Added routing nodes and a bit of infrastructure - not even working yet.

src/main/java/WayofTime/bloodmagic/tile/routing/TileRoutingNode.java

@@ -0,0 +1,67 @@
+package WayofTime.bloodmagic.tile.routing;
+
+import java.util.LinkedList;
+import java.util.List;
+
+import net.minecraft.tileentity.TileEntity;
+import net.minecraft.util.BlockPos;
+import net.minecraft.world.World;
+import WayofTime.bloodmagic.routing.IMasterRoutingNode;
+import WayofTime.bloodmagic.routing.IRoutingNode;
+
+public class TileRoutingNode extends TileEntity implements IRoutingNode
+{
+    private BlockPos masterPos = BlockPos.ORIGIN;
+    private List<BlockPos> connectionList = new LinkedList<BlockPos>();
+
+    @Override
+    public void connectMasterToRemainingNode(World world, List<BlockPos> alreadyChecked, IMasterRoutingNode master)
+    {
+        List<BlockPos> connectedList = this.getConnected();
+        for (BlockPos testPos : connectedList)
+        {
+            if (alreadyChecked.contains(testPos))
+            {
+                continue;
+            }
+            alreadyChecked.add(testPos);
+            TileEntity tile = world.getTileEntity(testPos);
+            if (!(tile instanceof IRoutingNode))
+            {
+                continue;
+            }
+            IRoutingNode node = (IRoutingNode) tile;
+            if (node.getMasterPos().equals(BlockPos.ORIGIN)) //If getMasterPos() returns the origin, the node is not connected to any master.
+            {
+                master.addNodeToList(node);
+                node.connectMasterToRemainingNode(world, alreadyChecked, master);
+            }
+        }
+
+        master.addConnections(this.getBlockPos(), connectedList);
+    }
+
+    @Override
+    public BlockPos getBlockPos()
+    {
+        return this.getPos();
+    }
+
+    @Override
+    public List<BlockPos> getConnected()
+    {
+        return connectionList;
+    }
+
+    @Override
+    public BlockPos getMasterPos()
+    {
+        return masterPos;
+    }
+
+    @Override
+    public boolean isConnectionEnabled(BlockPos testPos)
+    {
+        return true;
+    }
+}