Fix StackOverflowException on getNetwork.

common/mekanism/api/GasNetwork.java

@@ -182,7 +182,7 @@ public class GasNetwork extends DynamicNetwork<IGasAcceptor, GasNetwork>
 			{
 				TileEntity connectedBlockA = connectedBlocks[countOne];
 
-				if(MekanismUtils.checkNetwork(connectedBlockA, GasNetwork.class) && !dealtWith[countOne])
+				if(MekanismUtils.checkTransmissionType(connectedBlockA, TransmissionType.GAS) && !dealtWith[countOne])
 				{
 					NetworkFinder finder = new NetworkFinder(((TileEntity)splitPoint).worldObj, Object3D.get(connectedBlockA), Object3D.get((TileEntity)splitPoint));
 					List<Object3D> partNetwork = finder.exploreNetwork();
@@ -191,7 +191,7 @@ public class GasNetwork extends DynamicNetwork<IGasAcceptor, GasNetwork>
 					{
 						TileEntity connectedBlockB = connectedBlocks[countTwo];
 
-						if(MekanismUtils.checkNetwork(connectedBlockB, GasNetwork.class) && !dealtWith[countTwo])
+						if(MekanismUtils.checkTransmissionType(connectedBlockB, TransmissionType.GAS) && !dealtWith[countTwo])
 						{
 							if(partNetwork.contains(Object3D.get(connectedBlockB)))
 							{
@@ -206,7 +206,7 @@ public class GasNetwork extends DynamicNetwork<IGasAcceptor, GasNetwork>
 					{
 						TileEntity nodeTile = node.getTileEntity(((TileEntity)splitPoint).worldObj);
 
-						if(MekanismUtils.checkNetwork(nodeTile, GasNetwork.class))
+						if(MekanismUtils.checkTransmissionType(nodeTile, TransmissionType.GAS))
 						{
 							if(nodeTile != splitPoint)
 							{
@@ -236,7 +236,7 @@ public class GasNetwork extends DynamicNetwork<IGasAcceptor, GasNetwork>
 			{
 				TileEntity nodeTile = node.getTileEntity(((TileEntity)tube).worldObj);
 
-				if(MekanismUtils.checkNetwork(nodeTile, GasNetwork.class))
+				if(MekanismUtils.checkTransmissionType(nodeTile, TransmissionType.GAS))
 				{
 					((ITransmitter<GasNetwork>)nodeTile).removeFromNetwork();
 					newTubes.add((ITransmitter<GasNetwork>)nodeTile);
@@ -271,7 +271,7 @@ public class GasNetwork extends DynamicNetwork<IGasAcceptor, GasNetwork>
 		
 		public void loopAll(Object3D location)
 		{
-			if(MekanismUtils.checkNetwork(location.getTileEntity(worldObj), GasNetwork.class))
+			if(MekanismUtils.checkTransmissionType(location.getTileEntity(worldObj), TransmissionType.GAS))
 			{
 				iterated.add(location);
 			}
@@ -284,7 +284,7 @@ public class GasNetwork extends DynamicNetwork<IGasAcceptor, GasNetwork>
 				{
 					TileEntity tileEntity = obj.getTileEntity(worldObj);
 					
-					if(MekanismUtils.checkNetwork(tileEntity, GasNetwork.class))
+					if(MekanismUtils.checkTransmissionType(tileEntity, TransmissionType.GAS))
 					{
 						loopAll(obj);
 					}

common/mekanism/api/GasTransmission.java

@@ -27,7 +27,7 @@ public final class GasTransmission
     	{
 			TileEntity tube = Object3D.get(tileEntity).getFromSide(orientation).getTileEntity(tileEntity.worldObj);
 			
-			if(MekanismUtils.checkNetwork(tube, GasNetwork.class))
+			if(MekanismUtils.checkTransmissionType(tube, TransmissionType.GAS))
 			{
                 tubes[orientation.ordinal()] = tube;
 			}
@@ -92,7 +92,7 @@ public final class GasTransmission
     {
     	TileEntity pointer = Object3D.get(sender).getFromSide(facing).getTileEntity(sender.worldObj);
     	
