From 3f035ad38f9eb64e10bafdec8b1982c876528db9 Mon Sep 17 00:00:00 2001
From: fullwall <fullwall25@gmail.com>
Date: Sun, 27 May 2018 19:59:56 +0800
Subject: [PATCH] Clear old advancement data

---
 .../nms/v1_12_R1/entity/EntityHumanNPC.java   |  6 ++--
 .../util/EmptyAdvancementDataPlayer.java      | 30 +++++++++----------
 2 files changed, 17 insertions(+), 19 deletions(-)

diff --git a/v1_12_R1/src/main/java/net/citizensnpcs/nms/v1_12_R1/entity/EntityHumanNPC.java b/v1_12_R1/src/main/java/net/citizensnpcs/nms/v1_12_R1/entity/EntityHumanNPC.java
index 4e5bd3d1e..b17fdfd50 100644
--- a/v1_12_R1/src/main/java/net/citizensnpcs/nms/v1_12_R1/entity/EntityHumanNPC.java
+++ b/v1_12_R1/src/main/java/net/citizensnpcs/nms/v1_12_R1/entity/EntityHumanNPC.java
@@ -4,7 +4,6 @@
 import java.lang.reflect.Field;
 import java.lang.reflect.Modifier;
 import java.net.Socket;
-import java.util.Collections;
 import java.util.List;
 import java.util.Map;
 
@@ -48,7 +47,6 @@
 import net.minecraft.server.v1_12_R1.AttributeInstance;
 import net.minecraft.server.v1_12_R1.BlockPosition;
 import net.minecraft.server.v1_12_R1.ChatComponentText;
-import net.minecraft.server.v1_12_R1.Criterion;
 import net.minecraft.server.v1_12_R1.DamageSource;
 import net.minecraft.server.v1_12_R1.Entity;
 import net.minecraft.server.v1_12_R1.EntityHuman;
@@ -322,6 +320,8 @@ private void initialise(MinecraftServer minecraftServer) {
         navigation = new PlayerNavigation(this, world);
         NMS.setStepHeight(getBukkitEntity(), 1); // the default (0) breaks step climbing
         setSkinFlags((byte) 0xFF);
+
+        EmptyAdvancementDataPlayer.clear(this.getAdvancementData());
         try {
             ADVANCEMENT_DATA_PLAYER.set(this,
                     new EmptyAdvancementDataPlayer(minecraftServer, CitizensAPI.getDataFolder().getParentFile(), this));
@@ -539,8 +539,6 @@ public void setSkinPersistent(String skinName, String signature, String data) {
     }
 
     private static Field ADVANCEMENT_DATA_PLAYER = NMS.getField(EntityPlayer.class, "bY");
-    private static final String[][] EMPTY_PROGRESS = new String[0][0];
-    private static final Map<String, Criterion> EMPTY_PROGRESS_MAP = Collections.emptyMap();
     private static final float EPSILON = 0.005F;
     private static final Location LOADED_LOCATION = new Location(null, 0, 0, 0);
     static {
diff --git a/v1_12_R1/src/main/java/net/citizensnpcs/nms/v1_12_R1/util/EmptyAdvancementDataPlayer.java b/v1_12_R1/src/main/java/net/citizensnpcs/nms/v1_12_R1/util/EmptyAdvancementDataPlayer.java
index 31712feb5..214c0dfd5 100644
--- a/v1_12_R1/src/main/java/net/citizensnpcs/nms/v1_12_R1/util/EmptyAdvancementDataPlayer.java
+++ b/v1_12_R1/src/main/java/net/citizensnpcs/nms/v1_12_R1/util/EmptyAdvancementDataPlayer.java
@@ -17,10 +17,6 @@ public EmptyAdvancementDataPlayer(MinecraftServer minecraftserver, File file, En
         this.b();
     }
 
-    @Override
-    public void a() {
-    }
-
     @Override
     public void a(Advancement advancement) {
     }
@@ -31,17 +27,7 @@ public void a(EntityPlayer entityplayer) {
 
     @Override
     public void b() {
-        this.a();
-        this.data.clear();
-        try {
-            ((Set) G.get(this)).clear();
-            ((Set) H.get(this)).clear();
-            ((Set) I.get(this)).clear();
-        } catch (IllegalArgumentException e) {
-            e.printStackTrace();
-        } catch (IllegalAccessException e) {
-            e.printStackTrace();
-        }
+        clear(this);
     }
 
     @Override
@@ -67,6 +53,20 @@ public boolean revokeCritera(Advancement advancement, String s) {
         return false;
     }
 
+    public static void clear(AdvancementDataPlayer data) {
+        data.a();
+        data.data.clear();
+        try {
+            ((Set<?>) G.get(data)).clear();
+            ((Set<?>) H.get(data)).clear();
+            ((Set<?>) I.get(data)).clear();
+        } catch (IllegalArgumentException e) {
+            e.printStackTrace();
+        } catch (IllegalAccessException e) {
+            e.printStackTrace();
+        }
+    }
+
     private static final Field G = NMS.getField(AdvancementDataPlayer.class, "g");
     private static final Field H = NMS.getField(AdvancementDataPlayer.class, "h");
     private static final Field I = NMS.getField(AdvancementDataPlayer.class, "i");