@Nullable OutputStream stdOut,
            @Nullable OutputStream stdErr)
            throws IOException {
        return new MavenUpCling(world).run(args, stdIn, stdOut, stdErr, true);
    }

    public MavenUpCling() {
        super();
    }

    public MavenUpCling(ClassWorld classWorld) {
        super(classWorld);
    }

    @Override
    protected Invoker createInvoker() {

import java.io.ByteArrayOutputStream;
import java.nio.charset.StandardCharsets;

import org.apache.commons.cli.ParseException;
import org.apache.maven.api.cli.mvnup.UpgradeOptions;
import org.apache.maven.cling.MavenUpCling;
import org.codehaus.plexus.classworlds.ClassWorld;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;

        ;;
      --shell)
        MAVEN_MAIN_CLASS="org.apache.maven.cling.MavenShellCling"
        ;;
      --up)
        MAVEN_MAIN_CLASS="org.apache.maven.cling.MavenUpCling"
        ;;
      *)
        ;;
    esac
    shift
  done
}

handle_args "$@"
MAVEN_MAIN_CLASS=${MAVEN_MAIN_CLASS:=org.apache.maven.cling.MavenCling}

# Build command string for eval

) else if "%~1"=="--shell" (
      set "MAVEN_MAIN_CLASS=org.apache.maven.cling.MavenShellCling"
) else if "%~1"=="--up" (
      set "MAVEN_MAIN_CLASS=org.apache.maven.cling.MavenUpCling"
)
exit /b 0

:processArgs
if "%~1"=="" exit /b 0
call :handleArgs %1
shift
goto processArgs

:endHandleArgs
call :processArgs %*