jt2594838 commented on a change in pull request #429: [IOTDB-205]Support
storage-group-level data ttl
URL: https://github.com/apache/incubator-iotdb/pull/429#discussion_r338352621
##########
File path:
server/src/main/java/org/apache/iotdb/db/engine/merge/manage/MergeResource.java
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@@ -65,24 +65,28 @@
private Map<String, MeasurementSchema> measurementSchemaMap = new
HashMap<>();
private Map<MeasurementSchema, IChunkWriter> chunkWriterCache = new
ConcurrentHashMap<>();
+ private long fileTimeBound = Long.MAX_VALUE;
+
private boolean cacheDeviceMeta = false;
public MergeResource(List<TsFileResource> seqFiles, List<TsFileResource>
unseqFiles) {
- this.seqFiles = seqFiles.stream().filter(res -> res.isClosed() &&
!res.isDeleted())
- .collect(Collectors.toList());
+ this.seqFiles =
+
seqFiles.stream().filter(this::filterResource).collect(Collectors.toList());
this.unseqFiles =
- unseqFiles.stream().filter(res -> res.isClosed() && !res.isDeleted())
- .collect(Collectors.toList());
+
unseqFiles.stream().filter(this::filterResource).collect(Collectors.toList());
+ }
+
+ private boolean filterResource(TsFileResource res) {
+ return res.isClosed() && !res.isDeleted() && res.stillLives(fileTimeBound);
Review comment:
No, because the default value of fileTimeBound is Long.MIN_VALUE, when I
call `stillLives()`, it will return true immediately, so it equals to the
previous version.
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