Examples with Option org.apache.hudi.common.util.Option used on opensource projects

Example 11 with Option

use of org.apache.hudi.common.util.Option in project hudi by apache.

the class CompactionAdminClient method validateCompactionOperation.

/**
 * Check if a compaction operation is valid.
 *
 * @param metaClient Hoodie Table Meta client
 * @param compactionInstant Compaction Instant
 * @param operation Compaction Operation
 * @param fsViewOpt File System View
 */
private ValidationOpResult validateCompactionOperation(HoodieTableMetaClient metaClient, String compactionInstant, CompactionOperation operation, Option<HoodieTableFileSystemView> fsViewOpt) throws IOException {
    HoodieTableFileSystemView fileSystemView = fsViewOpt.isPresent() ? fsViewOpt.get() : new HoodieTableFileSystemView(metaClient, metaClient.getCommitsAndCompactionTimeline());
    Option<HoodieInstant> lastInstant = metaClient.getCommitsAndCompactionTimeline().lastInstant();
    try {
        if (lastInstant.isPresent()) {
            Option<FileSlice> fileSliceOptional = Option.fromJavaOptional(fileSystemView.getLatestUnCompactedFileSlices(operation.getPartitionPath()).filter(fs -> fs.getFileId().equals(operation.getFileId())).findFirst());
            if (fileSliceOptional.isPresent()) {
                FileSlice fs = fileSliceOptional.get();
                Option<HoodieBaseFile> df = fs.getBaseFile();
                if (operation.getDataFileName().isPresent()) {
                    String expPath = metaClient.getFs().getFileStatus(new Path(FSUtils.getPartitionPath(metaClient.getBasePath(), operation.getPartitionPath()), new Path(operation.getDataFileName().get()))).getPath().toString();
                    ValidationUtils.checkArgument(df.isPresent(), "Data File must be present. File Slice was : " + fs + ", operation :" + operation);
                    ValidationUtils.checkArgument(df.get().getPath().equals(expPath), "Base Path in operation is specified as " + expPath + " but got path " + df.get().getPath());
                }
                Set<HoodieLogFile> logFilesInFileSlice = fs.getLogFiles().collect(Collectors.toSet());
                Set<HoodieLogFile> logFilesInCompactionOp = operation.getDeltaFileNames().stream().map(dp -> {
                    try {
                        FileStatus[] fileStatuses = metaClient.getFs().listStatus(new Path(FSUtils.getPartitionPath(metaClient.getBasePath(), operation.getPartitionPath()), new Path(dp)));
                        ValidationUtils.checkArgument(fileStatuses.length == 1, "Expect only 1 file-status");
                        return new HoodieLogFile(fileStatuses[0]);
                    } catch (FileNotFoundException fe) {
                        throw new CompactionValidationException(fe.getMessage());
                    } catch (IOException ioe) {
                        throw new HoodieIOException(ioe.getMessage(), ioe);
                    }
                }).collect(Collectors.toSet());
                Set<HoodieLogFile> missing = logFilesInCompactionOp.stream().filter(lf -> !logFilesInFileSlice.contains(lf)).collect(Collectors.toSet());
                ValidationUtils.checkArgument(missing.isEmpty(), "All log files specified in compaction operation is not present. Missing :" + missing + ", Exp :" + logFilesInCompactionOp + ", Got :" + logFilesInFileSlice);
                Set<HoodieLogFile> diff = logFilesInFileSlice.stream().filter(lf -> !logFilesInCompactionOp.contains(lf)).collect(Collectors.toSet());
                ValidationUtils.checkArgument(diff.stream().allMatch(lf -> lf.getBaseCommitTime().equals(compactionInstant)), "There are some log-files which are neither specified in compaction plan " + "nor present after compaction request instant. Some of these :" + diff);
            } else {
                throw new CompactionValidationException("Unable to find file-slice for file-id (" + operation.getFileId() + " Compaction operation is invalid.");
            }
        } else {
            throw new CompactionValidationException("Unable to find any committed instant. Compaction Operation may be pointing to stale file-slices");
        }
    } catch (CompactionValidationException | IllegalArgumentException e) {
        return new ValidationOpResult(operation, false, Option.of(e));
    }
    return new ValidationOpResult(operation, true, Option.empty());
}

Example 12 with Option

use of org.apache.hudi.common.util.Option in project hudi by apache.

the class CompactionAdminClient method getRenamingActionsToAlignWithCompactionOperation.

