about 5 minutes of work...

crafting/CraftingJob.java

@@ -6,6 +6,7 @@ import java.util.HashSet;
 import java.util.Iterator;
 
 import net.minecraft.nbt.NBTTagCompound;
+import appeng.api.config.Actionable;
 import appeng.api.storage.data.IAEItemStack;
 import appeng.api.storage.data.IItemList;
 
@@ -23,6 +24,16 @@ public class CraftingJob implements ICraftingParent
 	Multimap<IAEItemStack, CraftingTask> bottom;
 	CraftingTask top;
 
+	ICraftingHost jobHost;
+
+	public CraftingJob(ICraftingHost host, NBTTagCompound data) {
+		// TODO Auto-generated constructor stub
+	}
+
+	public CraftingJob(ICraftingHost host, IAEItemStack what, Actionable mode) {
+
+	}
+
 	public Collection<CraftingTask> getBottom()
 	{
 		return bottom.values();

crafting/ICraftingHost.java

@@ -1,10 +1,21 @@
 package appeng.crafting;
 
 import net.minecraft.world.World;
+import appeng.me.cache.CraftingCache;
 
 public interface ICraftingHost
 {
 
+	/**
+	 * Get Crasfting cache for the host.
+	 */
+	CraftingCache getCraftingCache();
+
+	/**
+	 * required for crafting calculations.
+	 * 
+	 * @return world the host is located in
+	 */
 	World getWorld();
 
 }