Work on cell implementation of Battery

(really signing off now)

src/resonantinduction/base/SetUtil.java

@@ -0,0 +1,22 @@
+package resonantinduction.base;
+
+import java.util.Arrays;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+public class SetUtil 
+{
+	public static <V> Set<V> inverse(Set<V> set)
+	{
+		Set<V> toReturn = new HashSet<V>();
+		List list = Arrays.asList(set.toArray());
+		
+		for(int i = list.size()-1; i >= 0; i--)
+		{
+			toReturn.add((V)list.get(i));
+		}
+		
+		return toReturn;
+	}
+}

src/resonantinduction/battery/BatteryManager.java

@@ -17,6 +17,7 @@ import cpw.mods.fml.common.TickType;
 public class BatteryManager implements ITickHandler
 {
 	public static final int WILDCARD = -1;
+	public static final int CELLS_PER_BATTERY = 16;
 	
 	public static Map<Integer, BatteryCache> dynamicInventories = new HashMap<Integer, BatteryCache>();
 	
@@ -36,7 +37,7 @@ public class BatteryManager implements ITickHandler
     		
     		if(tileEntity != null)
     		{
-    			tileEntity.inventory = new HashSet<ItemStack>();
+    			tileEntity.cachedInventory = new HashSet<ItemStack>();
     			tileEntity.inventoryID = WILDCARD;
     		}
     	}
@@ -157,7 +158,7 @@ public class BatteryManager implements ITickHandler
 						
 						if(battery != null)
 						{
-							battery.inventory = new HashSet<ItemStack>();
+							battery.cachedInventory = new HashSet<ItemStack>();
 							battery.inventoryID = WILDCARD;
 						}
 					}

src/resonantinduction/battery/BatteryUpdateProtocol.java

@@ -3,6 +3,7 @@ package resonantinduction.battery;
 import java.util.HashSet;
 import java.util.Set;
 
+import net.minecraft.item.ItemStack;
 import net.minecraft.tileentity.TileEntity;
 import net.minecraft.world.World;
 import net.minecraftforge.common.ForgeDirection;
@@ -248,7 +249,29 @@ public class BatteryUpdateProtocol
 				idFound = BatteryManager.getUniqueInventoryID();
 			}
 			
-			structureFound.inventory = cache.inventory;
+			Set<ItemStack> newInventory = new HashSet<ItemStack>();
+			
+			if(cache.inventory.size() <= structureFound.getMaxCells())
+			{
+				newInventory = cache.inventory;
+			}
+			else {
+				int count = 0;
+				
+				for(ItemStack itemStack : cache.inventory)
+				{
+					count++;
+					
+					newInventory.add(itemStack);
+					
+					if(count == structureFound.getMaxCells())
+					{
+						break;
+					}
+				}
+			}
+			
+			structureFound.inventory = newInventory;
 			
 			for(Vector3 obj : structureFound.locations)
 			{
@@ -256,7 +279,7 @@ public class BatteryUpdateProtocol
 				
 				tileEntity.inventoryID = idFound;
 				tileEntity.structure = structureFound;
-				tileEntity.inventory = cache.inventory;
+				tileEntity.cachedInventory = newInventory;
 			}
 		}
 		else {

src/resonantinduction/battery/SynchronizedBatteryData.java

@@ -25,6 +25,11 @@ public class SynchronizedBatteryData
 		return length*width*height;
 	}
 	
+	public int getMaxCells()
+	{
+		return getVolume()*BatteryManager.CELLS_PER_BATTERY;
+	}
+	
 	@Override
 	public int hashCode()
 	{

src/resonantinduction/battery/TileEntityBattery.java

@@ -14,6 +14,7 @@ import net.minecraft.nbt.NBTTagList;
 import resonantinduction.PacketHandler;
 import resonantinduction.api.IBattery;
 import resonantinduction.base.IPacketReceiver;
+import resonantinduction.base.SetUtil;
 import resonantinduction.base.TileEntityBase;
 
 import com.google.common.io.ByteArrayDataInput;
@@ -25,11 +26,11 @@ import com.google.common.io.ByteArrayDataInput;
  */
 public class TileEntityBattery extends TileEntityBase implements IPacketReceiver
 {
-	public Set<ItemStack> inventory = new HashSet<ItemStack>();
+	public Set<ItemStack> cachedInventory = new HashSet<ItemStack>();
 	
 	public SynchronizedBatteryData structure;
 	
