Reduce scope of variables

src/main/java/appeng/me/cache/PathGridCache.java

@@ -308,9 +308,9 @@ public class PathGridCache implements IPathingGrid
 
 	private int calculateRequiredChannels()
 	{
-		int depth = 0;
 		this.semiOpen.clear();
 
+		int depth = 0;
 		for( IGridNode nodes : this.requireChannels )
 		{
 			if( !this.semiOpen.contains( nodes ) )

src/main/java/appeng/me/cache/SpatialPylonCache.java

@@ -64,13 +64,6 @@ public class SpatialPylonCache implements ISpatialCache
 
 	public void reset( IGrid grid )
 	{
-		int reqX = 0;
-		int reqY = 0;
-		int reqZ = 0;
-		int requirePylonBlocks = 1;
-
-		double minPower = 0;
-		double maxPower = 0;
 
 		this.clusters = new HashMap<SpatialPylonCluster, SpatialPylonCluster>();
 		this.ioPorts = new LinkedList<TileSpatialIOPort>();
@@ -120,6 +113,8 @@ public class SpatialPylonCache implements ISpatialCache
 			this.captureMax.z = Math.max( this.captureMax.z, cl.max.z );
 		}
 
+		double maxPower = 0;
+		double minPower = 0;
 		if( this.hasRegion() )
 		{
 			this.isValid = this.captureMax.x - this.captureMin.x > 1 && this.captureMax.y - this.captureMin.y > 1 && this.captureMax.z - this.captureMin.z > 1;
@@ -149,10 +144,10 @@ public class SpatialPylonCache implements ISpatialCache
 				}
 			}
 
-			reqX = this.captureMax.x - this.captureMin.x;
-			reqY = this.captureMax.y - this.captureMin.y;
-			reqZ = this.captureMax.z - this.captureMin.z;
-			requirePylonBlocks = Math.max( 6, ( ( reqX * reqZ + reqX * reqY + reqY * reqZ ) * 3 ) / 8 );
+			int reqX = this.captureMax.x - this.captureMin.x;
+			int reqY = this.captureMax.y - this.captureMin.y;
+			int reqZ = this.captureMax.z - this.captureMin.z;
+			int requirePylonBlocks = Math.max( 6, ( ( reqX * reqZ + reqX * reqY + reqY * reqZ ) * 3 ) / 8 );
 
 			this.efficiency = (double) pylonBlocks / (double) requirePylonBlocks;
 

src/main/java/appeng/me/cluster/implementations/CraftingCPUCluster.java

@@ -1292,12 +1292,12 @@ public final class CraftingCPUCluster implements IAECluster, ICraftingCPU
 		this.lastTime = System.nanoTime();
 		this.elapsedTime = 0;
 
-		int itemCount = 0;
 		final IItemList<IAEItemStack> list = AEApi.instance().storage().createItemList();
 
 		this.getListOfItem( list, CraftingItemList.ACTIVE );
 		this.getListOfItem( list, CraftingItemList.PENDING );
 
+		int itemCount = 0;
 		for( IAEItemStack ge : list )
 		{
 			itemCount += ge.getStackSize();

src/main/java/appeng/me/cluster/implementations/QuantumCalculator.java

@@ -128,9 +128,8 @@ public class QuantumCalculator extends MBCalculator
 				{
 					TileQuantumBridge te = (TileQuantumBridge) w.getTileEntity( x, y, z );
 
-					byte flags;
-
 					num++;
+					byte flags;
 					if( num == 5 )
 					{
 						flags = num;

src/main/java/appeng/me/cluster/implementations/QuantumCluster.java

@@ -79,9 +79,8 @@ public class QuantumCluster implements ILocatable, IAECluster
 	@Override
 	public void updateStatus( boolean updateGrid )
 	{
-		long qe;
 
-		qe = this.center.getQEFrequency();
+		long qe = this.center.getQEFrequency();
 
 		if( this.thisSide != qe && this.thisSide != -qe )
 		{

src/main/java/appeng/me/storage/MEIInventoryWrapper.java

@@ -128,7 +128,6 @@ public class MEIInventoryWrapper implements IMEInventory<IAEItemStack>
 	@Override
 	public IAEItemStack extractItems( IAEItemStack request, Actionable mode, BaseActionSource src )
 	{
-		ItemStack Gathered = null;
 		ItemStack Req = request.getItemStack();
 
 		int request_stackSize = Req.stackSize;
@@ -140,6 +139,7 @@ public class MEIInventoryWrapper implements IMEInventory<IAEItemStack>
 
 		Req.stackSize = request_stackSize;
 
+		ItemStack Gathered = null;
 		if( this.adaptor != null )
 		{
 			Gathered = this.adaptor.removeItems( Req.stackSize, Req, null );

src/main/java/appeng/me/storage/MEMonitorIInventory.java

@@ -141,12 +141,12 @@ public class MEMonitorIInventory implements IMEMonitor<IAEItemStack>
 
 	public TickRateModulation onTick()
 	{
-		boolean changed = false;
 
 		LinkedList<IAEItemStack> changes = new LinkedList<IAEItemStack>();
 
-		int high = 0;
 		this.list.resetStatus();
+		int high = 0;
+		boolean changed = false;
 		for( ItemSlot is : this.adaptor )
 		{
 			CachedItemStack old = this.memory.get( is.slot );

src/main/java/appeng/me/storage/NetworkInventoryHandler.java

@@ -168,10 +168,9 @@ public class NetworkInventoryHandler<T extends IAEStack<T>> implements IMEInvent
 				IGrid gn = n.getGrid();
 				if( gn != this.security.myGrid )
 				{
-					int playerID = -1;
 
 					ISecurityGrid sg = gn.getCache( ISecurityGrid.class );
-					playerID = sg.getOwner();
+					int playerID = sg.getOwner();
 
 					if( !this.security.hasPermission( playerID, permission ) )
 					{