Merge remote branch 'upstream/master'

src/main/java/net/minecraft/server/BlockCactus.java

@@ -0,0 +1,115 @@
+package net.minecraft.server;
+
+import org.bukkit.LivingEntity;
+import org.bukkit.craftbukkit.CraftBlock;
+import org.bukkit.craftbukkit.CraftEntity;
+import org.bukkit.craftbukkit.CraftLivingEntity;
+import org.bukkit.craftbukkit.CraftPlayer;
+import org.bukkit.event.entity.EntityDamagedByBlockEvent;
+import org.bukkit.event.entity.EntityDamagedEvent;
+
+import java.util.Random;
+
+public class BlockCactus extends Block {
+
+    protected BlockCactus(int i, int j) {
+        super(i, j, Material.u);
+        a(true);
+    }
+
+    public void a(World world, int i, int j, int k, Random random) {
+        if (world.e(i, j + 1, k)) {
+            int l;
+
+            for (l = 1; world.a(i, j - l, k) == bh; l++) {
+                ;
+            }
+            if (l < 3) {
+                int i1 = world.b(i, j, k);
+
+                if (i1 == 15) {
+                    world.d(i, j + 1, k, bh);
+                    world.b(i, j, k, 0);
+                } else {
+                    world.b(i, j, k, i1 + 1);
+                }
+            }
+        }
+    }
+
+    public AxisAlignedBB d(World world, int i, int j, int k) {
+        float f1 = 0.0625F;
+
+        return AxisAlignedBB.b((float) i + f1, j, (float) k + f1, (float) (i + 1) - f1, (float) (j + 1) - f1, (float) (k + 1) - f1);
+    }
+
+    public int a(int i) {
+        if (i == 1) {
+            return bg - 1;
+        }
+        if (i == 0) {
+            return bg + 1;
+        } else {
+            return bg;
+        }
+    }
+
+    public boolean a() {
+        return false;
+    }
+
+    public boolean a(World world, int i, int j, int k) {
+        if (!super.a(world, i, j, k)) {
+            return false;
+        } else {
+            return f(world, i, j, k);
+        }
+    }
+
+    public void b(World world, int i, int j, int k, int l) {
+        if (!f(world, i, j, k)) {
+            a_(world, i, j, k, world.b(i, j, k));
+            world.d(i, j, k, 0);
+        }
+    }
+
+    public boolean f(World world, int i, int j, int k) {
+        if (world.c(i - 1, j, k).a()) {
+            return false;
+        }
+        if (world.c(i + 1, j, k).a()) {
+            return false;
+        }
+        if (world.c(i, j, k - 1).a()) {
+            return false;
+        }
+        if (world.c(i, j, k + 1).a()) {
+            return false;
+        } else {
+            int l = world.a(i, j - 1, k);
+
+            return l == Block.aV.bh || l == Block.E.bh;
+        }
+    }
+
+    public void a(World world, int i, int j, int k, Entity entity) {
+        // Craftbukkit: ENTITY_DAMAGEBY_BLOCK event
+        CraftEntity toPassIn = null;
+        if(entity instanceof EntityPlayerMP)
+        {
+            toPassIn = new CraftPlayer(((WorldServer)world).getServer(), (EntityPlayerMP)entity);
+        } else if(entity instanceof EntityLiving)
+        {
+            toPassIn = new CraftLivingEntity(((WorldServer)world).getServer(), (EntityLiving)entity);
+        }
+        if(toPassIn != null)
+        {
+            EntityDamagedByBlockEvent edbbe = new EntityDamagedByBlockEvent(((WorldServer)world).getWorld().getBlockAt(i, j, k), toPassIn, EntityDamagedEvent.DamageCause.CONTACT, 1);
+            ((WorldServer)world).getServer().getPluginManager().callEvent(edbbe);
+            if(edbbe.isCancelled()) return;
+        }
+        // Craftbukkit TODO: Other entities (when their respective classes are added) hitting a Cactus
+        entity.a(null, 1);
+    }
+}
+