-    	if(MekanismUtils.checkNetwork(pointer, GasNetwork.class))
+    	if(MekanismUtils.checkTransmissionType(pointer, TransmissionType.GAS))
     	{
 	    	return ((ITransmitter<GasNetwork>)pointer).getNetwork().emit(amount, type, sender);
     	}
@@ -118,7 +118,7 @@ public final class GasTransmission
     		{
     			TileEntity sideTile = Object3D.get(pointer).getFromSide(side).getTileEntity(pointer.worldObj);
     			
-    			if(MekanismUtils.checkNetwork(sideTile, GasNetwork.class))
+    			if(MekanismUtils.checkTransmissionType(sideTile, TransmissionType.GAS))
     			{
     				networks.add(((ITransmitter<GasNetwork>)sideTile).getNetwork());
     			}

common/mekanism/api/ITransmitter.java

@@ -4,6 +4,13 @@ import net.minecraft.tileentity.TileEntity;
 
 public interface ITransmitter<N> 
 {
+	/**
+	 * Get the transmitter's transmission type
+	 * 
+	 * @return TransmissionType this transmitter uses
+	 */
+	public TransmissionType getTransmissionType();
+	
 	/**
 	 * Gets the network currently in use by this transmitter segment.
 	 * @return network this transmitter is using

common/mekanism/api/TransmissionType.java

@@ -0,0 +1,9 @@
+package mekanism.api;
+
+public enum TransmissionType
+{
+	ENERGY,
+	FLUID,
+	GAS,
+	ITEM;
+}

common/mekanism/common/CableUtils.java

@@ -13,6 +13,7 @@ import mekanism.api.ICableOutputter;
 import mekanism.api.IStrictEnergyAcceptor;
 import mekanism.api.ITransmitter;
 import mekanism.api.Object3D;
+import mekanism.api.TransmissionType;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraftforge.common.ForgeDirection;
 import universalelectricity.core.block.IElectrical;
@@ -58,7 +59,7 @@ public final class CableUtils
     	{
 			TileEntity cable = Object3D.get(tileEntity).getFromSide(orientation).getTileEntity(tileEntity.worldObj);
 			
-			if(MekanismUtils.checkNetwork(cable, EnergyNetwork.class))
+			if(MekanismUtils.checkTransmissionType(cable, TransmissionType.ENERGY))
 			{
 				cables[orientation.ordinal()] = cable;
 			}
@@ -192,7 +193,7 @@ public final class CableUtils
     {
     	TileEntity pointer = Object3D.get(sender).getFromSide(facing).getTileEntity(sender.worldObj);
     	
-    	if(MekanismUtils.checkNetwork(pointer, EnergyNetwork.class))
+    	if(MekanismUtils.checkTransmissionType(pointer, TransmissionType.ENERGY))
     	{
     		ITransmitter<EnergyNetwork> cable = (ITransmitter<EnergyNetwork>)pointer;
     		
@@ -225,7 +226,7 @@ public final class CableUtils
     		{
     			TileEntity sideTile = Object3D.get(pointer).getFromSide(side).getTileEntity(pointer.worldObj);
     			
-    			if(MekanismUtils.checkNetwork(sideTile, EnergyNetwork.class) && !ignored.contains(sideTile))
+    			if(MekanismUtils.checkTransmissionType(sideTile, TransmissionType.ENERGY) && !ignored.contains(sideTile))
     			{
     				networks.add(((ITransmitter<EnergyNetwork>)sideTile).getNetwork());
     			}

common/mekanism/common/EnergyNetwork.java

@@ -283,7 +283,7 @@ public class EnergyNetwork extends DynamicNetwork<TileEntity, EnergyNetwork>
 			{
 				TileEntity connectedBlockA = connectedBlocks[countOne];
 
