null) ? result : Optional.empty(); + } +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaLeatherArmor.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaLeatherArmor.java +index 157a7b7351f48e68d2923c72ed3bbe3dcae21383..70c0d4cc85c045d040a35cd406f3f7ce9b6a58fa 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaLeatherArmor.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaLeatherArmor.java +@@ -28,16 +28,30 @@ class CraftMetaLeatherArmor extends CraftMetaItem implements LeatherArmorMeta { + + static final ItemMetaKeyType<DyedItemColor> COLOR = new ItemMetaKeyType<>(DataComponents.DYED_COLOR, "color"); + +- private Color color = DEFAULT_LEATHER_COLOR; ++ private Integer color; // Paper - keep color component consistent with vanilla (top byte is ignored) + + CraftMetaLeatherArmor(CraftMetaItem meta) { + super(meta); +- CraftMetaLeatherArmor.readColor(this, meta); ++ // Paper start ++ if (!(meta instanceof CraftMetaLeatherArmor leatherMeta)) { ++ return; ++ } ++ ++ this.color = leatherMeta.color; ++ // Paper end + } + + CraftMetaLeatherArmor(DataComponentPatch tag, java.util.Set<net.minecraft.core.component.DataComponentType<?>> extraHandledDcts) { // Paper + super(tag, extraHandledDcts); // Paper +- CraftMetaLeatherArmor.readColor(this, tag); ++ // Paper start ++ getOrEmpty(tag, CraftMetaLeatherArmor.COLOR).ifPresent((dyedItemColor) -> { ++ if (!dyedItemColor.showInTooltip()) { ++ this.addItemFlags(ItemFlag.HIDE_DYE); ++ } ++ ++ this.color = dyedItemColor.rgb(); ++ }); ++ // Paper end + } + + CraftMetaLeatherArmor(Map<String, Object> map) { +@@ -48,7 +62,11 @@ class CraftMetaLeatherArmor extends CraftMetaItem implements LeatherArmorMeta { + @Override + void applyToItem(CraftMetaItem.Applicator itemTag) { + super.applyToItem(itemTag); +- CraftMetaLeatherArmor.applyColor(this, itemTag); ++ // Paper start ++ if (this.hasColor()) { ++ itemTag.put(CraftMetaLeatherArmor.COLOR, new DyedItemColor(this.color, !this.hasItemFlag(ItemFlag.HIDE_DYE))); ++ } ++ // Paper end + } + + @Override +@@ -72,16 +90,16 @@ class CraftMetaLeatherArmor extends CraftMetaItem implements LeatherArmorMeta { + + @Override + public Color getColor() { +- return this.color; ++ return this.color == null ? DEFAULT_LEATHER_COLOR : Color.fromRGB(this.color & 0xFFFFFF); // Paper + } + + @Override + public void setColor(Color color) { +- this.color = color == null ? DEFAULT_LEATHER_COLOR : color; ++ this.color = color == null ? null : color.asRGB(); // Paper + } + + boolean hasColor() { +- return CraftMetaLeatherArmor.hasColor(this); ++ return this.color != null; // Paper + } + + @Override +@@ -101,7 +119,7 @@ class CraftMetaLeatherArmor extends CraftMetaItem implements LeatherArmorMeta { + if (meta instanceof CraftMetaLeatherArmor) { + CraftMetaLeatherArmor that = (CraftMetaLeatherArmor) meta; + +- return this.color.equals(that.color); ++ return this.hasColor() ? that.hasColor() && this.color.equals(that.color) : !that.hasColor(); // Paper - allow null + } + return true; + } +@@ -121,14 +139,16 @@ class CraftMetaLeatherArmor extends CraftMetaItem implements LeatherArmorMeta { + return original != hash ? CraftMetaLeatherArmor.class.hashCode() ^ hash : hash; + } + ++ @io.papermc.paper.annotation.DoNotUse // Paper + static void readColor(LeatherArmorMeta meta, CraftMetaItem other) { + if (!