Constructor Detail

• HFileV1Detector

  public HFileV1Detector()

Method Detail

• run

  public int run(String[] args)
          throws IOException,
                 org.apache.commons.cli.ParseException

  Checks for HFileV1.

  Specified by:

  run in interface org.apache.hadoop.util.Tool

  Returns:

  0 when no HFileV1 is present. 1 when a HFileV1 is present or, when there is a file with corrupt major version (neither V1 nor V2). -1 in case of any error/exception

  Throws:

  IOException

  org.apache.commons.cli.ParseException

• getFileLinkWithPreNSPath

  public FileLink getFileLinkWithPreNSPath(org.apache.hadoop.fs.Path storeFilePath)
                                    throws IOException

  Creates a FileLink which adds pre-namespace paths in its list of available paths. This is used when reading a snapshot file in a pre-namespace file layout, for example, while upgrading.

  Parameters:

  storeFilePath -

  Returns:

  a FileLink which could read from pre-namespace paths.

  Throws:

  IOException

• main

  public static void main(String[] args)
                   throws Exception

  Throws:

  Exception