60 lines
2.2 KiB
Java
60 lines
2.2 KiB
Java
package net.minecraft.world.entity.projectile;
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import net.minecraft.network.syncher.EntityDataAccessor;
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import net.minecraft.network.syncher.EntityDataSerializers;
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import net.minecraft.network.syncher.SynchedEntityData;
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import net.minecraft.world.entity.EntityType;
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import net.minecraft.world.entity.LivingEntity;
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import net.minecraft.world.item.Item;
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import net.minecraft.world.item.ItemStack;
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import net.minecraft.world.level.Level;
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import net.minecraft.world.level.storage.ValueInput;
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import net.minecraft.world.level.storage.ValueOutput;
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public abstract class ThrowableItemProjectile extends ThrowableProjectile implements ItemSupplier {
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private static final EntityDataAccessor<ItemStack> DATA_ITEM_STACK = SynchedEntityData.defineId(
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ThrowableItemProjectile.class, EntityDataSerializers.ITEM_STACK
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);
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public ThrowableItemProjectile(EntityType<? extends ThrowableItemProjectile> entityType, Level level) {
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super(entityType, level);
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}
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public ThrowableItemProjectile(EntityType<? extends ThrowableItemProjectile> entityType, double x, double y, double z, Level level, ItemStack item) {
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super(entityType, x, y, z, level);
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this.setItem(item);
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}
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public ThrowableItemProjectile(EntityType<? extends ThrowableItemProjectile> entityType, LivingEntity owner, Level level, ItemStack item) {
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this(entityType, owner.getX(), owner.getEyeY() - 0.1F, owner.getZ(), level, item);
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this.setOwner(owner);
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}
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public void setItem(ItemStack stack) {
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this.getEntityData().set(DATA_ITEM_STACK, stack.copyWithCount(1));
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}
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protected abstract Item getDefaultItem();
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@Override
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public ItemStack getItem() {
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return this.getEntityData().get(DATA_ITEM_STACK);
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}
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@Override
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protected void defineSynchedData(SynchedEntityData.Builder builder) {
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builder.define(DATA_ITEM_STACK, new ItemStack(this.getDefaultItem()));
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}
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@Override
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protected void addAdditionalSaveData(ValueOutput output) {
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super.addAdditionalSaveData(output);
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output.store("Item", ItemStack.CODEC, this.getItem());
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}
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@Override
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protected void readAdditionalSaveData(ValueInput input) {
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super.readAdditionalSaveData(input);
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this.setItem((ItemStack)input.read("Item", ItemStack.CODEC).orElseGet(() -> new ItemStack(this.getDefaultItem())));
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}
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}
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