2 files changed, 4 insertions, 3 deletions
diff --git a/spark-common/src/main/java/me/lucko/spark/common/util/FormatUtil.java b/spark-common/src/main/java/me/lucko/spark/common/util/FormatUtil.java
index 37165d1..8713678 100644
--- a/spark-common/src/main/java/me/lucko/spark/common/util/FormatUtil.java
+++ b/spark-common/src/main/java/me/lucko/spark/common/util/FormatUtil.java
@@ -20,8 +20,8 @@
 
 package me.lucko.spark.common.util;
 
-public final class FormatUtil {
-    private FormatUtil() {}
+public enum FormatUtil {
+    ;
 
     public static String percent(double value, double max) {
         double percent = (value * 100d) / max;
diff --git a/spark-common/src/main/java/me/lucko/spark/common/util/TypeDescriptors.java b/spark-common/src/main/java/me/lucko/spark/common/util/TypeDescriptors.java
index a232e77..c827c69 100644
--- a/spark-common/src/main/java/me/lucko/spark/common/util/TypeDescriptors.java
+++ b/spark-common/src/main/java/me/lucko/spark/common/util/TypeDescriptors.java
@@ -23,7 +23,8 @@ package me.lucko.spark.common.util;
 /**
  * Utilities for working with Java type descriptors.
  */
-public final class TypeDescriptors {
+public enum TypeDescriptors {
+    ;
 
     /**
      * Returns the Java type corresponding to the given type descriptor.