gt:         this.f = nbttagcompound.c("inGround") == 1;
context: package net.minecraft.server;
  
  import java.util.List;
  
  // CraftBukkit start
  import org.bukkit.craftbukkit.CraftServer;
  import org.bukkit.event.entity.EntityDamageByProjectileEvent;
  import org.bukkit.event.entity.EntityDamageEvent;
  import org.bukkit.event.entity.EntityDamageEvent.DamageCause;
  // CraftBukkit end
  
  public class EntitySnowball extends Entity {
  
      private int b = -1;
      private int c = -1;
      private int d = -1;
      private int e = 0;
      private boolean f = false;
      public int a = 0;
      private EntityLiving shooter;
      private int h;
      private int i = 0;
  
      public EntitySnowball(World world) {
          super(world);
          this.b(0.25F, 0.25F);
      }
  
      protected void b() {}
  
      public EntitySnowball(World world, EntityLiving entityliving) {
          super(world);
          this.shooter = entityliving;
          this.b(0.25F, 0.25F);
          this.setPositionRotation(entityliving.locX, entityliving.locY + (double) entityliving.s(), entityliving.locZ, entityliving.yaw, entityliving.pitch);
          this.locX -= (double) (MathHelper.cos(this.yaw / 180.0F * 3.1415927F) * 0.16F);
          this.locY -= 0.10000000149011612D;
          this.locZ -= (double) (MathHelper.sin(this.yaw / 180.0F * 3.1415927F) * 0.16F);
          this.setPosition(this.locX, this.locY, this.locZ);
          this.height = 0.0F;
          float f = 0.4F;
  
          this.motX = (double) (-MathHelper.sin(this.yaw / 180.0F * 3.1415927F) * MathHelper.cos(this.pitch / 180.0F * 3.1415927F) * f);
          this.motZ = (double) (MathHelper.cos(this.yaw / 180.0F * 3.1415927F) * MathHelper.cos(this.pitch / 180.0F * 3.1415927F) * f);
          this.motY = (double) (-MathHelper.sin(this.pitch / 180.0F * 3.1415927F) * f);
          this.a(this.motX, this.motY, this.motZ, 1.5F, 1.0F);
      }
  
      public EntitySnowball(World world, double d0, double d1, double d2) {
          super(world);
          this.h = 0;
          this.b(0.25F, 0.25F);
          this.setPosition(d0, d1, d2);
          this.height = 0.0F;
      }
  
      public void a(double d0, double d1, double d2, float f, float f1) {
          float f2 = MathHelper.a(d0 * d0 + d1 * d1 + d2 * d2);
  
          d0 /= (double) f2;
          d1 /= (double) f2;
          d2 /= (double) f2;
          d0 += this.random.nextGaussian() * 0.007499999832361937D * (double) f1;
          d1 += this.random.nextGaussian() * 0.007499999832361937D * (double) f1;
          d2 += this.random.nextGaussian() * 0.007499999832361937D * (double) f1;
          d0 *= (double) f;
          d1 *= (double) f;
          d2 *= (double) f;
          this.motX = d0;
          this.motY = d1;
          this.motZ = d2;
          float f3 = MathHelper.a(d0 * d0 + d2 * d2);
  
          this.lastYaw = this.yaw = (float) (Math.atan2(d0, d2) * 180.0D / 3.1415927410125732D);
          this.lastPitch = this.pitch = (float) (Math.atan2(d1, (double) f3) * 180.0D / 3.1415927410125732D);
          this.h = 0;
      }
  
      public void o_() {
          this.bo = this.locX;
          this.bp = this.locY;
          this.bq = this.locZ;
          super.o_();
          if (this.a > 0) {
              --this.a;
          }
  
          if (this.f) {
              int i = this.world.getTypeId(this.b, this.c, this.d);
  
              if (i == this.e) {
                  ++this.h;
                  if (this.h == 1200) {
                      this.die();
                  }
  
                  return;
              }
  
              this.f = false;
              this.motX *= (double) (this.random.nextFloat() * 0.2F);
              this.motY *= (double) (this.random.nextFloat() * 0.2F);
              this.motZ *= (double) (this.random.nextFloat() * 0.2F);
              this.h = 0;
              this.i = 0;
          } else {
              ++this.i;
          }
  
          Vec3D vec3d = Vec3D.create(this.locX, this.locY, this.locZ);
          Vec3D vec3d1 = Vec3D.create(this.locX + this.motX, this.locY + this.motY, this.locZ + this.motZ);
          MovingObjectPosition movingobjectposition = this.world.a(vec3d, vec3d1);
  
          vec3d = Vec3D.create(this.locX, this.locY, this.locZ);
          vec3d1 = Vec3D.create(this.locX + this.motX, this.locY + this.motY, this.locZ + this.motZ);
          if (movingobjectposition != null) {
              vec3d1 = Vec3D.create(movingobjectposition.f.a, movingobjectposition.f.b, movingobjectposition.f.c);
          }
  
          if (!this.world.isStatic) {
              Entity entity = null;
              List list = this.world.b((Entity) this, this.boundingBox.a(this.motX, this.motY, this.motZ).b(1.0D, 1.0D, 1.0D));
              double d0 = 0.0D;
  
              for (int j = 0; j < list.size(); ++j) {
                  Entity entity1 = (Entity) list.get(j);
  
                  if (entity1.n_() && (entity1 != this.shooter || this.i >= 5)) {
                      float f = 0.3F;
                      AxisAlignedBB axisalignedbb = entity1.boundingBox.b((double) f, (double) f, (double) f);
                      MovingObjectPosition movingobjectposition1 = axisalignedbb.a(vec3d, vec3d1);
  
                      if (movingobjectposition1 != null) {
                          double d1 = vec3d.a(movingobjectposition1.f);
  