-				if(MekanismUtils.checkNetwork(connectedBlockA, EnergyNetwork.class) && !dealtWith[countOne])
+				if(MekanismUtils.checkTransmissionType(connectedBlockA, TransmissionType.ENERGY) && !dealtWith[countOne])
 				{
 					NetworkFinder finder = new NetworkFinder(((TileEntity)splitPoint).worldObj, Object3D.get(connectedBlockA), Object3D.get((TileEntity)splitPoint));
 					List<Object3D> partNetwork = finder.exploreNetwork();
@@ -292,7 +292,7 @@ public class EnergyNetwork extends DynamicNetwork<TileEntity, EnergyNetwork>
 					{
 						TileEntity connectedBlockB = connectedBlocks[countTwo];
 						
-						if(MekanismUtils.checkNetwork(connectedBlockB, EnergyNetwork.class) && !dealtWith[countTwo])
+						if(MekanismUtils.checkTransmissionType(connectedBlockB, TransmissionType.ENERGY) && !dealtWith[countTwo])
 						{
 							if(partNetwork.contains(Object3D.get(connectedBlockB)))
 							{
@@ -307,7 +307,7 @@ public class EnergyNetwork extends DynamicNetwork<TileEntity, EnergyNetwork>
 					{
 						TileEntity nodeTile = node.getTileEntity(((TileEntity)splitPoint).worldObj);
 
-						if(MekanismUtils.checkNetwork(nodeTile, EnergyNetwork.class))
+						if(MekanismUtils.checkTransmissionType(nodeTile, TransmissionType.ENERGY))
 						{
 							if(nodeTile != splitPoint)
 							{
@@ -373,7 +373,7 @@ public class EnergyNetwork extends DynamicNetwork<TileEntity, EnergyNetwork>
 
 		public void loopAll(Object3D location)
 		{
-			if(MekanismUtils.checkNetwork(location.getTileEntity(worldObj), EnergyNetwork.class))
+			if(MekanismUtils.checkTransmissionType(location.getTileEntity(worldObj), TransmissionType.ENERGY))
 			{
 				iterated.add(location);
 			}
@@ -386,7 +386,7 @@ public class EnergyNetwork extends DynamicNetwork<TileEntity, EnergyNetwork>
 				{
 					TileEntity tileEntity = obj.getTileEntity(worldObj);
 					
-					if(MekanismUtils.checkNetwork(tileEntity, EnergyNetwork.class))
+					if(MekanismUtils.checkTransmissionType(tileEntity, TransmissionType.ENERGY))
 					{
 						loopAll(obj);
 					}

common/mekanism/common/FluidNetwork.java

@@ -12,6 +12,7 @@ import java.util.Set;
 import mekanism.api.DynamicNetwork;
 import mekanism.api.ITransmitter;
 import mekanism.api.Object3D;
+import mekanism.api.TransmissionType;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.world.World;
 import net.minecraftforge.common.ForgeDirection;
@@ -184,7 +185,7 @@ public class FluidNetwork extends DynamicNetwork<IFluidHandler, FluidNetwork>
 			{
 				TileEntity connectedBlockA = connectedBlocks[countOne];
 
-				if(MekanismUtils.checkNetwork(connectedBlockA, FluidNetwork.class) && !dealtWith[countOne])
+				if(MekanismUtils.checkTransmissionType(connectedBlockA, TransmissionType.FLUID) && !dealtWith[countOne])
 				{
 					NetworkFinder finder = new NetworkFinder(((TileEntity)splitPoint).worldObj, Object3D.get(connectedBlockA), Object3D.get((TileEntity)splitPoint));
 					List<Object3D> partNetwork = finder.exploreNetwork();
@@ -193,7 +194,7 @@ public class FluidNetwork extends DynamicNetwork<IFluidHandler, FluidNetwork>
 					{
 						TileEntity connectedBlockB = connectedBlocks[countTwo];
 						
-						if(MekanismUtils.checkNetwork(connectedBlockB, FluidNetwork.class) && !dealtWith[countTwo])
+						if(MekanismUtils.checkTransmissionType(connectedBlockB, TransmissionType.FLUID) && !dealtWith[countTwo])
 						{
 							if(partNetwork.contains(Object3D.get(connectedBlockB)))
 							{
@@ -208,7 +209,7 @@ public class FluidNetwork extends DynamicNetwork<IFluidHandler, FluidNetwork>
 					{
 						TileEntity nodeTile = node.getTileEntity(((TileEntity)splitPoint).worldObj);
 