/**
 * Get Renaming actions to ensure the log-files of merged file-slices is aligned with compaction operation. This
 * method is used to recover from failures during unschedule compaction operations.
 *
 * @param metaClient Hoodie Table Meta Client
 * @param compactionInstant Compaction Instant
 * @param op Compaction Operation
 * @param fsViewOpt File System View
 */
protected static List<Pair<HoodieLogFile, HoodieLogFile>> getRenamingActionsToAlignWithCompactionOperation(HoodieTableMetaClient metaClient, String compactionInstant, CompactionOperation op, Option<HoodieTableFileSystemView> fsViewOpt) {
    HoodieTableFileSystemView fileSystemView = fsViewOpt.isPresent() ? fsViewOpt.get() : new HoodieTableFileSystemView(metaClient, metaClient.getCommitsAndCompactionTimeline());
    HoodieInstant lastInstant = metaClient.getCommitsAndCompactionTimeline().lastInstant().get();
    FileSlice merged = fileSystemView.getLatestMergedFileSlicesBeforeOrOn(op.getPartitionPath(), lastInstant.getTimestamp()).filter(fs -> fs.getFileId().equals(op.getFileId())).findFirst().get();
    final int maxVersion = op.getDeltaFileNames().stream().map(lf -> FSUtils.getFileVersionFromLog(new Path(lf))).reduce((x, y) -> x > y ? x : y).orElse(0);
    List<HoodieLogFile> logFilesToBeMoved = merged.getLogFiles().filter(lf -> lf.getLogVersion() > maxVersion).collect(Collectors.toList());
    return logFilesToBeMoved.stream().map(lf -> {
        ValidationUtils.checkArgument(lf.getLogVersion() - maxVersion > 0, "Expect new log version to be sane");
        HoodieLogFile newLogFile = new HoodieLogFile(new Path(lf.getPath().getParent(), FSUtils.makeLogFileName(lf.getFileId(), "." + FSUtils.getFileExtensionFromLog(lf.getPath()), compactionInstant, lf.getLogVersion() - maxVersion, HoodieLogFormat.UNKNOWN_WRITE_TOKEN)));
        return Pair.of(lf, newLogFile);
    }).collect(Collectors.toList());
}

Example 13 with Option

use of org.apache.hudi.common.util.Option in project hudi by apache.

the class HoodieTestCommitMetadataGenerator method generateCommitMetadata.

/**
 * Method to generate commit metadata.
 */
private static HoodieCommitMetadata generateCommitMetadata(Map<String, List<String>> partitionToFilePaths, Option<Integer> writes, Option<Integer> updates, Map<String, String> extraMetadata) {
    HoodieCommitMetadata metadata = new HoodieCommitMetadata();
    for (Map.Entry<String, String> entry : extraMetadata.entrySet()) {
        metadata.addMetadata(entry.getKey(), entry.getValue());
    }
    partitionToFilePaths.forEach((key, value) -> value.forEach(f -> {
        HoodieWriteStat writeStat = new HoodieWriteStat();
        writeStat.setPartitionPath(key);
        writeStat.setPath(DEFAULT_PATH);
        writeStat.setFileId(DEFAULT_FILEID);
        writeStat.setTotalWriteBytes(DEFAULT_TOTAL_WRITE_BYTES);
        writeStat.setPrevCommit(DEFAULT_PRE_COMMIT);
        writeStat.setNumWrites(writes.orElse(DEFAULT_NUM_WRITES));
        writeStat.setNumUpdateWrites(updates.orElse(DEFAULT_NUM_UPDATE_WRITES));
        writeStat.setTotalLogBlocks(DEFAULT_TOTAL_LOG_BLOCKS);
        writeStat.setTotalLogRecords(DEFAULT_TOTAL_LOG_RECORDS);
        metadata.addWriteStat(key, writeStat);
    }));
    return metadata;
}

Example 14 with Option

use of org.apache.hudi.common.util.Option in project hudi by apache.

the class AbstractTableFileSystemView method getLatestUnCompactedFileSlices.