src/main/java/net/minecraft/server/Entity.java

@@ -0,0 +1,870 @@
+package net.minecraft.server;
+
+
+import org.bukkit.craftbukkit.CraftEntity;
+import org.bukkit.craftbukkit.CraftLivingEntity;
+import org.bukkit.craftbukkit.CraftPlayer;
+import org.bukkit.craftbukkit.CraftServer;
+import org.bukkit.event.entity.EntityDamagedEvent;
+
+import java.util.List;
+import java.util.Random;
+
+
+public abstract class Entity {
+
+    private static int a = 0;
+    public int g;
+    public double h;
+    public boolean i;
+    public Entity j;
+    public Entity k;
+    public World l;
+    public double m;
+    public double n;
+    public double o;
+    public double p;
+    public double q;
+    public double r;
+    public double s;
+    public double t;
+    public double u;
+    public float v;
+    public float w;
+    public float x;
+    public float y;
+    public final AxisAlignedBB z = AxisAlignedBB.a(0.0D, 0.0D, 0.0D, 0.0D, 0.0D, 0.0D);
+    public boolean A;
+    public boolean B;
+    public boolean C;
+    public boolean D;
+    public boolean E;
+    public boolean F;
+    public boolean G;
+    public float H;
+    public float I;
+    public float J;
+    public float K;
+    public float L;
+    protected boolean M;
+    protected float N;
+    private int b;
+    public double O;
+    public double P;
+    public double Q;
+    public float R;
+    public float S;
+    public boolean T;
+    public float U;
+    public boolean V;
+    protected Random W;
+    public int X;
+    public int Y;
+    public int Z;
+    protected int aa;
+    protected boolean ab;
+    public int ac;
+    public int ad;
+    private boolean c;
+    protected boolean ae;
+    private double d;
+    private double e;
+    public boolean af;
+    public int ag;
+    public int ah;
+    public int ai;
+
+    public Entity(World world) {
+        g = a++;
+        h = 1.0D;
+        i = false;
+        A = false;
+        D = false;
+        E = false;
+        F = true;
+        G = false;
+        H = 0.0F;
+        I = 0.6F;
+        J = 1.8F;
+        K = 0.0F;
+        L = 0.0F;
+        M = true;
+        N = 0.0F;
+        b = 1;
+        R = 0.0F;
+        S = 0.0F;
+        T = false;
+        U = 0.0F;
+        V = false;
+        W = new Random();
+        X = 0;
+        Y = 1;
+        Z = 0;
+        aa = 300;
+        ab = false;
+        ac = 0;
+        ad = 300;
+        c = true;
+        ae = false;
+        af = false;
+        l = world;
+        a(0.0D, 0.0D, 0.0D);
+    }
+
+    public boolean equals(Object obj) {
+        if (obj instanceof Entity) {
+            return ((Entity) obj).g == g;
+        } else {
+            return false;
+        }
+    }
+
+    public int hashCode() {
+        return g;
+    }
+
+    public void l() {
+        G = true;
+    }
+
+    protected void a(float f1, float f2) {
+        I = f1;
+        J = f2;
+    }
+
+    protected void b(float f1, float f2) {
+        v = f1;
+        w = f2;
+    }
+
+    public void a(double d1, double d2, double d3) {
+        p = d1;
+        q = d2;
+        r = d3;
+        float f1 = I / 2.0F;
+        float f2 = J;
+
+        z.c(d1 - (double) f1, (d2 - (double) H) + (double) R, d3 - (double) f1, d1 + (double) f1, (d2 - (double) H) + (double) R + (double) f2, d3 + (double) f1);
+    }
+
+    public void b_() {
+        m();
+    }
+
+    public void m() {
+        if (k != null && k.G) {
+            k = null;
+        }
+        X++;
+        K = L;
+        m = p;
+        n = q;
+        o = r;
+        y = w;
+        x = v;
+        if (r()) {
+            if (!ab && !c) {
+                float f1 = MathHelper.a(s * s * 0.20000000298023224D + t * t + u * u * 0.20000000298023224D) * 0.2F;
+
+                if (f1 > 1.0F) {
+                    f1 = 1.0F;
+                }
+                l.a(this, "random.splash", f1, 1.0F + (W.nextFloat() - W.nextFloat()) * 0.4F);
+                float f2 = MathHelper.b(z.b);
+
+                for (int i1 = 0; (float) i1 < 1.0F + I * 20F; i1++) {
+                    float f3 = (W.nextFloat() * 2.0F - 1.0F) * I;
+                    float f5 = (W.nextFloat() * 2.0F - 1.0F) * I;
+
+                    l.a("bubble", p + (double) f3, f2 + 1.0F, r + (double) f5, s, t - (double) (W.nextFloat() * 0.2F), u);
+                }
+
+                for (int j1 = 0; (float) j1 < 1.0F + I * 20F; j1++) {
+                    float f4 = (W.nextFloat() * 2.0F - 1.0F) * I;
+                    float f6 = (W.nextFloat() * 2.0F - 1.0F) * I;
+
+                    l.a("splash", p + (double) f4, f2 + 1.0F, r + (double) f6, s, t, u);
+                }
+
+            }
+            N = 0.0F;
+            ab = true;
+            Z = 0;
+        } else {
+            ab = false;
+        }
+        if (l.z) {
+            Z = 0;
+        } else if (Z > 0) {
+            if (ae) {
+                Z -= 4;
+                if (Z < 0) {
+                    Z = 0;
+                }
+            } else {
+                if (Z % 20 == 0) {
+                    a(((Entity) (null)), 1);
+                }
+                Z--;
+            }
+        }
+        if (t()) {
+            n();
+        }
+        if (q < -64D) {
+            o();
+        }
+        c = false;
+    }
+
+    protected void n() {
+        if (!ae) {
+            a(((Entity) (null)), 4);
+            Z = 600;
+        }
+    }
+
+    protected void o() {
+        l();
+    }
+
+    public boolean b(double d1, double d2, double d3) {
+        AxisAlignedBB axisalignedbb = z.c(d1, d2, d3);
+        List list = l.a(this, axisalignedbb);
+
+        if (list.size() > 0) {
+            return false;
+        }
+        return !l.b(axisalignedbb);
+    }
+
+    public void c(double d1, double d2, double d3) {
+        if (T) {
+            z.d(d1, d2, d3);
+            p = (z.a + z.d) / 2D;
+            q = (z.b + (double) H) - (double) R;
+            r = (z.c + z.f) / 2D;
+            return;
+        }
+        double d4 = p;
+        double d5 = r;
+        double d6 = d1;
+        double d7 = d2;
+        double d8 = d3;
+        AxisAlignedBB axisalignedbb = z.b();
+        boolean flag = A && p();
+
+        if (flag) {
+            double d9 = 0.050000000000000003D;
+
+            for (; d1 != 0.0D && l.a(this, z.c(d1, -1D, 0.0D)).size() == 0; d6 = d1) {
+                if (d1 < d9 && d1 >= -d9) {
+                    d1 = 0.0D;
+                    continue;
+                }
+                if (d1 > 0.0D) {
+                    d1 -= d9;
+                } else {
+                    d1 += d9;
+                }
+            }
+
+            for (; d3 != 0.0D && l.a(this, z.c(0.0D, -1D, d3)).size() == 0; d8 = d3) {
+                if (d3 < d9 && d3 >= -d9) {
+                    d3 = 0.0D;
+                    continue;
+                }
+                if (d3 > 0.0D) {
+                    d3 -= d9;
+                } else {
+                    d3 += d9;
+                }
+            }
+
+        }
+        List list = l.a(this, z.a(d1, d2, d3));
+
+        for (int i1 = 0; i1 < list.size(); i1++) {
+            d2 = ((AxisAlignedBB) list.get(i1)).b(z, d2);
+        }
+
+        z.d(0.0D, d2, 0.0D);
+        if (!F && d7 != d2) {
+            d1 = d2 = d3 = 0.0D;
+        }
+        boolean flag1 = A || d7 != d2 && d7 < 0.0D;
+
+        for (int j1 = 0; j1 < list.size(); j1++) {
+            d1 = ((AxisAlignedBB) list.get(j1)).a(z, d1);
