107 lines
2.9 KiB
Java
107 lines
2.9 KiB
Java
/*
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* This file is part of ViaVersion - https://github.com/ViaVersion/ViaVersion
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* Copyright (C) 2016-2024 ViaVersion and contributors
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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package com.viaversion.viaversion.api.minecraft.item;
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import com.github.steveice10.opennbt.tag.builtin.CompoundTag;
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import com.viaversion.viaversion.api.minecraft.data.StructuredData;
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import it.unimi.dsi.fastutil.ints.Int2ObjectMap;
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import java.util.Optional;
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import org.checkerframework.checker.nullness.qual.Nullable;
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public interface Item {
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/**
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* Returns the item identifier.
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*
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* @return item identifier
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*/
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int identifier();
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/**
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* Sets the item identifier.
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*
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* @param identifier item identifier
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*/
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void setIdentifier(int identifier);
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/**
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* Returns the item amount.
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*
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* @return item amount
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*/
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int amount();
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/**
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* Returns the item amount.
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*
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* @param amount item amount
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*/
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void setAmount(int amount);
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/**
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* Returns the item data. Always 0 for 1.13+ items.
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*
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* @return item data
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*/
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default short data() {
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return 0;
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}
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/**
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* Sets the item data used in versions before 1.13.
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*
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* @param data item data
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* @throws UnsupportedOperationException if the item implementation does not store data
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*/
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default void setData(short data) {
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throw new UnsupportedOperationException();
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}
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/**
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* Returns the item compound tag if present.
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*
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* @return item tag
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*/
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@Nullable CompoundTag tag();
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/**
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* Sets the item compound tag.
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*
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* @param tag item tag
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*/
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void setTag(@Nullable CompoundTag tag);
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Int2ObjectMap<Optional<StructuredData<?>>> structuredData();
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void addData(StructuredData<?> data);
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void removeDefaultData(int id);
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/**
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* Returns a copy of the item.
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*
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* @return copy of the item
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*/
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Item copy();
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}
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