(iotdb) branch reduceErrorLogWhenStoppingCompactionService updated: fix npe

[shuwenwei]

This is an automated email from the ASF dual-hosted git repository.

shuwenwei pushed a commit to branch reduceErrorLogWhenStoppingCompactionService
in repository https://gitbox.apache.org/repos/asf/iotdb.git


The following commit(s) were added to 
refs/heads/reduceErrorLogWhenStoppingCompactionService by this push:
     new f1f047ee07c fix npe
f1f047ee07c is described below

commit f1f047ee07cb09f6bac1bb554db06e1d39354b41
Author: shuwenwei <s13979062...@gmail.com>
AuthorDate: Fri Nov 14 15:30:38 2025 +0800

    fix npe
---
 .../execute/task/InnerSpaceCompactionTask.java          | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git 
a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/storageengine/dataregion/compaction/execute/task/InnerSpaceCompactionTask.java
 
b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/storageengine/dataregion/compaction/execute/task/InnerSpaceCompactionTask.java
index 3cd5ff532af..ff7cf934979 100644
--- 
a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/storageengine/dataregion/compaction/execute/task/InnerSpaceCompactionTask.java
+++ 
b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/storageengine/dataregion/compaction/execute/task/InnerSpaceCompactionTask.java
@@ -116,14 +116,14 @@ public class InnerSpaceCompactionTask extends 
AbstractCompactionTask {
   }
 
   protected static class InnerCompactionTaskFilesView {
-    protected List<TsFileResource> sortedAllSourceFilesInTask;
-    protected List<TsFileResource> sourceFilesInCompactionPerformer;
-    protected List<TsFileResource> skippedSourceFiles;
+    protected List<TsFileResource> sortedAllSourceFilesInTask = 
Collections.emptyList();
+    protected List<TsFileResource> sourceFilesInCompactionPerformer = 
Collections.emptyList();
+    protected List<TsFileResource> skippedSourceFiles = 
Collections.emptyList();
     protected boolean sequence;
-    protected List<TsFileResource> sourceFilesInLog;
-    protected List<TsFileResource> targetFilesInLog;
-    protected List<TsFileResource> targetFilesInPerformer;
-    protected List<TsFileResource> renamedTargetFiles;
+    protected List<TsFileResource> sourceFilesInLog = Collections.emptyList();
+    protected List<TsFileResource> targetFilesInLog = Collections.emptyList();
+    protected List<TsFileResource> targetFilesInPerformer = 
Collections.emptyList();
+    protected List<TsFileResource> renamedTargetFiles = 
Collections.emptyList();
 
     protected long selectedFileSize;
     protected int sumOfCompactionCount;
@@ -656,6 +656,9 @@ public class InnerSpaceCompactionTask extends 
AbstractCompactionTask {
    * selected files to false.
    */
   protected void releaseAllLocks() {
+    if (filesView.sourceFilesInLog == null) {
+      return;
+    }
     for (int i = 0; i < filesView.sourceFilesInLog.size(); ++i) {
       TsFileResource resource = filesView.sourceFilesInLog.get(i);
       if (isHoldingWriteLock[i]) {