-	public boolean prevStructure;
+	public SynchronizedBatteryData prevStructure;
 	
 	public boolean clientHasStructure;
 	
@@ -48,8 +49,6 @@ public class TileEntityBattery extends TileEntityBase implements IPacketReceiver
 			{
 				structure = new SynchronizedBatteryData();
 			}
-			
-			prevStructure = clientHasStructure;
 		}
 		
 		if(playersUsing.size() > 0 && ((worldObj.isRemote && !clientHasStructure) || (!worldObj.isRemote && structure == null)))
@@ -64,7 +63,7 @@ public class TileEntityBattery extends TileEntityBase implements IPacketReceiver
 		{
 			if(inventoryID != -1 && structure == null)
 			{
-				BatteryManager.updateCache(inventoryID, inventory, this);
+				BatteryManager.updateCache(inventoryID, cachedInventory, this);
 			}
 			
 			if(structure == null && ticks == 5)
@@ -72,12 +71,12 @@ public class TileEntityBattery extends TileEntityBase implements IPacketReceiver
 				update();
 			}
 			
-			if(prevStructure != (structure != null))
+			if(prevStructure != structure)
 			{
 				PacketHandler.sendTileEntityPacketToClients(this, getNetworkedData(new ArrayList()));
 			}
 			
-			prevStructure = structure != null;
+			prevStructure = structure;
 			
 			if(structure != null)
 			{
@@ -87,7 +86,7 @@ public class TileEntityBattery extends TileEntityBase implements IPacketReceiver
 				{
 					BatteryManager.updateCache(inventoryID, structure.inventory, this);
 					
-					inventory = structure.inventory;
+					cachedInventory = structure.inventory;
 				}
 			}
 		}
@@ -105,13 +104,13 @@ public class TileEntityBattery extends TileEntityBase implements IPacketReceiver
 	        if(inventoryID != BatteryManager.WILDCARD)
 	        {
 	            NBTTagList tagList = nbtTags.getTagList("Items");
-	            inventory = new HashSet<ItemStack>();
+	            cachedInventory = new HashSet<ItemStack>();
 
 	            for(int tagCount = 0; tagCount < tagList.tagCount(); tagCount++)
 	            {
 	                NBTTagCompound tagCompound = (NBTTagCompound)tagList.tagAt(tagCount);
 
-                    inventory.add(ItemStack.loadItemStackFromNBT(tagCompound));
+                    cachedInventory.add(ItemStack.loadItemStackFromNBT(tagCompound));
 	            }
 	        }
         }
@@ -126,7 +125,7 @@ public class TileEntityBattery extends TileEntityBase implements IPacketReceiver
         
         NBTTagList tagList = new NBTTagList();
 
-        for(ItemStack itemStack : inventory)
+        for(ItemStack itemStack : cachedInventory)
         {
             if(itemStack != null)
             {
@@ -152,11 +151,30 @@ public class TileEntityBattery extends TileEntityBase implements IPacketReceiver
 		}
 	}
 	
+	/**
+	 * @return added energy
+	 */
+	public float addEnergy(float amount)
+	{
+		//go from top to bottom
+		return 0;
+	}
+	
+	/**
+	 * @return removed energy
+	 */
+	public float removeEnergy(float amount)
+	{
+		Set inverse = SetUtil.inverse(structure.inventory);
+		//go from bottom to top
+		return 0;
+	}
+
 	public float getMaxEnergyStored()
 	{
 		float max = 0;
 
-		for (ItemStack itemStack : inventory)
+		for (ItemStack itemStack : cachedInventory)
 		{
 			if (itemStack != null)
 			{
@@ -170,6 +188,24 @@ public class TileEntityBattery extends TileEntityBase implements IPacketReceiver
 		return max;
 	}
 	
+	public float getEnergyStored()
+	{
+		float energy = 0;
+		
+		for (ItemStack itemStack : cachedInventory)
+		{
+			if (itemStack != null)
+			{
+				if (itemStack.getItem() instanceof IBattery)
+				{
+					energy += ((IBattery) itemStack.getItem()).getEnergyStored(itemStack);
+				}
+			}
+		}
+		
+		return energy;
+	}
+
 	@Override
 	public void handle(ByteArrayDataInput input) 
 	{