public BiomeMeta a(EnumCreatureType enumcreaturetype, int i, int j, int k) {
List list = this.L().getMobsFor(enumcreaturetype, i, j, k);
return list != null && !list.isEmpty()
? (BiomeMeta) WeightedRandom.a(this.random, (Collection) list)
: null;
}
public static List b(Random random, ItemStack itemstack, int i) {
Item item = itemstack.getItem();
int j = item.c();
if (j <= 0) {
return null;
} else {
j /= 2;
j = 1 + random.nextInt((j >> 1) + 1) + random.nextInt((j >> 1) + 1);
int k = j + i;
float f = (random.nextFloat() + random.nextFloat() - 1.0F) * 0.15F;
int l = (int) ((float) k * (1.0F + f) + 0.5F);
if (l < 1) {
l = 1;
}
ArrayList arraylist = null;
Map map = b(l, itemstack);
if (map != null && !map.isEmpty()) {
EnchantmentInstance enchantmentinstance =
(EnchantmentInstance) WeightedRandom.a(random, map.values());
if (enchantmentinstance != null) {
arraylist = new ArrayList();
arraylist.add(enchantmentinstance);
for (int i1 = l; random.nextInt(50) <= i1; i1 >>= 1) {
Iterator iterator = map.keySet().iterator();
while (iterator.hasNext()) {
Integer integer = (Integer) iterator.next();
boolean flag = true;
Iterator iterator1 = arraylist.iterator();
while (true) {
if (iterator1.hasNext()) {
EnchantmentInstance enchantmentinstance1 = (EnchantmentInstance) iterator1.next();
if (enchantmentinstance1.enchantment.a(Enchantment.byId[integer.intValue()])) {
continue;
}
flag = false;
}
if (!flag) {
iterator.remove();
}
break;
}
}
if (!map.isEmpty()) {
EnchantmentInstance enchantmentinstance2 =
(EnchantmentInstance) WeightedRandom.a(random, map.values());
arraylist.add(enchantmentinstance2);
}
}
}
}
return arraylist;
}
}