private void usage() {
    System.err.println("Usage: " + "bin/hbase completebulkload [OPTIONS] "
      + "</PATH/TO/HFILEOUTPUTFORMAT-OUTPUT> <TABLENAME>\n"
      + "Loads directory of hfiles -- a region dir or product of HFileOutputFormat -- "
      + "into an hbase table.\n" + "OPTIONS (for other -D options, see source code):\n" + " -D"
      + CREATE_TABLE_CONF_KEY + "=no whether to create table; when 'no', target "
      + "table must exist.\n" + " -D" + IGNORE_UNMATCHED_CF_CONF_KEY
      + "=yes to ignore unmatched column families.\n"
      + " -loadTable for when directory of files to load has a depth of 3; target table must "
      + "exist;\n" + " must be last of the options on command line.\n"
      + "See http://hbase.apache.org/book.html#arch.bulk.load.complete.strays for "
      + "documentation.\n");
  }
@throws TableNotFoundException if table does not exist.
hbase-server/src/main/java/org/apache/hadoop/hbase/tool/BulkLoadHFilesTool.java