+        }
+
+        z.d(d1, 0.0D, 0.0D);
+        if (!F && d6 != d1) {
+            d1 = d2 = d3 = 0.0D;
+        }
+        for (int k1 = 0; k1 < list.size(); k1++) {
+            d3 = ((AxisAlignedBB) list.get(k1)).c(z, d3);
+        }
+
+        z.d(0.0D, 0.0D, d3);
+        if (!F && d8 != d3) {
+            d1 = d2 = d3 = 0.0D;
+        }
+        if (S > 0.0F && flag1 && R < 0.05F && (d6 != d1 || d8 != d3)) {
+            double d10 = d1;
+            double d12 = d2;
+            double d14 = d3;
+
+            d1 = d6;
+            d2 = S;
+            d3 = d8;
+            AxisAlignedBB axisalignedbb1 = z.b();
+
+            z.b(axisalignedbb);
+            List list1 = l.a(this, z.a(d1, d2, d3));
+
+            for (int j2 = 0; j2 < list1.size(); j2++) {
+                d2 = ((AxisAlignedBB) list1.get(j2)).b(z, d2);
+            }
+
+            z.d(0.0D, d2, 0.0D);
+            if (!F && d7 != d2) {
+                d1 = d2 = d3 = 0.0D;
+            }
+            for (int k2 = 0; k2 < list1.size(); k2++) {
+                d1 = ((AxisAlignedBB) list1.get(k2)).a(z, d1);
+            }
+
+            z.d(d1, 0.0D, 0.0D);
+            if (!F && d6 != d1) {
+                d1 = d2 = d3 = 0.0D;
+            }
+            for (int l2 = 0; l2 < list1.size(); l2++) {
+                d3 = ((AxisAlignedBB) list1.get(l2)).c(z, d3);
+            }
+
+            z.d(0.0D, 0.0D, d3);
+            if (!F && d8 != d3) {
+                d1 = d2 = d3 = 0.0D;
+            }
+            if (d10 * d10 + d14 * d14 >= d1 * d1 + d3 * d3) {
+                d1 = d10;
+                d2 = d12;
+                d3 = d14;
+                z.b(axisalignedbb1);
+            } else {
+                R += 0.5D;
+            }
+        }
+        p = (z.a + z.d) / 2D;
+        q = (z.b + (double) H) - (double) R;
+        r = (z.c + z.f) / 2D;
+        B = d6 != d1 || d8 != d3;
+        C = d7 != d2;
+        A = d7 != d2 && d7 < 0.0D;
+        D = B || C;
+        a(d2, A);
+        if (d6 != d1) {
+            s = 0.0D;
+        }
+        if (d7 != d2) {
+            t = 0.0D;
+        }
+        if (d8 != d3) {
+            u = 0.0D;
+        }
+        double d11 = p - d4;
+        double d13 = r - d5;
+
+        if (M && !flag) {
+            L += (double) MathHelper.a(d11 * d11 + d13 * d13) * 0.59999999999999998D;
+            int k3 = MathHelper.b(p);
+            int i4 = MathHelper.b(q - 0.20000000298023224D - (double) H);
+            int l1 = MathHelper.b(r);
+            int i3 = l.a(k3, i4, l1);
+
+            if (L > (float) b && i3 > 0) {
+                b++;
+                StepSound stepsound = Block.m[i3].bq;
+
+                if (l.a(k3, i4 + 1, l1) == Block.aS.bh) {
+                    stepsound = Block.aS.bq;
+                    l.a(this, stepsound.c(), stepsound.a() * 0.15F, stepsound.b());
+                } else if (!Block.m[i3].bs.d()) {
+                    l.a(this, stepsound.c(), stepsound.a() * 0.15F, stepsound.b());
+                }
+                Block.m[i3].b(l, k3, i4, l1, this);
+            }
+        }
+        int l3 = MathHelper.b(z.a);
+        int j4 = MathHelper.b(z.b);
+        int i2 = MathHelper.b(z.c);
+        int j3 = MathHelper.b(z.d);
+        int k4 = MathHelper.b(z.e);
+        int l4 = MathHelper.b(z.f);
+
+        for (int i5 = l3; i5 <= j3; i5++) {
+            for (int j5 = j4; j5 <= k4; j5++) {
+                for (int k5 = i2; k5 <= l4; k5++) {
+                    int l5 = l.a(i5, j5, k5);
+
+                    if (l5 > 0) {
+                        Block.m[l5].a(l, i5, j5, k5, this);
+                    }
+                }
+
+            }
+
+        }
+
+        R *= 0.4F;
+        boolean flag2 = r();
+
+        if (l.c(z)) {
+            b(1);
+            if (!flag2) {
+                Z++;
+                if (Z == 0) {
+                    Z = 300;
+                }
+            }
+        } else if (Z <= 0) {
+            Z = -Y;
+        }
+        if (flag2 && Z > 0) {
+            l.a(this, "random.fizz", 0.7F, 1.6F + (W.nextFloat() - W.nextFloat()) * 0.4F);
+            Z = -Y;
+        }
+    }
+
+    protected void a(double d1, boolean flag) {
+        if (flag) {
+            if (N > 0.0F) {
+                a(N);
+                N = 0.0F;
+            }
+        } else if (d1 < 0.0D) {
+            N -= d1;
+        }
+    }
+
+    public boolean p() {
+        return false;
+    }
+
+    public AxisAlignedBB q() {
+        return null;
+    }
+
+    protected void b(int i1) {
+        if (!ae) {
+            if(this instanceof EntityLiving)
+            {
+                CraftEntity defender = null;
+                CraftServer server = ((WorldServer)l).getServer();
+                if(this instanceof EntityPlayerMP)
+                {
+                    defender = new CraftPlayer(server, (EntityPlayerMP)this);
+                } else {
+                    defender = new CraftLivingEntity(server, (EntityLiving)this);
+                }
+                EntityDamagedEvent ede = new EntityDamagedEvent(defender, EntityDamagedEvent.DamageCause.FIRE, i1);
+                server.getPluginManager().callEvent(ede);
+                if(ede.isCancelled()) return;
+            }
+            a(((Entity) (null)), i1);
+        }
+    }
+
+    protected void a(float f1) {}
+
+    public boolean r() {
+        return l.a(z.b(0.0D, -0.40000000596046448D, 0.0D), Material.f, this);
+    }
+
+    public boolean a(Material material) {
+        double d1 = q + (double) s();
+        int i1 = MathHelper.b(p);
+        int j1 = MathHelper.d(MathHelper.b(d1));
+        int k1 = MathHelper.b(r);
+        int l1 = l.a(i1, j1, k1);
+
+        if (l1 != 0 && Block.m[l1].bs == material) {
+            float f1 = BlockFluids.b(l.b(i1, j1, k1)) - 0.1111111F;
+            float f2 = (float) (j1 + 1) - f1;
+
+            return d1 < (double) f2;
+        } else {
+            return false;
+        }
+    }
+
+    public float s() {
+        return 0.0F;
+    }
+
+    public boolean t() {
+        return l.a(z.b(0.0D, -0.40000000596046448D, 0.0D), Material.g);
+    }
+
+    public void a(float f1, float f2, float f3) {
+        float f4 = MathHelper.c(f1 * f1 + f2 * f2);
+
+        if (f4 < 0.01F) {
+            return;
+        }
+        if (f4 < 1.0F) {
+            f4 = 1.0F;
+        }
+        f4 = f3 / f4;
+        f1 *= f4;
+        f2 *= f4;
+        float f5 = MathHelper.a((v * 3.141593F) / 180F);
+        float f6 = MathHelper.b((v * 3.141593F) / 180F);
+
+        s += f1 * f6 - f2 * f5;
+        u += f2 * f6 + f1 * f5;
+    }
+
+    public float b(float f1) {
+        int i1 = MathHelper.b(p);
+        double d1 = (z.e - z.b) * 0.66000000000000003D;
+        int j1 = MathHelper.b((q - (double) H) + d1);
+        int k1 = MathHelper.b(r);
+
+        return l.k(i1, j1, k1);
+    }
+
+    public void b(double d1, double d2, double d3, float f1,
+            float f2) {
+        m = p = d1;
+        n = q = d2;
+        o = r = d3;
+        x = v = f1;
+        y = w = f2;
+        R = 0.0F;
+        double d4 = x - f1;
+
+        if (d4 < -180D) {
+            x += 360F;
+        }
+        if (d4 >= 180D) {
+            x -= 360F;
+        }
+        a(p, q, r);
+        b(f1, f2);
+    }
+
+    public void c(double d1, double d2, double d3, float f1,
+            float f2) {
+        m = p = d1;
+        n = q = d2 + (double) H;
