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-rw-r--r--src/main/java/gregtech/api/items/GT_MetaBase_Item.java6
-rw-r--r--src/main/java/gregtech/api/util/GT_OreDictUnificator.java35
2 files changed, 20 insertions, 21 deletions
diff --git a/src/main/java/gregtech/api/items/GT_MetaBase_Item.java b/src/main/java/gregtech/api/items/GT_MetaBase_Item.java
index edc60b45fc..2f6685553e 100644
--- a/src/main/java/gregtech/api/items/GT_MetaBase_Item.java
+++ b/src/main/java/gregtech/api/items/GT_MetaBase_Item.java
@@ -58,11 +58,7 @@ public abstract class GT_MetaBase_Item extends GT_Generic_Item implements ISpeci
*/
public final GT_MetaBase_Item addItemBehavior(int aMetaValue, IItemBehaviour<GT_MetaBase_Item> aBehavior) {
if (aMetaValue < 0 || aMetaValue >= 32766 || aBehavior == null) return this;
- ArrayList<IItemBehaviour<GT_MetaBase_Item>> tList = mItemBehaviors.get((short) aMetaValue);
- if (tList == null) {
- tList = new ArrayList<IItemBehaviour<GT_MetaBase_Item>>(1);
- mItemBehaviors.put((short) aMetaValue, tList);
- }
+ ArrayList<IItemBehaviour<GT_MetaBase_Item>> tList = mItemBehaviors.computeIfAbsent((short) aMetaValue, k -> new ArrayList<>(1));
tList.add(aBehavior);
return this;
}
diff --git a/src/main/java/gregtech/api/util/GT_OreDictUnificator.java b/src/main/java/gregtech/api/util/GT_OreDictUnificator.java
index 6e46517371..a017cf3bb0 100644
--- a/src/main/java/gregtech/api/util/GT_OreDictUnificator.java
+++ b/src/main/java/gregtech/api/util/GT_OreDictUnificator.java
@@ -223,26 +223,30 @@ public class GT_OreDictUnificator {
rStack = tPrefixMaterial.mUnificationTarget;
if (GT_Utility.isStackInvalid(rStack))
return !alreadyCompared && GT_Utility.areStacksEqual(aStack, unified_tStack, true);
- assert rStack != null;
rStack.setTagCompound(aStack.getTagCompound());
return GT_Utility.areStacksEqual(rStack, unified_tStack, true);
}
public static List<ItemStack> getNonUnifiedStacks(Object obj) {
- synchronized (sUnificationTable) {
- if (sUnificationTable.isEmpty() && !sItemStack2DataMap.isEmpty()) {
- for (GT_ItemStack tGTStack0 : sItemStack2DataMap.keySet()) {
- ItemStack tStack0 = tGTStack0.toStack();
- ItemStack tStack1 = get(false, tStack0);
- if (!GT_Utility.areStacksEqual(tStack0, tStack1)) {
- GT_ItemStack tGTStack1 = new GT_ItemStack(tStack1);
- List<ItemStack> list = sUnificationTable.computeIfAbsent(tGTStack1, k -> new ArrayList<>());
- if (!list.contains(tStack0))
- list.add(tStack0);
- }
- }
- }
- }
+ if (sUnificationTable.isEmpty() && !sItemStack2DataMap.isEmpty()) {
+ // use something akin to double check lock. this synchronization overhead is causing lag whenever my
+ // 5900x tries to do NEI lookup
+ synchronized (sUnificationTable) {
+ if (sUnificationTable.isEmpty() && !sItemStack2DataMap.isEmpty()) {
+ for (GT_ItemStack tGTStack0 : sItemStack2DataMap.keySet()) {
+ ItemStack tStack0 = tGTStack0.toStack();
+ ItemStack tStack1 = get_nocopy(false, tStack0);
+ if (!GT_Utility.areStacksEqual(tStack0, tStack1)) {
+ GT_ItemStack tGTStack1 = new GT_ItemStack(tStack1);
+ List<ItemStack> list = sUnificationTable.computeIfAbsent(tGTStack1, k -> new ArrayList<>());
+ // greg's original code tries to dedupe the list using List#contains, which won't work
+ // on vanilla ItemStack. I removed it since it never worked and can be slow.
+ list.add(tStack0);
+ }
+ }
+ }
+ }
+ }
ItemStack[] aStacks = {};
if (obj instanceof ItemStack)
aStacks = new ItemStack[]{(ItemStack) obj};
@@ -257,7 +261,6 @@ public class GT_OreDictUnificator {
if (tList != null) {
for (ItemStack tStack : tList) {
ItemStack tStack1 = GT_Utility.copyAmount(aStack.stackSize, tStack);
- tStack1.setTagCompound(aStack.getTagCompound());
rList.add(tStack1);
}
}