From 123e2f546c9f8718d98208177ddb83563c64de6c Mon Sep 17 00:00:00 2001
From: Frank van der Heijden <frank.boekanier@gmail.com>
Date: Mon, 28 Jun 2021 22:28:10 +0200
Subject: [PATCH] Use ConcurrentHashMap instead of HashMap

---
 .../java/dev/frankheijden/minecraftreflection/Reflection.java | 4 ++--
 .../minecraftreflection/cache/NamedReflectionCacheTree.java   | 4 ++--
 .../minecraftreflection/cache/ReflectionCache.java            | 4 ++--
 .../minecraftreflection/cache/ReflectionCacheTree.java        | 4 ++--
 4 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/main/java/dev/frankheijden/minecraftreflection/Reflection.java b/src/main/java/dev/frankheijden/minecraftreflection/Reflection.java
index 855b959..c670237 100644
--- a/src/main/java/dev/frankheijden/minecraftreflection/Reflection.java
+++ b/src/main/java/dev/frankheijden/minecraftreflection/Reflection.java
@@ -9,8 +9,8 @@ import java.lang.reflect.Constructor;
 import java.lang.reflect.Field;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
-import java.util.HashMap;
 import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
 
 public class Reflection {
 
@@ -21,7 +21,7 @@ public class Reflection {
 
     public Reflection(Class<?> clazz) {
         this.clazz = clazz;
-        this.fieldMap = new HashMap<>();
+        this.fieldMap = new ConcurrentHashMap<>();
         this.methodTree = new NamedReflectionCacheTree<>();
         this.constructorTree = new ReflectionCacheTree<>(null);
     }
diff --git a/src/main/java/dev/frankheijden/minecraftreflection/cache/NamedReflectionCacheTree.java b/src/main/java/dev/frankheijden/minecraftreflection/cache/NamedReflectionCacheTree.java
index a33e996..a990738 100644
--- a/src/main/java/dev/frankheijden/minecraftreflection/cache/NamedReflectionCacheTree.java
+++ b/src/main/java/dev/frankheijden/minecraftreflection/cache/NamedReflectionCacheTree.java
@@ -1,13 +1,13 @@
 package dev.frankheijden.minecraftreflection.cache;
 
-import java.util.HashMap;
 import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
 import java.util.function.Function;
 import java.util.function.Supplier;
 
 public class NamedReflectionCacheTree<T> {
 
-    private final Map<String, ReflectionCacheTree<T>> treeMap = new HashMap<>();
+    private final Map<String, ReflectionCacheTree<T>> treeMap = new ConcurrentHashMap<>();
 
     public T computeIfAbsent(String name, Class<?>[] parameters, Function<Class<?>[], ? extends T> mappingFunction) {
         return treeMap.computeIfAbsent(name, k -> new ReflectionCacheTree<>(null)).computeIfAbsent(parameters, mappingFunction);
diff --git a/src/main/java/dev/frankheijden/minecraftreflection/cache/ReflectionCache.java b/src/main/java/dev/frankheijden/minecraftreflection/cache/ReflectionCache.java
index 9d52332..8f7fdc5 100644
--- a/src/main/java/dev/frankheijden/minecraftreflection/cache/ReflectionCache.java
+++ b/src/main/java/dev/frankheijden/minecraftreflection/cache/ReflectionCache.java
@@ -2,12 +2,12 @@ package dev.frankheijden.minecraftreflection.cache;
 
 import dev.frankheijden.minecraftreflection.MinecraftReflection;
 
-import java.util.HashMap;
 import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
 
 public class ReflectionCache {
 
-    private static final Map<Class<?>, MinecraftReflection> cachedReflections = new HashMap<>();
+    private static final Map<Class<?>, MinecraftReflection> cachedReflections = new ConcurrentHashMap<>();
 
     public static Map<Class<?>, MinecraftReflection> getCachedReflections() {
         return cachedReflections;
diff --git a/src/main/java/dev/frankheijden/minecraftreflection/cache/ReflectionCacheTree.java b/src/main/java/dev/frankheijden/minecraftreflection/cache/ReflectionCacheTree.java
index d53c2f5..1fb45a7 100644
--- a/src/main/java/dev/frankheijden/minecraftreflection/cache/ReflectionCacheTree.java
+++ b/src/main/java/dev/frankheijden/minecraftreflection/cache/ReflectionCacheTree.java
@@ -1,7 +1,7 @@
 package dev.frankheijden.minecraftreflection.cache;
 
-import java.util.HashMap;
 import java.util.Map;
+import java.util.concurrent.ConcurrentHashMap;
 import java.util.function.Function;
 import java.util.function.Supplier;
 
@@ -10,7 +10,7 @@ public class ReflectionCacheTree<T> {
     public static final Class<?>[] EMPTY_CLASS_ARRAY = new Class[0];
 
     private T value;
-    private final Map<Class<?>, ReflectionCacheTree<T>> children = new HashMap<>();
+    private final Map<Class<?>, ReflectionCacheTree<T>> children = new ConcurrentHashMap<>();
 
     public ReflectionCacheTree(T value) {
         this.value = value;