@Override
  public void processOptions(CommandLine cmd) {
    super.processOptions(cmd);
    numWals = getOptionAsInt(cmd, NUM_WALS_OPTION.getOpt(), DEFAULT_NUM_WALS);
    setupConf();
  }
Processes and validates command line options.
hbase-procedure/src/test/java/org/apache/hadoop/hbase/procedure2/store/wal/ProcedureWALPerformanceEvaluation.java