(dolphinscheduler) branch dev updated: [Chore][Common] Handle parentless paths in FileUtils (#18408)

[zihaoxiang]

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SbloodyS pushed a commit to branch dev
in repository https://gitbox.apache.org/repos/asf/dolphinscheduler.git


The following commit(s) were added to refs/heads/dev by this push:
     new 7eed4bf825 [Chore][Common] Handle parentless paths in FileUtils 
(#18408)
7eed4bf825 is described below

commit 7eed4bf825eff4a9066974253da20ce3c153c987
Author: 陈家名 <chenjiam...@kezaihui.com>
AuthorDate: Wed Aug 19 10:01:21 2026 +0800

    [Chore][Common] Handle parentless paths in FileUtils (#18408)
    
    Co-authored-by: xiangzihao <460888...@qq.com>
---
 .../apache/dolphinscheduler/common/utils/FileUtils.java   |  3 ++-
 .../dolphinscheduler/common/utils/FileUtilsTest.java      | 15 +++++++++++++++
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git 
a/dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/FileUtils.java
 
b/dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/FileUtils.java
index a105481089..ec5d2ac321 100644
--- 
a/dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/FileUtils.java
+++ 
b/dolphinscheduler-common/src/main/java/org/apache/dolphinscheduler/common/utils/FileUtils.java
@@ -128,7 +128,8 @@ public class FileUtils {
         FileOutputStream fos = null;
         try {
             File distFile = new File(filePath);
-            if (!distFile.getParentFile().exists() && 
!distFile.getParentFile().mkdirs()) {
+            File parentFile = distFile.getParentFile();
+            if (parentFile != null && !parentFile.exists() && 
!parentFile.mkdirs()) {
                 log.error("mkdir parent failed");
                 return false;
             }
diff --git 
a/dolphinscheduler-common/src/test/java/org/apache/dolphinscheduler/common/utils/FileUtilsTest.java
 
b/dolphinscheduler-common/src/test/java/org/apache/dolphinscheduler/common/utils/FileUtilsTest.java
index 2396d52c20..0fdcc2b04b 100644
--- 
a/dolphinscheduler-common/src/test/java/org/apache/dolphinscheduler/common/utils/FileUtilsTest.java
+++ 
b/dolphinscheduler-common/src/test/java/org/apache/dolphinscheduler/common/utils/FileUtilsTest.java
@@ -93,6 +93,21 @@ public class FileUtilsTest {
         }
     }
 
+    @Test
+    public void testWriteContent2FileWithoutParentDirectory() throws 
IOException {
+        Path filePath = Paths.get("write-content-" + folder.getFileName() + 
".txt");
+        String content = "test content";
+
+        try {
+            Assertions.assertTrue(FileUtils.writeContent2File(content, 
filePath.toString()));
+            try (InputStream inputStream = Files.newInputStream(filePath)) {
+                Assertions.assertEquals(content, 
FileUtils.readFile2Str(inputStream));
+            }
+        } finally {
+            Files.deleteIfExists(filePath);
+        }
+    }
+
     @Test
     public void testDirectoryTraversal() {
         // test case which do not directory traversal