-						if(MekanismUtils.checkNetwork(nodeTile, FluidNetwork.class))
+						if(MekanismUtils.checkTransmissionType(nodeTile, TransmissionType.FLUID))
 						{
 							if(nodeTile != splitPoint)
 							{
@@ -239,7 +240,7 @@ public class FluidNetwork extends DynamicNetwork<IFluidHandler, FluidNetwork>
 			{
 				TileEntity nodeTile = node.getTileEntity(((TileEntity)pipe).worldObj);
 
-				if(MekanismUtils.checkNetwork(nodeTile, FluidNetwork.class))
+				if(MekanismUtils.checkTransmissionType(nodeTile, TransmissionType.FLUID))
 				{
 					((ITransmitter<FluidNetwork>)nodeTile).removeFromNetwork();
 					newPipes.add((ITransmitter<FluidNetwork>)nodeTile);
@@ -274,7 +275,7 @@ public class FluidNetwork extends DynamicNetwork<IFluidHandler, FluidNetwork>
 
 		public void loopAll(Object3D location)
 		{
-			if(MekanismUtils.checkNetwork(location.getTileEntity(worldObj), FluidNetwork.class))
+			if(MekanismUtils.checkTransmissionType(location.getTileEntity(worldObj), TransmissionType.FLUID))
 			{
 				iterated.add(location);
 			}
@@ -287,7 +288,7 @@ public class FluidNetwork extends DynamicNetwork<IFluidHandler, FluidNetwork>
 				{
 					TileEntity tileEntity = obj.getTileEntity(worldObj);
 					
-					if(MekanismUtils.checkNetwork(tileEntity, FluidNetwork.class))
+					if(MekanismUtils.checkTransmissionType(tileEntity, TransmissionType.FLUID))
 					{
 						loopAll(obj);
 					}

common/mekanism/common/InventoryNetwork.java

@@ -11,6 +11,7 @@ import java.util.Set;
 import mekanism.api.DynamicNetwork;
 import mekanism.api.ITransmitter;
 import mekanism.api.Object3D;
+import mekanism.api.TransmissionType;
 import net.minecraft.inventory.IInventory;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.world.World;
@@ -126,7 +127,7 @@ public class InventoryNetwork extends DynamicNetwork<IInventory, InventoryNetwor
 			{
 				TileEntity connectedBlockA = connectedBlocks[countOne];
 
-				if(MekanismUtils.checkNetwork(connectedBlockA, InventoryNetwork.class) && !dealtWith[countOne])
+				if(MekanismUtils.checkTransmissionType(connectedBlockA, TransmissionType.ITEM) && !dealtWith[countOne])
 				{
 					NetworkFinder finder = new NetworkFinder(((TileEntity)splitPoint).worldObj, Object3D.get(connectedBlockA), Object3D.get((TileEntity)splitPoint));
 					List<Object3D> partNetwork = finder.exploreNetwork();
@@ -135,7 +136,7 @@ public class InventoryNetwork extends DynamicNetwork<IInventory, InventoryNetwor
 					{
 						TileEntity connectedBlockB = connectedBlocks[countTwo];
 						
-						if(MekanismUtils.checkNetwork(connectedBlockB, InventoryNetwork.class) && !dealtWith[countTwo])
+						if(MekanismUtils.checkTransmissionType(connectedBlockB, TransmissionType.ITEM) && !dealtWith[countTwo])
 						{
 							if(partNetwork.contains(Object3D.get(connectedBlockB)))
 							{
@@ -150,7 +151,7 @@ public class InventoryNetwork extends DynamicNetwork<IInventory, InventoryNetwor
 					{
 						TileEntity nodeTile = node.getTileEntity(((TileEntity)splitPoint).worldObj);
 
