Examples with ROLLBACK_ACTION org.apache.hudi.common.table.timeline.HoodieTimeline.ROLLBACK_ACTION used on opensource projects

Example 1 with ROLLBACK_ACTION

use of org.apache.hudi.common.table.timeline.HoodieTimeline.ROLLBACK_ACTION in project hudi by apache.

the class RollbacksCommand method showRollback.

@CliCommand(value = "show rollback", help = "Show details of a rollback instant")
public String showRollback(@CliOption(key = { "instant" }, help = "Rollback instant", mandatory = true) String rollbackInstant, @CliOption(key = { "limit" }, help = "Limit  #rows to be displayed", unspecifiedDefaultValue = "10") Integer limit, @CliOption(key = { "sortBy" }, help = "Sorting Field", unspecifiedDefaultValue = "") final String sortByField, @CliOption(key = { "desc" }, help = "Ordering", unspecifiedDefaultValue = "false") final boolean descending, @CliOption(key = { "headeronly" }, help = "Print Header Only", unspecifiedDefaultValue = "false") final boolean headerOnly) throws IOException {
    HoodieActiveTimeline activeTimeline = new RollbackTimeline(HoodieCLI.getTableMetaClient());
    final List<Comparable[]> rows = new ArrayList<>();
    HoodieRollbackMetadata metadata = TimelineMetadataUtils.deserializeAvroMetadata(activeTimeline.getInstantDetails(new HoodieInstant(State.COMPLETED, ROLLBACK_ACTION, rollbackInstant)).get(), HoodieRollbackMetadata.class);
    metadata.getPartitionMetadata().forEach((key, value) -> Stream.concat(value.getSuccessDeleteFiles().stream().map(f -> Pair.of(f, true)), value.getFailedDeleteFiles().stream().map(f -> Pair.of(f, false))).forEach(fileWithDeleteStatus -> {
        Comparable[] row = new Comparable[5];
        row[0] = metadata.getStartRollbackTime();
        row[1] = metadata.getCommitsRollback().toString();
        row[2] = key;
        row[3] = fileWithDeleteStatus.getLeft();
        row[4] = fileWithDeleteStatus.getRight();
        rows.add(row);
    }));
    TableHeader header = new TableHeader().addTableHeaderField(HoodieTableHeaderFields.HEADER_INSTANT).addTableHeaderField(HoodieTableHeaderFields.HEADER_ROLLBACK_INSTANT).addTableHeaderField(HoodieTableHeaderFields.HEADER_PARTITION).addTableHeaderField(HoodieTableHeaderFields.HEADER_DELETED_FILE).addTableHeaderField(HoodieTableHeaderFields.HEADER_SUCCEEDED);
    return HoodiePrintHelper.print(header, new HashMap<>(), sortByField, descending, limit, headerOnly, rows);
}