+        o = r = d3;
+        v = f1;
+        w = f2;
+        a(p, q, r);
+    }
+
+    public float a(Entity entity) {
+        float f1 = (float) (p - entity.p);
+        float f2 = (float) (q - entity.q);
+        float f3 = (float) (r - entity.r);
+
+        return MathHelper.c(f1 * f1 + f2 * f2 + f3 * f3);
+    }
+
+    public double d(double d1, double d2, double d3) {
+        double d4 = p - d1;
+        double d5 = q - d2;
+        double d6 = r - d3;
+
+        return d4 * d4 + d5 * d5 + d6 * d6;
+    }
+
+    public double e(double d1, double d2, double d3) {
+        double d4 = p - d1;
+        double d5 = q - d2;
+        double d6 = r - d3;
+
+        return (double) MathHelper.a(d4 * d4 + d5 * d5 + d6 * d6);
+    }
+
+    public double b(Entity entity) {
+        double d1 = p - entity.p;
+        double d2 = q - entity.q;
+        double d3 = r - entity.r;
+
+        return d1 * d1 + d2 * d2 + d3 * d3;
+    }
+
+    public void b(EntityPlayer entityplayer) {}
+
+    public void c(Entity entity) {
+        if (entity.j == this || entity.k == this) {
+            return;
+        }
+        double d1 = entity.p - p;
+        double d2 = entity.r - r;
+        double d3 = MathHelper.a(d1, d2);
+
+        if (d3 >= 0.0099999997764825821D) {
+            d3 = MathHelper.a(d3);
+            d1 /= d3;
+            d2 /= d3;
+            double d4 = 1.0D / d3;
+
+            if (d4 > 1.0D) {
+                d4 = 1.0D;
+            }
+            d1 *= d4;
+            d2 *= d4;
+            d1 *= 0.05000000074505806D;
+            d2 *= 0.05000000074505806D;
+            d1 *= 1.0F - U;
+            d2 *= 1.0F - U;
+            f(-d1, 0.0D, -d2);
+            entity.f(d1, 0.0D, d2);
+        }
+    }
+
+    public void f(double d1, double d2, double d3) {
+        s += d1;
+        t += d2;
+        u += d3;
+    }
+
+    protected void u() {
+        E = true;
+    }
+
+    public boolean a(Entity entity, int i1) {
+        u();
+        return false;
+    }
+
+    public boolean c_() {
+        return false;
+    }
+
+    public boolean v() {
+        return false;
+    }
+
+    public void b(Entity entity, int i1) {}
+
+    public boolean c(NBTTagCompound nbttagcompound) {
+        String s1 = w();
+
+        if (G || s1 == null) {
+            return false;
+        } else {
+            nbttagcompound.a("id", s1);
+            d(nbttagcompound);
+            return true;
+        }
+    }
+
+    public void d(NBTTagCompound nbttagcompound) {
+        nbttagcompound.a("Pos", a(new double[] {
+            p, q, r
+        }));
+        nbttagcompound.a("Motion", a(new double[] {
+            s, t, u
+        }));
+        nbttagcompound.a("Rotation", a(new float[] {
+            v, w
+        }));
+        nbttagcompound.a("FallDistance", N);
+        nbttagcompound.a("Fire", (short) Z);
+        nbttagcompound.a("Air", (short) ad);
+        nbttagcompound.a("OnGround", A);
+        a(nbttagcompound);
+    }
+
+    public void e(NBTTagCompound nbttagcompound) {
+        NBTTagList nbttaglist = nbttagcompound.k("Pos");
+        NBTTagList nbttaglist1 = nbttagcompound.k("Motion");
+        NBTTagList nbttaglist2 = nbttagcompound.k("Rotation");
+
+        a(0.0D, 0.0D, 0.0D);
+        s = ((NBTTagDouble) nbttaglist1.a(0)).a;
+        t = ((NBTTagDouble) nbttaglist1.a(1)).a;
+        u = ((NBTTagDouble) nbttaglist1.a(2)).a;
+        m = O = p = ((NBTTagDouble) nbttaglist.a(0)).a;
+        n = P = q = ((NBTTagDouble) nbttaglist.a(1)).a;
+        o = Q = r = ((NBTTagDouble) nbttaglist.a(2)).a;
+        x = v = ((NBTTagFloat) nbttaglist2.a(0)).a;
+        y = w = ((NBTTagFloat) nbttaglist2.a(1)).a;
+        N = nbttagcompound.f("FallDistance");
+        Z = nbttagcompound.c("Fire");
+        ad = nbttagcompound.c("Air");
+        A = nbttagcompound.l("OnGround");
+        a(p, q, r);
+        b(nbttagcompound);
+    }
+
+    protected final String w() {
+        return EntityList.b(this);
+    }
+
+    protected abstract void b(NBTTagCompound nbttagcompound);
+
+    protected abstract void a(NBTTagCompound nbttagcompound);
+
+    protected NBTTagList a(double ad1[]) {
+        NBTTagList nbttaglist = new NBTTagList();
+        double ad2[] = ad1;
+        int i1 = ad2.length;
+
+        for (int j1 = 0; j1 < i1; j1++) {
+            double d1 = ad2[j1];
+
+            nbttaglist.a(new NBTTagDouble(d1));
+        }
+
+        return nbttaglist;
+    }
+
+    protected NBTTagList a(float af1[]) {
+        NBTTagList nbttaglist = new NBTTagList();
+        float af2[] = af1;
+        int i1 = af2.length;
+
+        for (int j1 = 0; j1 < i1; j1++) {
+            float f1 = af2[j1];
+
+            nbttaglist.a(new NBTTagFloat(f1));
+        }
+
+        return nbttaglist;
+    }
+
+    public EntityItem b(int i1, int j1) {
+        return a(i1, j1, 0.0F);
+    }
+
+    public EntityItem a(int i1, int j1, float f1) {
+        EntityItem entityitem = new EntityItem(l, p, q + (double) f1, r, new ItemStack(i1, j1));
+
+        entityitem.c = 10;
+        l.a(entityitem);
+        return entityitem;
+    }
+
+    public boolean x() {
+        return !G;
+    }
+
+    public boolean y() {
+        int i1 = MathHelper.b(p);
+        int j1 = MathHelper.b(q + (double) s());
+        int k1 = MathHelper.b(r);
+
+        return l.d(i1, j1, k1);
+    }
+
+    public boolean a(EntityPlayer entityplayer) {
+        return false;
+    }
+
+    public AxisAlignedBB d(Entity entity) {
+        return null;
+    }
+
+    public void z() {
+        if (k.G) {
+            k = null;
+            return;
+        }
+        s = 0.0D;
+        t = 0.0D;
+        u = 0.0D;
+        b_();
+        k.A();
+        e += k.v - k.x;
+        d += k.w - k.y;
+        for (; e >= 180D; e -= 360D) {
+            ;
+        }
+        for (; e < -180D; e += 360D) {
+            ;
+        }
+        for (; d >= 180D; d -= 360D) {
+            ;
+        }
+        for (; d < -180D; d += 360D) {
+            ;
+        }
+        double d1 = e * 0.5D;
+        double d2 = d * 0.5D;
+        float f1 = 10F;
+
+        if (d1 > (double) f1) {
+            d1 = f1;
+        }
+        if (d1 < (double) (-f1)) {
+            d1 = -f1;
+        }
+        if (d2 > (double) f1) {
+            d2 = f1;
+        }
+        if (d2 < (double) (-f1)) {
+            d2 = -f1;
+        }
+        e -= d1;
+        d -= d2;
+        v += d1;
+        w += d2;
+    }
+
+    public void A() {
+        j.a(p, q + j() + j.B(), r);
+    }
+
+    public double B() {
+        return (double) H;
+    }
+
+    public double j() {
+        return (double) J * 0.75D;
+    }
+
+    public void e(Entity entity) {
+        d = 0.0D;
+        e = 0.0D;
+        if (entity == null) {
+            if (k != null) {
+                c(k.p, k.z.b + (double) k.J, k.r, v, w);
+                k.j = null;
+            }
+            k = null;
+            return;
+        }
+        if (k == entity) {
+            k.j = null;
+            k = null;
+            c(entity.p, entity.z.b + (double) entity.J, entity.r, v, w);
+            return;
+        }
+        if (k != null) {
+            k.j = null;
+        }
+        if (entity.j != null) {
+            entity.j.k = null;
+        }
+        k = entity;
+        entity.j = this;
+    }
+
+    public Vec3D C() {
+        return null;
+    }
+
+    public void D() {}
+
+    public int[] E() {
+        return null;
+    }
+
+}
+

