Method Detail

• next

  Result next()
              throws IOException

  Grab the next row's worth of values. The scanner will return a Result.

  Returns:

  Result object if there is another row, null if the scanner is exhausted.

  Throws:

  IOException - e

• next

  Result[] next(int nbRows)
                throws IOException

  Parameters:

  nbRows - number of rows to return

  Returns:

  Between zero and nbRows results

  Throws:

  IOException - e

• close

  void close()

  Closes the scanner and releases any resources it has allocated

  Specified by:

  close in interface AutoCloseable

  Specified by:

  close in interface Closeable

• renewLease

  boolean renewLease()

  Allow the client to renew the scanner's lease on the server.

  Returns:

  true if the lease was successfully renewed, false otherwise.

• getScanMetrics

  ScanMetrics getScanMetrics()

  Returns:

  the scan metrics, or null if we do not enable metrics.