                          if (d1 < d0 || d0 == 0.0D) {
                              entity = entity1;
                              d0 = d1;
                          }
                      }
                  }
              }
  
              if (entity != null) {
                  movingobjectposition = new MovingObjectPosition(entity);
              }
          }
  
          if (movingobjectposition != null) {
              // CraftBukkit start
              if (movingobjectposition.entity != null) {
                  boolean stick;
                  if (movingobjectposition.entity instanceof EntityLiving) {
                      CraftServer server = ((WorldServer) this.world).getServer();
                      org.bukkit.entity.Entity shooter = (this.shooter == null) ? null : this.shooter.getBukkitEntity();
                      org.bukkit.entity.Entity damagee = movingobjectposition.entity.getBukkitEntity();
                      org.bukkit.entity.Entity projectile = this.getBukkitEntity();
                      DamageCause damageCause = EntityDamageEvent.DamageCause.ENTITY_ATTACK;
                      int damage = 0;
  
                      // TODO @see EntityArrow#162
                      EntityDamageByProjectileEvent event = new EntityDamageByProjectileEvent(shooter, damagee, projectile, damageCause, damage);
                      server.getPluginManager().callEvent(event);
  
                      if (!event.isCancelled()) {
                          // this function returns if the snowball should stick or not, i.e. !bounce
                          stick = movingobjectposition.entity.damageEntity(this.shooter, event.getDamage());
                      } else {
                          // event was cancelled, get if the snowball should bounce or not
                          stick = !event.getBounce();
                      }
                  } else {
                      stick = movingobjectposition.entity.damageEntity(this.shooter, 0);
                  }
                  if (stick) {
                      ;
                  }
              }
              // CraftBukkit end
  
              for (int k = 0; k < 8; ++k) {
                  this.world.a("snowballpoof", this.locX, this.locY, this.locZ, 0.0D, 0.0D, 0.0D);
              }
  
              this.die();
          }
  
          this.locX += this.motX;
          this.locY += this.motY;
          this.locZ += this.motZ;
          float f1 = MathHelper.a(this.motX * this.motX + this.motZ * this.motZ);
  
          this.yaw = (float) (Math.atan2(this.motX, this.motZ) * 180.0D / 3.1415927410125732D);
  
          for (this.pitch = (float) (Math.atan2(this.motY, (double) f1) * 180.0D / 3.1415927410125732D); this.pitch - this.lastPitch < -180.0F; this.lastPitch -= 360.0F) {
              ;
          }
  
          while (this.pitch - this.lastPitch >= 180.0F) {
              this.lastPitch += 360.0F;
          }
  
          while (this.yaw - this.lastYaw < -180.0F) {
              this.lastYaw -= 360.0F;
          }
  
          while (this.yaw - this.lastYaw >= 180.0F) {
              this.lastYaw += 360.0F;
          }
  
          this.pitch = this.lastPitch + (this.pitch - this.lastPitch) * 0.2F;
          this.yaw = this.lastYaw + (this.yaw - this.lastYaw) * 0.2F;
          float f2 = 0.99F;
          float f3 = 0.03F;
  
          if (this.ac()) {
              for (int l = 0; l < 4; ++l) {
                  float f4 = 0.25F;
  
                  this.world.a("bubble", this.locX - this.motX * (double) f4, this.locY - this.motY * (double) f4, this.locZ - this.motZ * (double) f4, this.motX, this.motY, this.motZ);
              }
  
              f2 = 0.8F;
          }
  
          this.motX *= (double) f2;
          this.motY *= (double) f2;
          this.motZ *= (double) f2;
          this.motY -= (double) f3;
          this.setPosition(this.locX, this.locY, this.locZ);
      }
  
      public void b(NBTTagCompound nbttagcompound) {
          nbttagcompound.a("xTile", (short) this.b);
          nbttagcompound.a("yTile", (short) this.c);
          nbttagcompound.a("zTile", (short) this.d);
          nbttagcompound.a("inTile", (byte) this.e);
          nbttagcompound.a("shake", (byte) this.a);
          nbttagcompound.a("inGround", (byte) (this.f ? 1 : 0));
      }
  
      public void a(NBTTagCompound nbttagcompound) {
          this.b = nbttagcompound.d("xTile");
          this.c = nbttagcompound.d("yTile");
          this.d = nbttagcompound.d("zTile");
          this.e = nbttagcompound.c("inTile") & 255;
          this.a = nbttagcompound.c("shake") & 255;
  