(other instanceof CraftMetaLeatherArmor armorMeta)) { + return; + } + +- meta.setColor(armorMeta.color); ++ // meta.setColor(armorMeta.color); // Paper - commented out, color is now an integer and cannot be passed to setColor + } + ++ @io.papermc.paper.annotation.DoNotUse // Paper + static void readColor(LeatherArmorMeta meta, DataComponentPatch tag) { + getOrEmpty(tag, CraftMetaLeatherArmor.COLOR).ifPresent((dyedItemColor) -> { + if (!dyedItemColor.showInTooltip()) { +@@ -151,6 +171,7 @@ class CraftMetaLeatherArmor extends CraftMetaItem implements LeatherArmorMeta { + return !DEFAULT_LEATHER_COLOR.equals(meta.getColor()); + } + ++ @io.papermc.paper.annotation.DoNotUse // Paper + static void applyColor(LeatherArmorMeta meta, CraftMetaItem.Applicator tag) { + if (CraftMetaLeatherArmor.hasColor(meta)) { + tag.put(CraftMetaLeatherArmor.COLOR, new DyedItemColor(meta.getColor().asRGB(), !meta.hasItemFlag(ItemFlag.HIDE_DYE))); +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaMap.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaMap.java +index d829f4da371b44e7480896118547734be400a314..0ff40e10ce8bab8010222ef7697d585430aeda03 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaMap.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaMap.java +@@ -30,7 +30,7 @@ class CraftMetaMap extends CraftMetaItem implements MapMeta { + + private Integer mapId; + private byte scaling = CraftMetaMap.SCALING_EMPTY; +- private Color color; ++ private Integer color; // Paper - keep color component consistent with vanilla (top byte is ignored) + + CraftMetaMap(CraftMetaItem meta) { + super(meta); +@@ -58,7 +58,7 @@ class CraftMetaMap extends CraftMetaItem implements MapMeta { + + getOrEmpty(tag, CraftMetaMap.MAP_COLOR).ifPresent((mapColor) -> { + try { +- this.color = Color.fromRGB(mapColor.rgb()); ++ this.color = mapColor.rgb(); // Paper + } catch (IllegalArgumentException ex) { + // Invalid colour + } +@@ -102,7 +102,7 @@ class CraftMetaMap extends CraftMetaItem implements MapMeta { + } + + if (this.hasColor()) { +- tag.put(CraftMetaMap.MAP_COLOR, new MapItemColor(this.color.asRGB())); ++ tag.put(CraftMetaMap.MAP_COLOR, new MapItemColor(this.color)); // Paper + } + } + +@@ -127,6 +127,7 @@ class CraftMetaMap extends CraftMetaItem implements MapMeta { + + @Override + public int getMapId() { ++ Preconditions.checkState(this.hasMapId(), "Item does not have map associated - check hasMapId() first!"); // Paper - fix NPE + return this.mapId; + } + +@@ -187,12 +188,12 @@ class CraftMetaMap extends CraftMetaItem implements MapMeta { + + @Override + public Color getColor() { +- return this.color; ++ return this.color == null ? null : Color.fromRGB(this.color & 0xFFFFFF); // Paper + } + + @Override + public void setColor(Color color) { +- this.color = color; ++ this.color = color == null ? null : color.asRGB(); // Paper + } + + @Override +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaOminousBottle.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaOminousBottle.java +index 7197c4f5698fd041c4db6d0f6a80c55f77661789..062ef890b42075adb5663453806dda3ad89a6aa0 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaOminousBottle.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaOminousBottle.java +@@ -75,6 +75,7 @@ public class CraftMetaOminousBottle extends CraftMetaItem implements OminousBott + + @Override + public int getAmplifier() { ++ Preconditions.checkState(this.hasAmplifier(), "'ominous_bottle_amplifier' data component is absent. Check hasAmplifier first!"); // Paper - fix NPE + return this.ominousBottleAmplifier; + } + +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaPotion.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaPotion.java +index db7f71af22d904de08d4badaa7f66d1286d5bf16..e32143e140db50a11cf602cf622d68b787c0d647 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaPotion.