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修复TreeUtil.getParentsName()获取到的路径集合中存在值为null的路径名称问题

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Looly 2023-05-31 19:01:45 +08:00
parent 80e5d09c22
commit d3d406a129
3 changed files with 54 additions and 2 deletions
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3
CHANGELOG.md
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@ -2,13 +2,14 @@
# 🚀Changelog
-------------------------------------------------------------------------------------------------------------
# 5.8.20(2023-05-29)
# 5.8.20(2023-05-31)
### 🐣新特性
* 【core 】 UrlQuery增加setStrict方法，区分是否严格模式（issue#I78PB1@Gitee）
* 【poi 】 添加系列方法writeCol，以支持按列输出（pr#1003@Gitee）
### 🐞Bug修复
* 【core 】 修复TreeUtil.getParentsName()获取到的路径集合中存在值为null的路径名称问题（issue#I795IN@Gitee）
-------------------------------------------------------------------------------------------------------------
# 5.8.19(2023-05-27)

7
hutool-core/src/main/java/cn/hutool/core/lang/tree/TreeUtil.java
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@ -218,9 +218,14 @@ public class TreeUtil {
}
Tree<T> parent = node.getParent();
CharSequence name;
while (null != parent) {
result.add(parent.getName());
name = parent.getName();
parent = parent.getParent();
if(null != name || null != parent){
// issue#I795IN，根节点的null不加入
result.add(name);
}
}
return result;
}

46
hutool-core/src/test/java/cn/hutool/core/lang/tree/IssueI795INTest.java Executable file
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@ -0,0 +1,46 @@
/*
* Copyright (c) 2023 looly(loolly@aliyun.com)
* Hutool is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
* http://license.coscl.org.cn/MulanPSL2
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
package cn.hutool.core.lang.tree;
import org.junit.Assert;
import org.junit.Test;
import java.util.ArrayList;
import java.util.List;
public class IssueI795INTest {
static List<TreeNode<Long>> all_menu=new ArrayList<>();
static {
/*
* root
* /module-A
* /module-A-menu-1
* /module-B
* /module-B-menu-1
* /module-B-menu-2
*/
all_menu.add(new TreeNode<>(1L, 0L, "root", 0L));
all_menu.add(new TreeNode<>(2L,1L,"module-A",0L));
all_menu.add(new TreeNode<>(3L,1L,"module-B",0L));
all_menu.add(new TreeNode<>(4L,2L,"module-A-menu-1",0L));
all_menu.add(new TreeNode<>(5L,3L,"module-B-menu-1",0L));
all_menu.add(new TreeNode<>(6L,3L,"module-B-menu-2",0L));
}
@Test
public void getParentsNameTest() {
final Tree<Long> tree = TreeUtil.buildSingle(all_menu, 0L);
final Tree<Long> chid = tree.getChildren().get(0).getChildren().get(0).getChildren().get(0);
Assert.assertEquals("[module-A-menu-1, module-A, root]", chid.getParentsName(true).toString());
}
}