src/main/java/net/minecraft/server/EntityMinecart.java

@@ -0,0 +1,745 @@
+package net.minecraft.server;
+
+import java.util.List;
+
+import org.bukkit.craftbukkit.CraftMinecart;
+import org.bukkit.craftbukkit.CraftServer;
+import org.bukkit.event.Event.Type;
+import org.bukkit.event.vehicle.*;
+
+public class EntityMinecart extends Entity
+        implements IInventory {
+
+    private CraftServer server;
+    private CraftMinecart minecart;
+    
+    private ItemStack ak[];
+    public int a;
+    public int b;
+    public int c;
+    private boolean al;
+    public int d;
+    public int e;
+    public double f;
+    public double aj;
+    private static final int am[][][] = {
+        {
+            {
+                0, 0, -1
+            }, {
+                0, 0, 1
+            }
+        }, {
+            {
+                -1, 0, 0
+            }, {
+                1, 0, 0
+            }
+        }, {
+            {
+                -1, -1, 0
+            }, {
+                1, 0, 0
+            }
+        }, {
+            {
+                -1, 0, 0
+            }, {
+                1, -1, 0
+            }
+        }, {
+            {
+                0, 0, -1
+            }, {
+                0, -1, 1
+            }
+        }, {
+            {
+                0, -1, -1
+            }, {
+                0, 0, 1
+            }
+        }, {
+            {
+                0, 0, 1
+            }, {
+                1, 0, 0
+            }
+        }, {
+            {
+                0, 0, 1
+            }, {
+                -1, 0, 0
+            }
+        }, {
+            {
+                0, 0, -1
+            }, {
+                -1, 0, 0
+            }
+        }, {
+            {
+                0, 0, -1
+            }, {
+                1, 0, 0
+            }
+        }
+    };
+    private int an;
+    private double ao;
+    private double ap;
+    private double aq;
+    private double ar;
+    private double as;
+
+    public EntityMinecart(World world) {
+        super(world);
+        ak = new ItemStack[36];
+        a = 0;
+        b = 0;
+        c = 1;
+        al = false;
+        i = true;
+        a(0.98F, 0.7F);
+        H = J / 2.0F;
+        M = false;
+        
+        // CraftBukkit start
+        server = ((WorldServer) world).getServer();
+        minecart = CraftMinecart.getCraftMinecart(server, this);
+        VehicleCreateEvent event = new VehicleCreateEvent(Type.VEHICLE_CREATE,
+                minecart);
+        server.getPluginManager().callEvent(event);
+        // CraftBukkit end
+    }
+
+    public AxisAlignedBB d(Entity entity) {
+        return entity.z;
+    }
+
+    public AxisAlignedBB q() {
+        return null;
+    }
+
+    public boolean v() {
+        return true;
+    }
+
+    public EntityMinecart(World world, double d1, double d2, double d3, 
+            int i) {
+        this(world);
+        a(d1, d2 + (double) H, d3);
+        s = 0.0D;
+        t = 0.0D;
+        u = 0.0D;
+        m = d1;
+        n = d2;
+        o = d3;
+        d = i;
+        
+        // CraftBukkit start
+        server = ((WorldServer) world).getServer();
+        minecart = CraftMinecart.getCraftMinecart(server, this);
+        VehicleCreateEvent event = new VehicleCreateEvent(Type.VEHICLE_CREATE,
+                minecart);
+        server.getPluginManager().callEvent(event);
+        // CraftBukkit end
+    }
+
+    public double j() {
+        return (double) J * 0.0D - 0.30000001192092896D;
+    }
+
+    public boolean a(Entity entity, int i) {
+        // CraftBukkit start
+        VehicleDamageEvent event = new VehicleDamageEvent(
+                Type.VEHICLE_DAMAGE,
+                minecart,
+                null, // @TODO: Needs to be written
+                i);
+        server.getPluginManager().callEvent(event);
+        // CraftBukkit end
+        
+        if (event.isCancelled()) {
+            return true;
+        }
+        
+        i = event.getDamage();
+        
+        if (l.z || G) {
+            return true;
+        }
+        c = -c;
+        b = 10;
+        u();
+        a += i * 10;
+        if (a > 40) {
+            a(Item.ax.aW, 1, 0.0F);
+            if (d == 1) {
+                a(Block.au.bh, 1, 0.0F);
+            } else if (d == 2) {
+                a(Block.aB.bh, 1, 0.0F);
+            }
+            l();
+        }
+        return true;
+    }
+
+    public boolean c_() {
+        return !G;
+    }
+
+    public void l() {
+        label0:
+        for (int i = 0; i < a(); i++) {
+            ItemStack itemstack = a(i);
+
+            if (itemstack == null) {
+                continue;
+            }
+            float f1 = W.nextFloat() * 0.8F + 0.1F;
+            float f2 = W.nextFloat() * 0.8F + 0.1F;
+            float f3 = W.nextFloat() * 0.8F + 0.1F;
+
+            do {
+                if (itemstack.a <= 0) {
+                    continue label0;
+                }
+                int k = W.nextInt(21) + 10;
+
+                if (k > itemstack.a) {
+                    k = itemstack.a;
+                }
+                itemstack.a -= k;
+                EntityItem entityitem = new EntityItem(l, p + (double) f1, q + (double) f2, r + (double) f3, new ItemStack(itemstack.c, k, itemstack.d));
+                float f4 = 0.05F;
+
+                entityitem.s = (float) W.nextGaussian() * f4;
+                entityitem.t = (float) W.nextGaussian() * f4 + 0.2F;
+                entityitem.u = (float) W.nextGaussian() * f4;
+                l.a(entityitem);
+            } while (true);
+        }
+
+        super.l();
+    }
+
+    public void b_() {
+        if (b > 0) {
+            b--;
+        }
+        if (a > 0) {
+            a--;
+        }
+        if (l.z && an > 0) {
+            if (an > 0) {
+                double d1 = p + (ao - p) / (double) an;
+                double d2 = q + (ap - q) / (double) an;
+                double d3 = r + (aq - r) / (double) an;
+                double d4;
+
+                for (d4 = ar - (double) v; d4 < -180D; d4 += 360D) {
+                    ;
+                }
+                for (; d4 >= 180D; d4 -= 360D) {
+                    ;
+                }
+                v += d4 / (double) an;
+                w += (as - (double) w) / (double) an;
+                an--;
+                a(d1, d2, d3);
+                b(v, w);
+            } else {
+                a(p, q, r);
+                b(v, w);
+            }
+            return;
+        }
+        m = p;
+        n = q;
+        o = r;
+        t -= 0.039999999105930328D;
+        int i = MathHelper.b(p);
+        int k = MathHelper.b(q);
+        int i1 = MathHelper.b(r);
+
+        if (l.a(i, k - 1, i1) == Block.aG.bh) {
+            k--;
+        }
+        double d6 = 0.40000000000000002D;
+        boolean flag = false;
+        double d5 = 0.0078125D;
+
+        if (l.a(i, k, i1) == Block.aG.bh) {
+            Vec3D vec3d = g(p, q, r);
+            int j1 = l.b(i, k, i1);
+
+            q = k;
+            if (j1 >= 2 && j1 <= 5) {
+                q = k + 1;
+            }
+            if (j1 == 2) {
+                s -= d5;
+            }
+            if (j1 == 3) {
+                s += d5;
+            }
+            if (j1 == 4) {
+                u += d5;
+            }
+            if (j1 == 5) {
+                u -= d5;
+            }
+            int ai[][] = am[j1];
+            double d7 = ai[1][0] - ai[0][0];
+            double d8 = ai[1][2] - ai[0][2];
+            double d9 = Math.sqrt(d7 * d7 + d8 * d8);
+            double d10 = s * d7 + u * d8;
+
+            if (d10 < 0.0D) {
+                d7 = -d7;
+                d8 = -d8;
+            }
+            double d11 = Math.sqrt(s * s + u * u);
+
+            s = (d11 * d7) / d9;
+            u = (d11 * d8) / d9;
+            double d14 = 0.0D;
+            double d15 = (double) i + 0.5D + (double) ai[0][0] * 0.5D;
+            double d16 = (double) i1 + 0.5D + (double) ai[0][2] * 0.5D;
+            double d17 = (double) i + 0.5D + (double) ai[1][0] * 0.5D;
+            double d18 = (double) i1 + 0.5D + (double) ai[1][2] * 0.5D;
+
+            d7 = d17 - d15;
+            d8 = d18 - d16;
+            if (d7 == 0.0D) {
+                p = (double) i + 0.5D;
+                d14 = r - (double) i1;
+            } else if (d8 == 0.0D) {
+                r = (double) i1 + 0.5D;
+                d14 = p - (double) i;
+            } else {
+                double d19 = p - d15;
+                double d21 = r - d16;
+                double d23 = (d19 * d7 + d21 * d8) * 2D;
+
+                d14 = d23;
+            }
+            p = d15 + d7 * d14;
+            r = d16 + d8 * d14;
+            a(p, q + (double) H, r);
+            double d20 = s;
+            double d22 = u;
+
+            if (j != null) {
+                d20 *= 0.75D;
+                d22 *= 0.75D;
+            }
+            if (d20 < -d6) {
+                d20 = -d6;
+            }
+            if (d20 > d6) {
+                d20 = d6;
+            }
+            if (d22 < -d6) {
+                d22 = -d6;
+            }
+            if (d22 > d6) {
+                d22 = d6;
+            }
+            c(d20, 0.0D, d22);
+            if (ai[0][1] != 0 && MathHelper.b(p) - i == ai[0][0] && MathHelper.b(r) - i1 == ai[0][2]) {
+                a(p, q + (double) ai[0][1], r);
+            } else if (ai[1][1] != 0 && MathHelper.b(p) - i == ai[1][0] && MathHelper.b(r) - i1 == ai[1][2]) {
+                a(p, q + (double) ai[1][1], r);
+            }
+            if (j != null) {
+                s *= 0.99699997901916504D;
+                t *= 0.0D;
+                u *= 0.99699997901916504D;
+            } else {
+                if (d == 2) {
+                    double d24 = MathHelper.a(f * f + aj * aj);
+
+                    if (d24 > 0.01D) {
+                        flag = true;
+                        f /= d24;
+                        aj /= d24;
+                        double d25 = 0.040000000000000001D;
+
+                        s *= 0.80000001192092896D;
+                        t *= 0.0D;
+                        u *= 0.80000001192092896D;
+                        s += f * d25;
+                        u += aj * d25;
+                    } else {
+                        s *= 0.89999997615814209D;
+                        t *= 0.0D;
+                        u *= 0.89999997615814209D;
+                    }
+                }
+                s *= 0.95999997854232788D;
+                t *= 0.0D;
+                u *= 0.95999997854232788D;
+            }
+            Vec3D vec3d1 = g(p, q, r);
+
+            if (vec3d1 != null && vec3d != null) {
+                double d26 = (vec3d.b - vec3d1.b) * 0.050000000000000003D;
