How to use

equals

method

in

alluxio.wire.TieredIdentity

@Override
@Nullable
public WorkerNetAddress getWorkerForNextBlock(Iterable<BlockWorkerInfo> workerInfoList,
  long blockSizeBytes) {
 List<BlockWorkerInfo> shuffledWorkers = Lists.newArrayList(workerInfoList);
 Collections.shuffle(shuffledWorkers);
 // Workers must have enough capacity to hold the block.
 List<BlockWorkerInfo> candidateWorkers = shuffledWorkers.stream()
   .filter(worker -> worker.getCapacityBytes() >= blockSizeBytes)
   .collect(Collectors.toList());
 // Try finding a worker based on nearest tiered identity.
 List<TieredIdentity> identities = candidateWorkers.stream()
   .map(worker -> worker.getNetAddress().getTieredIdentity())
   .filter(Objects::nonNull)
   .collect(Collectors.toList());
 Optional<TieredIdentity> nearest = TieredIdentityUtils.nearest(mTieredIdentity, identities,
   mCompareNodeIps);
 if (!nearest.isPresent()) {
  return null;
 }
 // Map back to the worker with the nearest tiered identity.
 return candidateWorkers.stream()
   .filter(worker -> worker.getNetAddress().getTieredIdentity().equals(nearest.get()))
   .map(worker -> worker.getNetAddress())
   .findFirst().orElse(null);
}

if (nearest.isPresent()) {
 dataSource = locations.stream().map(BlockLocation::getWorkerAddress)
   .filter(addr -> addr.getTieredIdentity().equals(nearest.get())).findFirst().get();
 if (mTieredIdentity.getTier(0).getTierName().equals(Constants.LOCALITY_NODE)
   && mTieredIdentity.topTiersMatch(nearest.get())) {