[iotdb] branch rel/0.12 updated: [IOTDB-1433] [To rel/0.12] Fix bug in getMetadataAndEndOffset when querying non-exist device (#3392)

[haonan]

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

haonan pushed a commit to branch rel/0.12
in repository https://gitbox.apache.org/repos/asf/iotdb.git


The following commit(s) were added to refs/heads/rel/0.12 by this push:
     new 4bb1748  [IOTDB-1433] [To rel/0.12] Fix bug in getMetadataAndEndOffset 
when querying non-exist device (#3392)
4bb1748 is described below

commit 4bb174842603441d501e779d9fc4ef7ebb77fe9e
Author: Zesong Sun <sz...@mails.tsinghua.edu.cn>
AuthorDate: Fri Jun 11 11:48:13 2021 +0800

    [IOTDB-1433] [To rel/0.12] Fix bug in getMetadataAndEndOffset when querying 
non-exist device (#3392)
---
 .../main/java/org/apache/iotdb/tsfile/read/TsFileSequenceReader.java  | 2 +-
 .../tsfile/read/MeasurementChunkMetadataListMapIteratorTest.java      | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git 
a/tsfile/src/main/java/org/apache/iotdb/tsfile/read/TsFileSequenceReader.java 
b/tsfile/src/main/java/org/apache/iotdb/tsfile/read/TsFileSequenceReader.java
index 211a688..16d2704 100644
--- 
a/tsfile/src/main/java/org/apache/iotdb/tsfile/read/TsFileSequenceReader.java
+++ 
b/tsfile/src/main/java/org/apache/iotdb/tsfile/read/TsFileSequenceReader.java
@@ -732,7 +732,7 @@ public class TsFileSequenceReader implements AutoCloseable {
             metadataIndex.getChildIndexEntry(name, false);
         ByteBuffer buffer = readData(childIndexEntry.left.getOffset(), 
childIndexEntry.right);
         return getMetadataAndEndOffset(
-            MetadataIndexNode.deserializeFrom(buffer), name, isDeviceLevel, 
false);
+            MetadataIndexNode.deserializeFrom(buffer), name, isDeviceLevel, 
exactSearch);
       }
     } catch (BufferOverflowException e) {
       logger.error("Something error happened while deserializing MetadataIndex 
of file {}", file);
diff --git 
a/tsfile/src/test/java/org/apache/iotdb/tsfile/read/MeasurementChunkMetadataListMapIteratorTest.java
 
b/tsfile/src/test/java/org/apache/iotdb/tsfile/read/MeasurementChunkMetadataListMapIteratorTest.java
index e4a1313..5348832 100644
--- 
a/tsfile/src/test/java/org/apache/iotdb/tsfile/read/MeasurementChunkMetadataListMapIteratorTest.java
+++ 
b/tsfile/src/test/java/org/apache/iotdb/tsfile/read/MeasurementChunkMetadataListMapIteratorTest.java
@@ -151,6 +151,10 @@ public class MeasurementChunkMetadataListMapIteratorTest {
         }
 
         checkCorrectness(expected, actual);
+
+        // test not exist device
+        iterator = fileReader.getMeasurementChunkMetadataListMapIterator("dd");
+        Assert.assertFalse(iterator.hasNext());
       }
     }