diff --git a/devkit-utils/src/main/java/com/onixbyte/devkit/utils/BoolUtil.java b/devkit-utils/src/main/java/com/onixbyte/devkit/utils/BoolUtil.java
index bec5c2f..3a77079 100644
--- a/devkit-utils/src/main/java/com/onixbyte/devkit/utils/BoolUtil.java
+++ b/devkit-utils/src/main/java/com/onixbyte/devkit/utils/BoolUtil.java
@@ -1,29 +1,76 @@
+/*
+ * Copyright (C) 2024-2024 OnixByte.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 package com.onixbyte.devkit.utils;
 
 import java.util.Arrays;
 import java.util.Objects;
 import java.util.function.BooleanSupplier;
 
+/**
+ * A util for boolean calculations.
+ *
+ * @author shaoxinke
+ * @version 1.6.2
+ */
 public final class BoolUtil {
 
+    /**
+     * Logical and calculation.
+     *
+     * @param values the values to be calculated
+     * @return {@code true} if all value in values is {@code true}, otherwise {@code false}
+     */
     public static boolean and(Boolean... values) {
         return Arrays.stream(values)
                 .filter(Objects::nonNull)
                 .allMatch(Boolean::booleanValue);
     }
 
+    /**
+     * Logical and calculation.
+     *
+     * @param valueSuppliers the suppliers of value to be calculated
+     * @return {@code true} if all value in values is {@code true}, otherwise {@code false}
+     */
     public static boolean and(BooleanSupplier... valueSuppliers) {
         return Arrays.stream(valueSuppliers)
                 .filter(Objects::nonNull)
                 .allMatch(BooleanSupplier::getAsBoolean);
     }
 
-    public static boolean or(Boolean... valueSuppliers) {
-        return Arrays.stream(valueSuppliers)
+    /**
+     * Logical or calculation.
+     *
+     * @param values the values to be calculated
+     * @return {@code true} if any value in values is {@code true}, otherwise {@code false}
+     */
+    public static boolean or(Boolean... values) {
+        return Arrays.stream(values)
                 .filter(Objects::nonNull)
                 .anyMatch(Boolean::booleanValue);
     }
 
+    /**
+     * Logical or calculation.
+     *
+     * @param valueSuppliers the suppliers of value to be calculated
+     * @return {@code true} if any value in values is {@code true}, otherwise {@code false}
+     */
     public static boolean or(BooleanSupplier... valueSuppliers) {
         return Arrays.stream(valueSuppliers)
                 .filter(Objects::nonNull)