Fix memory leak by tesla, but problem still exists when using tesla c…

…over. (#275)

* Fixed memory leak.
But leak still exists in tesla cover, because when chunk unloads, the TeslaCoverConnection object is not removed from the set.

* Fixed memory leak.
But leak still exists in tesla cover, because when chunk unloads, the TeslaCoverConnection object is not removed from the set.

src/main/java/com/github/technus/tectech/thing/cover/GT_Cover_TM_TeslaCoil.java

@@ -1,6 +1,7 @@
 package com.github.technus.tectech.thing.cover;
 
 import static com.github.technus.tectech.mechanics.tesla.ITeslaConnectable.TeslaUtil.teslaSimpleNodeSetAdd;
+import static com.github.technus.tectech.mechanics.tesla.ITeslaConnectable.TeslaUtil.teslaSimpleNodeSetRemove;
 import static ic2.api.info.Info.DMG_ELECTRIC;
 
 import net.minecraft.entity.player.EntityPlayer;
@@ -30,6 +31,16 @@ public int doCoverThings(ForgeDirection side, byte aInputRedstone, int aCoverID,
         return super.doCoverThings(side, aInputRedstone, aCoverID, aCoverVariable, aTileEntity, aTimer);
     }
 
+    @Override
+    public boolean onCoverRemoval(ForgeDirection side, int aCoverID, int aCoverVariable, ICoverable aTileEntity,
+            boolean aForced) {
+        teslaSimpleNodeSetRemove(
+                new TeslaCoverConnection(
+                        aTileEntity.getIGregTechTileEntityOffset(0, 0, 0),
+                        getTeslaReceptionCapability()));
+        return super.onCoverRemoval(side, aCoverID, aCoverVariable, aTileEntity, aForced);
+    }
+
     @Override
     public String getDescription(ForgeDirection side, int aCoverID, int aCoverVariable, ICoverable aTileEntity) {
         return "Do not attempt to use screwdriver!"; // TODO Translation support

src/main/java/com/github/technus/tectech/thing/metaTileEntity/multi/GT_MetaTileEntity_TM_teslaCoil.java

@@ -708,6 +708,13 @@ public void onRemoval() {
         }
     }
 
+    @Override
+    public void onUnload() {
+        if (!getBaseMetaTileEntity().isClientSide()) {
+            teslaSimpleNodeSetRemove(this);
+        }
+    }
+
     @Override
     protected void parametersInstantiation_EM() {
         Parameters.Group hatch_0 = parametrization.getGroup(0, true);

src/main/java/com/github/technus/tectech/thing/metaTileEntity/single/GT_MetaTileEntity_TeslaCoil.java

@@ -237,6 +237,13 @@ public void onRemoval() {
         }
     }
 
+    @Override
+    public void onUnload() {
+        if (!this.getBaseMetaTileEntity().isClientSide()) {
+            teslaSimpleNodeSetRemove(this);
+        }
+    }
+
     @Override
     public void loadNBTData(NBTTagCompound aNBT) {
         super.loadNBTData(aNBT);