-						if(MekanismUtils.checkNetwork(nodeTile, InventoryNetwork.class))
+						if(MekanismUtils.checkTransmissionType(nodeTile, TransmissionType.ITEM))
 						{
 							if(nodeTile != splitPoint)
 							{
@@ -181,7 +182,7 @@ public class InventoryNetwork extends DynamicNetwork<IInventory, InventoryNetwor
 			{
 				TileEntity nodeTile = node.getTileEntity(((TileEntity)transmitter).worldObj);
 
-				if(MekanismUtils.checkNetwork(nodeTile, InventoryNetwork.class))
+				if(MekanismUtils.checkTransmissionType(nodeTile, TransmissionType.ITEM))
 				{
 					((ITransmitter<InventoryNetwork>)nodeTile).removeFromNetwork();
 					newTransporters.add((ITransmitter<InventoryNetwork>)nodeTile);
@@ -216,7 +217,7 @@ public class InventoryNetwork extends DynamicNetwork<IInventory, InventoryNetwor
 
 		public void loopAll(Object3D location)
 		{
-			if(MekanismUtils.checkNetwork(location.getTileEntity(worldObj), InventoryNetwork.class))
+			if(MekanismUtils.checkTransmissionType(location.getTileEntity(worldObj), TransmissionType.ITEM))
 			{
 				iterated.add(location);
 			}
@@ -229,7 +230,7 @@ public class InventoryNetwork extends DynamicNetwork<IInventory, InventoryNetwor
 				{
 					TileEntity tileEntity = obj.getTileEntity(worldObj);
 					
-					if(MekanismUtils.checkNetwork(tileEntity, InventoryNetwork.class))
+					if(MekanismUtils.checkTransmissionType(tileEntity, TransmissionType.ITEM))
 					{
 						loopAll(obj);
 					}

common/mekanism/common/ItemEnergyMeter.java

@@ -5,6 +5,7 @@ import java.util.ArrayList;
 import mekanism.api.EnumColor;
 import mekanism.api.ITransmitter;
 import mekanism.api.TransmitterNetworkRegistry;
+import mekanism.api.TransmissionType;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraft.item.ItemStack;
 import net.minecraft.tileentity.TileEntity;
@@ -29,7 +30,7 @@ public class ItemEnergyMeter extends ItemEnergized
     	{
     		TileEntity tileEntity = world.getBlockTileEntity(x, y, z);
     		
-    		if(MekanismUtils.checkNetwork(tileEntity, EnergyNetwork.class))
+    		if(MekanismUtils.checkTransmissionType(tileEntity, TransmissionType.ENERGY))
     		{
     			if(getEnergy(stack) >= ENERGY_PER_USE)
     			{

common/mekanism/common/MekanismUtils.java

@@ -16,6 +16,7 @@ import mekanism.api.IConfigurable;
 import mekanism.api.ITransmitter;
 import mekanism.api.ITransmitterNetwork;
 import mekanism.api.Object3D;
+import mekanism.api.TransmissionType;
 import mekanism.common.IFactory.RecipeType;
 import mekanism.common.IRedstoneControl.RedstoneControl;
 import mekanism.common.PacketHandler.Transmission;
@@ -960,11 +961,11 @@ public final class MekanismUtils
     	return false;
     }
     
-    public static boolean checkNetwork(TileEntity tileEntity, Class<? extends ITransmitterNetwork> networkClass)
+    public static boolean checkTransmissionType(TileEntity tileEntity, TransmissionType type)
     {
     	if(tileEntity instanceof ITransmitter)
     	{
-    		if(((ITransmitter)tileEntity).getNetwork().getClass() == networkClass)
+    		if(((ITransmitter<?>)tileEntity).getTransmissionType() == type)
     		{
     			return true;
     		}

common/mekanism/common/PipeUtils.java

@@ -4,6 +4,7 @@ import java.util.Arrays;
 
 import mekanism.api.ITransmitter;
 import mekanism.api.Object3D;
+import mekanism.api.TransmissionType;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraftforge.common.ForgeDirection;
 import net.minecraftforge.fluids.FluidTankInfo;
@@ -24,7 +25,7 @@ public final class PipeUtils
     	{
 			TileEntity pipe = Object3D.get(tileEntity).getFromSide(orientation).getTileEntity(tileEntity.worldObj);
 			
