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KessokuTeaTime · Sep 28, 2024 · 24499e3 · 24499e3
1 parent 477d3ea
commit 24499e3
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/config/common/src/main/java/band/kessoku/lib/config/values/ListValue.java b/config/common/src/main/java/band/kessoku/lib/config/values/ListValue.java
@@ -16,6 +16,7 @@
 package band.kessoku.lib.config.values;
 
 import com.google.common.collect.ImmutableList;
+import com.google.common.collect.Sets;
 import org.jetbrains.annotations.Contract;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Unmodifiable;
@@ -113,7 +114,11 @@ public boolean remove(Object o) {
 
     @Override
     public boolean containsAll(@NotNull Collection<?> c) {
-        return this.value.containsAll(c);
+        /* Amarok Note:
+        *   ArrayList 的数据存储量不可知的情况下，悲观假设有大量数据，那么 ArrayList#containsAll 的效率会低的令人发指...
+        *   虽说如果数据量少的话套一层 Set 也是无端浪费性能... 但我依然建议悲观演算。
+        * */
+        return Sets.newHashSet(this.value).containsAll(c);
     }
 
     @Override