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package net.minecraft.server;
import java.util.List;
import java.util.Random;
import org.bukkit.event.block.BlockRedstoneEvent; // CraftBukkit
public class BlockMinecartDetector extends BlockMinecartTrack {
public BlockMinecartDetector(int i, int j) {
super(i, j, true);
this.a(true);
}
public int c() {
return 20;
}
public boolean isPowerSource() {
return true;
}
public void a(World world, int i, int j, int k, Entity entity) {
if (!world.isStatic) {
int l = world.getData(i, j, k);
if ((l & 8) == 0) {
this.f(world, i, j, k, l);
}
}
}
public void a(World world, int i, int j, int k, Random random) {
if (!world.isStatic) {
int l = world.getData(i, j, k);
if ((l & 8) != 0) {
this.f(world, i, j, k, l);
}
}
}
public boolean a(IBlockAccess iblockaccess, int i, int j, int k, int l) {
return (iblockaccess.getData(i, j, k) & 8) != 0;
}
public boolean d(World world, int i, int j, int k, int l) {
return (world.getData(i, j, k) & 8) == 0 ? false : l == 1;
}
private void f(World world, int i, int j, int k, int l) {
boolean flag = (l & 8) != 0;
boolean flag1 = false;
float f = 0.125F;
List list = world.a(EntityMinecart.class, AxisAlignedBB.b((double) ((float) i + f), (double) j, (double) ((float) k + f), (double) ((float) (i + 1) - f), (double) j + 0.25D, (double) ((float) (k + 1) - f)));
if (list.size() > 0) {
flag1 = true;
}
// CraftBukkit start
if (flag != flag1) {
org.bukkit.block.Block block = world.getWorld().getBlockAt(i, j, k);
BlockRedstoneEvent eventRedstone = new BlockRedstoneEvent(block, flag ? 1 : 0, flag1 ? 1 : 0);
world.getServer().getPluginManager().callEvent(eventRedstone);
flag1 = eventRedstone.getNewCurrent() > 0;
}
// CraftBukkit end
if (flag1 && !flag) {
world.setData(i, j, k, l | 8);
world.applyPhysics(i, j, k, this.id);
world.applyPhysics(i, j - 1, k, this.id);
world.b(i, j, k, i, j, k);
}
if (!flag1 && flag) {
world.setData(i, j, k, l & 7);
world.applyPhysics(i, j, k, this.id);
world.applyPhysics(i, j - 1, k, this.id);
world.b(i, j, k, i, j, k);
}
if (flag1) {
world.c(i, j, k, this.id, this.c());
}
}
}
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