-			if(MekanismUtils.checkNetwork(pipe, FluidNetwork.class))
+			if(MekanismUtils.checkTransmissionType(pipe, TransmissionType.FLUID))
 			{
 				pipes[orientation.ordinal()] = pipe;
 			}

common/mekanism/common/TileEntityEnergyCube.java

@@ -15,6 +15,7 @@ import java.util.HashSet;
 import mekanism.api.ICableOutputter;
 import mekanism.api.IStrictEnergyAcceptor;
 import mekanism.api.Object3D;
+import mekanism.api.TransmissionType;
 import mekanism.common.IRedstoneControl.RedstoneControl;
 import mekanism.common.Tier.EnergyCubeTier;
 import net.minecraft.item.ItemStack;
@@ -74,7 +75,7 @@ public class TileEntityEnergyCube extends TileEntityElectricBlock implements IEn
 			
 			if(electricityStored > 0)
 			{
-				if(MekanismUtils.checkNetwork(tileEntity, EnergyNetwork.class))
+				if(MekanismUtils.checkTransmissionType(tileEntity, TransmissionType.ENERGY))
 				{
 					setEnergy(electricityStored - (Math.min(electricityStored, tier.OUTPUT) - CableUtils.emitEnergyToNetwork(Math.min(electricityStored, tier.OUTPUT), this, ForgeDirection.getOrientation(facing))));
 					return;

common/mekanism/common/TileEntityLogisticalTransporter.java

@@ -5,6 +5,7 @@ import java.util.HashSet;
 
 import mekanism.api.ITransmitter;
 import mekanism.api.Object3D;
+import mekanism.api.TransmissionType;
 import mekanism.common.PacketHandler.Transmission;
 import mekanism.common.network.PacketDataRequest;
 import net.minecraft.nbt.NBTTagCompound;
@@ -22,6 +23,12 @@ public class TileEntityLogisticalTransporter extends TileEntityTransmitter<Inven
 	/** This transporter's active state. */
 	public boolean isActive = false;
 	
+	@Override
+	public TransmissionType getTransmissionType()
+	{
+		return TransmissionType.ITEM;
+	}
+	
 	@Override
 	public InventoryNetwork getNetwork(boolean createIfNull)
 	{
@@ -33,7 +40,7 @@ public class TileEntityLogisticalTransporter extends TileEntityTransmitter<Inven
 			
 			for(TileEntity transporter : adjacentTransporters)
 			{
-				if(MekanismUtils.checkNetwork(transporter, InventoryNetwork.class) && ((ITransmitter<InventoryNetwork>)transporter).getNetwork(false) != null)
+				if(MekanismUtils.checkTransmissionType(transporter, getTransmissionType()) && ((ITransmitter<InventoryNetwork>)transporter).getNetwork(false) != null)
 				{
 					connectedNets.add(((ITransmitter<InventoryNetwork>)transporter).getNetwork());
 				}
@@ -92,7 +99,7 @@ public class TileEntityLogisticalTransporter extends TileEntityTransmitter<Inven
 			{
 				TileEntity tileEntity = Object3D.get(this).getFromSide(side).getTileEntity(worldObj);
 				
-				if(MekanismUtils.checkNetwork(tileEntity, InventoryNetwork.class))
+				if(MekanismUtils.checkTransmissionType(tileEntity, getTransmissionType()))
 				{
 					getNetwork().merge(((ITransmitter<InventoryNetwork>)tileEntity).getNetwork());
 				}

common/mekanism/common/TileEntityMechanicalPipe.java

@@ -6,6 +6,7 @@ import java.util.HashSet;
 
 import mekanism.api.ITransmitter;
 import mekanism.api.Object3D;
+import mekanism.api.TransmissionType;
 import mekanism.common.PacketHandler.Transmission;
 import mekanism.common.network.PacketDataRequest;
 import net.minecraft.nbt.NBTTagCompound;
@@ -51,6 +52,12 @@ public class TileEntityMechanicalPipe extends TileEntityTransmitter<FluidNetwork
 		}
 	}
 	
