From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 From: lukas Date: Sun, 27 Dec 2020 16:47:00 +0100 Subject: [PATCH] Cache burn durations diff --git a/src/main/java/net/minecraft/server/TileEntityFurnace.java b/src/main/java/net/minecraft/server/TileEntityFurnace.java index 51db9ea42d49c4c21f30cfeba25e09bce2dcbcbe..bc2fbdda5777b35291490a6eea038f429521a6ab 100644 --- a/src/main/java/net/minecraft/server/TileEntityFurnace.java +++ b/src/main/java/net/minecraft/server/TileEntityFurnace.java @@ -1,5 +1,6 @@ package net.minecraft.server; +import com.google.common.collect.ImmutableMap; import com.google.common.collect.Lists; import com.google.common.collect.Maps; import it.unimi.dsi.fastutil.objects.Object2IntMap.Entry; @@ -83,7 +84,15 @@ public abstract class TileEntityFurnace extends TileEntityContainer implements I this.c = recipes; } + private static Map cachedBurnDurations = null; // Paper - cache burn durations + + public static Map getBurnDurations() { return f(); } // Paper - OBFHELPER public static Map f() { + // Paper start - cache burn durations + if(cachedBurnDurations != null) { + return cachedBurnDurations; + } + // Paper end Map map = Maps.newLinkedHashMap(); a(map, (IMaterial) Items.LAVA_BUCKET, 20000); @@ -146,7 +155,10 @@ public abstract class TileEntityFurnace extends TileEntityContainer implements I a(map, (IMaterial) Blocks.FLETCHING_TABLE, 300); a(map, (IMaterial) Blocks.SMITHING_TABLE, 300); a(map, (IMaterial) Blocks.COMPOSTER, 300); - return map; + // Paper start - cache burn durations + cachedBurnDurations = ImmutableMap.copyOf(map); + return cachedBurnDurations; + // Paper end } // CraftBukkit start - add fields and methods @@ -400,7 +412,7 @@ public abstract class TileEntityFurnace extends TileEntityContainer implements I } else { Item item = itemstack.getItem(); - return (Integer) f().getOrDefault(item, 0); + return getBurnDurations().getOrDefault(item, 0); // Paper - cache burn durations } } @@ -413,7 +425,7 @@ public abstract class TileEntityFurnace extends TileEntityContainer implements I // Paper end public static boolean isFuel(ItemStack itemstack) { - return f().containsKey(itemstack.getItem()); + return getBurnDurations().containsKey(itemstack.getItem()); // Paper - cache burn durations } @Override