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaPotion.java +@@ -47,7 +47,7 @@ class CraftMetaPotion extends CraftMetaItem implements PotionMeta { + + private PotionType type; + private List<PotionEffect> customEffects; +- private Color color; ++ private Integer color; // Paper - keep color component consistent with vanilla (top byte is ignored) + + CraftMetaPotion(CraftMetaItem meta) { + super(meta); +@@ -70,7 +70,7 @@ class CraftMetaPotion extends CraftMetaItem implements PotionMeta { + + potionContents.customColor().ifPresent((customColor) -> { + try { +- this.color = Color.fromRGB(customColor); ++ this.color = customColor; // Paper + } catch (IllegalArgumentException ex) { + // Invalid colour + } +@@ -126,7 +126,7 @@ class CraftMetaPotion extends CraftMetaItem implements PotionMeta { + super.applyToItem(tag); + + Optional<Holder<Potion>> defaultPotion = (this.hasBasePotionType()) ? Optional.of(CraftPotionType.bukkitToMinecraftHolder(this.type)) : Optional.empty(); +- Optional<Integer> potionColor = (this.hasColor()) ? Optional.of(this.color.asRGB()) : Optional.empty(); ++ Optional<Integer> potionColor = (this.hasColor()) ? Optional.of(this.color) : Optional.empty(); // Paper + + List<MobEffectInstance> effectList = new ArrayList<>(); + if (this.customEffects != null) { +@@ -295,12 +295,12 @@ class CraftMetaPotion extends CraftMetaItem implements PotionMeta { + + @Override + public Color getColor() { +- return this.color; ++ return this.color == null ? null : Color.fromRGB(this.color & 0xFFFFFF); // Paper + } + + @Override + public void setColor(Color color) { +- this.color = color; ++ this.color = color == null ? null : color.asRGB(); // Paper + } + + @Override +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaSkull.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaSkull.java +index c769d2a210060f6829a6cbe739d6d9ab2f602644..1feffe289a1e714084bd37b5c5ad23a37dd58325 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaSkull.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaSkull.java +@@ -137,10 +137,10 @@ class CraftMetaSkull extends CraftMetaItem implements SkullMeta { + // Fill in textures + PlayerProfile ownerProfile = new CraftPlayerProfile(this.profile); // getOwnerProfile may return null + if (ownerProfile.getTextures().isEmpty()) { +- ownerProfile.update().thenAccept((filledProfile) -> { ++ ownerProfile.update().thenAcceptAsync((filledProfile) -> { // Paper - run on main thread + this.setOwnerProfile(filledProfile); +- tag.put(CraftMetaSkull.SKULL_PROFILE, new ResolvableProfile(this.profile)); +- }); ++ tag.skullCallback(this.profile); // Paper - actually set profile on itemstack ++ }, ((org.bukkit.craftbukkit.CraftServer) org.bukkit.Bukkit.getServer()).getServer()); // Paper - run on main thread + } + } + +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaSpawnEgg.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaSpawnEgg.java +index a3c1a8c469630464ac80b7786731462046134998..4bc0aa160e5ed90be622932ff735a9ed98830f33 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaSpawnEgg.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaSpawnEgg.java +@@ -251,6 +251,7 @@ public class CraftMetaSpawnEgg extends CraftMetaItem implements SpawnEggMeta { + + @Override + public EntitySnapshot getSpawnedEntity() { ++ if (this.entityTag == null) return null; // Paper - fix NPE + return CraftEntitySnapshot.create(this.entityTag); + } + +@@ -268,8 +269,8 @@ public class CraftMetaSpawnEgg extends CraftMetaItem implements SpawnEggMeta { + if (meta instanceof CraftMetaSpawnEgg) { + CraftMetaSpawnEgg that = (CraftMetaSpawnEgg) meta; + +- return this.hasSpawnedType() ? that.hasSpawnedType() && this.spawnedType.equals(that.spawnedType) : !that.hasSpawnedType() +- && this.entityTag != null ? that.entityTag != null && this.entityTag.equals(that.entityTag) : this.entityTag == null; ++ return (this.hasSpawnedType() ? that.hasSpawnedType() && this.spawnedType.equals(that.spawnedType) : !that.hasSpawnedType()) // Paper ++ && (this.entityTag != null ? that.entityTag != null && this.entityTag.equals(that.entityTag) : that.entityTag == null); // Paper + } + return true; + } +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaTropicalFishBucket.java b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaTropicalFishBucket.java +index b5392a3a6f6f3d0a54549e6bb93f28590ee048f0..7514aa6f206c4b82fecd112783f96bb9dd73c01f 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaTropicalFishBucket.