src/game/java/net/minecraft/data/worldgen/BastionSharedPools.java

package net.minecraft.data.worldgen;

import com.google.common.collect.ImmutableList;
import com.mojang.datafixers.util.Pair;
import net.minecraft.core.Holder;
import net.minecraft.core.HolderGetter;
import net.minecraft.core.registries.Registries;
import net.minecraft.world.level.levelgen.structure.pools.StructurePoolElement;
import net.minecraft.world.level.levelgen.structure.pools.StructureTemplatePool;

public class BastionSharedPools {
    public static void bootstrap(BootstrapContext<StructureTemplatePool> p_331441_) {
        HolderGetter<StructureTemplatePool> holdergetter = p_331441_.lookup(Registries.TEMPLATE_POOL);
        Holder<StructureTemplatePool> holder = holdergetter.getOrThrow(Pools.EMPTY);
        Pools.register(
            p_331441_,
            "bastion/mobs/piglin",
            new StructureTemplatePool(
                holder,
                ImmutableList.of(
                    Pair.of(StructurePoolElement.single("bastion/mobs/melee_piglin"), 1),
                    Pair.of(StructurePoolElement.single("bastion/mobs/sword_piglin"), 4),
                    Pair.of(StructurePoolElement.single("bastion/mobs/crossbow_piglin"), 4),
                    Pair.of(StructurePoolElement.single("bastion/mobs/empty"), 1)
                ),
                StructureTemplatePool.Projection.RIGID
            )
        );
        Pools.register(
            p_331441_,
            "bastion/mobs/hoglin",
            new StructureTemplatePool(
                holder,
                ImmutableList.of(
                    Pair.of(StructurePoolElement.single("bastion/mobs/hoglin"), 2), Pair.of(StructurePoolElement.single("bastion/mobs/empty"), 1)
                ),
                StructureTemplatePool.Projection.RIGID
            )
        );
        Pools.register(
            p_331441_,
            "bastion/blocks/gold",
            new StructureTemplatePool(
                holder,
                ImmutableList.of(
                    Pair.of(StructurePoolElement.single("bastion/blocks/air"), 3), Pair.of(StructurePoolElement.single("bastion/blocks/gold"), 1)
                ),
                StructureTemplatePool.Projection.RIGID
            )
        );
        Pools.register(
            p_331441_,
            "bastion/mobs/piglin_melee",
            new StructureTemplatePool(
                holder,
                ImmutableList.of(
                    Pair.of(StructurePoolElement.single("bastion/mobs/melee_piglin_always"), 1),
                    Pair.of(StructurePoolElement.single("bastion/mobs/melee_piglin"), 5),
                    Pair.of(StructurePoolElement.single("bastion/mobs/sword_piglin"), 1)
                ),
                StructureTemplatePool.Projection.RIGID
            )
        );
    }
}