Minor adjustment to make certain routes preferred over others.

me/GridNode.java

@@ -1,5 +1,7 @@
 package appeng.me;
 
+import java.util.Collections;
+import java.util.Comparator;
 import java.util.EnumSet;
 import java.util.LinkedList;
 import java.util.List;
@@ -354,6 +356,21 @@ public class GridNode implements IGridNode, IPathItem
 		Connections.add( gridConnection );
 		if ( gridConnection.hasDirection() )
 			gridProxy.onGridNotification( GridNotification.ConnectionsChanged );
+
+		final IGridNode gn = this;
+
+		Collections.sort( Connections, new Comparator<IGridConnection>() {
+
+			@Override
+			public int compare(IGridConnection o1, IGridConnection o2)
+			{
+				boolean preferedA = o1.getOtherSide( gn ).hasFlag( GridFlags.PREFERED );
+				boolean preferedB = o2.getOtherSide( gn ).hasFlag( GridFlags.PREFERED );
+
+				return preferedA == preferedB ? 0 : (preferedA ? -1 : 1);
+			}
+
+		} );
 	}
 
 	public void removeConnection(IGridConnection gridConnection)

parts/networking/PartCable.java

@@ -52,6 +52,7 @@ public class PartCable extends AEBasePart implements IPartCable
 
 	public PartCable(Class c, ItemStack is) {
 		super( c, is );
+		proxy.setFlags( GridFlags.PREFERED );
 		proxy.setIdlePowerUsage( 0.0 );
 		proxy.myColor = AEColor.values()[((ItemMultiPart) is.getItem()).varientOf( is.getItemDamage() )];
 	}

parts/networking/PartDenseCable.java

@@ -56,7 +56,7 @@ public class PartDenseCable extends PartCable
 
 	public PartDenseCable(Class c, ItemStack is) {
 		super( c, is );
-		proxy.setFlags( GridFlags.TIER_2_CAPACITY );
+		proxy.setFlags( GridFlags.TIER_2_CAPACITY, GridFlags.PREFERED );
 	}
 
 	public PartDenseCable(ItemStack is) {