machines are now connected to the controller

src/main/java/storagecraft/tile/TileController.java

@@ -1,9 +1,55 @@
 package storagecraft.tile;
 
+import java.util.ArrayList;
 import java.util.List;
+import net.minecraft.tileentity.TileEntity;
+import net.minecraftforge.common.util.ForgeDirection;
 
-public class TileController extends TileSC implements IMachine {
-	public List<TileSC> getMachines() {
-		return null;
+public class TileController extends TileSC {
+	private List<IMachine> connectedMachines = new ArrayList<IMachine>();
+
+	private int ticks = 0;
+
+	@Override
+	public void updateEntity() {
+		super.updateEntity();
+
+		if (!worldObj.isRemote) {
+			ticks++;
+
+			if (ticks % 40 == 0) {
+				List<IMachine> machines = new ArrayList<IMachine>();
+
+				for (ForgeDirection dir : ForgeDirection.VALID_DIRECTIONS) {
+					TileEntity tile = worldObj.getTileEntity(xCoord + dir.offsetX, yCoord + dir.offsetY, zCoord + dir.offsetZ);
+
+					if (tile instanceof TileCable) {
+						machines.addAll(((TileCable) tile).findMachines());
+					}
+				}
+
+				for (IMachine machine : connectedMachines) {
+					if (!machines.contains(machine)) {
+						machine.onDisconnected();
+					}
+				}
+
+				for (IMachine machine : machines) {
+					if (!connectedMachines.contains(machine)) {
+						machine.onConnected(this);
+					}
+				}
+
+				connectedMachines = machines;
+			}
+		}
+	}
+
+	public void onDestroyed() {
+		for (IMachine machine : connectedMachines) {
+			machine.onDisconnected();
+		}
+
+		connectedMachines.clear();
 	}
 }