Paper/src/main/java/net/minecraft/server/BlockMobSpawner.java

package net.minecraft.server;

import java.util.Random;

public class BlockMobSpawner extends BlockContainer {

    protected BlockMobSpawner(int i, int j) {
        super(i, j, Material.STONE);
    }

    public TileEntity a(World world) {
        return new TileEntityMobSpawner();
    }

    public int getDropType(int i, Random random, int j) {
        return 0;
    }

    public int a(Random random) {
        return 0;
    }

    public void dropNaturally(World world, int i, int j, int k, int l, float f, int i1) {
        super.dropNaturally(world, i, j, k, l, f, i1);
        int j1 = 15 + world.random.nextInt(15) + world.random.nextInt(15);

        this.g(world, i, j, k, j1);
    }

    public boolean d() {
        return false;
    }
}