From 1f94189ef5ec16939bf93f2fff3bdbd3ce9fee1f Mon Sep 17 00:00:00 2001
From: mezz <tehgeek@gmail.com>
Date: Sun, 15 Jul 2018 21:58:48 -0700
Subject: [PATCH] Use singletonList for single subtypes

---
 .../jei/plugins/vanilla/furnace/FuelRecipeMaker.java | 12 ++++++++----
 src/main/java/mezz/jei/startup/StackHelper.java      |  4 +---
 2 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/src/main/java/mezz/jei/plugins/vanilla/furnace/FuelRecipeMaker.java b/src/main/java/mezz/jei/plugins/vanilla/furnace/FuelRecipeMaker.java
index 380428c3e..57b2129c4 100644
--- a/src/main/java/mezz/jei/plugins/vanilla/furnace/FuelRecipeMaker.java
+++ b/src/main/java/mezz/jei/plugins/vanilla/furnace/FuelRecipeMaker.java
@@ -1,7 +1,6 @@
 package mezz.jei.plugins.vanilla.furnace;
 
 import java.util.ArrayList;
-import java.util.Collections;
 import java.util.List;
 
 import it.unimi.dsi.fastutil.ints.Int2BooleanArrayMap;
@@ -27,10 +26,15 @@ public static List<FuelRecipe> getFuelRecipes(IIngredientRegistry ingredientRegi
 		List<FuelRecipe> fuelRecipes = new ArrayList<>(fuelStacks.size());
 		for (ItemStack fuelStack : fuelStacks) {
 			int burnTime = TileEntityFurnace.getItemBurnTime(fuelStack);
-			List<ItemStack> fuels = stackHelper.getSubtypes(fuelStack);
-			fuels.removeIf(itemStack -> TileEntityFurnace.getItemBurnTime(itemStack) != burnTime);
+			List<ItemStack> subtypes = stackHelper.getSubtypes(fuelStack);
+			List<ItemStack> fuels = new ArrayList<>();
+			for (ItemStack subtype : subtypes) {
+				if (TileEntityFurnace.getItemBurnTime(subtype) == burnTime) {
+					fuels.add(subtype);
+				}
+			}
 			if (fuels.isEmpty()) {
-				fuels = Collections.singletonList(fuelStack);
+				fuels.add(fuelStack);
 			}
 			if (fuels.size() <= 1) {
 				int[] oreIDs = OreDictionary.getOreIDs(fuelStack);
diff --git a/src/main/java/mezz/jei/startup/StackHelper.java b/src/main/java/mezz/jei/startup/StackHelper.java
index 5b3023914..ef2cfd3e3 100644
--- a/src/main/java/mezz/jei/startup/StackHelper.java
+++ b/src/main/java/mezz/jei/startup/StackHelper.java
@@ -215,9 +215,7 @@ public List<ItemStack> getSubtypes(@Nullable ItemStack itemStack) {
 		}
 
 		if (itemStack.getItemDamage() != OreDictionary.WILDCARD_VALUE) {
-			List<ItemStack> subtypes = new ArrayList<>();
-			subtypes.add(itemStack);
-			return subtypes;
+			return Collections.singletonList(itemStack);
 		}
 
 		return getSubtypes(itemStack.getItem(), itemStack.getCount());