+                double d12 = Math.sqrt(s * s + u * u);
+
+                if (d12 > 0.0D) {
+                    s = (s / d12) * (d12 + d26);
+                    u = (u / d12) * (d12 + d26);
+                }
+                a(p, vec3d1.b, r);
+            }
+            int k1 = MathHelper.b(p);
+            int l1 = MathHelper.b(r);
+
+            if (k1 != i || l1 != i1) {
+                double d13 = Math.sqrt(s * s + u * u);
+
+                s = d13 * (double) (k1 - i);
+                u = d13 * (double) (l1 - i1);
+            }
+            if (d == 2) {
+                double d27 = MathHelper.a(f * f + aj * aj);
+
+                if (d27 > 0.01D && s * s + u * u > 0.001D) {
+                    f /= d27;
+                    aj /= d27;
+                    if (f * s + aj * u < 0.0D) {
+                        f = 0.0D;
+                        aj = 0.0D;
+                    } else {
+                        f = s;
+                        aj = u;
+                    }
+                }
+            }
+        } else {
+            if (s < -d6) {
+                s = -d6;
+            }
+            if (s > d6) {
+                s = d6;
+            }
+            if (u < -d6) {
+                u = -d6;
+            }
+            if (u > d6) {
+                u = d6;
+            }
+            if (A) {
+                s *= 0.5D;
+                t *= 0.5D;
+                u *= 0.5D;
+            }
+            c(s, t, u);
+            if (!A) {
+                s *= 0.94999998807907104D;
+                t *= 0.94999998807907104D;
+                u *= 0.94999998807907104D;
+            }
+        }
+        w = 0.0F;
+        double d28 = m - p;
+        double d29 = o - r;
+
+        if (d28 * d28 + d29 * d29 > 0.001D) {
+            v = (float) ((Math.atan2(d29, d28) * 180D) / 3.1415926535897931D);
+            if (al) {
+                v += 180F;
+            }
+        }
+        double d30;
+
+        for (d30 = v - x; d30 >= 180D; d30 -= 360D) {
+            ;
+        }
+        for (; d30 < -180D; d30 += 360D) {
+            ;
+        }
+        if (d30 < -170D || d30 >= 170D) {
+            v += 180F;
+            al = !al;
+        }
+        b(v, w);
+        List list = l.b(this, z.b(0.20000000298023224D, 0.0D, 0.20000000298023224D));
+
+        if (list != null && list.size() > 0) {
+            for (int i2 = 0; i2 < list.size(); i2++) {
+                Entity entity = (Entity) list.get(i2);
+
+                if (entity != j && entity.v() && (entity instanceof EntityMinecart)) {
+                    entity.c(this);
+                }
+            }
+
+        }
+        if (j != null && j.G) {
+            j = null;
+        }
+        if (flag && W.nextInt(4) == 0) {
+            e--;
+            if (e < 0) {
+                f = aj = 0.0D;
+            }
+            l.a("largesmoke", p, q + 0.80000000000000004D, r, 0.0D, 0.0D, 0.0D);
+        }
+    }
+
+    public Vec3D g(double d1, double d2, double d3) {
+        int i = MathHelper.b(d1);
+        int k = MathHelper.b(d2);
+        int i1 = MathHelper.b(d3);
+
+        if (l.a(i, k - 1, i1) == Block.aG.bh) {
+            k--;
+        }
+        if (l.a(i, k, i1) == Block.aG.bh) {
+            int j1 = l.b(i, k, i1);
+
+            d2 = k;
+            if (j1 >= 2 && j1 <= 5) {
+                d2 = k + 1;
+            }
+            int ai[][] = am[j1];
+            double d4 = 0.0D;
+            double d5 = (double) i + 0.5D + (double) ai[0][0] * 0.5D;
+            double d6 = (double) k + 0.5D + (double) ai[0][1] * 0.5D;
+            double d7 = (double) i1 + 0.5D + (double) ai[0][2] * 0.5D;
+            double d8 = (double) i + 0.5D + (double) ai[1][0] * 0.5D;
+            double d9 = (double) k + 0.5D + (double) ai[1][1] * 0.5D;
+            double d10 = (double) i1 + 0.5D + (double) ai[1][2] * 0.5D;
+            double d11 = d8 - d5;
+            double d12 = (d9 - d6) * 2D;
+            double d13 = d10 - d7;
+
+            if (d11 == 0.0D) {
+                d1 = (double) i + 0.5D;
+                d4 = d3 - (double) i1;
+            } else if (d13 == 0.0D) {
+                d3 = (double) i1 + 0.5D;
+                d4 = d1 - (double) i;
+            } else {
+                double d14 = d1 - d5;
+                double d15 = d3 - d7;
+                double d16 = (d14 * d11 + d15 * d13) * 2D;
+
+                d4 = d16;
+            }
+            d1 = d5 + d11 * d4;
+            d2 = d6 + d12 * d4;
+            d3 = d7 + d13 * d4;
+            if (d12 < 0.0D) {
+                d2++;
+            }
+            if (d12 > 0.0D) {
+                d2 += 0.5D;
+            }
+            return Vec3D.b(d1, d2, d3);
+        } else {
+            return null;
+        }
+    }
+
+    protected void a(NBTTagCompound nbttagcompound) {
+        nbttagcompound.a("Type", d);
+        if (d == 2) {
+            nbttagcompound.a("PushX", f);
+            nbttagcompound.a("PushZ", aj);
+            nbttagcompound.a("Fuel", (short) e);
+        } else if (d == 1) {
+            NBTTagList nbttaglist = new NBTTagList();
+
+            for (int i = 0; i < ak.length; i++) {
+                if (ak[i] != null) {
+                    NBTTagCompound nbttagcompound1 = new NBTTagCompound();
+
+                    nbttagcompound1.a("Slot", (byte) i);
+                    ak[i].a(nbttagcompound1);
+                    nbttaglist.a(nbttagcompound1);
+                }
+            }
+
+            nbttagcompound.a("Items", nbttaglist);
+        }
+    }
+
+    protected void b(NBTTagCompound nbttagcompound) {
+        d = nbttagcompound.d("Type");
+        if (d == 2) {
+            f = nbttagcompound.g("PushX");
+            aj = nbttagcompound.g("PushZ");
+            e = nbttagcompound.c("Fuel");
+        } else if (d == 1) {
+            NBTTagList nbttaglist = nbttagcompound.k("Items");
+
+            ak = new ItemStack[a()];
+            for (int i = 0; i < nbttaglist.b(); i++) {
+                NBTTagCompound nbttagcompound1 = (NBTTagCompound) nbttaglist.a(i);
+                int k = nbttagcompound1.b("Slot") & 0xff;
+
+                if (k >= 0 && k < ak.length) {
+                    ak[k] = new ItemStack(nbttagcompound1);
+                }
+            }
+
+        }
+    }
+
+    public void c(Entity entity) {
+        if (l.z) {
+            return;
+        }
+        if (entity == j) {
+            return;
+        }
+
+        // CraftBukkit start
+        VehicleEntityCollisionEvent event = new VehicleEntityCollisionEvent(
+                Type.VEHICLE_COLLISION_ENTITY,
+                minecart,
+                null); // @TODO: Needs to be written
+        server.getPluginManager().callEvent(event);
+        // CraftBukkit end        
+        
+        if ((entity instanceof EntityLiving) && !(entity instanceof EntityPlayer) && d == 0 && s * s + u * u > 0.01D && j == null && entity.k == null) {
+            entity.e(this);
+        }
+        double d1 = entity.p - p;
+        double d2 = entity.r - r;
+        double d3 = d1 * d1 + d2 * d2;
+
+        if (d3 >= 9.9999997473787516E-005D) {
+            d3 = MathHelper.a(d3);
+            d1 /= d3;
+            d2 /= d3;
+            double d4 = 1.0D / d3;
+
+            if (d4 > 1.0D) {
+                d4 = 1.0D;
+            }
+            d1 *= d4;
+            d2 *= d4;
+            d1 *= 0.10000000149011612D;
+            d2 *= 0.10000000149011612D;
+            d1 *= 1.0F - U;
+            d2 *= 1.0F - U;
+            d1 *= 0.5D;
+            d2 *= 0.5D;
+            if (entity instanceof EntityMinecart) {
+                double d5 = entity.s + s;
+                double d6 = entity.u + u;
+
+                if (((EntityMinecart) entity).d == 2 && d != 2) {
+                    s *= 0.20000000298023224D;
+                    u *= 0.20000000298023224D;
+                    f(entity.s - d1, 0.0D, entity.u - d2);
+                    entity.s *= 0.69999998807907104D;
+                    entity.u *= 0.69999998807907104D;
+                } else if (((EntityMinecart) entity).d != 2 && d == 2) {
+                    entity.s *= 0.20000000298023224D;
+                    entity.u *= 0.20000000298023224D;
+                    entity.f(s + d1, 0.0D, u + d2);
+                    s *= 0.69999998807907104D;
+                    u *= 0.69999998807907104D;
+                } else {
+                    d5 /= 2D;
+                    d6 /= 2D;
+                    s *= 0.20000000298023224D;
+                    u *= 0.20000000298023224D;
+                    f(d5 - d1, 0.0D, d6 - d2);
+                    entity.s *= 0.20000000298023224D;
+                    entity.u *= 0.20000000298023224D;
+                    entity.f(d5 + d1, 0.0D, d6 + d2);
+                }
+            } else {
+                f(-d1, 0.0D, -d2);
+                entity.f(d1 / 4D, 0.0D, d2 / 4D);
+            }
+        }
+    }
+
+    public int a() {
+        return 27;
+    }
+
+    public ItemStack a(int i) {
+        return ak[i];
+    }
+
+    public ItemStack a(int i, int k) {
+        if (ak[i] != null) {
+            if (ak[i].a <= k) {
+                ItemStack itemstack = ak[i];
+
+                ak[i] = null;
+                return itemstack;
+            }
+            ItemStack itemstack1 = ak[i].a(k);
+
+            if (ak[i].a == 0) {
+                ak[i] = null;
+            }
+            return itemstack1;
+        } else {
+            return null;
+        }
+    }
+
+    public void a(int i, ItemStack itemstack) {
+        ak[i] = itemstack;
+        if (itemstack != null && itemstack.a > c()) {
+            itemstack.a = c();
+        }
+    }
+
+    public String b() {
+        return "Minecart";
+    }
+
+    public int c() {
+        return 64;
+    }
+
+    public void d() {}
+
+    public boolean a(EntityPlayer entityplayer) {
+        if (d == 0) {
+            if (j != null && (j instanceof EntityPlayer) && j != entityplayer) {
+                return true;
+            }
+            if (!l.z) {
+                entityplayer.e(this);
+            }
+        } else if (d == 1) {
+            if (!l.z) {
+                entityplayer.a((IInventory)this);
+            }
+        } else if (d == 2) {
+            ItemStack itemstack = entityplayer.an.e();
+
+            if (itemstack != null && itemstack.c == Item.k.aW) {
+                if (--itemstack.a == 0) {
+                    entityplayer.an.a(entityplayer.an.c, null);
+                }
+                e += 1200;
+            }
+            f = p - entityplayer.p;
+            aj = r - entityplayer.r;
+        }
+        return true;
+    }
+
+    public boolean a_(EntityPlayer entityplayer) {
+        if (G) {
+            return false;
+        }
+        return entityplayer.b(this) <= 64D;
+    }
+
+}
+

