src/main/java/com/tiedup/remake/v2/bondage/component/ComponentType.java

@@ -1,6 +1,9 @@
 package com.tiedup.remake.v2.bondage.component;
 
 import com.google.gson.JsonObject;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.Map;
 import java.util.function.Function;
 import org.jetbrains.annotations.Nullable;
 
@@ -12,6 +15,16 @@ public enum ComponentType {
     private final String jsonKey;
     private final Function<JsonObject, IItemComponent> factory;
 
+    /** Pre-built lookup map for O(1) fromKey() instead of linear scan. */
+    private static final Map<String, ComponentType> BY_KEY;
+    static {
+        Map<String, ComponentType> map = new HashMap<>();
+        for (ComponentType type : values()) {
+            map.put(type.jsonKey, type);
+        }
+        BY_KEY = Collections.unmodifiableMap(map);
+    }
+
     ComponentType(
         String jsonKey,
         Function<JsonObject, IItemComponent> factory
@@ -30,9 +43,6 @@ public enum ComponentType {
 
     @Nullable
     public static ComponentType fromKey(String key) {
-        for (ComponentType type : values()) {
-            if (type.jsonKey.equals(key)) return type;
-        }
-        return null;
+        return BY_KEY.get(key);
     }
 }