VGalaxies commented on code in PR #15276:
URL: https://github.com/apache/iotdb/pull/15276#discussion_r2031370588
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iotdb-core/datanode/src/main/java/org/apache/iotdb/db/pipe/connector/util/builder/PipeTreeModelTsFileBuilder.java:
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@@ -91,178 +105,201 @@ public synchronized void close() {
isTabletAlignedList.clear();
}
- private List<Pair<String, File>> writeTabletsToTsFiles()
- throws IOException, WriteProcessException {
- final Map<String, List<Tablet>> device2Tablets = new HashMap<>();
- final Map<String, Boolean> device2Aligned = new HashMap<>();
+ private List<Pair<String, File>> writeTabletsToTsFiles() throws
WriteProcessException {
+ final List<Pair<String, File>> sealedFiles = new ArrayList<>();
+ try (final RestorableTsFileIOWriter writer = new
RestorableTsFileIOWriter(createFile())) {
+ writeTabletsIntoOneFile(writer);
+ sealedFiles.add(new Pair<>(null, writer.getFile()));
+ } catch (final Exception e) {
+ LOGGER.warn(
+ "Batch id = {}: Failed to write tablets into tsfile, because {}",
+ currentBatchId.get(),
+ e.getMessage(),
+ e);
+ // TODO: handle ex
+ throw new WriteProcessException(e);
+ }
+
+ return sealedFiles;
+ }
+
+ private void writeTabletsIntoOneFile(final RestorableTsFileIOWriter writer)
throws Exception {
+ // TODO: database & region
+ final String database = "test_db";
+ final String dataRegionId = "test_dr";
+ final IMemTable memTable = new PrimitiveMemTable(database, dataRegionId);
- // Sort the tablets by device id
for (int i = 0, size = tabletList.size(); i < size; ++i) {
final Tablet tablet = tabletList.get(i);
- final String deviceId = tablet.getDeviceId();
- device2Tablets.computeIfAbsent(deviceId, k -> new
ArrayList<>()).add(tablet);
- device2Aligned.put(deviceId, isTabletAlignedList.get(i));
- }
- // Sort the tablets by start time in each device
- for (final List<Tablet> tablets : device2Tablets.values()) {
- tablets.sort(
- // Each tablet has at least one timestamp
- Comparator.comparingLong(tablet -> tablet.getTimestamp(0)));
- }
+ // convert date value to int
+ // refer to
+ //
org.apache.iotdb.db.storageengine.dataregion.memtable.WritableMemChunk.writeNonAlignedTablet
+ final Object[] values = tablet.getValues();
+ for (int j = 0; j < tablet.getSchemas().size(); ++j) {
+ if (Objects.equals(TSDataType.DATE,
tablet.getSchemas().get(j).getType())) {
+ final LocalDate[] dates = ((LocalDate[]) values[j]);
+ final int[] dateValues = new int[dates.length];
+ for (int k = 0; k < Math.min(dates.length, tablet.getRowSize());
k++) {
+ dateValues[k] = DateUtils.parseDateExpressionToInt(dates[k]);
+ }
+ values[j] = dateValues;
+ }
+ }
- // Sort the devices by device id
- final List<String> devices = new ArrayList<>(device2Tablets.keySet());
- devices.sort(Comparator.naturalOrder());
+ final InsertTabletNode insertTabletNode =
+ new InsertTabletNode(
+ // TODO: plan node id
+ new PlanNodeId("test_id"),
+ new PartialPath(tablet.getDeviceId()),
+ isTabletAlignedList.get(i),
+ tablet.getSchemas().stream()
+ .map(IMeasurementSchema::getMeasurementName)
+ .toArray(String[]::new),
+ tablet.getSchemas().stream()
+ .map(IMeasurementSchema::getType)
+ .toArray(TSDataType[]::new),
+ // TODO: cast
+ tablet.getSchemas().stream()
+ .map(schema -> (MeasurementSchema) schema)
+ .toArray(MeasurementSchema[]::new),
+ tablet.getTimestamps(),
+ tablet.getBitMaps(),
+ tablet.getValues(),
+ tablet.getRowSize());
+
+ // TODO: unused results
+ final TSStatus[] results = new TSStatus[insertTabletNode.getRowCount()];
+ Arrays.fill(results, RpcUtils.SUCCESS_STATUS);
+
+ final int loc = insertTabletNode.checkTTL(results,
getTTL(insertTabletNode));
+ final List<Pair<IDeviceID, Integer>> deviceEndOffsetPairs =
+ insertTabletNode.splitByDevice(loc, insertTabletNode.getRowCount());
+ int start = loc;
Review Comment:
The code here completely refers to the method call chain of
`org.apache.iotdb.db.storageengine.dataregion.DataRegion#insertTablet`. Some
pruning has already been done, pending discussion.
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