package net.minecraft.client.gui.screens.worldselection; import net.minecraft.core.LayeredRegistryAccess; import net.minecraft.server.RegistryLayer; import net.minecraft.server.ReloadableServerResources; @FunctionalInterface public interface WorldCreationContextMapper { WorldCreationContext apply(final ReloadableServerResources managers, final LayeredRegistryAccess registries, final DataPackReloadCookie cookie); }