From 5c2a48fee4e84c4a6fde944a696090f22d3150e0 Mon Sep 17 00:00:00 2001
From: Looly <loolly@aliyun.com>
Date: Wed, 30 Aug 2023 21:35:16 +0800
Subject: [PATCH] fix NPE

---
 .../java/org/dromara/hutool/core/text/CharSequenceUtil.java   | 2 +-
 .../test/java/org/dromara/hutool/core/text/StrUtilTest.java   | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/hutool-core/src/main/java/org/dromara/hutool/core/text/CharSequenceUtil.java b/hutool-core/src/main/java/org/dromara/hutool/core/text/CharSequenceUtil.java
index 16ffe0862..0c0d3d291 100644
--- a/hutool-core/src/main/java/org/dromara/hutool/core/text/CharSequenceUtil.java
+++ b/hutool-core/src/main/java/org/dromara/hutool/core/text/CharSequenceUtil.java
@@ -698,7 +698,7 @@ public class CharSequenceUtil extends StrValidator {
 			return null;
 		}
 		for (final CharSequence checkStr : testStrs) {
-			if (str.toString().contains(checkStr)) {
+			if (contains(str, checkStr)) {
 				return checkStr.toString();
 			}
 		}
diff --git a/hutool-core/src/test/java/org/dromara/hutool/core/text/StrUtilTest.java b/hutool-core/src/test/java/org/dromara/hutool/core/text/StrUtilTest.java
index 3f09b48f8..686687ee6 100644
--- a/hutool-core/src/test/java/org/dromara/hutool/core/text/StrUtilTest.java
+++ b/hutool-core/src/test/java/org/dromara/hutool/core/text/StrUtilTest.java
@@ -371,6 +371,10 @@ public class StrUtilTest {
 		Assertions.assertFalse(containsAny);
 		containsAny = StrUtil.containsAny("aaabbbccc", "d", "c");
 		Assertions.assertTrue(containsAny);
+
+		// https://gitee.com/dromara/hutool/issues/I7WSYD
+		containsAny = StrUtil.containsAny("你好啊", "嗯", null);
+		Assertions.assertFalse(containsAny);
 	}
 
 	@Test