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This commit is contained in:
YevhenBondarenko 2020-07-10 17:07:15 +03:00
parent 98c24632e3
commit 2f4ca3b5be
2 changed files with 12 additions and 12 deletions
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22
dao/src/main/java/org/thingsboard/server/dao/sqlts/AbstractSqlTimeseriesDao.java
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@ -52,7 +52,8 @@ import org.thingsboard.server.dao.timeseries.SimpleListenableFuture;
import javax.annotation.Nullable;
import javax.annotation.PostConstruct;
import javax.annotation.PreDestroy;
import java.util.Comparator;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Objects;
@ -129,16 +130,15 @@ public abstract class AbstractSqlTimeseriesDao extends JpaAbstractDaoListeningEx
tsLatestQueue = new TbSqlBlockingQueueWrapper<>(tsLatestParams, hashcodeFunction, tsLatestBatchThreads);
tsLatestQueue.init(logExecutor, v -> {
Map<TsKey, List<TsKvLatestEntity>> tsMap =
v.stream().collect(Collectors.groupingBy(ts -> new TsKey(ts.getEntityId(), ts.getStrKey())));
List<TsKvLatestEntity> latestEntities =
tsMap.keySet()
.stream()
.map(tsMap::get)
.map(list -> list.stream().max(Comparator.comparing(TsKvLatestEntity::getTs)).get())
.collect(Collectors.toList());
Map<TsKey, TsKvLatestEntity> trueLatest = new HashMap<>();
v.forEach(ts -> {
TsKey key = new TsKey(ts.getEntityId(), ts.getKey());
TsKvLatestEntity old = trueLatest.get(key);
if (old == null || old.getTs() < ts.getTs()) {
trueLatest.put(key, ts);
}
});
List<TsKvLatestEntity> latestEntities = new ArrayList<>(trueLatest.values());
insertLatestTsRepository.saveOrUpdate(latestEntities);
});
}

2
dao/src/main/java/org/thingsboard/server/dao/sqlts/TsKey.java
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@ -22,5 +22,5 @@ import java.util.UUID;
@Data
public class TsKey {
private final UUID entityId;
private final String key;
private final int key;
}