1 files changed, 26 insertions, 14 deletions
diff --git a/src/main/java/gregtech/common/covers/GT_Cover_Shutter.java b/src/main/java/gregtech/common/covers/GT_Cover_Shutter.java
index b1c0c5c3af..fbf5ccca33 100644
--- a/src/main/java/gregtech/common/covers/GT_Cover_Shutter.java
+++ b/src/main/java/gregtech/common/covers/GT_Cover_Shutter.java
@@ -13,12 +13,13 @@ import net.minecraft.client.gui.GuiButton;
 import net.minecraft.entity.player.EntityPlayer;
 import net.minecraftforge.fluids.Fluid;
 
-public class GT_Cover_Shutter
-        extends GT_CoverBehavior {
+public class GT_Cover_Shutter extends GT_CoverBehavior {
+    @Override
     public int doCoverThings(byte aSide, byte aInputRedstone, int aCoverID, int aCoverVariable, ICoverable aTileEntity, long aTimer) {
         return aCoverVariable;
     }
 
+    @Override
     public int onCoverScrewdriverclick(byte aSide, int aCoverID, int aCoverVariable, ICoverable aTileEntity, EntityPlayer aPlayer, float aX, float aY, float aZ) {
         aCoverVariable = (aCoverVariable + (aPlayer.isSneaking()? -1 : 1)) % 4;
         if(aCoverVariable <0){aCoverVariable = 3;}
@@ -31,42 +32,52 @@ public class GT_Cover_Shutter
         return aCoverVariable;
     }
 
+    @Override
     public boolean letsRedstoneGoIn(byte aSide, int aCoverID, int aCoverVariable, ICoverable aTileEntity) {
-        return aCoverVariable >= 2 ? aCoverVariable == 3 : (aTileEntity instanceof IMachineProgress) ? ((IMachineProgress) aTileEntity).isAllowedToWork() ? aCoverVariable % 2 == 0 : aCoverVariable % 2 != 0 : true;
+        return aCoverVariable >= 2 ? aCoverVariable == 3 : !(aTileEntity instanceof IMachineProgress) || (((IMachineProgress) aTileEntity).isAllowedToWork() == (aCoverVariable % 2 == 0));
     }
 
+    @Override
     public boolean letsRedstoneGoOut(byte aSide, int aCoverID, int aCoverVariable, ICoverable aTileEntity) {
-        return aCoverVariable >= 2 ? aCoverVariable == 2 : (aTileEntity instanceof IMachineProgress) ? ((IMachineProgress) aTileEntity).isAllowedToWork() ? aCoverVariable % 2 == 0 : aCoverVariable % 2 != 0 : true;
+        return aCoverVariable >= 2 ? aCoverVariable == 2 : !(aTileEntity instanceof IMachineProgress) || (((IMachineProgress) aTileEntity).isAllowedToWork() == (aCoverVariable % 2 == 0));
     }
 
+    @Override
     public boolean letsEnergyIn(byte aSide, int aCoverID, int aCoverVariable, ICoverable aTileEntity) {
-        return aCoverVariable >= 2 ? aCoverVariable == 3 : (aTileEntity instanceof IMachineProgress) ? ((IMachineProgress) aTileEntity).isAllowedToWork() ? aCoverVariable % 2 == 0 : aCoverVariable % 2 != 0 : true;
+        return aCoverVariable >= 2 ? aCoverVariable == 3 : !(aTileEntity instanceof IMachineProgress) || (((IMachineProgress) aTileEntity).isAllowedToWork() == (aCoverVariable % 2 == 0));
     }
 
+    @Override
     public boolean letsEnergyOut(byte aSide, int aCoverID, int aCoverVariable, ICoverable aTileEntity) {
-        return aCoverVariable >= 2 ? aCoverVariable == 2 : (aTileEntity instanceof IMachineProgress) ? ((IMachineProgress) aTileEntity).isAllowedToWork() ? aCoverVariable % 2 == 0 : aCoverVariable % 2 != 0 : true;
+        return aCoverVariable >= 2 ? aCoverVariable == 2 : !(aTileEntity instanceof IMachineProgress) || ((IMachineProgress) aTileEntity).isAllowedToWork() == (aCoverVariable % 2 == 0);
     }
 
