How to use

getLazypersistDir

method

in

org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.BlockPoolSlice

protected File getLazyPersistDir(String bpid) throws IOException {
 return getBlockPoolSlice(bpid).getLazypersistDir();
}

File getLazyPersistDir(String bpid) throws IOException {
 return getBlockPoolSlice(bpid).getLazypersistDir();
}

File getLazyPersistDir(String bpid) throws IOException {
 return getBlockPoolSlice(bpid).getLazypersistDir();
}

File lazyPersistDir = volume.getBlockPoolSlice(bpid).getLazypersistDir();

protected final boolean verifyDeletedBlocks(LocatedBlocks locatedBlocks)
  throws IOException, InterruptedException {
 LOG.info("Verifying replica has no saved copy after deletion.");
 triggerBlockReport();
 while(
  DataNodeTestUtils.getPendingAsyncDeletions(cluster.getDataNodes().get(0))
   > 0L){
  Thread.sleep(1000);
 }
 final String bpid = cluster.getNamesystem().getBlockPoolId();
 List<? extends FsVolumeSpi> volumes =
  cluster.getDataNodes().get(0).getFSDataset().getVolumes();
 // Make sure deleted replica does not have a copy on either finalized dir of
 // transient volume or finalized dir of non-transient volume
 for (FsVolumeSpi v : volumes) {
  FsVolumeImpl volume = (FsVolumeImpl) v;
  File targetDir = (v.isTransientStorage()) ?
    volume.getBlockPoolSlice(bpid).getFinalizedDir() :
    volume.getBlockPoolSlice(bpid).getLazypersistDir();
  if (verifyBlockDeletedFromDir(targetDir, locatedBlocks) == false) {
   return false;
  }
 }
 return true;
}