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Adding check for rolling stats not present to handle backwards compatibility of existing timeline

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This commit is contained in:
Nishith Agarwal
2018-09-08 12:26:54 -07:00
committed by vinoth chandar
parent ea7823a9dd
commit 2b1af18941
3 changed files with 22 additions and 9 deletions
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11
hoodie-client/src/main/java/com/uber/hoodie/table/HoodieMergeOnReadTable.java
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@@ -307,10 +307,13 @@ public class HoodieMergeOnReadTable<T extends HoodieRecordPayload> extends
if (lastInstant.isPresent()) {
HoodieCommitMetadata commitMetadata = HoodieCommitMetadata.fromBytes(
this.getActiveTimeline().getInstantDetails(lastInstant.get()).get(), HoodieCommitMetadata.class);
HoodieRollingStatMetadata rollingStatMetadata = HoodieCommitMetadata
.fromBytes(commitMetadata.getExtraMetadata().get(HoodieRollingStatMetadata.ROLLING_STAT_METADATA_KEY)
.getBytes(), HoodieRollingStatMetadata.class);
return rollingStatMetadata;
Optional<String> lastRollingStat = Optional.ofNullable(commitMetadata.getExtraMetadata()
.get(HoodieRollingStatMetadata.ROLLING_STAT_METADATA_KEY));
if (lastRollingStat.isPresent()) {
HoodieRollingStatMetadata rollingStatMetadata = HoodieCommitMetadata
.fromBytes(lastRollingStat.get().getBytes(), HoodieRollingStatMetadata.class);
return rollingStatMetadata;
}
}
return null;
} catch (IOException e) {