src/game/java/net/minecraft/references/Items.java

package net.minecraft.references;

import net.minecraft.core.registries.Registries;
import net.minecraft.resources.ResourceKey;
import net.minecraft.resources.ResourceLocation;
import net.minecraft.world.item.Item;

public class Items {
    public static final ResourceKey<Item> PUMPKIN_SEEDS = createKey("pumpkin_seeds");
    public static final ResourceKey<Item> MELON_SEEDS = createKey("melon_seeds");

    private static ResourceKey<Item> createKey(String p_311525_) {
        return ResourceKey.create(Registries.ITEM, ResourceLocation.withDefaultNamespace(p_311525_));
    }
}