src/main/java/net/minecraft/server/Explosion.java

@@ -0,0 +1,220 @@
+package net.minecraft.server;
+
+
+import org.bukkit.craftbukkit.CraftEntity;
+import org.bukkit.craftbukkit.CraftLivingEntity;
+import org.bukkit.craftbukkit.CraftPlayer;
+import org.bukkit.craftbukkit.CraftServer;
+import org.bukkit.event.entity.EntityDamagedByBlockEvent;
+import org.bukkit.event.entity.EntityDamagedByEntityEvent;
+import org.bukkit.event.entity.EntityDamagedEvent;
+
+import java.util.*;
+
+
+public class Explosion {
+
+    public boolean a;
+    private Random h;
+    private World i;
+    public double b;
+    public double c;
+    public double d;
+    public Entity e;
+    public float f;
+    public Set g;
+
+    public Explosion(World world, Entity entity, double d1, double d2, double d3, float f1) {
+        a = false;
+        h = new Random();
+        g = new HashSet();
+        i = world;
+        e = entity;
+        f = f1;
+        b = d1;
+        c = d2;
+        d = d3;
+    }
+
+    public void a() {
+        float f1 = f;
+        int j = 16;
+
+        for (int k = 0; k < j; k++) {
+            for (int i1 = 0; i1 < j; i1++) {
+                label0:
+                for (int k1 = 0; k1 < j; k1++) {
+                    if (k != 0 && k != j - 1 && i1 != 0 && i1 != j - 1 && k1 != 0 && k1 != j - 1) {
+                        continue;
+                    }
+                    double d1 = ((float) k / ((float) j - 1.0F)) * 2.0F - 1.0F;
+                    double d2 = ((float) i1 / ((float) j - 1.0F)) * 2.0F - 1.0F;
+                    double d3 = ((float) k1 / ((float) j - 1.0F)) * 2.0F - 1.0F;
+                    double d4 = Math.sqrt(d1 * d1 + d2 * d2 + d3 * d3);
+
+                    d1 /= d4;
+                    d2 /= d4;
+                    d3 /= d4;
+                    float f2 = f * (0.7F + i.l.nextFloat() * 0.6F);
+                    double d5 = b;
+                    double d7 = c;
+                    double d9 = d;
+                    float f3 = 0.3F;
+
+                    do {
+                        if (f2 <= 0.0F) {
+                            continue label0;
+                        }
+                        int j2 = MathHelper.b(d5);
+                        int k2 = MathHelper.b(d7);
+                        int l2 = MathHelper.b(d9);
+                        int i3 = i.a(j2, k2, l2);
+
+                        if (i3 > 0) {
+                            f2 -= (Block.m[i3].a(e) + 0.3F) * f3;
+                        }
+                        if (f2 > 0.0F) {
+                            g.add(new ChunkPosition(j2, k2, l2));
+                        }
+                        d5 += d1 * (double) f3;
+                        d7 += d2 * (double) f3;
+                        d9 += d3 * (double) f3;
+                        f2 -= f3 * 0.75F;
+                    } while (true);
+                }
+
+            }
+
+        }
+
+        f *= 2.0F;
+        int l = MathHelper.b(b - (double) f - 1.0D);
+        int j1 = MathHelper.b(b + (double) f + 1.0D);
+        int l1 = MathHelper.b(c - (double) f - 1.0D);
+        int j3 = MathHelper.b(c + (double) f + 1.0D);
+        int k3 = MathHelper.b(d - (double) f - 1.0D);
+        int l3 = MathHelper.b(d + (double) f + 1.0D);
+        List list = i.b(e, AxisAlignedBB.b(l, l1, k3, j1, j3, l3));
+        Vec3D vec3d = Vec3D.b(b, c, d);
+
+        for (int i4 = 0; i4 < list.size(); i4++) {
+            Entity entity = (Entity) list.get(i4);
+            double d11 = entity.e(b, c, d) / (double) f;
+
+            if (d11 <= 1.0D) {
+                double d6 = entity.p - b;
+                double d8 = entity.q - c;
+                double d10 = entity.r - d;
+                double d12 = MathHelper.a(d6 * d6 + d8 * d8 + d10 * d10);
+
+                d6 /= d12;
+                d8 /= d12;
+                d10 /= d12;
+                double d13 = i.a(vec3d, entity.z);
+                double d14 = (1.0D - d11) * d13;
+
+                // Craftbukkit: explosion damage hook
+                int damage = (int) (((d14 * d14 + d14) / 2D) * 8D * (double) f + 1.0D);
+                CraftServer servr = ((WorldServer)i).getServer();
+                CraftEntity damagee = null;
+                if(entity instanceof EntityPlayerMP)
+                {
+                    damagee = new CraftPlayer(servr, (EntityPlayerMP)entity);
+                } else if(entity instanceof EntityLiving)
+                {
+                    damagee = new CraftLivingEntity(servr, (EntityLiving)entity);
+                }
+                if(e == null) { // Block explosion
+                    // Craftbukkit TODO: get the x/y/z of the tnt block?
+                    EntityDamagedByBlockEvent edbbe = new EntityDamagedByBlockEvent(null, damagee, EntityDamagedEvent.DamageCause.BLOCK_EXPLOSION, damage);
+                    servr.getPluginManager().callEvent(edbbe);
+                    if(!edbbe.isCancelled()) entity.a(e, damage);
+                } else {
+                    CraftEntity damager = null;
+                    if(e instanceof EntityPlayerMP)
+                    {
+                        // not possible in normal operations
+                        damager = new CraftPlayer(servr, (EntityPlayerMP)e);
+                    } else if(e instanceof EntityLiving)
+                    {
+                        damager = new CraftLivingEntity(servr, (EntityLiving) e);
+                    }
+                    EntityDamagedByEntityEvent edbbe = new EntityDamagedByEntityEvent(damager, damagee, EntityDamagedEvent.DamageCause.ENTITY_EXPLOSION, damage);
+                    servr.getPluginManager().callEvent(edbbe);
+                    if(!edbbe.isCancelled()) entity.a(e, damage);
+                }
+                // Craftbukkit: end
+
+                double d15 = d14;
+
+                entity.s += d6 * d15;
+                entity.t += d8 * d15;
+                entity.u += d10 * d15;
+            }
+        }
+
+        f = f1;
+        ArrayList arraylist = new ArrayList();
+
+        arraylist.addAll(g);
+        if (a) {
+            for (int j4 = arraylist.size() - 1; j4 >= 0; j4--) {
+                ChunkPosition chunkposition = (ChunkPosition) arraylist.get(j4);
+                int i2 = chunkposition.a;
+                int k4 = chunkposition.b;
+                int l4 = chunkposition.c;
+                int i5 = i.a(i2, k4, l4);
+                int j5 = i.a(i2, k4 - 1, l4);
+
+                if (i5 == 0 && Block.o[j5] && h.nextInt(3) == 0) {
+                    i.d(i2, k4, l4, Block.ar.bh);
+                }
+            }
+
+        }
+    }
+
+    public void b() {
+        i.a(b, c, d, "random.explode", 4F, (1.0F + (i.l.nextFloat() - i.l.nextFloat()) * 0.2F) * 0.7F);
+        ArrayList arraylist = new ArrayList();
+
+        arraylist.addAll(g);
+        for (int j = arraylist.size() - 1; j >= 0; j--) {
+            ChunkPosition chunkposition = (ChunkPosition) arraylist.get(j);
+            int k = chunkposition.a;
+            int l = chunkposition.b;
+            int i1 = chunkposition.c;
+            int j1 = i.a(k, l, i1);
+
+            for (int k1 = 0; k1 < 1; k1++) {
+                double d1 = (float) k + i.l.nextFloat();
+                double d2 = (float) l + i.l.nextFloat();
+                double d3 = (float) i1 + i.l.nextFloat();
+                double d4 = d1 - b;
+                double d5 = d2 - c;
+                double d6 = d3 - d;
+                double d7 = MathHelper.a(d4 * d4 + d5 * d5 + d6 * d6);
+
+                d4 /= d7;
+                d5 /= d7;
+                d6 /= d7;
+                double d8 = 0.5D / (d7 / (double) f + 0.10000000000000001D);
+
+                d8 *= i.l.nextFloat() * i.l.nextFloat() + 0.3F;
+                d4 *= d8;
+                d5 *= d8;
+                d6 *= d8;
+                i.a("explode", (d1 + b * 1.0D) / 2D, (d2 + c * 1.0D) / 2D, (d3 + d * 1.0D) / 2D, d4, d5, d6);
+                i.a("smoke", d1, d2, d3, d4, d5, d6);
+            }
+
+            if (j1 > 0) {
+                Block.m[j1].a(i, k, l, i1, i.b(k, l, i1), 0.3F);
+                i.d(k, l, i1, 0);
+                Block.m[j1].c(i, k, l, i1);
+            }
+        }
+
+    }
+}
+

src/main/java/net/minecraft/server/MinecraftServer.java

@@ -90,8 +90,6 @@ implements ICommandListener, Runnable {
             a.warning("To change this, set \"online-mode\" to \"true\" in the server.settings file.");
         }
 
-        server = new CraftServer(this, "1.1"); // CraftBukkit
-
         f = new ServerConfigurationManager(this);
         k = new EntityTracker(this);
         String s1 = d.a("level-name", "world");

src/main/java/net/minecraft/server/ServerConfigurationManager.java

@@ -28,6 +28,7 @@ public class ServerConfigurationManager {
     private CraftServer server; // Craftbukkit
 
     public ServerConfigurationManager(MinecraftServer minecraftserver) {
+        minecraftserver.server = new CraftServer(minecraftserver, this); // CraftBukkit
         server = minecraftserver.server; // Craftbukkit
 
         b = new ArrayList<EntityPlayerMP>();

src/main/java/org/bukkit/craftbukkit/CraftArrow.java

@@ -0,0 +1,15 @@
+package org.bukkit.craftbukkit;
+
+import org.bukkit.Arrow;
+import net.minecraft.server.EntityArrow;
+
+/**
+ * Represents an arrow.
+ * 
+ * @author sk89q
+ */
+public class CraftArrow extends CraftEntity implements Arrow {
+    CraftArrow(CraftServer server, EntityArrow entity) {
+        super(server, entity);
+    }
+}

src/main/java/org/bukkit/craftbukkit/CraftArrowEntity.java

@@ -1,15 +0,0 @@
-package org.bukkit.craftbukkit;
-
-import org.bukkit.ArrowEntity;
-import net.minecraft.server.EntityArrow;
-
-/**
- * Represents an arrow.
- * 
- * @author sk89q
- */
-public class CraftArrowEntity extends CraftEntity implements ArrowEntity {
-    CraftArrowEntity(CraftServer server, EntityArrow entity) {
-        super(server, entity);
-    }
-}

src/main/java/org/bukkit/craftbukkit/CraftEgg.java

@@ -0,0 +1,15 @@
+package org.bukkit.craftbukkit;
+
+import net.minecraft.server.EntityEgg;
+import org.bukkit.Egg;
+
+/**
+ * An egg.
+ * 
+ * @author sk89q
+ */
+public class CraftEgg extends CraftEntity implements Egg {
+    public CraftEgg(CraftServer server, EntityEgg ent) {
+        super(server, ent);
+    }
+}

src/main/java/org/bukkit/craftbukkit/CraftEntity.java

@@ -6,7 +6,7 @@ import net.minecraft.server.WorldServer;
 import org.bukkit.Location;
 import org.bukkit.World;
 
