Source:
<code>public SegmentPublishResult announceHistoricalSegments( final Set<DataSegment> segments, final DataSourceMetadata startMetadata, final DataSourceMetadata endMetadata ) throws IOException { if (segments.isEmpty()) { throw new IllegalArgumentException("segment set must not be empty"); } final String dataSource = segments.iterator().next().getDataSource(); for (DataSegment segment : segments) { if (!dataSource.equals(segment.getDataSource())) { throw new IllegalArgumentException("segments must all be from the same dataSource"); } } if ((startMetadata == null && endMetadata != null) || (startMetadata != null && endMetadata == null)) { throw new IllegalArgumentException("start/end metadata pair must be either null or non-null"); } final AtomicBoolean txnFailure = new AtomicBoolean(false); try { return connector.retryTransaction( new TransactionCallback<SegmentPublishResult>() { @Override public SegmentPublishResult inTransaction( final Handle handle, final TransactionStatus transactionStatus ) throws Exception { final Set<DataSegment> inserted = Sets.newHashSet(); for (final DataSegment segment : segments) { if (announceHistoricalSegment(handle, segment)) { inserted.add(segment); } <START> } <END> if (startMetadata != null) { final boolean success = updateDataSourceMetadataWithHandle( handle, dataSource, startMetadata, endMetadata ); if (!success) { transactionStatus.setRollbackOnly(); txnFailure.set(true); return null; } } return new SegmentPublishResult(ImmutableSet.copyOf(inserted), true); } } ); } catch (CallbackFailedException e) { if (txnFailure.get()) { return new SegmentPublishResult(ImmutableSet.<DataSegment>of(), false); } else { throw e; } } }</code><technical_language>try do txn status successfully found/updated true</technical_language>

Target:
public SegmentPublishResult announceHistoricalSegments( final Set<DataSegment> segments, final DataSourceMetadata startMetadata, final DataSourceMetadata endMetadata ) throws IOException { if (segments.isEmpty()) { throw new IllegalArgumentException("segment set must not be empty"); } final String dataSource = segments.iterator().next().getDataSource(); for (DataSegment segment : segments) { if (!dataSource.equals(segment.getDataSource())) { throw new IllegalArgumentException("segments must all be from the same dataSource"); } } if ((startMetadata == null && endMetadata != null) || (startMetadata != null && endMetadata == null)) { throw new IllegalArgumentException("start/end metadata pair must be either null or non-null"); } final AtomicBoolean txnFailure = new AtomicBoolean(false); try { return connector.retryTransaction( new TransactionCallback<SegmentPublishResult>() { @Override public SegmentPublishResult inTransaction( final Handle handle, final TransactionStatus transactionStatus ) throws Exception { final Set<DataSegment> inserted = Sets.newHashSet(); if (startMetadata != null) { final boolean success = updateDataSourceMetadataWithHandle( handle, dataSource, startMetadata, endMetadata ); if (!success) { transactionStatus.setRollbackOnly(); txnFailure.set(true); throw new RuntimeException("Aborting transaction!"); } } for (final DataSegment segment : segments) { if (announceHistoricalSegment(handle, segment)) { inserted.add(segment); } } return new SegmentPublishResult(ImmutableSet.copyOf(inserted), true); } }, 3, SQLMetadataConnector.DEFAULT_MAX_TRIES ); } catch (CallbackFailedException e) { if (txnFailure.get()) { return new SegmentPublishResult(ImmutableSet.<DataSegment>of(), false); } else { throw e; } } }