);
final BulkRequestBuilder bulk = context.getClient().prepareBulk();
FluentIterable
.from(walk)
.transform(new RevCommitToIndexCommit(context, walk))
.transform(new Function<IndexCommit, IndexCommit>() {
@Override
public IndexCommit apply(IndexCommit commit) {
try {
bulk.add(indexRequest(context.getRiverName())