From 6ae3f56ede3cf2d7e6e5638ac525f13608e4799b Mon Sep 17 00:00:00 2001
From: Brokkonaut <hannos17@gmx.de>
Date: Sat, 4 Dec 2021 04:34:47 +0100
Subject: [PATCH] Move ReobfHelper to core

---
 nmsutils-core/pom.xml                         | 18 ++++++++++++-
 .../cubeside/nmsutils/util}/ReobfHelper.java  | 26 +++++++------------
 .../nmsutils/v1_18_R1/EntityUtilsImpl.java    |  1 +
 3 files changed, 28 insertions(+), 17 deletions(-)
 rename {nmsutils-v1_18_R1/src/main/java/de/cubeside/nmsutils/v1_18_R1 => nmsutils-core/src/main/java/de/cubeside/nmsutils/util}/ReobfHelper.java (86%)

diff --git a/nmsutils-core/pom.xml b/nmsutils-core/pom.xml
index 5a54c8b..c2aae54 100644
--- a/nmsutils-core/pom.xml
+++ b/nmsutils-core/pom.xml
@@ -14,14 +14,30 @@
             <version>1.16.3-R0.1-SNAPSHOT</version>
             <scope>provided</scope>
         </dependency>
+        <dependency>
+            <groupId>net.fabricmc</groupId>
+            <artifactId>mapping-io</artifactId>
+            <version>0.3.0</version>
+            <scope>provided</scope>
+        </dependency>
     </dependencies>
+    <repositories>
+        <repository>
+            <id>spigot-repo</id>
+            <url>https://hub.spigotmc.org/nexus/content/groups/public/</url>
+        </repository>
+        <repository>
+            <id>fabric-repo</id>
+            <url>https://maven.fabricmc.net/</url>
+        </repository>
+    </repositories>
     <build>
         <plugins>
             <plugin>
                 <artifactId>maven-compiler-plugin</artifactId>
                 <version>3.8.1</version>
                 <configuration>
-                    <release>11</release>
+                    <release>17</release>
                 </configuration>
             </plugin>
         </plugins>
diff --git a/nmsutils-v1_18_R1/src/main/java/de/cubeside/nmsutils/v1_18_R1/ReobfHelper.java b/nmsutils-core/src/main/java/de/cubeside/nmsutils/util/ReobfHelper.java
similarity index 86%
rename from nmsutils-v1_18_R1/src/main/java/de/cubeside/nmsutils/v1_18_R1/ReobfHelper.java
rename to nmsutils-core/src/main/java/de/cubeside/nmsutils/util/ReobfHelper.java
index b92e7f0..dbb0c8e 100644
--- a/nmsutils-v1_18_R1/src/main/java/de/cubeside/nmsutils/v1_18_R1/ReobfHelper.java
+++ b/nmsutils-core/src/main/java/de/cubeside/nmsutils/util/ReobfHelper.java
@@ -1,6 +1,5 @@
-package de.cubeside.nmsutils.v1_18_R1;
+package de.cubeside.nmsutils.util;
 
-import io.papermc.paper.util.ObfHelper;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.InputStreamReader;
@@ -17,26 +16,23 @@
 import net.fabricmc.mappingio.tree.MappingTree;
 import net.fabricmc.mappingio.tree.MappingTree.FieldMapping;
 import net.fabricmc.mappingio.tree.MemoryMappingTree;
-import org.checkerframework.checker.nullness.qual.NonNull;
-import org.checkerframework.checker.nullness.qual.Nullable;
-import org.checkerframework.framework.qual.DefaultQualifier;
+import org.bukkit.Bukkit;
 
 /**
  * Modified from https://github.com/PaperMC/Paper/blob/675d1e3f58ab86d5a3b1bc8bbcf2beefc9696078/patches/server/0420-Deobfuscate-stacktraces-in-log-messages-crash-report.patch
  * see there for the license
  */
-@DefaultQualifier(NonNull.class)
 public enum ReobfHelper {
     INSTANCE;
 
     public static final String MOJANG_PLUS_YARN_NAMESPACE = "mojang+yarn";
     public static final String SPIGOT_NAMESPACE = "spigot";
 
-    private final @Nullable Map<String, ClassMapping> mappingsByObfName;
-    private final @Nullable Map<String, ClassMapping> mappingsByMojangName;
+    private final Map<String, ClassMapping> mappingsByObfName;
+    private final Map<String, ClassMapping> mappingsByMojangName;
 
     ReobfHelper() {
-        final @Nullable Set<ClassMapping> maps = loadMappingsIfPresent();
+        final Set<ClassMapping> maps = loadMappingsIfPresent();
         if (maps != null) {
             this.mappingsByObfName = maps.stream().collect(Collectors.toUnmodifiableMap(ClassMapping::obfName, map -> map));
             this.mappingsByMojangName = maps.stream().collect(Collectors.toUnmodifiableMap(ClassMapping::mojangName, map -> map));
@@ -46,11 +42,11 @@ public enum ReobfHelper {
         }
     }
 
-    public @Nullable Map<String, ClassMapping> mappingsByObfName() {
+    public Map<String, ClassMapping> mappingsByObfName() {
         return this.mappingsByObfName;
     }
 
-    public @Nullable Map<String, ClassMapping> mappingsByMojangName() {
+    public Map<String, ClassMapping> mappingsByMojangName() {
         return this.mappingsByMojangName;
     }
 
@@ -96,8 +92,8 @@ public String deobfClassName(final String fullyQualifiedObfName) {
         return map.mojangName();
     }
 
-    private static @Nullable Set<ClassMapping> loadMappingsIfPresent() {
-        try (final @Nullable InputStream mappingsInputStream = ObfHelper.class.getClassLoader().getResourceAsStream("META-INF/mappings/reobf.tiny")) {
+    private static Set<ClassMapping> loadMappingsIfPresent() {
+        try (final InputStream mappingsInputStream = Bukkit.class.getClassLoader().getResourceAsStream("META-INF/mappings/reobf.tiny")) {
             if (mappingsInputStream == null) {
                 return null;
             }
@@ -175,9 +171,7 @@ public static String getObfuscatedFieldName(Class<?> clazz, String field) {
     public static Field getFieldByMojangName(Class<?> clazz, String fieldName) {
         try {
             Field field = clazz.getField(getObfuscatedFieldName(clazz, fieldName));
-            if (field != null) {
-                field.setAccessible(true);
-            }
+            field.setAccessible(true);
             return field;
         } catch (NoSuchFieldException | SecurityException e) {
             throw new RuntimeException(e);
diff --git a/nmsutils-v1_18_R1/src/main/java/de/cubeside/nmsutils/v1_18_R1/EntityUtilsImpl.java b/nmsutils-v1_18_R1/src/main/java/de/cubeside/nmsutils/v1_18_R1/EntityUtilsImpl.java
index 6eb9f30..51b796e 100644
--- a/nmsutils-v1_18_R1/src/main/java/de/cubeside/nmsutils/v1_18_R1/EntityUtilsImpl.java
+++ b/nmsutils-v1_18_R1/src/main/java/de/cubeside/nmsutils/v1_18_R1/EntityUtilsImpl.java
@@ -3,6 +3,7 @@
 import com.destroystokyo.paper.entity.ai.VanillaGoal;
 import de.cubeside.nmsutils.EntityUtils;
 import de.cubeside.nmsutils.NMSUtils;
+import de.cubeside.nmsutils.util.ReobfHelper;
 import java.lang.reflect.Field;
 import java.util.function.Function;
 import java.util.logging.Level;