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Code Issues 24 Pull requests 6 Projects Releases Packages Wiki Activity Actions

Retroactive Peak Detection Fix

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This commit is contained in:
Tim Zöller 2026-04-06 23:50:22 +02:00
parent a1416b232b
commit 139e5c57ff
2 changed files with 25 additions and 19 deletions
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3
src/main/java/net/javahippie/fitpub/repository/ActivityRepository.java
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@ -20,6 +20,9 @@ import java.util.UUID;
@Repository @Repository
public interface ActivityRepository extends JpaRepository<Activity, UUID> { public interface ActivityRepository extends JpaRepository<Activity, UUID> {
@Query("SELECT a.id FROM Activity a")
List<UUID> findAllIds();
/** /**
* Find all activities for a specific user. * Find all activities for a specific user.
* *

41
src/main/java/net/javahippie/fitpub/service/PeakDetectionService.java
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@ -8,8 +8,6 @@ import net.javahippie.fitpub.model.entity.Peak;
import net.javahippie.fitpub.repository.ActivityPeakRepository; import net.javahippie.fitpub.repository.ActivityPeakRepository;
import net.javahippie.fitpub.repository.ActivityRepository; import net.javahippie.fitpub.repository.ActivityRepository;
import net.javahippie.fitpub.repository.PeakRepository; import net.javahippie.fitpub.repository.PeakRepository;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.PageRequest;
import org.springframework.scheduling.annotation.Async; import org.springframework.scheduling.annotation.Async;
import org.springframework.stereotype.Service; import org.springframework.stereotype.Service;
import org.springframework.transaction.annotation.Transactional; import org.springframework.transaction.annotation.Transactional;
@ -86,32 +84,37 @@ public class PeakDetectionService {
} }
try { try {
log.info("Starting retroactive peak detection for all activities"); // Fetch only IDs to avoid loading huge BLOB fields into memory
List<UUID> activityIds = activityRepository.findAllIds();
log.info("Starting retroactive peak detection for {} activities", activityIds.size());
int page = 0;
int pageSize = 100;
int totalProcessed = 0; int totalProcessed = 0;
int totalPeaksFound = 0; int totalPeaksFound = 0;
Page<Activity> activityPage; for (UUID activityId : activityIds) {
do { try {
activityPage = activityRepository.findAll(PageRequest.of(page, pageSize)); Activity activity = activityRepository.findById(activityId).orElse(null);
for (Activity activity : activityPage.getContent()) { if (activity == null) continue;
try {
List<Peak> peaks = detectPeaksForActivity(activity); List<Peak> peaks = detectPeaksForActivity(activity);
totalPeaksFound += peaks.size(); totalPeaksFound += peaks.size();
totalProcessed++; totalProcessed++;
} catch (Exception e) {
log.warn("Failed peak detection for activity {}: {}", activity.getId(), e.getMessage()); if (totalProcessed % 100 == 0) {
log.info("Peak backfill progress: processed {} / {} activities, found {} peaks so far",
totalProcessed, activityIds.size(), totalPeaksFound);
} }
} catch (Exception e) {
log.warn("Failed peak detection for activity {}: {}", activityId, e.getMessage(), e);
totalProcessed++;
} }
page++; }
log.info("Peak backfill progress: processed {} / {} activities, found {} peaks so far",
totalProcessed, activityPage.getTotalElements(), totalPeaksFound);
} while (activityPage.hasNext());
log.info("Peak backfill complete: processed {} activities, found {} total peak associations", log.info("Peak backfill complete: processed {} activities, found {} total peak associations",
totalProcessed, totalPeaksFound); totalProcessed, totalPeaksFound);
} catch (Exception e) {
log.error("Peak backfill failed: {}", e.getMessage(), e);
} finally { } finally {
backfillRunning.set(false); backfillRunning.set(false);
} }