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/CraftMetaTropicalFishBucket.java +@@ -126,6 +126,7 @@ class CraftMetaTropicalFishBucket extends CraftMetaItem implements TropicalFishB + + @Override + public DyeColor getPatternColor() { ++ com.google.common.base.Preconditions.checkState(this.hasVariant(), "This bucket doesn't have variant, check hasVariant first!"); // Paper - fix NPE + return CraftTropicalFish.getPatternColor(this.variant); + } + +@@ -139,6 +140,7 @@ class CraftMetaTropicalFishBucket extends CraftMetaItem implements TropicalFishB + + @Override + public DyeColor getBodyColor() { ++ com.google.common.base.Preconditions.checkState(this.hasVariant(), "This bucket doesn't have variant, check hasVariant first!"); // Paper - fix NPE + return CraftTropicalFish.getBodyColor(this.variant); + } + +@@ -152,6 +154,7 @@ class CraftMetaTropicalFishBucket extends CraftMetaItem implements TropicalFishB + + @Override + public TropicalFish.Pattern getPattern() { ++ com.google.common.base.Preconditions.checkState(this.hasVariant(), "This bucket doesn't have variant, check hasVariant first!"); // Paper - fix NPE + return CraftTropicalFish.getPattern(this.variant); + } + +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/SerializableMeta.java b/src/main/java/org/bukkit/craftbukkit/inventory/SerializableMeta.java +index 05a4a06c0def28fc97e61b4712c45c8730fec60c..a86eb660d8f523cb99a0b668ef1130535d50ce1c 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/SerializableMeta.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/SerializableMeta.java +@@ -110,4 +110,21 @@ public final class SerializableMeta implements ConfigurationSerializable { + } + throw new IllegalArgumentException(field + "(" + object + ") is not a valid " + clazz); + } ++ ++ // Paper start - General ItemMeta Fixes ++ public static <T> java.util.Optional<T> getObjectOptionally(Class<T> clazz, Map<?, ?> map, Object field, boolean nullable) { ++ final Object object = map.get(field); ++ ++ if (clazz.isInstance(object)) { ++ return java.util.Optional.of(clazz.cast(object)); ++ } ++ if (object == null) { ++ if (!nullable) { ++ throw new NoSuchElementException(map + " does not contain " + field); ++ } ++ return java.util.Optional.empty(); ++ } ++ throw new IllegalArgumentException(field + "(" + object + ") is not a valid " + clazz); ++ } ++ // Paper end - General ItemMeta Fixes + } +diff --git a/src/main/java/org/bukkit/craftbukkit/inventory/components/CraftFoodComponent.java b/src/main/java/org/bukkit/craftbukkit/inventory/components/CraftFoodComponent.java +index c68e85cca0f532a94545c0b7f6ed54451ce5a47e..b647b5205b9c54ccb83e09a9410c722e33e5378d 100644 +--- a/src/main/java/org/bukkit/craftbukkit/inventory/components/CraftFoodComponent.java ++++ b/src/main/java/org/bukkit/craftbukkit/inventory/components/CraftFoodComponent.java +@@ -103,6 +103,7 @@ public final class CraftFoodComponent implements FoodComponent { + + @Override + public void setEatSeconds(float eatSeconds) { ++ Preconditions.checkArgument(eatSeconds > 0, "Eat seconds must be positive"); // Paper - validate eat_seconds + this.handle = new FoodProperties(this.handle.nutrition(), this.handle.saturation(), this.handle.canAlwaysEat(), eatSeconds, this.handle.effects()); + } + +@@ -118,6 +119,7 @@ public final class CraftFoodComponent implements FoodComponent { + + @Override + public FoodEffect addEffect(PotionEffect effect, float probability) { ++ Preconditions.checkArgument(0 <= probability && probability <= 1, "Probability cannot be outside range [0,1]"); // Paper + List<FoodProperties.PossibleEffect> effects = new ArrayList<>(this.handle.effects()); + + FoodProperties.PossibleEffect newEffect = new net.minecraft.world.food.FoodProperties.PossibleEffect(CraftPotionUtil.fromBukkit(effect), probability); +diff --git a/src/test/java/org/bukkit/craftbukkit/inventory/DeprecatedItemMetaCustomValueTest.java b/src/test/java/org/bukkit/craftbukkit/inventory/DeprecatedItemMetaCustomValueTest.java +index 0b11d5ea89539decd2f6c60c5b581bbd78ff1fd6..74ebadacbbd11b5a0d8f8c6cd6409cce17cfa37d 100644 +--- a/src/test/java/org/bukkit/craftbukkit/inventory/DeprecatedItemMetaCustomValueTest.java ++++ b/src/test/java/org/bukkit/craftbukkit/inventory/DeprecatedItemMetaCustomValueTest.java +@@ -92,7 +92,7 @@ public class DeprecatedItemMetaCustomValueTest extends AbstractTestingBase { + public void testNBTTagStoring() { + CraftMetaItem itemMeta = this.createComplexItemMeta(); + +- CraftMetaItem.Applicator compound = new CraftMetaItem.Applicator(); ++ CraftMetaItem.Applicator compound = new CraftMetaItem.Applicator() {}; // Paper + itemMeta.applyToItem(compound); + + assertEquals(itemMeta, new CraftMetaItem(compound.build(), null)); // Paper +diff --git a/src/test/java/org/bukkit/craftbukkit/inventory/ItemMetaTest.java b/src/test/java/org/bukkit/craftbukkit/inventory/ItemMetaTest.java +index d6018439015583fa0344c7c01b2e60a13de29795..aabe3730fa582f442ee0544dd1a9f3123f719c68 100644 +--- a/src/test/java/org/bukkit/craftbukkit/inventory/ItemMetaTest.java ++++ b/src/test/java/org/bukkit/craftbukkit/inventory/ItemMetaTest.java +@@ -66,7 +66,7 @@ import org.junit.jupiter.api.Test; + + public class ItemMetaTest extends AbstractTestingBase { + +- static final int MAX_FIREWORK_POWER = 127; // Please update ItemStackFireworkTest if/when this gets changed. ++ static final int MAX_FIREWORK_POWER = 255; // Please update ItemStackFireworkTest if/when this gets changed. // Paper - it changed + + @Test + public void testPowerLimitExact() { +diff --git a/src/test/java/org/bukkit/craftbukkit/inventory/PersistentDataContainerTest.java b/src/test/java/org/bukkit/craftbukkit/inventory/PersistentDataContainerTest.java +index f3939074a886b20f17b00dd3c39833725f47d3f0..1123cc60671c1a48bba9b2baa1f10c6d5a6855fe 100644 +--- a/src/test/java/org/bukkit/craftbukkit/inventory/PersistentDataContainerTest.java ++++ b/src/test/java/org/bukkit/craftbukkit/inventory/PersistentDataContainerTest.java +@@ -126,7 +126,7 @@ public class PersistentDataContainerTest extends AbstractTestingBase { + public void testNBTTagStoring() { + CraftMetaItem itemMeta = this.createComplexItemMeta(); + +- CraftMetaItem.Applicator compound = new CraftMetaItem.Applicator(); ++ CraftMetaItem.Applicator compound = new CraftMetaItem.Applicator() {}; // Paper + itemMeta.applyToItem(compound); + + assertEquals(itemMeta, new CraftMetaItem(compound.build(), null)); // Paper +@@ -472,7 +472,7 @@ public class PersistentDataContainerTest extends AbstractTestingBase { + assertEquals(List.of(), container.get(PersistentDataContainerTest.requestKey("list"), PersistentDataType.LIST.strings())); + + // Write and read the entire container to NBT +- final CraftMetaItem.Applicator storage = new CraftMetaItem.Applicator(); ++ final CraftMetaItem.Applicator storage = new CraftMetaItem.Applicator() {}; // Paper + craftItem.applyToItem(storage); + + final CraftMetaItem readItem = new CraftMetaItem(storage.build(), null); // Paper |