+    @Override
     public boolean letsFluidIn(byte aSide, int aCoverID, int aCoverVariable, Fluid aFluid, ICoverable aTileEntity) {
-        return aCoverVariable >= 2 ? aCoverVariable == 3 : (aTileEntity instanceof IMachineProgress) ? ((IMachineProgress) aTileEntity).isAllowedToWork() ? aCoverVariable % 2 == 0 : aCoverVariable % 2 != 0 : true;
+        return aCoverVariable >= 2 ? aCoverVariable == 3 : !(aTileEntity instanceof IMachineProgress) || ((IMachineProgress) aTileEntity).isAllowedToWork() == (aCoverVariable % 2 == 0);
     }
 
+    @Override
     public boolean letsFluidOut(byte aSide, int aCoverID, int aCoverVariable, Fluid aFluid, ICoverable aTileEntity) {
-        return aCoverVariable >= 2 ? aCoverVariable == 2 : (aTileEntity instanceof IMachineProgress) ? ((IMachineProgress) aTileEntity).isAllowedToWork() ? aCoverVariable % 2 == 0 : aCoverVariable % 2 != 0 : true;
+        return aCoverVariable >= 2 ? aCoverVariable == 2 : !(aTileEntity instanceof IMachineProgress) || ((IMachineProgress) aTileEntity).isAllowedToWork() == (aCoverVariable % 2 == 0);
     }
 
+    @Override
     public boolean letsItemsIn(byte aSide, int aCoverID, int aCoverVariable, int aSlot, ICoverable aTileEntity) {
-        return aCoverVariable >= 2 ? aCoverVariable == 3 : (aTileEntity instanceof IMachineProgress) ? ((IMachineProgress) aTileEntity).isAllowedToWork() ? aCoverVariable % 2 == 0 : aCoverVariable % 2 != 0 : true;
+        return aCoverVariable >= 2 ? aCoverVariable == 3 : !(aTileEntity instanceof IMachineProgress) || ((IMachineProgress) aTileEntity).isAllowedToWork() == (aCoverVariable % 2 == 0);
     }
 
+    @Override
     public boolean letsItemsOut(byte aSide, int aCoverID, int aCoverVariable, int aSlot, ICoverable aTileEntity) {
-        return aCoverVariable >= 2 ? aCoverVariable == 2 : (aTileEntity instanceof IMachineProgress) ? ((IMachineProgress) aTileEntity).isAllowedToWork() ? aCoverVariable % 2 == 0 : aCoverVariable % 2 != 0 : true;
+        return aCoverVariable >= 2 ? aCoverVariable == 2 : !(aTileEntity instanceof IMachineProgress) || ((IMachineProgress) aTileEntity).isAllowedToWork() == (aCoverVariable % 2 == 0);
     }
 
+    @Override
     public boolean alwaysLookConnected(byte aSide, int aCoverID, int aCoverVariable, ICoverable aTileEntity) {
         return true;
     }
 
+    @Override
     public int getTickRate(byte aSide, int aCoverID, int aCoverVariable, ICoverable aTileEntity) {
         return 0;
     }
@@ -90,10 +101,10 @@ public class GT_Cover_Shutter
         private final int coverID;
         private int coverVariable;
 
-        private final static int startX = 10;
-        private final static int startY = 25;
-        private final static int spaceX = 18;
-        private final static int spaceY = 18;
+        private static final int startX = 10;
+        private static final int startY = 25;
+        private static final int spaceX = 18;
+        private static final int spaceY = 18;
 
         public GUI(byte aSide, int aCoverID, int aCoverVariable, ICoverable aTileEntity) {
             super(aTileEntity, 176, 107, GT_Utility.intToStack(aCoverID));
@@ -125,6 +136,7 @@ public class GT_Cover_Shutter
             updateButtons();
         }
 
+        @Override
         public void buttonClicked(GuiButton btn){
             if (!isEnabled(btn.id)){
                 coverVariable = getNewCoverVariable(btn.id, ((GT_GuiIconCheckButton) btn).isChecked());