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package net.minecraft.server;
import java.util.Random;
import org.bukkit.craftbukkit.event.CraftEventFactory; // CraftBukkit
public abstract class BlockDiodeAbstract extends BlockDirectional {
protected final boolean a;
protected BlockDiodeAbstract(int i, boolean flag) {
super(i, Material.ORIENTABLE);
this.a = flag;
this.a(0.0F, 0.0F, 0.0F, 1.0F, 0.125F, 1.0F);
}
public boolean b() {
return false;
}
public boolean canPlace(World world, int i, int j, int k) {
return !world.w(i, j - 1, k) ? false : super.canPlace(world, i, j, k);
}
public boolean f(World world, int i, int j, int k) {
return !world.w(i, j - 1, k) ? false : super.f(world, i, j, k);
}
public void a(World world, int i, int j, int k, Random random) {
int l = world.getData(i, j, k);
if (!this.e((IBlockAccess) world, i, j, k, l)) {
boolean flag = this.d(world, i, j, k, l);
if (this.a && !flag) {
// CraftBukkit start
if (CraftEventFactory.callRedstoneChange(world, i, j, k, 15, 0).getNewCurrent() != 0) {
return;
}
// CraftBukkit end
world.setTypeIdAndData(i, j, k, this.j().id, l, 2);
} else if (!this.a) {
// CraftBukkit start
if (CraftEventFactory.callRedstoneChange(world, i, j, k, 0, 15).getNewCurrent() != 15) {
return;
}
// CraftBukkit end
world.setTypeIdAndData(i, j, k, this.i().id, l, 2);
if (!flag) {
world.a(i, j, k, this.i().id, this.h(l), -1);
}
}
}
}
public int d() {
return 36;
}
protected boolean c(int i) {
return this.a;
}
public int c(IBlockAccess iblockaccess, int i, int j, int k, int l) {
return this.b(iblockaccess, i, j, k, l);
}
public int b(IBlockAccess iblockaccess, int i, int j, int k, int l) {
int i1 = iblockaccess.getData(i, j, k);
if (!this.c(i1)) {
return 0;
} else {
int j1 = j(i1);
return j1 == 0 && l == 3 ? this.d(iblockaccess, i, j, k, i1) : (j1 == 1 && l == 4 ? this.d(iblockaccess, i, j, k, i1) : (j1 == 2 && l == 2 ? this.d(iblockaccess, i, j, k, i1) : (j1 == 3 && l == 5 ? this.d(iblockaccess, i, j, k, i1) : 0)));
}
}
public void doPhysics(World world, int i, int j, int k, int l) {
if (!this.f(world, i, j, k)) {
this.c(world, i, j, k, world.getData(i, j, k), 0);
world.setAir(i, j, k);
world.applyPhysics(i + 1, j, k, this.id);
world.applyPhysics(i - 1, j, k, this.id);
world.applyPhysics(i, j, k + 1, this.id);
world.applyPhysics(i, j, k - 1, this.id);
world.applyPhysics(i, j - 1, k, this.id);
world.applyPhysics(i, j + 1, k, this.id);
} else {
this.f(world, i, j, k, l);
}
}
protected void f(World world, int i, int j, int k, int l) {
int i1 = world.getData(i, j, k);
if (!this.e((IBlockAccess) world, i, j, k, i1)) {
boolean flag = this.d(world, i, j, k, i1);
if ((this.a && !flag || !this.a && flag) && !world.a(i, j, k, this.id)) {
byte b0 = -1;
if (this.h(world, i, j, k, i1)) {
b0 = -3;
} else if (this.a) {
b0 = -2;
}
world.a(i, j, k, this.id, this.k_(i1), b0);
}
}
}
public boolean e(IBlockAccess iblockaccess, int i, int j, int k, int l) {
return false;
}
protected boolean d(World world, int i, int j, int k, int l) {
return this.e(world, i, j, k, l) > 0;
}
