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package net.minecraft.server;
import java.util.Random;
public class BlockSand extends Block {
public static boolean instaFall = false;
public BlockSand(int i, int j) {
super(i, j, Material.SAND);
}
public void onPlace(World world, int i, int j, int k) {
world.c(i, j, k, this.id, this.d());
}
public void doPhysics(World world, int i, int j, int k, int l) {
world.c(i, j, k, this.id, this.d());
}
public void a(World world, int i, int j, int k, Random random) {
this.h(world, i, j, k);
}
private void h(World world, int i, int j, int k) {
if (canFall(world, i, j - 1, k) && j >= 0) {
byte b0 = 32;
if (!instaFall && world.a(i - b0, j - b0, k - b0, i + b0, j + b0, k + b0)) {
if (!world.isStatic) {
// CraftBukkit - Change call to add data
EntityFallingBlock entityfallingblock = new EntityFallingBlock(world, (double) ((float) i + 0.5F), (double) ((float) j + 0.5F), (double) ((float) k + 0.5F), this.id, world.getData(i, j, k));
world.addEntity(entityfallingblock);
}
} else {
world.setTypeId(i, j, k, 0);
while (canFall(world, i, j - 1, k) && j > 0) {
--j;
}
if (j > 0) {
world.setTypeId(i, j, k, this.id);
}
}
}
}
public int d() {
return 3;
}
public static boolean canFall(World world, int i, int j, int k) {
int l = world.getTypeId(i, j, k);
if (l == 0) {
return true;
} else if (l == Block.FIRE.id) {
return true;
} else {
Material material = Block.byId[l].material;
return material == Material.WATER ? true : material == Material.LAVA;
}
}
}
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