Examples with ReplicaInfo org.apache.hadoop.hdfs.server.datanode.ReplicaInfo used on opensource projects

Example 46 with ReplicaInfo

use of org.apache.hadoop.hdfs.server.datanode.ReplicaInfo in project hadoop by apache.

the class FsDatasetImplTestUtils method createReplicaWaitingToBeRecovered.

@Override
public Replica createReplicaWaitingToBeRecovered(FsVolumeSpi volume, ExtendedBlock eb) throws IOException {
    FsVolumeImpl vol = (FsVolumeImpl) volume;
    final String bpid = eb.getBlockPoolId();
    final Block block = eb.getLocalBlock();
    ReplicaInfo rwbr = new ReplicaBuilder(ReplicaState.RWR).setBlock(eb.getLocalBlock()).setFsVolume(volume).setDirectoryToUse(vol.createRbwFile(bpid, block).getParentFile()).build();
    dataset.volumeMap.add(bpid, rwbr);
    return rwbr;
}

Example 47 with ReplicaInfo

use of org.apache.hadoop.hdfs.server.datanode.ReplicaInfo in project hadoop by apache.

the class FsDatasetImplTestUtils method changeStoredGenerationStamp.

@Override
public void changeStoredGenerationStamp(ExtendedBlock block, long newGenStamp) throws IOException {
    ReplicaInfo r = dataset.getReplicaInfo(block);
    File blockFile = new File(r.getBlockURI());
    File metaFile = FsDatasetUtil.findMetaFile(blockFile);
    File newMetaFile = new File(DatanodeUtil.getMetaName(blockFile.getAbsolutePath(), newGenStamp));
    Files.move(metaFile.toPath(), newMetaFile.toPath(), StandardCopyOption.ATOMIC_MOVE);
}

Example 48 with ReplicaInfo

use of org.apache.hadoop.hdfs.server.datanode.ReplicaInfo in project hadoop by apache.

the class FsDatasetImplTestUtils method getMaterializedReplica.

/**
   * Return a materialized replica from the FsDatasetImpl.
   */
@Override
public MaterializedReplica getMaterializedReplica(ExtendedBlock block) throws ReplicaNotFoundException {
    File blockFile;
    try {
        ReplicaInfo r = dataset.getReplicaInfo(block);
        blockFile = new File(r.getBlockURI());
    } catch (IOException e) {
        LOG.error("Block file for " + block + " does not existed:", e);
        throw new ReplicaNotFoundException(block);
    }
    File metaFile = FsDatasetUtil.getMetaFile(blockFile, block.getGenerationStamp());
    return new FsDatasetImplMaterializedReplica(blockFile, metaFile);
}