package net.minecraft.world.level.block; import net.minecraft.core.BlockPos; import net.minecraft.server.level.ServerLevel; import net.minecraft.world.level.Level; import net.minecraft.world.level.block.entity.BlockEntity; import net.minecraft.world.level.block.entity.BlockEntityTicker; import net.minecraft.world.level.block.entity.BlockEntityType; import net.minecraft.world.level.block.state.BlockState; import net.minecraft.world.level.gameevent.GameEventListener; import org.jetbrains.annotations.Nullable; public interface EntityBlock { @Nullable BlockEntity newBlockEntity(BlockPos pos, BlockState state); @Nullable default BlockEntityTicker getTicker(Level level, BlockState state, BlockEntityType blockEntityType) { return null; } @Nullable default GameEventListener getListener(ServerLevel level, T blockEntity) { return blockEntity instanceof GameEventListener.Provider provider ? provider.getListener() : null; } }