protected int e(World world, int i, int j, int k, int l) {
int i1 = j(l);
int j1 = i + Direction.a[i1];
int k1 = k + Direction.b[i1];
int l1 = world.getBlockFacePower(j1, j, k1, Direction.d[i1]);
return l1 >= 15 ? l1 : Math.max(l1, world.getTypeId(j1, j, k1) == Block.REDSTONE_WIRE.id ? world.getData(j1, j, k1) : 0);
}
protected int f(IBlockAccess iblockaccess, int i, int j, int k, int l) {
int i1 = j(l);
switch (i1) {
case 0:
case 2:
return Math.max(this.g(iblockaccess, i - 1, j, k, 4), this.g(iblockaccess, i + 1, j, k, 5));
case 1:
case 3:
return Math.max(this.g(iblockaccess, i, j, k + 1, 3), this.g(iblockaccess, i, j, k - 1, 2));
default:
return 0;
}
}
protected int g(IBlockAccess iblockaccess, int i, int j, int k, int l) {
int i1 = iblockaccess.getTypeId(i, j, k);
return this.e(i1) ? (i1 == Block.REDSTONE_WIRE.id ? iblockaccess.getData(i, j, k) : iblockaccess.getBlockPower(i, j, k, l)) : 0;
}
public boolean isPowerSource() {
return true;
}
public void postPlace(World world, int i, int j, int k, EntityLiving entityliving, ItemStack itemstack) {
int l = ((MathHelper.floor((double) (entityliving.yaw * 4.0F / 360.0F) + 0.5D) & 3) + 2) % 4;
world.setData(i, j, k, l, 3);
boolean flag = this.d(world, i, j, k, l);
if (flag) {
world.a(i, j, k, this.id, 1);
}
}
public void onPlace(World world, int i, int j, int k) {
this.h_(world, i, j, k);
}
protected void h_(World world, int i, int j, int k) {
int l = j(world.getData(i, j, k));
if (l == 1) {
world.g(i + 1, j, k, this.id);
world.c(i + 1, j, k, this.id, 4);
}
if (l == 3) {
world.g(i - 1, j, k, this.id);
world.c(i - 1, j, k, this.id, 5);
}
if (l == 2) {
world.g(i, j, k + 1, this.id);
world.c(i, j, k + 1, this.id, 2);
}
if (l == 0) {
world.g(i, j, k - 1, this.id);
world.c(i, j, k - 1, this.id, 3);
}
}
public void postBreak(World world, int i, int j, int k, int l) {
if (this.a) {
world.applyPhysics(i + 1, j, k, this.id);
world.applyPhysics(i - 1, j, k, this.id);
world.applyPhysics(i, j, k + 1, this.id);
world.applyPhysics(i, j, k - 1, this.id);
world.applyPhysics(i, j - 1, k, this.id);
world.applyPhysics(i, j + 1, k, this.id);
}
super.postBreak(world, i, j, k, l);
}
public boolean c() {
return false;
}
protected boolean e(int i) {
Block block = Block.byId[i];
return block != null && block.isPowerSource();
}
protected int d(IBlockAccess iblockaccess, int i, int j, int k, int l) {
return 15;
}
public static boolean f(int i) {
return Block.DIODE_OFF.g(i) || Block.REDSTONE_COMPARATOR_OFF.g(i);
}
public boolean g(int i) {
return i == this.i().id || i == this.j().id;
}
public boolean h(World world, int i, int j, int k, int l) {
int i1 = j(l);
if (f(world.getTypeId(i - Direction.a[i1], j, k - Direction.b[i1]))) {
int j1 = world.getData(i - Direction.a[i1], j, k - Direction.b[i1]);
int k1 = j(j1);
return k1 != i1;
} else {
return false;
}
}
protected int h(int i) {
return this.k_(i);
}
protected abstract int k_(int i);
protected abstract BlockDiodeAbstract i();
protected abstract BlockDiodeAbstract j();
public boolean i(int i) {
return this.g(i);
}
}
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