Added Tesla grid

src/resonantinduction/ITesla.java

@@ -0,0 +1,13 @@
+/**
+ * 
+ */
+package resonantinduction;
+
+/**
+ * @author Calclavia
+ *
+ */
+public interface ITesla
+{
+
+}

src/resonantinduction/TeslaGrid.java

@@ -0,0 +1,62 @@
+/**
+ * 
+ */
+package resonantinduction;
+
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.Set;
+
+import net.minecraft.tileentity.TileEntity;
+import cpw.mods.fml.common.FMLCommonHandler;
+import cpw.mods.fml.relauncher.Side;
+
+/**
+ * @author Calclavia
+ * 
+ */
+public class TeslaGrid
+{
+	private static final TeslaGrid INSTANCE_CLIENT = new TeslaGrid();
+	private static final TeslaGrid INSTANCE_SERVER = new TeslaGrid();
+
+	private final Set<ITesla> tileEntities = new HashSet<ITesla>();
+
+	public void register(ITesla iTesla)
+	{
+		Iterator<ITesla> it = this.tileEntities.iterator();
+
+		while (it.hasNext())
+		{
+			ITesla tesla = it.next();
+
+			if (tesla instanceof TileEntity)
+			{
+				if (!((TileEntity) tesla).isInvalid())
+				{
+					continue;
+				}
+			}
+
+			it.remove();
+
+		}
+
+		this.tileEntities.add(iTesla);
+	}
+
+	public void unregister(ITesla iTesla)
+	{
+		this.tileEntities.remove(iTesla);
+	}
+
+	public static TeslaGrid getInstance()
+	{
+		if (FMLCommonHandler.instance().getEffectiveSide() == Side.SERVER)
+		{
+			return INSTANCE_SERVER;
+		}
+
+		return INSTANCE_CLIENT;
+	}
+}

src/resonantinduction/tesla/TileEntityTesla.java

@@ -3,13 +3,38 @@
  */
 package resonantinduction.tesla;
 
-import net.minecraft.tileentity.TileEntity;
+import resonantinduction.ITesla;
+import resonantinduction.TeslaGrid;
+import resonantinduction.base.TileEntityBase;
 
 /**
  * @author Calclavia
  * 
  */
-public class TileEntityTesla extends TileEntity
+public class TileEntityTesla extends TileEntityBase implements ITesla
 {
+	@Override
+	public void initiate()
+	{
+		TeslaGrid.getInstance().register(this);
+	}
+
+	@Override
+	public void updateEntity()
+	{
+		super.updateEntity();
 
 	}
+
+	public int getRange()
+	{
+		return 5;
+	}
+
+	@Override
+	public void invalidate()
+	{
+		TeslaGrid.getInstance().unregister(this);
+		super.invalidate();
+	}
+}