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!120 修复TreeUtil根据id查找子节点时的NPE问题

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Merge pull request !120 from haichong01/v5-dev
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Looly 2020-05-07 15:54:47 +08:00 committed by Gitee
commit 2ea7bfc54b
1 changed files with 5 additions and 0 deletions
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hutool-core/src/main/java/cn/hutool/core/lang/tree/TreeUtil.java
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@ -134,6 +134,11 @@ public class TreeUtil {
return node; return node;
} }
//fix NPE
if(null == node.getChildren()) {
return null;
}
// 查找子节点 // 查找子节点
Tree<T> childNode; Tree<T> childNode;
for (Tree<T> child : node.getChildren()) { for (Tree<T> child : node.getChildren()) {