[iotdb] branch master updated: fix level compaction file not exist bug (#2061)

[qi...@apache.org]

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


The following commit(s) were added to refs/heads/master by this push:
     new b84c5a6  fix level compaction file not exist bug (#2061)
b84c5a6 is described below

commit b84c5a6272432ea97ea3df347a15a097432b36b5
Author: zhanglingzhe0820 <44...@qq.com>
AuthorDate: Tue Nov 17 18:39:13 2020 +0800

    fix level compaction file not exist bug (#2061)
---
 .../org/apache/iotdb/db/engine/compaction/utils/CompactionUtils.java   | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/server/src/main/java/org/apache/iotdb/db/engine/compaction/utils/CompactionUtils.java b/server/src/main/java/org/apache/iotdb/db/engine/compaction/utils/CompactionUtils.java
index a2ef1fe..d44234f 100644
--- a/server/src/main/java/org/apache/iotdb/db/engine/compaction/utils/CompactionUtils.java
+++ b/server/src/main/java/org/apache/iotdb/db/engine/compaction/utils/CompactionUtils.java
@@ -198,6 +198,9 @@ public class CompactionUtils {
       for (TsFileResource levelResource : tsFileResources) {
         TsFileSequenceReader reader = buildReaderFromTsFileResource(levelResource,
             tsFileSequenceReaderMap, storageGroup);
+        if (reader == null) {
+          continue;
+        }
         Map<String, List<ChunkMetadata>> chunkMetadataMap = reader
             .readChunkMetadataInDevice(device);
         for (Entry<String, List<ChunkMetadata>> entry : chunkMetadataMap.entrySet()) {