private String getListEntryAsString(final OptionSpec spec) {
    // returns the string representation of the array value of the config line in CLI format
    // corresponding to the option in toml file
    // or null if not present in the config
    return decodeTomlArray(
        getKeyName(spec).map(result::getArray).map(tomlArray -> tomlArray.toList()).orElse(null));
  }
Creates a new TomlConfigurationDefaultProvider from an input stream.

@param commandLine the command line
@param inputStream the input stream
@return a new TomlConfigurationDefaultProvider
app/src/main/java/org/hyperledger/besu/cli/util/TomlConfigurationDefaultProvider.java