-public class CraftEntity implements org.bukkit.Entity {
+public abstract class CraftEntity implements org.bukkit.Entity {
     protected final CraftServer server;
     private Entity entity;
 

src/main/java/org/bukkit/craftbukkit/CraftLivingEntity.java

@@ -2,8 +2,13 @@
 package org.bukkit.craftbukkit;
 
 import net.minecraft.server.Entity;
+import net.minecraft.server.EntityEgg;
 import net.minecraft.server.EntityLiving;
+import net.minecraft.server.EntitySnowball;
+
+import org.bukkit.Egg;
 import org.bukkit.LivingEntity;
+import org.bukkit.Snowball;
 
 public class CraftLivingEntity extends CraftEntity implements LivingEntity {
     private EntityLiving entity;
@@ -39,4 +44,18 @@ public class CraftLivingEntity extends CraftEntity implements LivingEntity {
     public String toString() {
         return "CraftLivingEntity{" + "id=" + getEntityID() + '}';
     }
+
+    public Egg throwEgg() {
+        net.minecraft.server.World world = ((CraftWorld)getWorld()).getHandle();
+        EntityEgg egg = new EntityEgg(world, entity);
+        world.a(egg);
+        return new CraftEgg(server, egg);
+    }
+
+    public Snowball throwSnowball() {
+        net.minecraft.server.World world = ((CraftWorld)getWorld()).getHandle();
+        EntitySnowball snowball = new EntitySnowball(world, entity);
+        world.a(snowball);
+        return new CraftSnowball(server, snowball);
+    }
 }

src/main/java/org/bukkit/craftbukkit/CraftMinecart.java

@@ -0,0 +1,87 @@
+package org.bukkit.craftbukkit;
+
+import net.minecraft.server.EntityMinecart;
+import org.bukkit.LivingEntity;
+import org.bukkit.Minecart;
+import org.bukkit.Vector;
+
+/**
+ * A minecart.
+ * 
+ * @author sk89q
+ */
+public class CraftMinecart extends CraftVehicle implements Minecart {
+    /**
+     * Stores the minecart type ID, which is used by Minecraft to differentiate
+     * minecart types. Here we use subclasses.
+     */
+    public enum Type {
+        Minecart(0),
+        StorageMinecart(1),
+        PoweredMinecart(2);
+        
+        private final int id;
+        
+        private Type(int id) {
+            this.id = id;
+        }
+        
+        public int getID() {
+            return id;
+        }
+    }
+    
+    protected EntityMinecart minecart;
+
+    public CraftMinecart(CraftServer server, EntityMinecart entity) {
+        super(server, entity);
+        minecart = entity;
+    }
+
+    public Vector getVelocity() {
+        return new Vector(minecart.s, minecart.t, minecart.u);
+    }
+
+    public void setVelocity(Vector vel) {
+        minecart.s = vel.getX();
+        minecart.t = vel.getY();
+        minecart.u = vel.getZ();
+    }
+
+    public LivingEntity getPassenger() {
+        // @TODO: Implement
+        return null;
+    }
+
+    public boolean isEmpty() {
+        return minecart.j == null;
+    }
+
+    public void setDamage(int damage) {
+        minecart.a = damage;
+    }
+
+    public int getDamage() {
+        return minecart.a;
+    }
+    
+    /**
+     * Internal function to convert an MC entity to an appropriate CraftBukkit
+     * entity.
+     * 
+     * @param server
+     * @param minecart
+     * @return
+     */
+    public static CraftMinecart getCraftMinecart(CraftServer server,
+            EntityMinecart minecart) {
+        if (minecart.d == Type.StorageMinecart.getID()) {
+            return new CraftStorageMinecart(server, minecart);
+        } else if (minecart.d == Type.PoweredMinecart.getID()) {
+            return new CraftPoweredMinecart(server, minecart);
+        } else {
+            return new CraftMinecart(server, minecart);
+        }
+    }
+
+}

src/main/java/org/bukkit/craftbukkit/CraftPoweredMinecart.java

@@ -0,0 +1,17 @@
+package org.bukkit.craftbukkit;
+
+import net.minecraft.server.EntityMinecart;
+import org.bukkit.PoweredMinecart;
+
+/**
+ * A powered minecart.
+ * 
+ * @author sk89q
+ */
+public class CraftPoweredMinecart extends CraftMinecart
+        implements PoweredMinecart {
+    public CraftPoweredMinecart(CraftServer server, EntityMinecart entity) {
+        super(server, entity);
+    }
+
+}

src/main/java/org/bukkit/craftbukkit/CraftServer.java

@@ -15,17 +15,15 @@ import org.bukkit.plugin.java.JavaPluginLoader;
 
 public final class CraftServer implements Server {
     private final String serverName = "Craftbukkit";
-    private final String serverVersion;
+    private final String serverVersion = "1.1";
     private final PluginManager pluginManager = new SimplePluginManager(this);
 
     protected final MinecraftServer console;
     protected final ServerConfigurationManager server;
 
-    public CraftServer(MinecraftServer instance, String ver) {
+    public CraftServer(MinecraftServer console, ServerConfigurationManager server) {
-        serverVersion = ver;
+        this.console = console;
-
+        this.server = server;
-        console = instance;
-        server = console.f;
 
         pluginManager.RegisterInterface(JavaPluginLoader.class);
 

src/main/java/org/bukkit/craftbukkit/CraftSnowball.java

@@ -0,0 +1,15 @@
+package org.bukkit.craftbukkit;
+
+import net.minecraft.server.EntitySnowball;
+import org.bukkit.Snowball;
+
+/**
+ * A snowball.
+ * 
+ * @author sk89q
+ */
+public class CraftSnowball extends CraftEntity implements Snowball {
+    public CraftSnowball(CraftServer server, EntitySnowball ent) {
+        super(server, ent);
+    }
+}

src/main/java/org/bukkit/craftbukkit/CraftStorageMinecart.java

@@ -0,0 +1,17 @@
+package org.bukkit.craftbukkit;
+
+import net.minecraft.server.EntityMinecart;
+import org.bukkit.StorageMinecart;
+
+/**
+ * A storage minecart.
+ * 
+ * @author sk89q
+ */
+public class CraftStorageMinecart extends CraftMinecart
+        implements StorageMinecart {
+    public CraftStorageMinecart(CraftServer server, EntityMinecart entity) {
+        super(server, entity);
+    }
+
+}

src/main/java/org/bukkit/craftbukkit/CraftVehicle.java

@@ -0,0 +1,16 @@
+package org.bukkit.craftbukkit;
+
+import net.minecraft.server.Entity;
+
+import org.bukkit.Vehicle;
+
+/**
+ * A vehicle.
+ * 
+ * @author sk89q
+ */
+public abstract class CraftVehicle extends CraftEntity implements Vehicle {
+    public CraftVehicle(CraftServer server, Entity entity) {
+        super(server, entity);
+    }
+}

src/main/java/org/bukkit/craftbukkit/CraftWorld.java

@@ -3,15 +3,20 @@ package org.bukkit.craftbukkit;
 
 import java.util.HashMap;
 import java.util.Map;
+
+import net.minecraft.server.EntityMinecart;
 import java.util.Random;
 import net.minecraft.server.WorldGenBigTree;
-import net.minecraft.server.WorldGenTrees;
 import net.minecraft.server.WorldServer;
 import net.minecraft.server.EntityArrow;
-import org.bukkit.ArrowEntity;
+import net.minecraft.server.WorldGenTrees;
+import org.bukkit.Arrow;
 import org.bukkit.Block;
 import org.bukkit.Chunk;
 import org.bukkit.Location;
+import org.bukkit.Minecart;
+import org.bukkit.PoweredMinecart;
+import org.bukkit.StorageMinecart;
 import org.bukkit.Vector;
 import org.bukkit.World;
 
@@ -79,13 +84,40 @@ public class CraftWorld implements World {
         return world;
     }
 
-    public ArrowEntity spawnArrow(Location loc, Vector velocity, float speed,
+    public Arrow spawnArrow(Location loc, Vector velocity, float speed,
             float spread) {
         EntityArrow arrow = new EntityArrow(world);
         arrow.c(loc.getX(), loc.getY(), loc.getZ());
         world.a(arrow);
         arrow.a(velocity.getX(), velocity.getY(), velocity.getZ(), speed, spread);
-        return new CraftArrowEntity(world.getServer(), arrow);
+        return new CraftArrow(world.getServer(), arrow);
+    }
+    
+    public Minecart spawnMinecart(Location loc) {
+        EntityMinecart minecart = new EntityMinecart(
+                world,
+                loc.getX(), loc.getY(), loc.getZ(),
+                CraftMinecart.Type.Minecart.getID());
+        world.a(minecart);
+        return new CraftMinecart(world.getServer(), minecart);
+    }
+    
+    public StorageMinecart spawnStorageMinecart(Location loc) {
+        EntityMinecart minecart = new EntityMinecart(
+                world,
+                loc.getX(), loc.getY(), loc.getZ(),
+                CraftMinecart.Type.StorageMinecart.getID());
+        world.a(minecart);
+        return new CraftStorageMinecart(world.getServer(), minecart);
+    }
+    
+    public PoweredMinecart spawnPoweredMinecart(Location loc) {
+        EntityMinecart minecart = new EntityMinecart(
+                world,
+                loc.getX(), loc.getY(), loc.getZ(),
+                CraftMinecart.Type.PoweredMinecart.getID());
+        world.a(minecart);
+        return new CraftPoweredMinecart(world.getServer(), minecart);
     }
     
     public boolean generateTree(Location loc) {