+	@Override
+	public TransmissionType getTransmissionType()
+	{
+		return TransmissionType.FLUID;
+	}
+	
 	@Override
 	public FluidNetwork getNetwork(boolean createIfNull)
 	{
@@ -61,7 +68,7 @@ public class TileEntityMechanicalPipe extends TileEntityTransmitter<FluidNetwork
 			
 			for(TileEntity pipe : adjacentPipes)
 			{
-				if(MekanismUtils.checkNetwork(pipe, FluidNetwork.class) && ((ITransmitter<FluidNetwork>)pipe).getNetwork(false) != null)
+				if(MekanismUtils.checkTransmissionType(pipe, getTransmissionType()) && ((ITransmitter<FluidNetwork>)pipe).getNetwork(false) != null)
 				{
 					connectedNets.add(((ITransmitter<FluidNetwork>)pipe).getNetwork());
 				}
@@ -120,7 +127,7 @@ public class TileEntityMechanicalPipe extends TileEntityTransmitter<FluidNetwork
 			{
 				TileEntity tileEntity = Object3D.get(this).getFromSide(side).getTileEntity(worldObj);
 				
-				if(MekanismUtils.checkNetwork(tileEntity, FluidNetwork.class))
+				if(MekanismUtils.checkTransmissionType(tileEntity, getTransmissionType()))
 				{
 					getNetwork().merge(((ITransmitter<FluidNetwork>)tileEntity).getNetwork());
 				}

common/mekanism/common/TileEntityPressurizedTube.java

@@ -8,6 +8,7 @@ import mekanism.api.GasTransmission;
 import mekanism.api.ITransmitter;
 import mekanism.api.ITubeConnection;
 import mekanism.api.Object3D;
+import mekanism.api.TransmissionType;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraftforge.common.ForgeDirection;
 
@@ -19,6 +20,12 @@ public class TileEntityPressurizedTube extends TileEntityTransmitter<GasNetwork>
 	/** The scale of the gas (0F -> 1F) currently inside this tube. */
 	public float gasScale;
 	
+	@Override
+	public TransmissionType getTransmissionType()
+	{
+		return TransmissionType.ITEM;
+	}
+	
 	@Override
 	public GasNetwork getNetwork(boolean createIfNull)
 	{
@@ -29,7 +36,7 @@ public class TileEntityPressurizedTube extends TileEntityTransmitter<GasNetwork>
 			
 			for(TileEntity tube : adjacentTubes)
 			{
-				if(MekanismUtils.checkNetwork(tube, GasNetwork.class) && ((ITransmitter<GasNetwork>)tube).getNetwork(false) != null)
+				if(MekanismUtils.checkTransmissionType(tube, TransmissionType.GAS) && ((ITransmitter<GasNetwork>)tube).getNetwork(false) != null)
 				{
 					connectedNets.add(((ITransmitter<GasNetwork>)tube).getNetwork());
 				}
@@ -88,7 +95,7 @@ public class TileEntityPressurizedTube extends TileEntityTransmitter<GasNetwork>
 			{
 				TileEntity tileEntity = Object3D.get(this).getFromSide(side).getTileEntity(worldObj);
 				
-				if(MekanismUtils.checkNetwork(tileEntity, GasNetwork.class))
+				if(MekanismUtils.checkTransmissionType(tileEntity, TransmissionType.GAS))
 				{
 					getNetwork().merge(((ITransmitter<GasNetwork>)tileEntity).getNetwork());
 				}

common/mekanism/common/TileEntityTransmitter.java

@@ -3,6 +3,7 @@ package mekanism.common;
 import cpw.mods.fml.relauncher.Side;
 import cpw.mods.fml.relauncher.SideOnly;
 import mekanism.api.ITransmitter;
+import mekanism.api.TransmissionType;
 import mekanism.api.TransmitterNetworkRegistry;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.util.AxisAlignedBB;
@@ -38,7 +39,7 @@ public abstract class TileEntityTransmitter<N> extends TileEntity implements ITr
 	@Override
 	public boolean areNetworksEqual(TileEntity tileEntity)
 	{
-		return tileEntity instanceof ITransmitter && getNetwork().getClass() == ((ITransmitter)tileEntity).getNetwork().getClass();
+		return tileEntity instanceof ITransmitter && getTransmissionType() == ((ITransmitter)tileEntity).getTransmissionType();
 	}
 	
