@Override
  public void run() {
    checkNotNull(parentCommand);
    try {
      TomlConfigurationDefaultProvider.fromFile(commandLine, dataPath.toFile())
          .loadConfigurationIfNotLoaded();
    } catch (Exception e) {
      this.out.println(e);
      return;
    }
    this.out.println(
        "TOML config file is valid on basic inspection. Further dependencies between related options are checked when Besu starts.");
  }
Instantiates a new Validate config sub command.

@param commandLine the command line
@param out the PrintWriter where validation results will be reported.
app/src/main/java/org/hyperledger/besu/cli/subcommands/ValidateConfigSubCommand.java