From 7ba098e2cdacae3446d47ea3c2dec740687a63a7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=A4=A7=E7=81=AByzs?= <835476090@qq.com>
Date: Wed, 5 Aug 2020 16:33:48 +0800
Subject: [PATCH] =?UTF-8?q?ArrayUtil.isAllNull()=E2=9C=92=EF=B8=8F?=
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---
 .../java/cn/hutool/core/util/ArrayUtil.java   | 45 +++++++++++++++----
 1 file changed, 36 insertions(+), 9 deletions(-)

diff --git a/hutool-core/src/main/java/cn/hutool/core/util/ArrayUtil.java b/hutool-core/src/main/java/cn/hutool/core/util/ArrayUtil.java
index a7509d317..32d98ada9 100644
--- a/hutool-core/src/main/java/cn/hutool/core/util/ArrayUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/util/ArrayUtil.java
@@ -10,15 +10,7 @@ import cn.hutool.core.lang.Filter;
 
 import java.lang.reflect.Array;
 import java.nio.ByteBuffer;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.Comparator;
-import java.util.Iterator;
-import java.util.LinkedHashSet;
-import java.util.Map;
-import java.util.Set;
+import java.util.*;
 
 /**
  * 数组工具类
@@ -280,6 +272,41 @@ public class ArrayUtil {
 		return false;
 	}
 
+	/**
+	 * 多个字段是否全为null
+	 *
+	 * @param <T> 数组元素类型
+	 * @param array 被检查的数组
+	 * @return 多个字段是否全为null
+	 * @since 5.3.11
+	 * @author dahuoyzs
+	 */
+	@SuppressWarnings("unchecked")
+	public static <T> boolean allNull(T... array) {
+		if (isNotEmpty(array)) {
+			for (T element : array) {
+				if (null != element) {
+					return false;
+				}
+			}
+		}
+		return true;
+	}
+
+	/**
+	 * 多个字段是否全为null
+	 *
+	 * @param <T> 数组元素类型
+	 * @param array 被检查的数组
+	 * @return 多个字段是否全为null
+	 * @since 5.3.11
+	 * @author dahuoyzs
+	 */
+	@SuppressWarnings("unchecked")
+	public static <T> boolean isAllNull(T... array) {
+		return allNull(array);
+	}
+
 	/**
 	 * 返回数组中第一个非空元素
 	 *