 	@Override

common/mekanism/common/TileEntityUniversalCable.java

@@ -4,6 +4,7 @@ import java.util.HashSet;
 
 import mekanism.api.ITransmitter;
 import mekanism.api.Object3D;
+import mekanism.api.TransmissionType;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.world.World;
 import net.minecraftforge.common.ForgeDirection;
@@ -24,6 +25,12 @@ public class TileEntityUniversalCable extends TileEntityTransmitter<EnergyNetwor
 		powerHandler.configure(0, 100, 0, 100);
 	}
 	
+	@Override
+	public TransmissionType getTransmissionType()
+	{
+		return TransmissionType.ENERGY;
+	}
+	
 	@Override
 	public boolean canUpdate()
 	{
@@ -40,7 +47,7 @@ public class TileEntityUniversalCable extends TileEntityTransmitter<EnergyNetwor
 			
 			for(TileEntity cable : adjacentCables)
 			{
-				if(MekanismUtils.checkNetwork(cable, EnergyNetwork.class) && ((ITransmitter<EnergyNetwork>)cable).getNetwork(false) != null)
+				if(MekanismUtils.checkTransmissionType(cable, TransmissionType.ENERGY) && ((ITransmitter<EnergyNetwork>)cable).getNetwork(false) != null)
 				{
 					connectedNets.add(((ITransmitter<EnergyNetwork>)cable).getNetwork());
 				}
@@ -99,7 +106,7 @@ public class TileEntityUniversalCable extends TileEntityTransmitter<EnergyNetwor
 			{
 				TileEntity tileEntity = Object3D.get(this).getFromSide(side).getTileEntity(worldObj);
 				
-				if(MekanismUtils.checkNetwork(tileEntity, EnergyNetwork.class))
+				if(MekanismUtils.checkTransmissionType(tileEntity, TransmissionType.ENERGY))
 				{
 					getNetwork().merge(((ITransmitter<EnergyNetwork>)tileEntity).getNetwork());
 				}

common/mekanism/common/TransporterUtils.java

@@ -4,6 +4,7 @@ import java.util.Arrays;
 
 import mekanism.api.ITransmitter;
 import mekanism.api.Object3D;
+import mekanism.api.TransmissionType;
 import net.minecraft.inventory.IInventory;
 import net.minecraft.inventory.ISidedInventory;
 import net.minecraft.tileentity.TileEntity;
@@ -24,7 +25,7 @@ public final class TransporterUtils
     	{
 			TileEntity transporter = Object3D.get(tileEntity).getFromSide(orientation).getTileEntity(tileEntity.worldObj);
 			
-			if(MekanismUtils.checkNetwork(transporter, InventoryNetwork.class))
+			if(MekanismUtils.checkTransmissionType(transporter, TransmissionType.ITEM))
 			{
 				transporters[orientation.ordinal()] = transporter;
 			}

common/mekanism/generators/common/TileEntityGenerator.java

@@ -12,6 +12,7 @@ import java.util.EnumSet;
 
 import mekanism.api.ICableOutputter;
 import mekanism.api.Object3D;
+import mekanism.api.TransmissionType;
 import mekanism.client.IHasSound;
 import mekanism.common.CableUtils;
 import mekanism.common.EnergyNetwork;
@@ -104,7 +105,7 @@ public abstract class TileEntityGenerator extends TileEntityElectricBlock implem
 			
 			if(electricityStored > 0)
 			{
-				if(MekanismUtils.checkNetwork(tileEntity, EnergyNetwork.class))
+				if(MekanismUtils.checkTransmissionType(tileEntity, TransmissionType.ENERGY))
 				{
 					setEnergy(electricityStored - (Math.min(electricityStored, output) - CableUtils.emitEnergyToNetwork(Math.min(electricityStored, output), this, ForgeDirection.getOrientation(facing))));
 				}