@Override
public final Stream<FileSlice> getLatestUnCompactedFileSlices(String partitionStr) {
    try {
        readLock.lock();
        String partitionPath = formatPartitionKey(partitionStr);
        ensurePartitionLoadedCorrectly(partitionPath);
        return fetchAllStoredFileGroups(partitionPath).filter(fg -> !isFileGroupReplaced(fg.getFileGroupId())).map(fileGroup -> {
            FileSlice fileSlice = fileGroup.getLatestFileSlice().get();
            // if the file-group is under compaction, pick the latest before compaction instant time.
            Option<Pair<String, CompactionOperation>> compactionWithInstantPair = getPendingCompactionOperationWithInstant(fileSlice.getFileGroupId());
            if (compactionWithInstantPair.isPresent()) {
                String compactionInstantTime = compactionWithInstantPair.get().getLeft();
                return fileGroup.getLatestFileSliceBefore(compactionInstantTime);
            }
            return Option.of(fileSlice);
        }).map(Option::get).map(this::addBootstrapBaseFileIfPresent);
    } finally {
        readLock.unlock();
    }
}

Example 15 with Option

use of org.apache.hudi.common.util.Option in project hudi by apache.

the class AbstractTableFileSystemView method buildFileGroups.

protected List<HoodieFileGroup> buildFileGroups(Stream<HoodieBaseFile> baseFileStream, Stream<HoodieLogFile> logFileStream, HoodieTimeline timeline, boolean addPendingCompactionFileSlice) {
    Map<Pair<String, String>, List<HoodieBaseFile>> baseFiles = baseFileStream.collect(Collectors.groupingBy((baseFile) -> {
        String partitionPathStr = getPartitionPathFromFilePath(baseFile.getPath());
        return Pair.of(partitionPathStr, baseFile.getFileId());
    }));
    Map<Pair<String, String>, List<HoodieLogFile>> logFiles = logFileStream.collect(Collectors.groupingBy((logFile) -> {
        String partitionPathStr = FSUtils.getRelativePartitionPath(new Path(metaClient.getBasePath()), logFile.getPath().getParent());
        return Pair.of(partitionPathStr, logFile.getFileId());
    }));
    Set<Pair<String, String>> fileIdSet = new HashSet<>(baseFiles.keySet());
    fileIdSet.addAll(logFiles.keySet());
    List<HoodieFileGroup> fileGroups = new ArrayList<>();
    fileIdSet.forEach(pair -> {
        String fileId = pair.getValue();
        HoodieFileGroup group = new HoodieFileGroup(pair.getKey(), fileId, timeline);
        if (baseFiles.containsKey(pair)) {
            baseFiles.get(pair).forEach(group::addBaseFile);
        }
        if (logFiles.containsKey(pair)) {
            logFiles.get(pair).forEach(group::addLogFile);
        }
        if (addPendingCompactionFileSlice) {
            Option<Pair<String, CompactionOperation>> pendingCompaction = getPendingCompactionOperationWithInstant(group.getFileGroupId());
            if (pendingCompaction.isPresent()) {
                // If there is no delta-commit after compaction request, this step would ensure a new file-slice appears
                // so that any new ingestion uses the correct base-instant
                group.addNewFileSliceAtInstant(pendingCompaction.get().getKey());
            }
        }
        fileGroups.add(group);
    });
    return fileGroups;
}