From 5b3f989f7f1e1686eae385ed097a5dfbe5f29b91 Mon Sep 17 00:00:00 2001
From: zpzhaoa <57425586@qq.com>
Date: Wed, 6 May 2020 17:08:23 +0800
Subject: [PATCH] fix NPE in TreeUtil getNode

---
 .../src/main/java/cn/hutool/core/lang/tree/TreeUtil.java     | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/hutool-core/src/main/java/cn/hutool/core/lang/tree/TreeUtil.java b/hutool-core/src/main/java/cn/hutool/core/lang/tree/TreeUtil.java
index 3ec88e31b..26b0160f0 100644
--- a/hutool-core/src/main/java/cn/hutool/core/lang/tree/TreeUtil.java
+++ b/hutool-core/src/main/java/cn/hutool/core/lang/tree/TreeUtil.java
@@ -134,6 +134,11 @@ public class TreeUtil {
 			return node;
 		}
 
+		//fix NPE
+		if(null == node.getChildren()) {
+			return null;
+		}
+		
 		// 查找子节点
 		Tree<T> childNode;
 		for (Tree<T> child : node.getChildren()) {